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{ "shards": [ { "bot_dimensions": [ { "key": "caches", "value": [ "swarming_module_cache_vpython" ] }, { "key": "cores", "value": [ "8" ] }, { "key": "cpu", "value": [ "x86", "x86-64", "x86-64-avx2", "x86-64-i7-7700" ] }, { "key": "cpu_governor", "value": [ "powersave" ] }, { "key": "gce", "value": [ "0" ] }, { "key": "gpu", "value": [ "8086", "8086:5912", "8086:5912-18.3.3" ] }, { "key": "id", "value": [ "build112-a9" ] }, { "key": "inside_docker", "value": [ "0" ] }, { "key": "kvm", "value": [ "1" ] }, { "key": "locale", "value": [ "en_US.UTF-8" ] }, { "key": "machine_type", "value": [ "n1-highcpu-8" ] }, { "key": "os", "value": [ "Linux", "Ubuntu", "Ubuntu-18.04" ] }, { "key": "pool", "value": [ "Chrome-GPU" ] }, { "key": "python", "value": [ "2.7.15rc1" ] }, { "key": "server_version", "value": [ "4211-90dafba" ] }, { "key": "zone", "value": [ "us", "us-mtv", "us-mtv-chops", "us-mtv-chops-a", "us-mtv-chops-a-9" ] } ], "bot_id": "build112-a9", "bot_version": "a1949c9c9626232734f8c6a011db49db86c0d07bdcf5444a07f04046abeaa3cd", "cipd_pins": { "client_package": { "package_name": "infra/tools/cipd/linux-amd64", "version": "nFftZl2kFquaI2EUmPGwzbc5sIbCocl9L55UeASqlLsC" }, "packages": [ { "package_name": "infra/python/cpython/linux-amd64", "path": ".swarming_module", "version": "46c0c897ca0f053799ee41fd148bb7a47232df47" }, { "package_name": "infra/tools/luci/logdog/butler/linux-amd64", "path": ".swarming_module", "version": "2737ea8ed9b958f4d5aa9ffe106115a649ada241" }, { "package_name": "infra/tools/luci/vpython-native/linux-amd64", "path": ".swarming_module", "version": "OAXVAmcUSrvDygYUrCDzv20LRono9938YOHPu0zKowgC" }, { "package_name": "infra/tools/luci/vpython/linux-amd64", "path": ".swarming_module", "version": "ucaOciwAE9aweCUDOrmSvyiwrjmbywuB0NzAGUXIHjAC" } ] }, "completed_ts": "2019-03-21T14:36:21.412511", "costs_usd": [ 0.017873632031812112 ], "created_ts": "2019-03-21T14:33:01.771223", "duration": 185.03229689598083, "modified_ts": "2019-03-21T14:36:21.412511", "name": "context_lost_tests on Intel GPU on Linux/Ubuntu/83efbd6136/Linux FYI Experimental Release (Intel HD 630)/934", "output": "Additional test environment:\n CHROME_DEVEL_SANDBOX=/opt/chromium/chrome_sandbox\n CHROME_HEADLESS=1\n LANG=en_US.UTF-8\nCommand: /b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin/python ../../testing/scripts/run_gpu_integration_test_as_googletest.py ../../content/test/gpu/run_gpu_integration_test.py context_lost --show-stdout --browser=release --passthrough -v --extra-browser-args=--enable-logging=stderr --js-flags=--expose-gc --isolated-script-test-output=/b/s/w/iovtoPlI/output.json --isolated-script-test-perf-output=/b/s/w/iovtoPlI/perftest-output.json\n\nRunning command: /b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin/python ../../content/test/gpu/run_gpu_integration_test.py context_lost --show-stdout --browser=release --passthrough -v --extra-browser-args=--enable-logging=stderr --js-flags=--expose-gc --write-full-results-to /b/s/w/iovtoPlI/output.json\nwith env: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin', 'XDG_VTNR': '1', 'SWARMING_BOT_ID': 'build112-a9', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\nRunning ['/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin/python', '../../content/test/gpu/run_gpu_integration_test.py', 'context_lost', '--show-stdout', '--browser=release', '--passthrough', '-v', '--extra-browser-args=--enable-logging=stderr --js-flags=--expose-gc', '--write-full-results-to', '/b/s/w/iovtoPlI/output.json'] in None (env: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin', 'XDG_VTNR': '1', 'SWARMING_BOT_ID': 'build112-a9', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/sINFO:root:Chose browser: PossibleDesktopBrowser(type=release, executable=/b/s/w/ir/out/Release/chrome, flash=None)\nINFO:root:Tsproxy commandline: ['/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin/python', '/b/s/w/ir/third_party/catapult/telemetry/third_party/tsproxy/tsproxy.py', '--port=0']\nINFO:root:fcntl is supported, try setting non blocking I/O for the ts_proxy process\nINFO:root:TsProxy port: 35253\nINFO:root:DoNothingForwarder started between 127.0.0.1:35253 and 35253\nINFO:root:Starting Chrome: /b/s/w/ir/out/Release/chrome --disable-gpu-process-for-dx12-vulkan-info-collection --disable-domain-blocking-for-3d-apis --enable-gpu-benchmarking --disable-gpu-process-crash-limit --js-flags=--expose-gc --enable-logging=stderr --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmpLpvr1X about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmp4DPA_v', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n[22772:22772:0321/073329.044004:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\n\nDevTools listening on ws://127.0.0.1:46849/devtools/browser/caeb8fcb-ec40-4c2e-8ddd-43f770966746\nINFO:root:DoNothingForwarder started between 127.0.0.1:46849 and 46849\nINFO:root:Websocket at ws://127.0.0.1:46849/devtools/browser/caeb8fcb-ec40-4c2e-8ddd-43f770966746 is ready.\n[22772:22772:0321/073330.037772:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nINFO:root:DevTools http agent is ready.\nINFO:root:Created DevToolsClientBackend from ws://127.0.0.1:46849/devtools/browser/caeb8fcb-ec40-4c2e-8ddd-43f770966746\nINFO:root:Browser information:\n Browser started (pid=22742).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.021132\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking', '--gpu-driver-bug-list-test-group=3']\nClosing browser (pid=22742) ...\nFailed to gracefully shutdown.\nProceed to kill the browser.\nBrowser is closed.\n[22777:22787:0321/073339.036132:WARNING:important_file_writer.cc(97)] temp file failure: /b/s/w/itBg0whL/tmpLpvr1X/Default/Network Persistent State : could not create temporary file: No such file or directory (2)\nChose browser: PossibleDesktopBrowser(type=release, executable=/b/s/w/ir/out/Release/chrome, flash=None)\nStarting Chrome: /b/s/w/ir/out/Release/chrome --disable-gpu-process-for-dx12-vulkan-info-collection --gpu-driver-bug-list-test-group=3 --enable-gpu-benchmarking --disable-gpu-process-crash-limit --js-flags=--expose-gc --enable-logging=stderr --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmpwVapAl about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmpmNvpuc', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n\nDevTools listening on ws://127.0.0.1:46183/devtools/browser/7e903ba2-6b5b-4604-9ab1-79404ab00e3e\n[22902:22902:0321/073339.287179:ERROR:GrGLInterface.cpp(229)] ../../third_party/skia/src/gpu/gl/GrGLInterface.cpp:229 GrGLInterface::validate() failed.\n\n[22902:22902:0321/073339.288074:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\nDoNothingForwarder started between 127.0.0.1:46183 and 46183\nWebsocket at ws://127.0.0.1:46183/devtools/browser/7e903ba2-6b5b-4604-9ab1-79404ab00e3e is ready.\n[22902:22902:0321/073339.374953:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:46183/devtools/browser/7e903ba2-6b5b-4604-9ab1-79404ab00e3e\nBrowser information:\n Browser started (pid=22872).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.023315\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: False\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n disable_es3_gl_context_for_testing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[22777:22787:0321/073346.406157:WARNING:important_file_writer.cc(97)] temp file failure: /b/s/w/itBg0whL/tmpLpvr1X/Default/Network Persistent State : could not create temporary file: No such file or directory (2)\n[22872:22934:0321/073346.911885:WARNING:leveldb_database.cc(106)] Unable to open /b/s/w/itBg0whL/tmpwVapAl/Default/shared_proto_db: Invalid argument: /b/s/w/itBg0whL/tmpwVapAl/Default/shared_proto_db: does not exist (create_if_missing is false)\n[22910:22923:0321/073347.358336:WARNING:simple_synchronous_entry.cc(1389)] Could not open platform files for entry.\n[22872:22872:0321/073347.396472:INFO:CONSOLE(217)] \"Harness injected.\", source: (217)\n[22902:22902:0321/073347.416515:ERROR:context_group.cc(179)] ContextResult::kFatalFailure: ES3 is blacklisted/disabled/unsupported by driver.\n[22902:22902:0321/073347.416878:ERROR:gles2_command_buffer_stub.cc(347)] Failed to initialize decoder.\n[22902:22902:0321/073347.417152:ERROR:gpu_channel.cc(684)] GpuChannel::CreateCommandBuffer(): failed to initialize CommandBufferStub\n[1:1:0321/073347.417314:ERROR:command_buffer_proxy_impl.cc(130)] Failure processing GpuChannelMsg_CreateCommandBuffer.\n[1:1:0321/073347.417374:ERROR:context_provider_command_buffer.cc(144)] GpuChannelHost failed to create command buffer.\nDevTools console [network]: Failed to load resource: the server responded with a status of 404 (File not found) http://127.0.0.1:38143/favicon.ico\n[1/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WebGL2Blocked passed 22.2637s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking']\nClosing browser (pid=22872) ...\n[22872:22883:0321/073352.751296:ERROR:browser_process_sub_thread.cc(217)] Waited 109 ms for network service\n[22872:22900:0321/073352.752597:ERROR:process_posix.cc(330)] Unable to terminate process 22910: No such process (3)\n[22872:22900:0321/073352.752668:WARNING:internal_linux.cc(64)] Failed to read /proc/22910/stat\n[22872:22883:0321/073352.754408:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[22872:22996:0321/073352.760855:WARNING:internal_linux.cc(64)] Failed to read /proc/22902/stat\nFailed to gracefully shutdown.\nProceed to kill the browser.\nBrowser is closed.\nChose browser: PossibleDesktopBrowser(type=release, executable=/b/s/w/ir/out/Release/chrome, flash=None)\nStarting Chrome: /b/s/w/ir/out/Release/chrome --js-flags=--expose-gc --disable-gpu-process-for-dx12-vulkan-info-collection --enable-logging=stderr --disable-gpu-process-crash-limit --enable-gpu-benchmarking --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmp2HNb_E about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmpRCR7vo', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n\nDevTools listening on ws://127.0.0.1:33623/devtools/browser/07c1bb3e-beea-4c9b-aa91-70eec995942a\n[23036:23036:0321/073401.576109:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\nDoNothingForwarder started between 127.0.0.1:33623 and 33623\nWebsocket at ws://127.0.0.1:33623/devtools/browser/07c1bb3e-beea-4c9b-aa91-70eec995942a is ready.\n[23036:23036:0321/073401.651944:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:33623/devtools/browser/07c1bb3e-beea-4c9b-aa91-70eec995942a\nBrowser information:\n Browser started (pid=23006).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.023667\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[23006:23066:0321/073402.242860:WARNING:leveldb_database.cc(106)] Unable to open /b/s/w/itBg0whL/tmp2HNb_E/Default/shared_proto_db: Invalid argument: /b/s/w/itBg0whL/tmp2HNb_E/Default/shared_proto_db: does not exist (create_if_missing is false)\n[23044:23055:0321/073402.810245:WARNING:simple_synchronous_entry.cc(1389)] Could not open platform files for entry.\n[23006:23006:0321/073402.852829:INFO:CONSOLE(217)] \"Harness injected.\", source: (217)\nDevTools console [network]: Failed to load resource: the server responded with a status of 404 (File not found) http://127.0.0.1:38143/favicon.ico\n[23006:23006:0321/073403.085632:INFO:CONSOLE(0)] \"WebGL: CONTEXT_LOST_WEBGL: loseContext: context lost\", source: http://127.0.0.1:38143/webgl-domain-blocking-page1.html (0)\n[23111:23111:0321/073403.121770:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\n[23006:23006:0321/073403.157362:INFO:CONSOLE(217)] \"Harness injected.\", source: (217)\n[23111:23111:0321/073403.157955:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nRestarting browser due to must restart after tests that kill the GPU process\nClosing browser (pid=23006) ...\n[23006:23017:0321/073403.652957:ERROR:browser_process_sub_thread.cc(217)] Waited 158 ms for network service\n[23006:23034:0321/073403.653136:ERROR:process_posix.cc(330)] Unable to terminate process 23044: No such process (3)\n[23006:23034:0321/073403.653216:WARNING:internal_linux.cc(64)] Failed to read /proc/23044/stat\n[23006:23017:0321/073403.655669:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[23006:23122:0321/073403.660290:WARNING:internal_linux.cc(64)] Failed to read /proc/23111/stat\nFailed to gracefully shutdown.\nProceed to kill the browser.\nBrowser is closed.\nStarting Chrome: /b/s/w/ir/out/Release/chrome --js-flags=--expose-gc --disable-gpu-process-for-dx12-vulkan-info-collection --enable-logging=stderr --disable-gpu-process-crash-limit --enable-gpu-benchmarking --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmpPkwffc about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmprnF3g6', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n[23156:23156:0321/073409.128108:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\n\nDevTools listening on ws://127.0.0.1:46163/devtools/browser/b43d38fd-f908-4620-a34e-3cea5071dd41\nDoNothingForwarder started between 127.0.0.1:46163 and 46163\nWebsocket at ws://127.0.0.1:46163/devtools/browser/b43d38fd-f908-4620-a34e-3cea5071dd41 is ready.\nDevTools http agent is ready.\n[23156:23156:0321/073409.229543:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nCreated DevToolsClientBackend from ws://127.0.0.1:46163/devtools/browser/b43d38fd-f908-4620-a34e-3cea5071dd41\nBrowser information:\n Browser started (pid=23123).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.024162\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[2/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WebGLBlockedAfterJSNavigation passed 16.8894s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking', '--disable-domain-blocking-for-3d-apis']\nClosing browser (pid=23123) ...\n[23123:23165:0321/073409.739132:FATAL:bus.cc(179)] Check failed: !connection_. \n#0 0x564146304fe9 base::debug::CollectStackTrace()\n#1 0x564146235443 base::debug::StackTrace::StackTrace()\n#2 0x56414624e310 logging::LogMessage::~LogMessage()\n#3 0x564146ea3eff dbus::Bus::~Bus()\n#4 0x564146ea41be dbus::Bus::~Bus()\n#5 0x564146eb8e31 dbus::ObjectProxy::~ObjectProxy()\n#6 0x564146eb8e8e dbus::ObjectProxy::~ObjectProxy()\n#7 0x564146ebdd94 base::internal::BindState<>::Destroy()\n#8 0x564142de918e base::internal::ReturnAsParamAdapter<>()\n#9 0x564142de9307 base::internal::Invoker<>::RunOnce()\n#10 0x5641462d0a1d base::(anonymous namespace)::PostTaskAndReplyRelay::RunTaskAndPostReply()\n#11 0x5641462d0ed9 base::internal::Invoker<>::RunOnce()\n#12 0x56414629365e base::TaskAnnotator::RunTask()\n#13 0x5641462c87b2 base::internal::TaskTracker::RunSkipOnShutdown()\n#14 0x5641462c8086 base::internal::TaskTracker::RunOrSkipTask()\n#15 0x56414631a3e3 base::internal::TaskTrackerPosix::RunOrSkipTask()\n#16 0x5641462c71e0 base::internal::TaskTracker::RunAndPopNextTask()\n#17 0x5641462c2a7d base::internal::SchedulerWorker::RunWorker()\n#18 0x5641462c27d4 base::internal::SchedulerWorker::RunSharedWorker()\n#19 0x56414631ae58 base::(anonymous namespace)::ThreadFunc()\n#20 0x7f0a304da6db start_thread\n#21 0x7f0a2a36e88f clone\nTask trace:\n#0 0x564146ebaab4 dbus::ObjectProxy::ConnectToSignal()\n#1 0x5641460d340f NotificationPlatformBridgeLinuxImpl::Init()\n\nBrowser is closed.\nChose browser: PossibleDesktopBrowser(type=release, executable=/b/s/w/ir/out/Release/chrome, flash=None)\nStarting Chrome: /b/s/w/ir/out/Release/chrome --disable-gpu-process-for-dx12-vulkan-info-collection --disable-domain-blocking-for-3d-apis --enable-gpu-benchmarking --disable-gpu-process-crash-limit --js-flags=--expose-gc --enable-logging=stderr --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmpYKB2Dm about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmpjij8bV', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n\nDevTools listening on ws://127.0.0.1:34121/devtools/browser/999281fc-df19-48d6-99b6-0697f493e21a\n[23264:23264:0321/073413.823287:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\nDoNothingForwarder started between 127.0.0.1:34121 and 34121\nWebsocket at ws://127.0.0.1:34121/devtools/browser/999281fc-df19-48d6-99b6-0697f493e21a is ready.\n[23264:23264:0321/073413.901801:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:34121/devtools/browser/999281fc-df19-48d6-99b6-0697f493e21a\nBrowser information:\n Browser started (pid=23234).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.029835\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[23234:23293:0321/073414.534699:WARNING:leveldb_database.cc(106)] Unable to open /b/s/w/itBg0whL/tmpYKB2Dm/Default/shared_proto_db: Invalid argument: /b/s/w/itBg0whL/tmpYKB2Dm/Default/shared_proto_db: does not exist (create_if_missing is false)\n[23272:23283:0321/073415.049712:WARNING:simple_synchronous_entry.cc(1389)] Could not open platform files for entry.\n[23234:23234:0321/073415.089340:INFO:CONSOLE(217)] \"Harness injected.\", source: (217)\nDevTools console [network]: Failed to load resource: the server responded with a status of 404 (File not found) http://127.0.0.1:38143/favicon.ico\n[23234:23234:0321/073415.235939:INFO:CONSOLE(0)] \"WebGL: CONTEXT_LOST_WEBGL: loseContext: context lost\", source: http://127.0.0.1:38143/webgl.html?query=kill_after_notification (0)\n[23343:23343:0321/073415.270130:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\n[23343:23343:0321/073415.311432:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nRestarting browser due to must restart after tests that kill the GPU process\nClosing browser (pid=23234) ...\n[23234:23245:0321/073415.763760:ERROR:browser_process_sub_thread.cc(217)] Waited 109 ms for network service\n[23234:23262:0321/073415.763931:ERROR:process_posix.cc(330)] Unable to terminate process 23272: No such process (3)\n[23234:23262:0321/073415.764011:WARNING:internal_linux.cc(64)] Failed to read /proc/23272/stat\n[23234:23245:0321/073415.766395:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[23234:23353:0321/073415.771120:WARNING:internal_linux.cc(64)] Failed to read /proc/23343/stat\nFailed to gracefully shutdown.\nProceed to kill the browser.\nBrowser is closed.\nStarting Chrome: /b/s/w/ir/out/Release/chrome --disable-gpu-process-for-dx12-vulkan-info-collection --disable-domain-blocking-for-3d-apis --enable-gpu-benchmarking --disable-gpu-process-crash-limit --js-flags=--expose-gc --enable-logging=stderr --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmpRg_B6Z about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmpYPhRdL', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n\nDevTools listening on ws://127.0.0.1:35481/devtools/browser/678e5952-5e56-4110-93b3-541f45b3604b\n[23383:23383:0321/073421.237667:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\nDoNothingForwarder started between 127.0.0.1:35481 and 35481\n[23383:23383:0321/073421.324950:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nWebsocket at ws://127.0.0.1:35481/devtools/browser/678e5952-5e56-4110-93b3-541f45b3604b is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:35481/devtools/browser/678e5952-5e56-4110-93b3-541f45b3604b\nBrowser information:\n Browser started (pid=23354).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.022736\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[3/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WebGLContextLostFromGPUProcessExit passed 12.0554s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking', '--disable-domain-blocking-for-3d-apis']\nClosing browser (pid=23354) ...\n[23354:23393:0321/073421.826123:FATAL:bus.cc(179)] Check failed: !connection_. \n#0 0x5651d17bcfe9 base::debug::CollectStackTrace()\n#1 0x5651d16ed443 base::debug::StackTrace::StackTrace()\n#2 0x5651d1706310 logging::LogMessage::~LogMessage()\n#3 0x5651d235beff dbus::Bus::~Bus()\n#4 0x5651d235c1be dbus::Bus::~Bus()\n#5 0x5651d2370e31 dbus::ObjectProxy::~ObjectProxy()\n#6 0x5651d2370e8e dbus::ObjectProxy::~ObjectProxy()\n#7 0x5651d2375d94 base::internal::BindState<>::Destroy()\n#8 0x5651ce2a118e base::internal::ReturnAsParamAdapter<>()\n#9 0x5651ce2a1307 base::internal::Invoker<>::RunOnce()\n#10 0x5651d1788a1d base::(anonymous namespace)::PostTaskAndReplyRelay::RunTaskAndPostReply()\n#11 0x5651d1788ed9 base::internal::Invoker<>::RunOnce()\n#12 0x5651d174b65e base::TaskAnnotator::RunTask()\n#13 0x5651d17807b2 base::internal::TaskTracker::RunSkipOnShutdown()\n#14 0x5651d1780086 base::internal::TaskTracker::RunOrSkipTask()\n#15 0x5651d17d23e3 base::internal::TaskTrackerPosix::RunOrSkipTask()\n#16 0x5651d177f1e0 base::internal::TaskTracker::RunAndPopNextTask()\n#17 0x5651d177aa7d base::internal::SchedulerWorker::RunWorker()\n#18 0x5651d177a7d4 base::internal::SchedulerWorker::RunSharedWorker()\n#19 0x5651d17d2e58 base::(anonymous namespace)::ThreadFunc()\n#20 0x7fc8da3646db start_thread\n#21 0x7fc8d41f888f clone\nTask trace:\n#0 0x5651d2372ab4 dbus::ObjectProxy::ConnectToSignal()\n#1 0x5651d158b40f NotificationPlatformBridgeLinuxImpl::Init()\n\nBrowser is closed.\nChose browser: PossibleDesktopBrowser(type=release, executable=/b/s/w/ir/out/Release/chrome, flash=None)\nStarting Chrome: /b/s/w/ir/out/Release/chrome --disable-gpu-process-for-dx12-vulkan-info-collection --disable-domain-blocking-for-3d-apis --enable-gpu-benchmarking --disable-gpu-process-crash-limit --js-flags=--expose-gc --enable-logging=stderr --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmpj9yMZT about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmpaJbc9O', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n\nDevTools listening on ws://127.0.0.1:45523/devtools/browser/842febb1-411b-4038-9760-e2033703c34f\nDoNothingForwarder started between 127.0.0.1:45523 and 45523\n[23495:23495:0321/073425.814606:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\nWebsocket at ws://127.0.0.1:45523/devtools/browser/842febb1-411b-4038-9760-e2033703c34f is ready.\nDevTools http agent is ready.\n[23495:23495:0321/073425.902399:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nCreated DevToolsClientBackend from ws://127.0.0.1:45523/devtools/browser/842febb1-411b-4038-9760-e2033703c34f\nBrowser information:\n Browser started (pid=23465).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.026558\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[23465:23524:0321/073426.449583:WARNING:leveldb_database.cc(106)] Unable to open /b/s/w/itBg0whL/tmpj9yMZT/Default/shared_proto_db: Invalid argument: /b/s/w/itBg0whL/tmpj9yMZT/Default/shared_proto_db: does not exist (create_if_missing is false)\n[23503:23515:0321/073426.805659:WARNING:simple_synchronous_entry.cc(1389)] Could not open platform files for entry.\n[23465:23465:0321/073426.847456:INFO:CONSOLE(217)] \"Harness injected.\", source: (217)\n[4/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WebGLContextLostFromLoseContextExtension passed 5.5321s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking', '--disable-domain-blocking-for-3d-apis']\nClosing browser (pid=23465) ...\n[23465:23476:0321/073427.406069:ERROR:browser_process_sub_thread.cc(217)] Waited 76 ms for network service\n[23465:23493:0321/073427.406544:ERROR:process_posix.cc(330)] Unable to terminate process 23503: No such process (3)\n[23465:23493:0321/073427.406580:WARNING:internal_linux.cc(64)] Failed to read /proc/23503/stat\n[23465:23476:0321/073427.406955:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[23465:23570:0321/073427.410066:WARNING:internal_linux.cc(64)] Failed to read /proc/23495/stat\nFailed to gracefully shutdown.\nProceed to kill the browser.\nBrowser is closed.\nChose browser: PossibleDesktopBrowser(type=release, executable=/b/s/w/ir/out/Release/chrome, flash=None)\nStarting Chrome: /b/s/w/ir/out/Release/chrome --disable-gpu-process-for-dx12-vulkan-info-collection --disable-domain-blocking-for-3d-apis --enable-gpu-benchmarking --disable-gpu-process-crash-limit --js-flags=--expose-gc --enable-logging=stderr --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmplXqeU5 about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmpsGtkk3', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n\nDevTools listening on ws://127.0.0.1:45997/devtools/browser/6550804b-66bd-4be2-9201-aef1030393ed\n[23616:23616:0321/073435.987704:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\nDoNothingForwarder started between 127.0.0.1:45997 and 45997\n[23616:23616:0321/073436.068145:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nWebsocket at ws://127.0.0.1:45997/devtools/browser/6550804b-66bd-4be2-9201-aef1030393ed is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:45997/devtools/browser/6550804b-66bd-4be2-9201-aef1030393ed\nBrowser information:\n Browser started (pid=23586).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.022212\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[23586:23645:0321/073436.817091:WARNING:leveldb_database.cc(106)] Unable to open /b/s/w/itBg0whL/tmplXqeU5/Default/shared_proto_db: Invalid argument: /b/s/w/itBg0whL/tmplXqeU5/Default/shared_proto_db: does not exist (create_if_missing is false)\n[23624:23631:0321/073437.166905:WARNING:simple_synchronous_entry.cc(1389)] Could not open platform files for entry.\n[23586:23586:0321/073437.214429:INFO:CONSOLE(217)] \"Harness injected.\", source: (217)\nDevTools console [network]: Failed to load resource: the server responded with a status of 404 (File not found) http://127.0.0.1:38143/favicon.ico\n[23586:23586:0321/073437.466732:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.480290:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.493424:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.506573:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.520509:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.533507:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.547235:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.579090:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.594459:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.607034:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.618915:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.631479:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.644276:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.657121:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.669782:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.682212:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.694853:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.707471:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.732699:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.746689:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.758788:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.771096:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.783152:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.795951:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.808742:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.820986:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.832876:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.844575:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.857452:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.870336:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.883341:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.896113:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.908996:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.921474:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.934353:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.947660:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.961013:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.974537:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073437.987531:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.001291:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.014376:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.028118:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.040994:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.054174:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.067901:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.080601:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.093923:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.107186:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.120751:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.134054:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.147300:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.161055:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.174273:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.187538:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.200287:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.213956:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.227401:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.252113:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.264689:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.278140:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.291361:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.304634:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.317669:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.329992:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.342752:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.355415:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.367939:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.380928:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.393892:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.406153:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.418591:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.431485:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.444336:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.456401:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.468805:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.480921:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.493383:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.506619:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.520183:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.534757:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.547437:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.559632:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.574395:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.587516:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.612830:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.627735:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.640502:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.653392:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.666032:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.678747:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.691855:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.704956:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.718067:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.731476:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.744784:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.757807:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.771221:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.784613:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.797710:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.810731:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.824038:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.836187:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.848640:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.860952:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.873362:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.886518:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.899306:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.912552:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.925108:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.937273:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.949513:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.961576:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[23586:23586:0321/073438.973976:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:38143/webgl.html?query=forced_quantity_loss (71)\n[5/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WebGLContextLostFromQuantity passed 12.3187s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking', '--disable-domain-blocking-for-3d-apis']\nClosing browser (pid=23586) ...\n[23586:23597:0321/073439.559825:ERROR:browser_process_sub_thread.cc(217)] Waited 126 ms for network service\n[23586:23614:0321/073439.560568:ERROR:process_posix.cc(330)] Unable to terminate process 23624: No such process (3)\n[23586:23614:0321/073439.560601:WARNING:internal_linux.cc(64)] Failed to read /proc/23624/stat\n[23586:23597:0321/073439.561203:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[23586:23693:0321/073439.564132:WARNING:internal_linux.cc(64)] Failed to read /proc/23616/stat\nFailed to gracefully shutdown.\nProceed to kill the browser.\nBrowser is closed.\nChose browser: PossibleDesktopBrowser(type=release, executable=/b/s/w/ir/out/Release/chrome, flash=None)\nStarting Chrome: /b/s/w/ir/out/Release/chrome --disable-gpu-process-for-dx12-vulkan-info-collection --disable-domain-blocking-for-3d-apis --enable-gpu-benchmarking --disable-gpu-process-crash-limit --js-flags=--expose-gc --enable-logging=stderr --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmpjHHYfV about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmpJGJNeJ', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n\nDevTools listening on ws://127.0.0.1:35329/devtools/browser/8064abf1-19c4-4ccb-a38a-6ed1a3fe00e6\n[23733:23733:0321/073448.353821:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\nDoNothingForwarder started between 127.0.0.1:35329 and 35329\nWebsocket at ws://127.0.0.1:35329/devtools/browser/8064abf1-19c4-4ccb-a38a-6ed1a3fe00e6 is ready.\nDevTools http agent is ready.\n[23733:23733:0321/073448.444273:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nCreated DevToolsClientBackend from ws://127.0.0.1:35329/devtools/browser/8064abf1-19c4-4ccb-a38a-6ed1a3fe00e6\nBrowser information:\n Browser started (pid=23703).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.027004\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[23703:23762:0321/073449.042067:WARNING:leveldb_database.cc(106)] Unable to open /b/s/w/itBg0whL/tmpjHHYfV/Default/shared_proto_db: Invalid argument: /b/s/w/itBg0whL/tmpjHHYfV/Default/shared_proto_db: does not exist (create_if_missing is false)\n[23739:23747:0321/073449.622555:WARNING:simple_synchronous_entry.cc(1389)] Could not open platform files for entry.\n[23703:23703:0321/073449.668450:INFO:CONSOLE(217)] \"Harness injected.\", source: (217)\nDevTools console [network]: Failed to load resource: the server responded with a status of 404 (File not found) http://127.0.0.1:38143/favicon.ico\n[6/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WebGLContextLostFromSelectElement passed 13.1763s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking', '--disable-domain-blocking-for-3d-apis']\nClosing browser (pid=23703) ...\n[23703:23714:0321/073452.793443:ERROR:browser_process_sub_thread.cc(217)] Waited 158 ms for network service\n[23703:23730:0321/073452.795190:ERROR:process_posix.cc(330)] Unable to terminate process 23739: No such process (3)\n[23703:23730:0321/073452.795273:WARNING:internal_linux.cc(64)] Failed to read /proc/23739/stat\n[23703:23714:0321/073452.796912:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[23703:23813:0321/073452.800830:WARNING:internal_linux.cc(64)] Failed to read /proc/23733/stat\nFailed to gracefully shutdown.\nProceed to kill the browser.\nBrowser is closed.\nChose browser: PossibleDesktopBrowser(type=release, executable=/b/s/w/ir/out/Release/chrome, flash=None)\nStarting Chrome: /b/s/w/ir/out/Release/chrome --disable-gpu-process-for-dx12-vulkan-info-collection --disable-domain-blocking-for-3d-apis --enable-gpu-benchmarking --disable-gpu-process-crash-limit --js-flags=--expose-gc --enable-logging=stderr --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmpOa2p5q about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmpJ3rhea', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n\nDevTools listening on ws://127.0.0.1:40527/devtools/browser/0ada4931-b635-4ef6-a7f6-932beb03d156\n[23879:23879:0321/073501.531654:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\nDoNothingForwarder started between 127.0.0.1:40527 and 40527\nWebsocket at ws://127.0.0.1:40527/devtools/browser/0ada4931-b635-4ef6-a7f6-932beb03d156 is ready.\nDevTools http agent is ready.\n[23879:23879:0321/073501.624240:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nCreated DevToolsClientBackend from ws://127.0.0.1:40527/devtools/browser/0ada4931-b635-4ef6-a7f6-932beb03d156\nBrowser information:\n Browser started (pid=23849).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.026674\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[23849:23908:0321/073502.084489:WARNING:leveldb_database.cc(106)] Unable to open /b/s/w/itBg0whL/tmpOa2p5q/Default/shared_proto_db: Invalid argument: /b/s/w/itBg0whL/tmpOa2p5q/Default/shared_proto_db: does not exist (create_if_missing is false)\n[23884:23892:0321/073502.542474:WARNING:simple_synchronous_entry.cc(1389)] Could not open platform files for entry.\n[23849:23849:0321/073502.586675:INFO:CONSOLE(217)] \"Harness injected.\", source: (217)\nDevTools console [network]: Failed to load resource: the server responded with a status of 404 (File not found) http://127.0.0.1:38143/favicon.ico\n[7/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WebGLContextLostInHiddenTab passed 10.2718s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking']\nClosing browser (pid=23849) ...\n[23849:23860:0321/073503.169684:ERROR:browser_process_sub_thread.cc(217)] Waited 159 ms for network service\n[23849:23877:0321/073503.171043:ERROR:process_posix.cc(330)] Unable to terminate process 23884: No such process (3)\n[23849:23877:0321/073503.171127:WARNING:internal_linux.cc(64)] Failed to read /proc/23884/stat\n[23849:23860:0321/073503.172973:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[23849:23956:0321/073503.179309:WARNING:internal_linux.cc(64)] Failed to read /proc/23879/stat\nFailed to gracefully shutdown.\nProceed to kill the browser.\nBrowser is closed.\nChose browser: PossibleDesktopBrowser(type=release, executable=/b/s/w/ir/out/Release/chrome, flash=None)\nStarting Chrome: /b/s/w/ir/out/Release/chrome --js-flags=--expose-gc --disable-gpu-process-for-dx12-vulkan-info-collection --enable-logging=stderr --disable-gpu-process-crash-limit --enable-gpu-benchmarking --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmpMKPIoH about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmpocmqOr', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n\nDevTools listening on ws://127.0.0.1:45421/devtools/browser/9ba9180c-3173-489f-b4d3-a7a0c562d98c\n[23997:23997:0321/073511.816245:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\nDoNothingForwarder started between 127.0.0.1:45421 and 45421\nWebsocket at ws://127.0.0.1:45421/devtools/browser/9ba9180c-3173-489f-b4d3-a7a0c562d98c is ready.\n[23997:23997:0321/073512.021992:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:45421/devtools/browser/9ba9180c-3173-489f-b4d3-a7a0c562d98c\nBrowser information:\n Browser started (pid=23966).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.024885\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[23966:23992:0321/073512.896915:WARNING:leveldb_database.cc(106)] Unable to open /b/s/w/itBg0whL/tmpMKPIoH/Default/shared_proto_db: Invalid argument: /b/s/w/itBg0whL/tmpMKPIoH/Default/shared_proto_db: does not exist (create_if_missing is false)\n[24005:24018:0321/073513.495427:WARNING:simple_synchronous_entry.cc(1389)] Could not open platform files for entry.\n[23966:23966:0321/073513.540742:INFO:CONSOLE(217)] \"Harness injected.\", source: (217)\n[23966:23966:0321/073513.570848:INFO:CONSOLE(11)] \"SUCCESS\", source: http://127.0.0.1:38143/webgl-domain-unblocking.html (11)\n[23966:23966:0321/073513.571005:INFO:CONSOLE(11)] \"LOADED\", source: http://127.0.0.1:38143/webgl-domain-unblocking.html (11)\nDevTools console [network]: Failed to load resource: the server responded with a status of 404 (File not found) http://127.0.0.1:38143/favicon.ico\n[23966:23966:0321/073513.698879:INFO:CONSOLE(0)] \"WebGL: CONTEXT_LOST_WEBGL: loseContext: context lost\", source: http://127.0.0.1:38143/webgl-domain-unblocking.html (0)\n[24069:24069:0321/073513.732267:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\n[24069:24069:0321/073513.766327:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\n[23966:23966:0321/073513.812255:INFO:CONSOLE(217)] \"Harness injected.\", source: (217)\n[23966:23966:0321/073513.829039:INFO:CONSOLE(11)] \"SUCCESS\", source: http://127.0.0.1:38143/webgl-domain-unblocking.html (11)\n[23966:23966:0321/073513.829169:INFO:CONSOLE(11)] \"LOADED\", source: http://127.0.0.1:38143/webgl-domain-unblocking.html (11)\nRestarting browser due to must restart after tests that kill the GPU process\nClosing browser (pid=23966) ...\n[24069:24069:0321/073513.845718:ERROR:gles2_cmd_decoder.cc(18431)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glCreateAndConsumeTextureCHROMIUM: invalid mailbox name\n[24069:24069:0321/073513.845757:ERROR:gles2_cmd_decoder.cc(10710)] [.DisplayCompositor]RENDER WARNING: texture bound to texture unit 0 is not renderable. It maybe non-power-of-2 and have incompatible texture filtering.\n[24069:24069:0321/073513.845784:ERROR:gles2_cmd_decoder.cc(18431)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glCreateAndConsumeTextureCHROMIUM: invalid mailbox name\n[24069:24069:0321/073513.845798:ERROR:gles2_cmd_decoder.cc(10710)] [.DisplayCompositor]RENDER WARNING: texture bound to texture unit 0 is not renderable. It maybe non-power-of-2 and have incompatible texture filtering.\n[24069:24069:0321/073513.845814:ERROR:gles2_cmd_decoder.cc(18431)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glCreateAndConsumeTextureCHROMIUM: invalid mailbox name\n[24069:24069:0321/073513.845827:ERROR:gles2_cmd_decoder.cc(10710)] [.DisplayCompositor]RENDER WARNING: texture bound to texture unit 0 is not renderable. It maybe non-power-of-2 and have incompatible texture filtering.\n[24069:24069:0321/073513.845854:ERROR:gles2_cmd_decoder.cc(18431)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glCreateAndConsumeTextureCHROMIUM: invalid mailbox name\n[24069:24069:0321/073513.845872:ERROR:gles2_cmd_decoder.cc(10710)] [.DisplayCompositor]RENDER WARNING: texture bound to texture unit 0 is not renderable. It maybe non-power-of-2 and have incompatible texture filtering.\n[24069:24069:0321/073513.845891:ERROR:gles2_cmd_decoder.cc(18431)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glCreateAndConsumeTextureCHROMIUM: invalid mailbox name\n[24069:24069:0321/073513.845906:ERROR:gles2_cmd_decoder.cc(10710)] [.DisplayCompositor]RENDER WARNING: texture bound to texture unit 0 is not renderable. It maybe non-power-of-2 and have incompatible texture filtering.\n[24069:24069:0321/073513.845922:ERROR:gles2_cmd_decoder.cc(18431)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glCreateAndConsumeTextureCHROMIUM: invalid mailbox name\n[24069:24069:0321/073513.845939:ERROR:gles2_cmd_decoder.cc(10710)] [.DisplayCompositor]RENDER WARNING: texture bound to texture unit 0 is not renderable. It maybe non-power-of-2 and have incompatible texture filtering.\n[24069:24069:0321/073513.845968:ERROR:gles2_cmd_decoder.cc(18431)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glCreateAndConsumeTextureCHROMIUM: invalid mailbox name\n[24069:24069:0321/073513.845987:ERROR:gles2_cmd_decoder.cc(10710)] [.DisplayCompositor]RENDER WARNING: texture bound to texture unit 0 is not renderable. It maybe non-power-of-2 and have incompatible texture filtering.\n[24069:24069:0321/073513.846012:ERROR:gles2_cmd_decoder.cc(18431)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glCreateAndConsumeTextureCHROMIUM: invalid mailbox name\n[24069:24069:0321/073513.847856:ERROR:gles2_cmd_decoder.cc(10710)] [.DisplayCompositor]RENDER WARNING: texture bound to texture unit 0 is not renderable. It maybe non-power-of-2 and have incompatible texture filtering.\n[23966:23977:0321/073514.223788:ERROR:browser_process_sub_thread.cc(217)] Waited 158 ms for network service\n[23966:23995:0321/073514.223930:ERROR:process_posix.cc(330)] Unable to terminate process 24005: No such process (3)\n[23966:23995:0321/073514.224021:WARNING:internal_linux.cc(64)] Failed to read /proc/24005/stat\n[23966:23977:0321/073514.226459:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[23966:24080:0321/073514.231156:WARNING:internal_linux.cc(64)] Failed to read /proc/24069/stat\nFailed to gracefully shutdown.\nProceed to kill the browser.\nBrowser is closed.\nStarting Chrome: /b/s/w/ir/out/Release/chrome --js-flags=--expose-gc --disable-gpu-process-for-dx12-vulkan-info-collection --enable-logging=stderr --disable-gpu-process-crash-limit --enable-gpu-benchmarking --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmpfUtjCS about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmpUW_vGG', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n\nDevTools listening on ws://127.0.0.1:33709/devtools/browser/37dfdaf9-000c-4fb7-9e40-e210a0f7a023\n[24111:24111:0321/073519.722022:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\nDoNothingForwarder started between 127.0.0.1:33709 and 33709\nWebsocket at ws://127.0.0.1:33709/devtools/browser/37dfdaf9-000c-4fb7-9e40-e210a0f7a023 is ready.\n[24111:24111:0321/073519.800847:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:33709/devtools/browser/37dfdaf9-000c-4fb7-9e40-e210a0f7a023\nBrowser information:\n Browser started (pid=24081).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.023171\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[8/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WebGLUnblockedAfterUserInitiatedReload passed 17.1885s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking', '--enable-experimental-web-platform-features']\nClosing browser (pid=24081) ...\n[24081:24121:0321/073520.455903:FATAL:bus.cc(179)] Check failed: !connection_. \n#0 0x55dedcb6bfe9 base::debug::CollectStackTrace()\n#1 0x55dedca9c443 base::debug::StackTrace::StackTrace()\n#2 0x55dedcab5310 logging::LogMessage::~LogMessage()\n#3 0x55dedd70aeff dbus::Bus::~Bus()\n#4 0x55dedd70b1be dbus::Bus::~Bus()\n#5 0x55dedd71fe31 dbus::ObjectProxy::~ObjectProxy()\n#6 0x55dedd71fe8e dbus::ObjectProxy::~ObjectProxy()\n#7 0x55dedd724d94 base::internal::BindState<>::Destroy()\n#8 0x55ded965018e base::internal::ReturnAsParamAdapter<>()\n#9 0x55ded9650307 base::internal::Invoker<>::RunOnce()\n#10 0x55dedcb37a1d base::(anonymous namespace)::PostTaskAndReplyRelay::RunTaskAndPostReply()\n#11 0x55dedcb37ed9 base::internal::Invoker<>::RunOnce()\n#12 0x55dedcafa65e base::TaskAnnotator::RunTask()\n#13 0x55dedcb2f7b2 base::internal::TaskTracker::RunSkipOnShutdown()\n#14 0x55dedcb2f086 base::internal::TaskTracker::RunOrSkipTask()\n#15 0x55dedcb813e3 base::internal::TaskTrackerPosix::RunOrSkipTask()\n#16 0x55dedcb2e1e0 base::internal::TaskTracker::RunAndPopNextTask()\n#17 0x55dedcb29a7d base::internal::SchedulerWorker::RunWorker()\n#18 0x55dedcb297d4 base::internal::SchedulerWorker::RunSharedWorker()\n#19 0x55dedcb81e58 base::(anonymous namespace)::ThreadFunc()\n#20 0x7fdd55bb86db start_thread\n#21 0x7fdd4fa4c88f clone\nTask trace:\n#0 0x55dedd721ab4 dbus::ObjectProxy::ConnectToSignal()\n#1 0x55dedc93a40f NotificationPlatformBridgeLinuxImpl::Init()\n\nBrowser is closed.\nChose browser: PossibleDesktopBrowser(type=release, executable=/b/s/w/ir/out/Release/chrome, flash=None)\nStarting Chrome: /b/s/w/ir/out/Release/chrome --enable-experimental-web-platform-features --disable-gpu-process-for-dx12-vulkan-info-collection --enable-gpu-benchmarking --disable-gpu-process-crash-limit --js-flags=--expose-gc --enable-logging=stderr --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmp7bKKMx about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmpjoYgSE', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n\nDevTools listening on ws://127.0.0.1:43283/devtools/browser/5557b7ad-a6a7-4d4f-a6f1-a16d78a5c117\n[24223:24223:0321/073524.447761:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\nDoNothingForwarder started between 127.0.0.1:43283 and 43283\nWebsocket at ws://127.0.0.1:43283/devtools/browser/5557b7ad-a6a7-4d4f-a6f1-a16d78a5c117 is ready.\n[24223:24223:0321/073524.538414:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:43283/devtools/browser/5557b7ad-a6a7-4d4f-a6f1-a16d78a5c117\nBrowser information:\n Browser started (pid=24193).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.022939\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking']\nClosing browser (pid=24193) ...\n[24193:24234:0321/073525.079597:FATAL:bus.cc(179)] Check failed: !connection_. \n#0 0x564045436fe9 base::debug::CollectStackTrace()\n#1 0x564045367443 base::debug::StackTrace::StackTrace()\n#2 0x564045380310 logging::LogMessage::~LogMessage()\n#3 0x564045fd5eff dbus::Bus::~Bus()\n#4 0x564045fd61be dbus::Bus::~Bus()\n#5 0x564045feae31 dbus::ObjectProxy::~ObjectProxy()\n#6 0x564045feae8e dbus::ObjectProxy::~ObjectProxy()\n#7 0x564045fefd94 base::internal::BindState<>::Destroy()\n#8 0x564041f1b18e base::internal::ReturnAsParamAdapter<>()\n#9 0x564041f1b307 base::internal::Invoker<>::RunOnce()\n#10 0x564045402a1d base::(anonymous namespace)::PostTaskAndReplyRelay::RunTaskAndPostReply()\n#11 0x564045402ed9 base::internal::Invoker<>::RunOnce()\n#12 0x5640453c565e base::TaskAnnotator::RunTask()\n#13 0x5640453fa7b2 base::internal::TaskTracker::RunSkipOnShutdown()\n#14 0x5640453fa086 base::internal::TaskTracker::RunOrSkipTask()\n#15 0x56404544c3e3 base::internal::TaskTrackerPosix::RunOrSkipTask()\n#16 0x5640453f91e0 base::internal::TaskTracker::RunAndPopNextTask()\n#17 0x5640453f4a7d base::internal::SchedulerWorker::RunWorker()\n#18 0x5640453f47d4 base::internal::SchedulerWorker::RunSharedWorker()\n#19 0x56404544ce58 base::(anonymous namespace)::ThreadFunc()\n#20 0x7fdece9d06db start_thread\n#21 0x7fdec886488f clone\nTask trace:\n#0 0x564045fecab4 dbus::ObjectProxy::ConnectToSignal()\n#1 0x56404520540f NotificationPlatformBridgeLinuxImpl::Init()\n\nBrowser is closed.\nChose browser: PossibleDesktopBrowser(type=release, executable=/b/s/w/ir/out/Release/chrome, flash=None)\nStarting Chrome: /b/s/w/ir/out/Release/chrome --js-flags=--expose-gc --disable-gpu-process-for-dx12-vulkan-info-collection --enable-logging=stderr --disable-gpu-process-crash-limit --enable-gpu-benchmarking --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmppzrA74 about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmpIftWGq', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n\nDevTools listening on ws://127.0.0.1:45121/devtools/browser/529934c0-61a0-4c90-b580-d162f6b8d2c4\n[24335:24335:0321/073529.098674:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\nDoNothingForwarder started between 127.0.0.1:45121 and 45121\nWebsocket at ws://127.0.0.1:45121/devtools/browser/529934c0-61a0-4c90-b580-d162f6b8d2c4 is ready.\n[24335:24335:0321/073529.195785:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:45121/devtools/browser/529934c0-61a0-4c90-b580-d162f6b8d2c4\nBrowser information:\n Browser started (pid=24305).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.022358\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[24305:24364:0321/073529.773796:WARNING:leveldb_database.cc(106)] Unable to open /b/s/w/itBg0whL/tmppzrA74/Default/shared_proto_db: Invalid argument: /b/s/w/itBg0whL/tmppzrA74/Default/shared_proto_db: does not exist (create_if_missing is false)\n[24340:24354:0321/073530.218807:WARNING:simple_synchronous_entry.cc(1389)] Could not open platform files for entry.\n[24305:24305:0321/073530.261870:INFO:CONSOLE(217)] \"Harness injected.\", source: (217)\nDevTools console [network]: Failed to load resource: the server responded with a status of 404 (File not found) http://127.0.0.1:38143/favicon.ico\n[24416:24416:0321/073530.558712:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\n[24416:24416:0321/073530.591844:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\n[24305:24305:0321/073533.146649:INFO:CONSOLE(31)] \"Test complete\", source: http://127.0.0.1:38143/worker-raf-after-gpu-crash.html (31)\nRestarting browser due to must restart after tests that kill the GPU process\nClosing browser (pid=24305) ...\n[24305:24316:0321/073533.713784:ERROR:browser_process_sub_thread.cc(217)] Waited 125 ms for network service\n[24305:24333:0321/073533.713997:ERROR:process_posix.cc(330)] Unable to terminate process 24340: No such process (3)\n[24305:24333:0321/073533.714091:WARNING:internal_linux.cc(64)] Failed to read /proc/24340/stat\n[24305:24316:0321/073533.716688:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[24305:24426:0321/073533.721410:WARNING:internal_linux.cc(64)] Failed to read /proc/24416/stat\nFailed to gracefully shutdown.\nProceed to kill the browser.\nBrowser is closed.\nStarting Chrome: /b/s/w/ir/out/Release/chrome --js-flags=--expose-gc --disable-gpu-process-for-dx12-vulkan-info-collection --enable-logging=stderr --disable-gpu-process-crash-limit --enable-gpu-benchmarking --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmpa8NheL about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmpDZshmT', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n\nDevTools listening on ws://127.0.0.1:43377/devtools/browser/8469dc51-f14a-4103-aefc-bcb23a978edf\n[24465:24465:0321/073539.243317:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\nDoNothingForwarder started between 127.0.0.1:43377 and 43377\n[24465:24465:0321/073539.331076:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nWebsocket at ws://127.0.0.1:43377/devtools/browser/8469dc51-f14a-4103-aefc-bcb23a978edf is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:43377/devtools/browser/8469dc51-f14a-4103-aefc-bcb23a978edf\nBrowser information:\n Browser started (pid=24433).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.023835\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[9/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WorkerRAFAfterGPUCrash passed 19.5129s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking', '--enable-viz-display-compositor', '--enable-experimental-web-platform-features']\nClosing browser (pid=24433) ...\n[24433:24473:0321/073539.886660:FATAL:bus.cc(179)] Check failed: !connection_. \n#0 0x56140fccffe9 base::debug::CollectStackTrace()\n#1 0x56140fc00443 base::debug::StackTrace::StackTrace()\n#2 0x56140fc19310 logging::LogMessage::~LogMessage()\n#3 0x56141086eeff dbus::Bus::~Bus()\n#4 0x56141086f1be dbus::Bus::~Bus()\n#5 0x561410883e31 dbus::ObjectProxy::~ObjectProxy()\n#6 0x561410883e8e dbus::ObjectProxy::~ObjectProxy()\n#7 0x561410888d94 base::internal::BindState<>::Destroy()\n#8 0x56140c7b418e base::internal::ReturnAsParamAdapter<>()\n#9 0x56140c7b4307 base::internal::Invoker<>::RunOnce()\n#10 0x56140fc9ba1d base::(anonymous namespace)::PostTaskAndReplyRelay::RunTaskAndPostReply()\n#11 0x56140fc9bed9 base::internal::Invoker<>::RunOnce()\n#12 0x56140fc5e65e base::TaskAnnotator::RunTask()\n#13 0x56140fc937b2 base::internal::TaskTracker::RunSkipOnShutdown()\n#14 0x56140fc93086 base::internal::TaskTracker::RunOrSkipTask()\n#15 0x56140fce53e3 base::internal::TaskTrackerPosix::RunOrSkipTask()\n#16 0x56140fc921e0 base::internal::TaskTracker::RunAndPopNextTask()\n#17 0x56140fc8da7d base::internal::SchedulerWorker::RunWorker()\n#18 0x56140fc8d7d4 base::internal::SchedulerWorker::RunSharedWorker()\n#19 0x56140fce5e58 base::(anonymous namespace)::ThreadFunc()\n#20 0x7f387db996db start_thread\n#21 0x7f3877a2d88f clone\nTask trace:\n#0 0x561410885ab4 dbus::ObjectProxy::ConnectToSignal()\n#1 0x56140fa9e40f NotificationPlatformBridgeLinuxImpl::Init()\n\n[24469:24478:0321/073540.323373:ERROR:broker_posix.cc(40)] Recvmsg error: Connection reset by peer (104)\nBrowser is closed.\nChose browser: PossibleDesktopBrowser(type=release, executable=/b/s/w/ir/out/Release/chrome, flash=None)\nStarting Chrome: /b/s/w/ir/out/Release/chrome --enable-experimental-web-platform-features --disable-gpu-process-for-dx12-vulkan-info-collection --enable-viz-display-compositor --enable-gpu-benchmarking --disable-gpu-process-crash-limit --js-flags=--expose-gc --enable-logging=stderr --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmplrFiQ6 about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmpUI5A3t', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n\nDevTools listening on ws://127.0.0.1:44513/devtools/browser/baf42bfe-4ff0-4a59-b2b2-d09219a1550f\n[24573:24573:0321/073543.862123:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\nDoNothingForwarder started between 127.0.0.1:44513 and 44513\nWebsocket at ws://127.0.0.1:44513/devtools/browser/baf42bfe-4ff0-4a59-b2b2-d09219a1550f is ready.\n[24573:24573:0321/073543.947136:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:44513/devtools/browser/baf42bfe-4ff0-4a59-b2b2-d09219a1550f\nBrowser information:\n Browser started (pid=24543).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.022481\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[24543:24602:0321/073544.506393:WARNING:leveldb_database.cc(106)] Unable to open /b/s/w/itBg0whL/tmplrFiQ6/Default/shared_proto_db: Invalid argument: /b/s/w/itBg0whL/tmplrFiQ6/Default/shared_proto_db: does not exist (create_if_missing is false)\n[24582:24588:0321/073545.044535:WARNING:simple_synchronous_entry.cc(1389)] Could not open platform files for entry.\n[24543:24543:0321/073545.088831:INFO:CONSOLE(217)] \"Harness injected.\", source: (217)\nDevTools console [network]: Failed to load resource: the server responded with a status of 404 (File not found) http://127.0.0.1:38143/favicon.ico\n[24646:24646:0321/073545.451422:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\n[24646:24646:0321/073545.485634:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\n[24543:24543:0321/073548.035116:INFO:CONSOLE(31)] \"Test complete\", source: http://127.0.0.1:38143/worker-raf-after-gpu-crash.html (31)\nRestarting browser due to must restart after tests that kill the GPU process\nClosing browser (pid=24543) ...\n[24543:24554:0321/073548.458084:ERROR:browser_process_sub_thread.cc(217)] Waited 159 ms for network service\n[24543:24571:0321/073548.458270:ERROR:process_posix.cc(330)] Unable to terminate process 24582: No such process (3)\n[24543:24571:0321/073548.458377:WARNING:internal_linux.cc(64)] Failed to read /proc/24582/stat\n[24543:24554:0321/073548.461380:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[24543:24656:0321/073548.465839:WARNING:internal_linux.cc(64)] Failed to read /proc/24646/stat\nFailed to gracefully shutdown.\nProceed to kill the browser.\nBrowser is closed.\nStarting Chrome: /b/s/w/ir/out/Release/chrome --enable-experimental-web-platform-features --disable-gpu-process-for-dx12-vulkan-info-collection --enable-viz-display-compositor --enable-gpu-benchmarking --disable-gpu-process-crash-limit --js-flags=--expose-gc --enable-logging=stderr --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmpBX76eI about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmpkeWFnY', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n\nDevTools listening on ws://127.0.0.1:33337/devtools/browser/110a3cf1-be8f-4647-a68a-8ae03e809db3\n[24687:24687:0321/073553.945393:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\nDoNothingForwarder started between 127.0.0.1:33337 and 33337\nWebsocket at ws://127.0.0.1:33337/devtools/browser/110a3cf1-be8f-4647-a68a-8ae03e809db3 is ready.\n[24687:24687:0321/073554.028598:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:33337/devtools/browser/110a3cf1-be8f-4647-a68a-8ae03e809db3\nBrowser information:\n Browser started (pid=24657).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.022359\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[10/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WorkerRAFAfterGPUCrash_OOPD passed 14.6946s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking', '--disable-domain-blocking-for-3d-apis']\nClosing browser (pid=24657) ...\n[24657:24697:0321/073554.996256:FATAL:bus.cc(179)] Check failed: !connection_. \n#0 0x55857bf33fe9 base::debug::CollectStackTrace()\n#1 0x55857be64443 base::debug::StackTrace::StackTrace()\n#2 0x55857be7d310 logging::LogMessage::~LogMessage()\n#3 0x55857cad2eff dbus::Bus::~Bus()\n#4 0x55857cad31be dbus::Bus::~Bus()\n#5 0x55857cae7e31 dbus::ObjectProxy::~ObjectProxy()\n#6 0x55857cae7e8e dbus::ObjectProxy::~ObjectProxy()\n#7 0x55857caecd94 base::internal::BindState<>::Destroy()\n#8 0x558578a1818e base::internal::ReturnAsParamAdapter<>()\n#9 0x558578a18307 base::internal::Invoker<>::RunOnce()\n#10 0x55857beffa1d base::(anonymous namespace)::PostTaskAndReplyRelay::RunTaskAndPostReply()\n#11 0x55857beffed9 base::internal::Invoker<>::RunOnce()\n#12 0x55857bec265e base::TaskAnnotator::RunTask()\n#13 0x55857bef77b2 base::internal::TaskTracker::RunSkipOnShutdown()\n#14 0x55857bef7086 base::internal::TaskTracker::RunOrSkipTask()\n#15 0x55857bf493e3 base::internal::TaskTrackerPosix::RunOrSkipTask()\n#16 0x55857bef61e0 base::internal::TaskTracker::RunAndPopNextTask()\n#17 0x55857bef1a7d base::internal::SchedulerWorker::RunWorker()\n#18 0x55857bef17d4 base::internal::SchedulerWorker::RunSharedWorker()\n#19 0x55857bf49e58 base::(anonymous namespace)::ThreadFunc()\n#20 0x7f9dbf8e76db start_thread\n#21 0x7f9db977b88f clone\nTask trace:\n#0 0x55857cae9ab4 dbus::ObjectProxy::ConnectToSignal()\n#1 0x55857bd0240f NotificationPlatformBridgeLinuxImpl::Init()\n\n[24695:24703:0321/073555.538370:ERROR:broker_posix.cc(40)] Recvmsg error: Connection reset by peer (104)\nBrowser is closed.\nChose browser: PossibleDesktopBrowser(type=release, executable=/b/s/w/ir/out/Release/chrome, flash=None)\nStarting Chrome: /b/s/w/ir/out/Release/chrome --disable-gpu-process-for-dx12-vulkan-info-collection --disable-domain-blocking-for-3d-apis --enable-gpu-benchmarking --disable-gpu-process-crash-limit --js-flags=--expose-gc --enable-logging=stderr --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmp92nH1b about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmpLwWQnB', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n\nDevTools listening on ws://127.0.0.1:42403/devtools/browser/056ffcda-3939-4f2c-843f-e1444eca1054\n[24799:24799:0321/073559.264682:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\nDoNothingForwarder started between 127.0.0.1:42403 and 42403\n[24799:24799:0321/073559.366347:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nWebsocket at ws://127.0.0.1:42403/devtools/browser/056ffcda-3939-4f2c-843f-e1444eca1054 is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:42403/devtools/browser/056ffcda-3939-4f2c-843f-e1444eca1054\nBrowser information:\n Browser started (pid=24769).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.023754\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[24769:24790:0321/073559.912342:WARNING:leveldb_database.cc(106)] Unable to open /b/s/w/itBg0whL/tmp92nH1b/Default/shared_proto_db: Invalid argument: /b/s/w/itBg0whL/tmp92nH1b/Default/shared_proto_db: does not exist (create_if_missing is false)\n[24806:24813:0321/073600.399343:WARNING:simple_synchronous_entry.cc(1389)] Could not open platform files for entry.\n[24769:24769:0321/073600.440491:INFO:CONSOLE(217)] \"Harness injected.\", source: (217)\nDevTools console [network]: Failed to load resource: the server responded with a status of 404 (File not found) http://127.0.0.1:38143/favicon.ico\n[24769:24769:0321/073600.674519:INFO:CONSOLE(0)] \"WebGL: CONTEXT_LOST_WEBGL: loseContext: context lost\", source: http://127.0.0.1:38143/gpu_process_crash.html (0)\n[24878:24878:0321/073600.707764:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\n[24878:24878:0321/073600.741855:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\n[24769:24769:0321/073606.737225:INFO:CONSOLE(0)] \"WebGL: CONTEXT_LOST_WEBGL: loseContext: context lost\", source: http://127.0.0.1:38143/gpu_process_crash.html (0)\n[24888:24888:0321/073606.771761:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\n[24888:24888:0321/073606.806154:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nRestarting browser due to must restart after tests that kill the GPU process\nClosing browser (pid=24769) ...\n[24769:24780:0321/073612.935094:ERROR:browser_process_sub_thread.cc(217)] Waited 93 ms for network service\n[24769:24797:0321/073612.935324:ERROR:process_posix.cc(330)] Unable to terminate process 24806: No such process (3)\n[24769:24797:0321/073612.935437:WARNING:internal_linux.cc(64)] Failed to read /proc/24806/stat\n[24769:24780:0321/073612.939150:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[24769:24904:0321/073612.943477:WARNING:internal_linux.cc(64)] Failed to read /proc/24888/stat\nFailed to gracefully shutdown.\nProceed to kill the browser.\nBrowser is closed.\nStarting Chrome: /b/s/w/ir/out/Release/chrome --disable-gpu-process-for-dx12-vulkan-info-collection --disable-domain-blocking-for-3d-apis --enable-gpu-benchmarking --disable-gpu-process-crash-limit --js-flags=--expose-gc --enable-logging=stderr --enable-net-benchmarking --metrics-recording-only --no-default-browser-check --no-first-run --ignore-background-tasks --enable-gpu-benchmarking --deny-permission-prompts --autoplay-policy=no-user-gesture-required --disable-background-networking --disable-component-extensions-with-background-pages --disable-default-apps --disable-search-geolocation-disclosure --proxy-server=socks://localhost:35253 --proxy-bypass-list=<-loopback> --remote-debugging-port=0 --enable-crash-reporter-for-testing --disable-component-update --window-size=1280,1024 --user-data-dir=/b/s/w/itBg0whL/tmpwrKZOi about:blank\n\nEnv: {'GNOME_DESKTOP_SESSION_ID': 'this-is-deprecated', 'CHROME_HEADLESS': '1', 'XDG_CURRENT_DESKTOP': 'ubuntu:GNOME', 'XDG_SESSION_TYPE': 'x11', 'QT_IM_MODULE': 'ibus', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'SWARMING_BOT_ID': 'build112-a9', 'XDG_VTNR': '1', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin:/b/s/w/ir/.swarming_module_cache/vpython/bd23d8/lib/python2.7/site-packages/cv2', 'DISPLAY': ':0', 'SSH_AGENT_PID': '1282', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/bd23d8', 'SHELL': '/bin/bash', 'XAUTHORITY': '/run/user/1000/gdm/Xauthority', 'SESSION_MANAGER': 'local/build112-a9:@/tmp/.ICE-unix/1179,unix/build112-a9:/tmp/.ICE-unix/1179', 'SHLVL': '0', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'MANDATORY_PATH': '/usr/share/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'LC_ALL': 'en_US.UTF-8', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itBg0whL/tmp0DUQNP', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'LC_MESSAGES': 'en_US.UTF-8', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'}\n[24934:24934:0321/073618.503306:ERROR:sandbox_linux.cc(368)] InitializeSandbox() called with multiple threads in process gpu-process.\n\nDevTools listening on ws://127.0.0.1:39959/devtools/browser/136e36e1-00e7-4bae-8ee8-dd7025b56830\nDoNothingForwarder started between 127.0.0.1:39959 and 39959\nWebsocket at ws://127.0.0.1:39959/devtools/browser/136e36e1-00e7-4bae-8ee8-dd7025b56830 is ready.\n[24934:24934:0321/073618.593069:ERROR:buffer_manager.cc(488)] [.DisplayCompositor]GL ERROR :GL_INVALID_OPERATION : glBufferData: <- error from previous GL command\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:39959/devtools/browser/136e36e1-00e7-4bae-8ee8-dd7025b56830\nBrowser information:\n Browser started (pid=24905).\n OS: linux ubuntu\n GPU device 0: VENDOR = 0x8086 (Intel Open Source Technology Center), DEVICE = 0x5912 (Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) )\n GPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering_version: 2.3\n gl_extensions : GL_3DFX_texture_compression_FXT1 GL_AMD_conservative_depth GL_AMD_depth_clamp_separate GL_AMD_draw_buffers_blend GL_AMD_gpu_shader_int64 GL_AMD_multi_draw_indirect GL_AMD_query_buffer_object GL_AMD_seamless_cubemap_per_texture GL_AMD_shader_stencil_export GL_AMD_shader_trinary_minmax GL_AMD_vertex_shader_layer GL_AMD_vertex_shader_viewport_index GL_ANGLE_texture_compression_dxt3 GL_ANGLE_texture_compression_dxt5 GL_APPLE_object_purgeable GL_ARB_ES2_compatibility GL_ARB_ES3_1_compatibility GL_ARB_ES3_2_compatibility GL_ARB_ES3_compatibility GL_ARB_arrays_of_arrays GL_ARB_base_instance GL_ARB_blend_func_extended GL_ARB_buffer_storage GL_ARB_clear_buffer_object GL_ARB_clear_texture GL_ARB_clip_control GL_ARB_compressed_texture_pixel_storage GL_ARB_compute_shader GL_ARB_conditional_render_inverted GL_ARB_conservative_depth GL_ARB_copy_buffer GL_ARB_copy_image GL_ARB_cull_distance GL_ARB_debug_output GL_ARB_depth_buffer_float GL_ARB_depth_clamp GL_ARB_derivative_control GL_ARB_direct_state_access GL_ARB_draw_buffers GL_ARB_draw_buffers_blend GL_ARB_draw_elements_base_vertex GL_ARB_draw_indirect GL_ARB_draw_instanced GL_ARB_enhanced_layouts GL_ARB_explicit_attrib_location GL_ARB_explicit_uniform_location GL_ARB_fragment_coord_conventions GL_ARB_fragment_layer_viewport GL_ARB_fragment_shader GL_ARB_fragment_shader_interlock GL_ARB_framebuffer_no_attachments GL_ARB_framebuffer_object GL_ARB_framebuffer_sRGB GL_ARB_get_program_binary GL_ARB_get_texture_sub_image GL_ARB_gpu_shader5 GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader_int64 GL_ARB_half_float_pixel GL_ARB_half_float_vertex GL_ARB_indirect_parameters GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_internalformat_query2 GL_ARB_invalidate_subdata GL_ARB_map_buffer_alignment GL_ARB_map_buffer_range GL_ARB_multi_bind GL_ARB_multi_draw_indirect GL_ARB_occlusion_query2 GL_ARB_pipeline_statistics_query GL_ARB_pixel_buffer_object GL_ARB_point_sprite GL_ARB_polygon_offset_clamp GL_ARB_post_depth_coverage GL_ARB_program_interface_query GL_ARB_provoking_vertex GL_ARB_query_buffer_object GL_ARB_robust_buffer_access_behavior GL_ARB_robustness GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_seamless_cube_map GL_ARB_seamless_cubemap_per_texture GL_ARB_separate_shader_objects GL_ARB_shader_atomic_counter_ops GL_ARB_shader_atomic_counters GL_ARB_shader_ballot GL_ARB_shader_bit_encoding GL_ARB_shader_clock GL_ARB_shader_draw_parameters GL_ARB_shader_group_vote GL_ARB_shader_image_load_store GL_ARB_shader_image_size GL_ARB_shader_objects GL_ARB_shader_precision GL_ARB_shader_stencil_export GL_ARB_shader_storage_buffer_object GL_ARB_shader_subroutine GL_ARB_shader_texture_image_samples GL_ARB_shader_texture_lod GL_ARB_shader_viewport_layer_array GL_ARB_shading_language_420pack GL_ARB_shading_language_packing GL_ARB_stencil_texturing GL_ARB_sync GL_ARB_tessellation_shader GL_ARB_texture_barrier GL_ARB_texture_buffer_object GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_buffer_range GL_ARB_texture_compression_bptc GL_ARB_texture_compression_rgtc GL_ARB_texture_cube_map_array GL_ARB_texture_filter_anisotropic GL_ARB_texture_float GL_ARB_texture_gather GL_ARB_texture_mirror_clamp_to_edge GL_ARB_texture_multisample GL_ARB_texture_non_power_of_two GL_ARB_texture_query_levels GL_ARB_texture_query_lod GL_ARB_texture_rectangle GL_ARB_texture_rg GL_ARB_texture_rgb10_a2ui GL_ARB_texture_stencil8 GL_ARB_texture_storage GL_ARB_texture_storage_multisample GL_ARB_texture_swizzle GL_ARB_texture_view GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_transform_feedback_instanced GL_ARB_transform_feedback_overflow_query GL_ARB_uniform_buffer_object GL_ARB_vertex_array_bgra GL_ARB_vertex_array_object GL_ARB_vertex_attrib_64bit GL_ARB_vertex_attrib_binding GL_ARB_vertex_buffer_object GL_ARB_vertex_shader GL_ARB_vertex_type_10f_11f_11f_rev GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_ATI_blend_equation_separate GL_ATI_texture_float GL_EXT_abgr GL_EXT_blend_equation_separate GL_EXT_draw_buffers2 GL_EXT_draw_instanced GL_EXT_framebuffer_blit GL_EXT_framebuffer_multisample GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_framebuffer_object GL_EXT_framebuffer_sRGB GL_EXT_packed_depth_stencil GL_EXT_packed_float GL_EXT_pixel_buffer_object GL_EXT_polygon_offset_clamp GL_EXT_provoking_vertex GL_EXT_shader_framebuffer_fetch GL_EXT_shader_framebuffer_fetch_non_coherent GL_EXT_shader_integer_mix GL_EXT_shader_samples_identical GL_EXT_texture_array GL_EXT_texture_compression_dxt1 GL_EXT_texture_compression_rgtc GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_integer GL_EXT_texture_sRGB GL_EXT_texture_sRGB_decode GL_EXT_texture_shared_exponent GL_EXT_texture_snorm GL_EXT_texture_swizzle GL_EXT_timer_query GL_EXT_transform_feedback GL_EXT_vertex_array_bgra GL_EXT_vertex_attrib_64bit GL_IBM_multimode_draw_arrays GL_INTEL_conservative_rasterization GL_INTEL_performance_query GL_INTEL_shader_atomic_float_minmax GL_KHR_blend_equation_advanced GL_KHR_blend_equation_advanced_coherent GL_KHR_context_flush_control GL_KHR_debug GL_KHR_no_error GL_KHR_robust_buffer_access_behavior GL_KHR_robustness GL_KHR_texture_compression_astc_ldr GL_KHR_texture_compression_astc_sliced_3d GL_MESA_pack_invert GL_MESA_shader_integer_functions GL_MESA_texture_signed_rgba GL_NV_conditional_render GL_NV_depth_clamp GL_NV_fragment_shader_interlock GL_NV_packed_depth_stencil GL_NV_texture_barrier GL_OES_EGL_image GL_S3_s3tc\n gl_renderer : Mesa DRI Intel(R) HD Graphics 630 (Kaby Lake GT2) \n gl_reset_notification_strategy: 33362\n gl_vendor : Intel Open Source Technology Center\n gl_version : 4.5 (Core Profile) Mesa 18.3.3\n gl_ws_extensions : GLX_ARB_create_context GLX_ARB_create_context_profile GLX_ARB_create_context_robustness GLX_ARB_fbconfig_float GLX_ARB_framebuffer_sRGB GLX_ARB_multisample GLX_EXT_create_context_es_profile GLX_EXT_create_context_es2_profile GLX_EXT_fbconfig_packed_float GLX_EXT_framebuffer_sRGB GLX_EXT_import_context GLX_EXT_libglvnd GLX_EXT_texture_from_pixmap GLX_EXT_visual_info GLX_EXT_visual_rating GLX_MESA_copy_sub_buffer GLX_OML_swap_method GLX_SGI_make_current_read GLX_SGI_swap_control GLX_SGIS_multisample GLX_SGIX_fbconfig GLX_SGIX_pbuffer GLX_SGIX_visual_select_group GLX_INTEL_swap_event \n gl_ws_vendor : SGI\n gl_ws_version : 1.4\n in_process_gpu : False\n initialization_time : 0.023181\n jpeg_decode_accelerator_supported: False\n max_msaa_samples : 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.50\n process_crash_count : 0\n rgba_visual : 301\n sandboxed : False\n software_rendering : False\n system_visual : 33\n vertex_shader_version: 4.50\n video_decode_accelerator_flags: 0\n Feature Status:\n 2d_canvas : enabled\n flash_3d : enabled\n flash_stage3d : enabled\n flash_stage3d_baseline: enabled\n gpu_compositing : enabled\n multiple_raster_threads: enabled_on\n native_gpu_memory_buffers: disabled_software\n oop_rasterization : disabled_off\n protected_video_decode: unavailable_off\n rasterization : disabled_software\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : unavailable_off\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\n Driver Bug Workarounds:\n adjust_src_dst_region_for_blitframebuffer\n clear_uniforms_before_first_program_use\n count_all_in_varyings_packing\n exit_on_context_lost\n msaa_is_slow\n rely_on_implicit_sync_for_swap_buffers\n scalarize_vec_and_mat_constructor_args\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[11/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.GpuCrash_GPUProcessCrashesExactlyOncePerVisitToAboutGpuCrash passed 24.5664s\nINFO:root:Closing browser (pid=24905) ...\n[24905:24944:0321/073619.267807:FATAL:bus.cc(179)] Check failed: !connection_. \n#0 0x555f7b132fe9 base::debug::CollectStackTrace()\n#1 0x555f7b063443 base::debug::StackTrace::StackTrace()\n#2 0x555f7b07c310 logging::LogMessage::~LogMessage()\n#3 0x555f7bcd1eff dbus::Bus::~Bus()\n#4 0x555f7bcd21be dbus::Bus::~Bus()\n#5 0x555f7bce6e31 dbus::ObjectProxy::~ObjectProxy()\n#6 0x555f7bce6e8e dbus::ObjectProxy::~ObjectProxy()\n#7 0x555f7bcebd94 base::internal::BindState<>::Destroy()\n#8 0x555f77c1718e base::internal::ReturnAsParamAdapter<>()\n#9 0x555f77c17307 base::internal::Invoker<>::RunOnce()\n#10 0x555f7b0fea1d base::(anonymous namespace)::PostTaskAndReplyRelay::RunTaskAndPostReply()\n#11 0x555f7b0feed9 base::internal::Invoker<>::RunOnce()\n#12 0x555f7b0c165e base::TaskAnnotator::RunTask()\n#13 0x555f7b0f67b2 base::internal::TaskTracker::RunSkipOnShutdown()\n#14 0x555f7b0f6086 base::internal::TaskTracker::RunOrSkipTask()\n#15 0x555f7b1483e3 base::internal::TaskTrackerPosix::RunOrSkipTask()\n#16 0x555f7b0f51e0 base::internal::TaskTracker::RunAndPopNextTask()\n#17 0x555f7b0f0a7d base::internal::SchedulerWorker::RunWorker()\n#18 0x555f7b0f07d4 base::internal::SchedulerWorker::RunSharedWorker()\n#19 0x555f7b148e58 base::(anonymous namespace)::ThreadFunc()\n#20 0x7ffb1f7c06db start_thread\n#21 0x7ffb1965488f clone\nTask trace:\n#0 0x555f7bce8ab4 dbus::ObjectProxy::ConnectToSignal()\n#1 0x555f7af0140f NotificationPlatformBridgeLinuxImpl::Init()\n\nINFO:root:Browser is closed.\n11 tests passed in 179.4s, 0 skipped, 0 failures.\nhare/gconf/ubuntu.mandatory.path', 'CLUTTER_IM_MODULE': 'xim', 'SWARMING_HEADLESS': '1', 'QT4_IM_MODULE': 'xim', 'QT_ACCESSIBILITY': '1', 'WINDOWPATH': '1', 'DESKTOP_AUTOSTART_ID': '103429c0a672186b7c155317631473690300000011790018', 'PYTHONNOUSERSITE': '1', 'IM_CONFIG_PHASE': '2', 'GIO_LAUNCHED_DESKTOP_FILE_PID': '1554', 'GPG_AGENT_INFO': '/run/user/1000/gnupg/S.gpg-agent:0:1', 'HOME': '/home/chrome-bot', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'USERNAME': 'chrome-bot', 'XDG_SESSION_DESKTOP': 'ubuntu', 'GIO_LAUNCHED_DESKTOP_FILE': '/home/chrome-bot/.config/autostart/swarming.desktop', 'XDG_RUNTIME_DIR': '/run/user/1000', 'GTK_IM_MODULE': 'ibus', 'SSH_AUTH_SOCK': '/run/user/1000/keyring/ssh', 'S_COLORS': 'auto', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'GDMSESSION': 'ubuntu', 'XMODIFIERS': '@im=ibus', 'TEXTDOMAINDIR': '/usr/share/locale/', 'GNOME_SHELL_SESSION_MODE': 'ubuntu', 'NO_GCE_CHECK': 'False', 'LUCI_CONTEXT': '/b/s/w/itBg0whL/luci_ctx.3_D0MX.json', 'XDG_SESSION_ID': '1', 'DBUS_SESSION_BUS_ADDRESS': 'unix:path=/run/user/1000/bus', 'TMPDIR': '/b/s/w/itBg0whL', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'SWARMING_TASK_ID': '43b97cf060d35f11', 'DESKTOP_SESSION': 'ubuntu', 'XDG_CONFIG_DIRS': '/etc/xdg/xdg-ubuntu:/etc/xdg', 'DEFAULTS_PATH': '/usr/share/gconf/ubuntu.default.path', 'CIPD_PROTOCOL': 'v2', 'GTK_MODULES': 'gail:atk-bridge', 'XDG_DATA_DIRS': '/usr/share/ubuntu:/usr/local/share:/usr/share:/var/lib/snapd/desktop', 'PWD': '/home/chrome-bot', 'TEXTDOMAIN': 'im-config', 'XDG_MENU_PREFIX': 'gnome-', 'BOTO_CONFIG': '/home/chrome-bot/.boto', 'XDG_SEAT': 'seat0'})\nCommand returned exit code 0\n", "outputs_ref": { "isolated": "6e162877af26f0ed82a39dd7c6e78487959af811", "isolatedserver": "https://isolateserver.appspot.com", "namespace": "default-gzip" }, "run_id": "43b97cf060d35f11", "server_versions": [ "4211-90dafba" ], "started_ts": "2019-03-21T14:33:03.842759", "state": "COMPLETED", "tags": [ "build_is_experimental:false", "buildername:Linux FYI Experimental Release (Intel HD 630)", "buildnumber:934", "cpu:x86-64", "data:83efbd6136a06bcbae7ba29cc1e7dfac931d104c", "gpu:8086:5912-18.3.3", "master:chromium.gpu.fyi", "name:context_lost_tests", "os:Ubuntu", "pool:Chrome-GPU", "priority:25", "project:chromium", "purpose:CI", "purpose:luci", "purpose:post-commit", "service_account:none", "slavename:gce-trusty-e833d7b0-us-east1-b-9bbr", "spec_name:chromium.ci:Linux FYI Experimental Release (Intel HD 630)", "stepname:context_lost_tests on Intel GPU on Linux on Ubuntu", "swarming.pool.template:none", "swarming.pool.version:5ad47f4bdd06a3d9b74007236f92e40f4e85560f", "user:None" ], "task_id": "43b97cf060d35f10", "try_number": "1" } ] }