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{ "shards": [ { "bot_dimensions": [ { "key": "caches", "value": [ "swarming_module_cache_vpython" ] }, { "key": "cores", "value": [ "4" ] }, { "key": "cpu", "value": [ "x86", "x86-64", "x86-64-i7-4578U" ] }, { "key": "gce", "value": [ "0" ] }, { "key": "gpu", "value": [ "8086", "8086:0a2e" ] }, { "key": "hidpi", "value": [ "0" ] }, { "key": "id", "value": [ "build735-m4" ] }, { "key": "mac_model", "value": [ "Macmini7,1" ] }, { "key": "machine_type", "value": [ "n1-standard-4" ] }, { "key": "os", "value": [ "Mac", "Mac-10.12", "Mac-10.12.6" ] }, { "key": "pool", "value": [ "Chrome" ] }, { "key": "python", "value": [ "2.7.10" ] }, { "key": "server_version", "value": [ "4120-35fcaef" ] }, { "key": "ssd", "value": [ "1" ] }, { "key": "xcode_version", "value": [ "8.0", "9.0" ] }, { "key": "zone", "value": [ "us", "us-golo", "us-golo-4" ] } ], "bot_id": "build735-m4", "bot_version": "a2700c9ff2d34d10a630c8f28219ec5c0dd7154694274eb9070d5f970cfed06f", "cipd_pins": { "client_package": { "package_name": "infra/tools/cipd/mac-amd64", "version": "JE3ZzQ8onwtk6D8nX9JcpqR8OJ3Q3MDh6N0zaSToqWsC" }, "packages": [ { "package_name": "infra/python/cpython/mac-amd64", "path": ".swarming_module", "version": "6dd10e31dc5d4cbb3c8f42a6fbd9485aeeb9ef0c" }, { "package_name": "infra/tools/luci/logdog/butler/mac-amd64", "path": ".swarming_module", "version": "3138aa2054ab30eac6f7e1e589e590571ae44692" }, { "package_name": "infra/tools/luci/vpython-native/mac-amd64", "path": ".swarming_module", "version": "LH2D9eSe-sJImw8pxSsKdnKz9LueOAM77FFBJMvP8BwC" }, { "package_name": "infra/tools/luci/vpython/mac-amd64", "path": ".swarming_module", "version": "yhDQeJa8hj64DkPAcLKVNQmNTgYsirl5_wvmnHvOz9cC" } ] }, "completed_ts": "2019-02-22T23:00:04.883572", "costs_usd": [ 0.01873597099771196 ], "created_ts": "2019-02-22T22:57:28.709602", "duration": 118.8335440158844, "modified_ts": "2019-02-22T23:00:04.883572", "name": "context_lost_tests on Intel GPU on Mac/Mac-10.12.6/02a8000629/Mac FYI Debug (Intel)/12038", "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/b6ec90/bin/python ../../testing/scripts/run_gpu_integration_test_as_googletest.py ../../content/test/gpu/run_gpu_integration_test.py context_lost --show-stdout --browser=debug --passthrough -v --extra-browser-args=--enable-logging=stderr --js-flags=--expose-gc --isolated-script-test-output=/b/s/w/ioWIFxKn/output.json --isolated-script-test-perf-output=/b/s/w/ioWIFxKn/perftest-output.json\n\nWARNING:root:Chrome build location for mac_x86_64 not found. Browser will be run without Flash.\nINFO:devil.utils.timeout_retry:condition '<lambda>' met\nINFO:devil.utils.timeout_retry:condition '<lambda>' met\nWARNING:root:Chrome build location for mac_x86_64 not found. Browser will be run without Flash.\nINFO:root:Chose browser: PossibleDesktopBrowser(type=debug, executable=/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium, flash=None)\nINFO:root:Tsproxy commandline: ['/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/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: 55515\nINFO:root:DoNothingForwarder started between 127.0.0.1:55515 and 55515\nINFO:root:Chrome Env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/lib/python2.7/site-packages/cv2', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'LC_ALL': 'en_US.UTF-8', 'TMPDIR': '/b/s/w/itKe6FlI', 'LC_MESSAGES': 'en_US.UTF-8', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itKe6FlI/tmptWHOFL'}\nINFO:root:Starting Chrome ['/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium', '--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:55515', '--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/itKe6FlI/tmp3C_jl9', 'about:blank']\n\nDevTools listening on ws://127.0.0.1:55516/devtools/browser/35493236-8b24-4eb4-b8d7-a57c9a05bc4f\nINFO:root:DoNothingForwarder started between 127.0.0.1:55516 and 55516\nINFO:root:Websocket at ws://127.0.0.1:55516/devtools/browser/35493236-8b24-4eb4-b8d7-a57c9a05bc4f is ready.\nINFO:root:DevTools http agent is ready.\nINFO:root:Created DevToolsClientBackend from ws://127.0.0.1:55516/devtools/browser/35493236-8b24-4eb4-b8d7-a57c9a05bc4f\nINFO:root:Browser started (pid=73332).\nINFO:root:OS: mac sierra\nINFO:root:Detailed OS version: 10.12.6 16G29\nINFO:root:Model: Macmini 7.1\nINFO:root:Browser command line: /b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium --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:55515 --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/itKe6FlI/tmp3C_jl9 --flag-switches-begin --flag-switches-end about:blank\nINFO:root:GPU device 0: VENDOR = 0x8086 (Intel Inc.), DEVICE = 0xa2e (Intel Iris OpenGL Engine)\nINFO:root:GPU Attributes:\nINFO:root: amd_switchable : False\nINFO:root: can_support_threaded_texture_mailbox: False\nINFO:root: direct_rendering : True\nINFO:root: encrypted_only : False\nINFO:root: gl_extensions : GL_ARB_blend_func_extended GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_ES2_compatibility GL_ARB_explicit_attrib_location GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader5 GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_occlusion_query2 GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_subroutine GL_ARB_shading_language_include GL_ARB_tessellation_shader GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_texture_storage GL_ARB_texture_swizzle GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_vertex_attrib_64bit GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_EXT_debug_label GL_EXT_debug_marker GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_sRGB_decode GL_APPLE_client_storage GL_APPLE_container_object_shareable GL_APPLE_flush_render GL_APPLE_object_purgeable GL_APPLE_rgb_422 GL_APPLE_row_bytes GL_APPLE_texture_range GL_ATI_texture_mirror_once GL_NV_texture_barrier\nINFO:root: gl_renderer : Intel Iris OpenGL Engine\nINFO:root: gl_reset_notification_strategy: 0\nINFO:root: gl_vendor : Intel Inc.\nINFO:root: gl_version : 4.1 INTEL-10.25.17\nINFO:root: gl_ws_extensions : \nINFO:root: gl_ws_vendor : \nINFO:root: gl_ws_version : \nINFO:root: in_process_gpu : False\nINFO:root: initialization_time : 0.546741\nINFO:root: jpeg_decode_accelerator_supported: False\nINFO:root: max_framerate_denominator: 1\nINFO:root: max_framerate_numerator: 30\nINFO:root: max_msaa_samples : 8\nINFO:root: max_resolution_height: 2160\nINFO:root: max_resolution_width: 4096\nINFO:root: min_resolution_height: 16\nINFO:root: min_resolution_width: 16\nINFO:root: oop_rasterization_supported: True\nINFO:root: optimus : False\nINFO:root: passthrough_cmd_decoder: False\nINFO:root: pixel_shader_version: 4.10\nINFO:root: process_crash_count : 0\nINFO:root: profile : 3\nINFO:root: sandboxed : True\nINFO:root: software_rendering : False\nINFO:root: vertex_shader_version: 4.10\nINFO:root: video_decode_accelerator_flags: 0\nINFO:root:Feature Status:\nINFO:root: 2d_canvas : enabled\nINFO:root: flash_3d : enabled\nINFO:root: flash_stage3d : enabled\nINFO:root: flash_stage3d_baseline: enabled\nINFO:root: gpu_compositing : enabled\nINFO:root: multiple_raster_threads: enabled_on\nINFO:root: native_gpu_memory_buffers: enabled\nINFO:root: oop_rasterization : enabled\nINFO:root: protected_video_decode: unavailable_off\nINFO:root: rasterization : enabled\nINFO:root: skia_renderer : disabled_off\nINFO:root: surface_control : disabled_off\nINFO:root: surface_synchronization: enabled_on\nINFO:root: video_decode : enabled\nINFO:root: viz_display_compositor: enabled_on\nINFO:root: webgl : enabled\nINFO:root: webgl2 : enabled\nINFO:root:Driver Bug Workarounds:\nINFO:root: add_and_true_to_loop_condition\nINFO:root: adjust_src_dst_region_for_blitframebuffer\nINFO:root: avoid_stencil_buffers\nINFO:root: clamp_texture_base_level_and_max_level\nINFO:root: decode_encode_srgb_for_generatemipmap\nINFO:root: disable_2d_canvas_auto_flush\nINFO:root: disable_framebuffer_cmaa\nINFO:root: disable_webgl_rgb_multisampling_usage\nINFO:root: dont_use_loops_to_initialize_variables\nINFO:root: emulate_abs_int_function\nINFO:root: get_frag_data_info_bug\nINFO:root: init_two_cube_map_levels_before_copyteximage\nINFO:root: max_msaa_sample_count_4\nINFO:root: msaa_is_slow\nINFO:root: pack_parameters_workaround_with_pack_buffer\nINFO:root: rebind_transform_feedback_before_resume\nINFO:root: regenerate_struct_names\nINFO:root: remove_invariant_and_centroid_for_essl3\nINFO:root: reset_teximage2d_base_level\nINFO:root: rewrite_texelfetchoffset_to_texelfetch\nINFO:root: scalarize_vec_and_mat_constructor_args\nINFO:root: set_zero_level_before_generating_mipmap\nINFO:root: unfold_short_circuit_as_ternary_operation\nINFO:root: unpack_alignment_workaround_with_unpack_buffer\nINFO:root: unpack_image_height_workaround_with_unpack_buffer\nINFO:root: use_intermediary_for_copy_texture_image\nINFO:root: use_unused_standard_shared_blocks\nINFO:root: disabled_extension__gl__khr_blend_equation_advanced\nINFO:root: disabled_extension__gl__khr_blend_equation_advanced_coherent\n[73338:775:0222/145809.472104:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[1/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WebGL2Blocked was skipped 0.0098s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking']\nClosing browser (pid=73332) ...\n[73332:28931:0222/145809.945301:ERROR:unix_domain_socket_acceptor.cc(73)] unlink: No such file or directory (2)\n[73332:28931:0222/145809.985657:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[73332:775:0222/145810.005871:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\n[73332:775:0222/145810.005935:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\nBrowser is closed.\ncondition '<lambda>' met\ncondition '<lambda>' met\nChrome build location for mac_x86_64 not found. Browser will be run without Flash.\nChose browser: PossibleDesktopBrowser(type=debug, executable=/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium, flash=None)\nChrome Env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/lib/python2.7/site-packages/cv2', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'LC_ALL': 'en_US.UTF-8', 'TMPDIR': '/b/s/w/itKe6FlI', 'LC_MESSAGES': 'en_US.UTF-8', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itKe6FlI/tmpFbnSVM'}\nStarting Chrome ['/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium', '--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:55515', '--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/itKe6FlI/tmp9wCEIK', 'about:blank']\n\nDevTools listening on ws://127.0.0.1:55533/devtools/browser/20b9c980-f912-44c1-9e65-d4a97404841a\nDoNothingForwarder started between 127.0.0.1:55533 and 55533\nWebsocket at ws://127.0.0.1:55533/devtools/browser/20b9c980-f912-44c1-9e65-d4a97404841a is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:55533/devtools/browser/20b9c980-f912-44c1-9e65-d4a97404841a\nBrowser started (pid=73350).\nOS: mac sierra\nDetailed OS version: 10.12.6 16G29\nModel: Macmini 7.1\nBrowser command line: /b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium --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:55515 --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/itKe6FlI/tmp9wCEIK --flag-switches-begin --flag-switches-end about:blank\nGPU device 0: VENDOR = 0x8086 (Intel Inc.), DEVICE = 0xa2e (Intel Iris OpenGL Engine)\nGPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering : True\n encrypted_only : False\n gl_extensions : GL_ARB_blend_func_extended GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_ES2_compatibility GL_ARB_explicit_attrib_location GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader5 GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_occlusion_query2 GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_subroutine GL_ARB_shading_language_include GL_ARB_tessellation_shader GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_texture_storage GL_ARB_texture_swizzle GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_vertex_attrib_64bit GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_EXT_debug_label GL_EXT_debug_marker GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_sRGB_decode GL_APPLE_client_storage GL_APPLE_container_object_shareable GL_APPLE_flush_render GL_APPLE_object_purgeable GL_APPLE_rgb_422 GL_APPLE_row_bytes GL_APPLE_texture_range GL_ATI_texture_mirror_once GL_NV_texture_barrier\n gl_renderer : Intel Iris OpenGL Engine\n gl_reset_notification_strategy: 0\n gl_vendor : Intel Inc.\n gl_version : 4.1 INTEL-10.25.17\n gl_ws_extensions : \n gl_ws_vendor : \n gl_ws_version : \n in_process_gpu : False\n initialization_time : 0.572298\n jpeg_decode_accelerator_supported: False\n max_framerate_denominator: 1\n max_framerate_numerator: 30\n max_msaa_samples : 8\n max_resolution_height: 2160\n max_resolution_width: 4096\n min_resolution_height: 16\n min_resolution_width: 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.10\n process_crash_count : 0\n profile : 3\n sandboxed : True\n software_rendering : False\n vertex_shader_version: 4.10\n video_decode_accelerator_flags: 0\nFeature 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: enabled\n oop_rasterization : enabled\n protected_video_decode: unavailable_off\n rasterization : enabled\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : enabled\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\nDriver Bug Workarounds:\n add_and_true_to_loop_condition\n adjust_src_dst_region_for_blitframebuffer\n avoid_stencil_buffers\n clamp_texture_base_level_and_max_level\n decode_encode_srgb_for_generatemipmap\n disable_2d_canvas_auto_flush\n disable_framebuffer_cmaa\n disable_webgl_rgb_multisampling_usage\n dont_use_loops_to_initialize_variables\n emulate_abs_int_function\n get_frag_data_info_bug\n init_two_cube_map_levels_before_copyteximage\n max_msaa_sample_count_4\n msaa_is_slow\n pack_parameters_workaround_with_pack_buffer\n rebind_transform_feedback_before_resume\n regenerate_struct_names\n remove_invariant_and_centroid_for_essl3\n reset_teximage2d_base_level\n rewrite_texelfetchoffset_to_texelfetch\n scalarize_vec_and_mat_constructor_args\n set_zero_level_before_generating_mipmap\n unfold_short_circuit_as_ternary_operation\n unpack_alignment_workaround_with_unpack_buffer\n unpack_image_height_workaround_with_unpack_buffer\n use_intermediary_for_copy_texture_image\n use_unused_standard_shared_blocks\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[73355:775:0222/145812.982853:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[73350:775:0222/145813.205569: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://127.0.0.1:55531/favicon.ico\nReceived signal 11 SEGV_MAPERR 000000000000\n0 libbase.dylib 0x0000000111f29e11 base::debug::CollectStackTrace(void**, unsigned long) + 33\n1 libbase.dylib 0x0000000111c1882b base::debug::StackTrace::StackTrace(unsigned long) + 75\n2 libbase.dylib 0x0000000111c188ad base::debug::StackTrace::StackTrace(unsigned long) + 29\n3 libbase.dylib 0x0000000111c18885 base::debug::StackTrace::StackTrace() + 37\n4 libbase.dylib 0x0000000111f29c91 base::debug::(anonymous namespace)::StackDumpSignalHandler(int, __siginfo*, void*) + 1393\n5 libsystem_platform.dylib 0x00007fff9a7eab3a _sigtramp + 26\n6 ??? 0x0000000112f0a0cb 0x0 + 4612726987\n7 libgpu_ipc_service.dylib 0x00000001b1bde293 gpu::GpuChannelMessageFilter::OnMessageReceived(IPC::Message const&) + 675\n8 libipc.dylib 0x000000014015e58b IPC::(anonymous namespace)::TryFiltersImpl(std::__1::vector<IPC::MessageFilter*, std::__1::allocator<IPC::MessageFilter*> >&, IPC::Message const&) + 91\n9 libipc.dylib 0x000000014015e4bf IPC::MessageFilterRouter::TryFilters(IPC::Message const&) + 47\n10 libipc.dylib 0x0000000140115fc8 IPC::ChannelProxy::Context::TryFilters(IPC::Message const&) + 296\n11 libipc.dylib 0x0000000140149687 IPC::SyncChannel::SyncContext::OnMessageReceived(IPC::Message const&) + 39\n12 libipc.dylib 0x00000001401018ca IPC::ChannelMojo::OnMessageReceived(IPC::Message const&) + 362\n13 libipc.dylib 0x000000014012a866 IPC::internal::MessagePipeReader::Receive(IPC::MessageView) + 838\n14 libipc_mojom.dylib 0x0000000140369e40 IPC::mojom::ChannelStubDispatch::Accept(IPC::mojom::Channel*, mojo::Message*) + 1136\n15 libipc.dylib 0x000000014012b363 IPC::mojom::ChannelStub<mojo::RawPtrImplRefTraits<IPC::mojom::Channel> >::Accept(mojo::Message*) + 83\n16 libbindings.dylib 0x0000000112c0d7f1 mojo::InterfaceEndpointClient::HandleValidatedMessage(mojo::Message*) + 1505\n17 libbindings.dylib 0x0000000112c0d201 mojo::InterfaceEndpointClient::HandleIncomingMessageThunk::Accept(mojo::Message*) + 33\n18 libbindings.dylib 0x0000000112c0b8ec mojo::FilterChain::Accept(mojo::Message*) + 412\n19 libbindings.dylib 0x0000000112c0fec6 mojo::InterfaceEndpointClient::HandleIncomingMessage(mojo::Message*) + 230\n20 libipc.dylib 0x000000014012e5f5 IPC::(anonymous namespace)::ChannelAssociatedGroupController::Accept(mojo::Message*) + 1653\n21 libbindings.dylib 0x0000000112c0b8ec mojo::FilterChain::Accept(mojo::Message*) + 412\n22 libbindings.dylib 0x0000000112bf1dc1 mojo::Connector::DispatchMessage(mojo::Message) + 1073\n23 libbindings.dylib 0x0000000112bf3596 mojo::Connector::ReadAllAvailableMessages() + 614\n24 libbindings.dylib 0x0000000112bf30e6 mojo::Connector::OnHandleReadyInternal(unsigned int) + 406\n25 libbindings.dylib 0x0000000112bf2f3b mojo::Connector::OnWatcherHandleReady(unsigned int) + 27\n26 libbindings.dylib 0x0000000112bfcd24 void base::internal::FunctorTraits<void (mojo::Connector::*)(unsigned int), void>::Invoke<void (mojo::Connector::*)(unsigned int), mojo::Connector*, unsigned int>(void (mojo::Connector::*)(unsigned int), mojo::Connector*&&, unsigned int&&) + 148\n27 libbindings.dylib 0x0000000112bfcc16 void base::internal::InvokeHelper<false, void>::MakeItSo<void (mojo::Connector::* const&)(unsigned int), mojo::Connector*, unsigned int>(void (mojo::Connector::* const&)(unsigned int), mojo::Connector*&&, unsigned int&&) + 102\n28 libbindings.dylib 0x0000000112bfcb85 void base::internal::Invoker<base::internal::BindState<void (mojo::Connector::*)(unsigned int), base::internal::UnretainedWrapper<mojo::Connector> >, void (unsigned int)>::RunImpl<void (mojo::Connector::* const&)(unsigned int), std::__1::tuple<base::internal::UnretainedWrapper<mojo::Connector> > const&, 0ul>(void (mojo::Connector::* const&)(unsigned int), std::__1::tuple<base::internal::UnretainedWrapper<mojo::Connector> > const&, std::__1::integer_sequence<unsigned long, 0ul>, unsigned int&&) + 101\n29 libbindings.dylib 0x0000000112bfca89 base::internal::Invoker<base::internal::BindState<void (mojo::Connector::*)(unsigned int), base::internal::UnretainedWrapper<mojo::Connector> >, void (unsigned int)>::Run(base::internal::BindStateBase*, unsigned int) + 89\n30 libbindings.dylib 0x0000000112beb13b base::RepeatingCallback<void (unsigned int)>::Run(unsigned int) const & + 91\n31 libbindings.dylib 0x0000000112bf6d6f mojo::SimpleWatcher::DiscardReadyState(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&) + 31\n32 libbindings.dylib 0x0000000112bf70ec void base::internal::FunctorTraits<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), void>::Invoke<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int&&, mojo::HandleSignalsState const&) + 92\n33 libbindings.dylib 0x0000000112bf703c void base::internal::InvokeHelper<false, void>::MakeItSo<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int&&, mojo::HandleSignalsState const&) + 92\n34 libbindings.dylib 0x0000000112bf6fbc void base::internal::Invoker<base::internal::BindState<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> >, void (unsigned int, mojo::HandleSignalsState const&)>::RunImpl<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), std::__1::tuple<base::RepeatingCallback<void (unsigned int)> > const&, 0ul>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), std::__1::tuple<base::RepeatingCallback<void (unsigned int)> > const&, std::__1::integer_sequence<unsigned long, 0ul>, unsigned int&&, mojo::HandleSignalsState const&) + 108\n35 libbindings.dylib 0x0000000112bf6e8b base::internal::Invoker<base::internal::BindState<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> >, void (unsigned int, mojo::HandleSignalsState const&)>::Run(base::internal::BindStateBase*, unsigned int, mojo::HandleSignalsState const&) + 107\n36 libmojo_public_system_cpp.dylib 0x00000001389d7fd7 base::RepeatingCallback<void (unsigned int, mojo::HandleSignalsState const&)>::Run(unsigned int, mojo::HandleSignalsState const&) const & + 119\n37 libmojo_public_system_cpp.dylib 0x00000001389d7c06 mojo::SimpleWatcher::OnHandleReady(int, unsigned int, mojo::HandleSignalsState const&) + 646\n38 libmojo_public_system_cpp.dylib 0x00000001389d8218 mojo::SimpleWatcher::Context::Notify(unsigned int, MojoHandleSignalsState, unsigned int) + 328\n39 libmojo_public_system_cpp.dylib 0x00000001389d60fd mojo::SimpleWatcher::Context::CallNotify(MojoTrapEvent const*) + 77\n40 libmojo_core_embedder_internal.dylib 0x00000001ad3a1518 mojo::core::WatcherDispatcher::InvokeWatchCallback(unsigned long, unsigned int, mojo::core::HandleSignalsState const&, unsigned int) + 216\n41 libmojo_core_embedder_internal.dylib 0x00000001ad3a08ec mojo::core::Watch::InvokeCallback(unsigned int, mojo::core::HandleSignalsState const&, unsigned int) + 156\n42 libmojo_core_embedder_internal.dylib 0x00000001ad392c35 mojo::core::RequestContext::~RequestContext() + 597\n43 libmojo_core_embedder_internal.dylib 0x00000001ad393055 mojo::core::RequestContext::~RequestContext() + 21\n44 libmojo_core_embedder_internal.dylib 0x00000001ad3660cc mojo::core::NodeChannel::OnChannelMessage(void const*, unsigned long, std::__1::vector<mojo::PlatformHandle, std::__1::allocator<mojo::PlatformHandle> >) + 5020\n45 libmojo_core_embedder_internal.dylib 0x00000001ad32b7ea mojo::core::Channel::OnReadComplete(unsigned long, unsigned long*) + 2074\n46 libmojo_core_embedder_internal.dylib 0x00000001ad3b665e mojo::core::(anonymous namespace)::ChannelPosix::OnFileCanReadWithoutBlocking(int) + 1262\n47 libbase.dylib 0x0000000111f7551e base::MessagePumpLibevent::FdWatchController::OnFileCanReadWithoutBlocking(int, base::MessagePumpLibevent*) + 62\n48 libbase.dylib 0x0000000111f76d0f base::MessagePumpLibevent::OnLibeventNotification(int, short, void*) + 991\n49 libbase.dylib 0x0000000111f7a63d event_process_active + 365\n50 libbase.dylib 0x0000000111f79ba4 event_base_loop + 468\n51 libbase.dylib 0x0000000111f76e6d base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) + 189\n52 libbase.dylib 0x0000000111e053ea base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool) + 570\n53 libbase.dylib 0x0000000111d45037 base::RunLoop::Run() + 855\n54 libbase.dylib 0x0000000111e797f9 base::Thread::Run(base::RunLoop*) + 393\n55 libbase.dylib 0x0000000111e79de3 base::Thread::ThreadMain() + 1411\n56 libbase.dylib 0x0000000111f51410 base::(anonymous namespace)::ThreadFunc(void*) + 192\n57 libsystem_pthread.dylib 0x00007fff9a7f493b _pthread_body + 180\n58 libsystem_pthread.dylib 0x00007fff9a7f4887 _pthread_body + 0\n59 libsystem_pthread.dylib 0x00007fff9a7f408d thread_start + 13\n[end of stack trace]\n[0222/145813.445658:WARNING:process_memory_mac.cc(93)] mach_vm_read(0x7fff51182000, 0x2000): (os/kern) invalid address (1)\n[73350:775:0222/145814.492756:INFO:CONSOLE(0)] \"WebGL: CONTEXT_LOST_WEBGL: loseContext: context lost\", source: http://127.0.0.1:55531/webgl-domain-blocking-page1.html (0)\n[73366:775:0222/145814.571736:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[73350:775:0222/145814.651517:INFO:CONSOLE(217)] \"Harness injected.\", source: (217)\nRestarting browser due to must restart after tests that kill the GPU process\nClosing browser (pid=73350) ...\n[73350:29699:0222/145814.976710:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[73350:775:0222/145814.998657:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\n[73350:775:0222/145814.998705:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\nBrowser is closed.\nChrome Env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/lib/python2.7/site-packages/cv2', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'LC_ALL': 'en_US.UTF-8', 'TMPDIR': '/b/s/w/itKe6FlI', 'LC_MESSAGES': 'en_US.UTF-8', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itKe6FlI/tmpa_MkmU'}\nStarting Chrome ['/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium', '--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:55515', '--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/itKe6FlI/tmpF3BdOR', 'about:blank']\n\nDevTools listening on ws://127.0.0.1:55557/devtools/browser/a4a76d6f-8dfc-4f3a-9c47-1e75d4602eed\nDoNothingForwarder started between 127.0.0.1:55557 and 55557\nWebsocket at ws://127.0.0.1:55557/devtools/browser/a4a76d6f-8dfc-4f3a-9c47-1e75d4602eed is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:55557/devtools/browser/a4a76d6f-8dfc-4f3a-9c47-1e75d4602eed\nBrowser started (pid=73370).\nOS: mac sierra\nDetailed OS version: 10.12.6 16G29\nModel: Macmini 7.1\nBrowser command line: /b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium --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:55515 --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/itKe6FlI/tmpF3BdOR --flag-switches-begin --flag-switches-end about:blank\nGPU device 0: VENDOR = 0x8086 (Intel Inc.), DEVICE = 0xa2e (Intel Iris OpenGL Engine)\nGPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering : True\n encrypted_only : False\n gl_extensions : GL_ARB_blend_func_extended GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_ES2_compatibility GL_ARB_explicit_attrib_location GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader5 GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_occlusion_query2 GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_subroutine GL_ARB_shading_language_include GL_ARB_tessellation_shader GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_texture_storage GL_ARB_texture_swizzle GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_vertex_attrib_64bit GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_EXT_debug_label GL_EXT_debug_marker GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_sRGB_decode GL_APPLE_client_storage GL_APPLE_container_object_shareable GL_APPLE_flush_render GL_APPLE_object_purgeable GL_APPLE_rgb_422 GL_APPLE_row_bytes GL_APPLE_texture_range GL_ATI_texture_mirror_once GL_NV_texture_barrier\n gl_renderer : Intel Iris OpenGL Engine\n gl_reset_notification_strategy: 0\n gl_vendor : Intel Inc.\n gl_version : 4.1 INTEL-10.25.17\n gl_ws_extensions : \n gl_ws_vendor : \n gl_ws_version : \n in_process_gpu : False\n initialization_time : 0.55448\n jpeg_decode_accelerator_supported: False\n max_framerate_denominator: 1\n max_framerate_numerator: 30\n max_msaa_samples : 8\n max_resolution_height: 2160\n max_resolution_width: 4096\n min_resolution_height: 16\n min_resolution_width: 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.10\n process_crash_count : 0\n profile : 3\n sandboxed : True\n software_rendering : False\n vertex_shader_version: 4.10\n video_decode_accelerator_flags: 0\nFeature 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: enabled\n oop_rasterization : enabled\n protected_video_decode: unavailable_off\n rasterization : enabled\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : enabled\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\nDriver Bug Workarounds:\n add_and_true_to_loop_condition\n adjust_src_dst_region_for_blitframebuffer\n avoid_stencil_buffers\n clamp_texture_base_level_and_max_level\n decode_encode_srgb_for_generatemipmap\n disable_2d_canvas_auto_flush\n disable_framebuffer_cmaa\n disable_webgl_rgb_multisampling_usage\n dont_use_loops_to_initialize_variables\n emulate_abs_int_function\n get_frag_data_info_bug\n init_two_cube_map_levels_before_copyteximage\n max_msaa_sample_count_4\n msaa_is_slow\n pack_parameters_workaround_with_pack_buffer\n rebind_transform_feedback_before_resume\n regenerate_struct_names\n remove_invariant_and_centroid_for_essl3\n reset_teximage2d_base_level\n rewrite_texelfetchoffset_to_texelfetch\n scalarize_vec_and_mat_constructor_args\n set_zero_level_before_generating_mipmap\n unfold_short_circuit_as_ternary_operation\n unpack_alignment_workaround_with_unpack_buffer\n unpack_image_height_workaround_with_unpack_buffer\n use_intermediary_for_copy_texture_image\n use_unused_standard_shared_blocks\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[73375:775:0222/145817.958360:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[2/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WebGLBlockedAfterJSNavigation passed 8.2308s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking', '--disable-domain-blocking-for-3d-apis']\nClosing browser (pid=73370) ...\n[73370:29955:0222/145818.205700:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[73370:775:0222/145818.225946:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\n[73370:775:0222/145818.225991:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\nBrowser is closed.\ncondition '<lambda>' met\ncondition '<lambda>' met\nChrome build location for mac_x86_64 not found. Browser will be run without Flash.\nChose browser: PossibleDesktopBrowser(type=debug, executable=/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium, flash=None)\nChrome Env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/lib/python2.7/site-packages/cv2', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'LC_ALL': 'en_US.UTF-8', 'TMPDIR': '/b/s/w/itKe6FlI', 'LC_MESSAGES': 'en_US.UTF-8', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itKe6FlI/tmpP52chG'}\nStarting Chrome ['/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium', '--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:55515', '--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/itKe6FlI/tmpNdgBJS', 'about:blank']\n\nDevTools listening on ws://127.0.0.1:55570/devtools/browser/029161fb-175a-4d51-b149-6c94c9ffa6a2\nDoNothingForwarder started between 127.0.0.1:55570 and 55570\nWebsocket at ws://127.0.0.1:55570/devtools/browser/029161fb-175a-4d51-b149-6c94c9ffa6a2 is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:55570/devtools/browser/029161fb-175a-4d51-b149-6c94c9ffa6a2\nBrowser started (pid=73383).\nOS: mac sierra\nDetailed OS version: 10.12.6 16G29\nModel: Macmini 7.1\nBrowser command line: /b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium --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:55515 --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/itKe6FlI/tmpNdgBJS --flag-switches-begin --flag-switches-end about:blank\nGPU device 0: VENDOR = 0x8086 (Intel Inc.), DEVICE = 0xa2e (Intel Iris OpenGL Engine)\nGPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering : True\n encrypted_only : False\n gl_extensions : GL_ARB_blend_func_extended GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_ES2_compatibility GL_ARB_explicit_attrib_location GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader5 GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_occlusion_query2 GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_subroutine GL_ARB_shading_language_include GL_ARB_tessellation_shader GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_texture_storage GL_ARB_texture_swizzle GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_vertex_attrib_64bit GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_EXT_debug_label GL_EXT_debug_marker GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_sRGB_decode GL_APPLE_client_storage GL_APPLE_container_object_shareable GL_APPLE_flush_render GL_APPLE_object_purgeable GL_APPLE_rgb_422 GL_APPLE_row_bytes GL_APPLE_texture_range GL_ATI_texture_mirror_once GL_NV_texture_barrier\n gl_renderer : Intel Iris OpenGL Engine\n gl_reset_notification_strategy: 0\n gl_vendor : Intel Inc.\n gl_version : 4.1 INTEL-10.25.17\n gl_ws_extensions : \n gl_ws_vendor : \n gl_ws_version : \n in_process_gpu : False\n initialization_time : 0.593092\n jpeg_decode_accelerator_supported: False\n max_framerate_denominator: 1\n max_framerate_numerator: 30\n max_msaa_samples : 8\n max_resolution_height: 2160\n max_resolution_width: 4096\n min_resolution_height: 16\n min_resolution_width: 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.10\n process_crash_count : 0\n profile : 3\n sandboxed : True\n software_rendering : False\n vertex_shader_version: 4.10\n video_decode_accelerator_flags: 0\nFeature 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: enabled\n oop_rasterization : enabled\n protected_video_decode: unavailable_off\n rasterization : enabled\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : enabled\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\nDriver Bug Workarounds:\n add_and_true_to_loop_condition\n adjust_src_dst_region_for_blitframebuffer\n avoid_stencil_buffers\n clamp_texture_base_level_and_max_level\n decode_encode_srgb_for_generatemipmap\n disable_2d_canvas_auto_flush\n disable_framebuffer_cmaa\n disable_webgl_rgb_multisampling_usage\n dont_use_loops_to_initialize_variables\n emulate_abs_int_function\n get_frag_data_info_bug\n init_two_cube_map_levels_before_copyteximage\n max_msaa_sample_count_4\n msaa_is_slow\n pack_parameters_workaround_with_pack_buffer\n rebind_transform_feedback_before_resume\n regenerate_struct_names\n remove_invariant_and_centroid_for_essl3\n reset_teximage2d_base_level\n rewrite_texelfetchoffset_to_texelfetch\n scalarize_vec_and_mat_constructor_args\n set_zero_level_before_generating_mipmap\n unfold_short_circuit_as_ternary_operation\n unpack_alignment_workaround_with_unpack_buffer\n unpack_image_height_workaround_with_unpack_buffer\n use_intermediary_for_copy_texture_image\n use_unused_standard_shared_blocks\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[73388:775:0222/145821.210113:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[73383:775:0222/145821.432546: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://127.0.0.1:55531/favicon.ico\nReceived signal 11 SEGV_MAPERR 000000000000\n0 libbase.dylib 0x000000013786de11 base::debug::CollectStackTrace(void**, unsigned long) + 33\n1 libbase.dylib 0x000000013755c82b base::debug::StackTrace::StackTrace(unsigned long) + 75\n2 libbase.dylib 0x000000013755c8ad base::debug::StackTrace::StackTrace(unsigned long) + 29\n3 libbase.dylib 0x000000013755c885 base::debug::StackTrace::StackTrace() + 37\n4 libbase.dylib 0x000000013786dc91 base::debug::(anonymous namespace)::StackDumpSignalHandler(int, __siginfo*, void*) + 1393\n5 libsystem_platform.dylib 0x00007fff9a7eab3a _sigtramp + 26\n6 ??? 0x000000010e9c80cb 0x0 + 4540104907\n7 libgpu_ipc_service.dylib 0x00000001b1a54293 gpu::GpuChannelMessageFilter::OnMessageReceived(IPC::Message const&) + 675\n8 libipc.dylib 0x000000013ffd458b IPC::(anonymous namespace)::TryFiltersImpl(std::__1::vector<IPC::MessageFilter*, std::__1::allocator<IPC::MessageFilter*> >&, IPC::Message const&) + 91\n9 libipc.dylib 0x000000013ffd44bf IPC::MessageFilterRouter::TryFilters(IPC::Message const&) + 47\n10 libipc.dylib 0x000000013ff8bfc8 IPC::ChannelProxy::Context::TryFilters(IPC::Message const&) + 296\n11 libipc.dylib 0x000000013ffbf687 IPC::SyncChannel::SyncContext::OnMessageReceived(IPC::Message const&) + 39\n12 libipc.dylib 0x000000013ff778ca IPC::ChannelMojo::OnMessageReceived(IPC::Message const&) + 362\n13 libipc.dylib 0x000000013ffa0866 IPC::internal::MessagePipeReader::Receive(IPC::MessageView) + 838\n14 libipc_mojom.dylib 0x00000001401dfe40 IPC::mojom::ChannelStubDispatch::Accept(IPC::mojom::Channel*, mojo::Message*) + 1136\n15 libipc.dylib 0x000000013ffa1363 IPC::mojom::ChannelStub<mojo::RawPtrImplRefTraits<IPC::mojom::Channel> >::Accept(mojo::Message*) + 83\n16 libbindings.dylib 0x00000001385517f1 mojo::InterfaceEndpointClient::HandleValidatedMessage(mojo::Message*) + 1505\n17 libbindings.dylib 0x0000000138551201 mojo::InterfaceEndpointClient::HandleIncomingMessageThunk::Accept(mojo::Message*) + 33\n18 libbindings.dylib 0x000000013854f8ec mojo::FilterChain::Accept(mojo::Message*) + 412\n19 libbindings.dylib 0x0000000138553ec6 mojo::InterfaceEndpointClient::HandleIncomingMessage(mojo::Message*) + 230\n20 libipc.dylib 0x000000013ffa45f5 IPC::(anonymous namespace)::ChannelAssociatedGroupController::Accept(mojo::Message*) + 1653\n21 libbindings.dylib 0x000000013854f8ec mojo::FilterChain::Accept(mojo::Message*) + 412\n22 libbindings.dylib 0x0000000138535dc1 mojo::Connector::DispatchMessage(mojo::Message) + 1073\n23 libbindings.dylib 0x0000000138537596 mojo::Connector::ReadAllAvailableMessages() + 614\n24 libbindings.dylib 0x00000001385370e6 mojo::Connector::OnHandleReadyInternal(unsigned int) + 406\n25 libbindings.dylib 0x0000000138536f3b mojo::Connector::OnWatcherHandleReady(unsigned int) + 27\n26 libbindings.dylib 0x0000000138540d24 void base::internal::FunctorTraits<void (mojo::Connector::*)(unsigned int), void>::Invoke<void (mojo::Connector::*)(unsigned int), mojo::Connector*, unsigned int>(void (mojo::Connector::*)(unsigned int), mojo::Connector*&&, unsigned int&&) + 148\n27 libbindings.dylib 0x0000000138540c16 void base::internal::InvokeHelper<false, void>::MakeItSo<void (mojo::Connector::* const&)(unsigned int), mojo::Connector*, unsigned int>(void (mojo::Connector::* const&)(unsigned int), mojo::Connector*&&, unsigned int&&) + 102\n28 libbindings.dylib 0x0000000138540b85 void base::internal::Invoker<base::internal::BindState<void (mojo::Connector::*)(unsigned int), base::internal::UnretainedWrapper<mojo::Connector> >, void (unsigned int)>::RunImpl<void (mojo::Connector::* const&)(unsigned int), std::__1::tuple<base::internal::UnretainedWrapper<mojo::Connector> > const&, 0ul>(void (mojo::Connector::* const&)(unsigned int), std::__1::tuple<base::internal::UnretainedWrapper<mojo::Connector> > const&, std::__1::integer_sequence<unsigned long, 0ul>, unsigned int&&) + 101\n29 libbindings.dylib 0x0000000138540a89 base::internal::Invoker<base::internal::BindState<void (mojo::Connector::*)(unsigned int), base::internal::UnretainedWrapper<mojo::Connector> >, void (unsigned int)>::Run(base::internal::BindStateBase*, unsigned int) + 89\n30 libbindings.dylib 0x000000013852f13b base::RepeatingCallback<void (unsigned int)>::Run(unsigned int) const & + 91\n31 libbindings.dylib 0x000000013853ad6f mojo::SimpleWatcher::DiscardReadyState(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&) + 31\n32 libbindings.dylib 0x000000013853b0ec void base::internal::FunctorTraits<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), void>::Invoke<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int&&, mojo::HandleSignalsState const&) + 92\n33 libbindings.dylib 0x000000013853b03c void base::internal::InvokeHelper<false, void>::MakeItSo<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int&&, mojo::HandleSignalsState const&) + 92\n34 libbindings.dylib 0x000000013853afbc void base::internal::Invoker<base::internal::BindState<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> >, void (unsigned int, mojo::HandleSignalsState const&)>::RunImpl<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), std::__1::tuple<base::RepeatingCallback<void (unsigned int)> > const&, 0ul>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), std::__1::tuple<base::RepeatingCallback<void (unsigned int)> > const&, std::__1::integer_sequence<unsigned long, 0ul>, unsigned int&&, mojo::HandleSignalsState const&) + 108\n35 libbindings.dylib 0x000000013853ae8b base::internal::Invoker<base::internal::BindState<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> >, void (unsigned int, mojo::HandleSignalsState const&)>::Run(base::internal::BindStateBase*, unsigned int, mojo::HandleSignalsState const&) + 107\n36 libmojo_public_system_cpp.dylib 0x00000001387d1fd7 base::RepeatingCallback<void (unsigned int, mojo::HandleSignalsState const&)>::Run(unsigned int, mojo::HandleSignalsState const&) const & + 119\n37 libmojo_public_system_cpp.dylib 0x00000001387d1c06 mojo::SimpleWatcher::OnHandleReady(int, unsigned int, mojo::HandleSignalsState const&) + 646\n38 libmojo_public_system_cpp.dylib 0x00000001387d2218 mojo::SimpleWatcher::Context::Notify(unsigned int, MojoHandleSignalsState, unsigned int) + 328\n39 libmojo_public_system_cpp.dylib 0x00000001387d00fd mojo::SimpleWatcher::Context::CallNotify(MojoTrapEvent const*) + 77\n40 libmojo_core_embedder_internal.dylib 0x00000001ad217518 mojo::core::WatcherDispatcher::InvokeWatchCallback(unsigned long, unsigned int, mojo::core::HandleSignalsState const&, unsigned int) + 216\n41 libmojo_core_embedder_internal.dylib 0x00000001ad2168ec mojo::core::Watch::InvokeCallback(unsigned int, mojo::core::HandleSignalsState const&, unsigned int) + 156\n42 libmojo_core_embedder_internal.dylib 0x00000001ad208c35 mojo::core::RequestContext::~RequestContext() + 597\n43 libmojo_core_embedder_internal.dylib 0x00000001ad209055 mojo::core::RequestContext::~RequestContext() + 21\n44 libmojo_core_embedder_internal.dylib 0x00000001ad1dc0cc mojo::core::NodeChannel::OnChannelMessage(void const*, unsigned long, std::__1::vector<mojo::PlatformHandle, std::__1::allocator<mojo::PlatformHandle> >) + 5020\n45 libmojo_core_embedder_internal.dylib 0x00000001ad1a17ea mojo::core::Channel::OnReadComplete(unsigned long, unsigned long*) + 2074\n46 libmojo_core_embedder_internal.dylib 0x00000001ad22c65e mojo::core::(anonymous namespace)::ChannelPosix::OnFileCanReadWithoutBlocking(int) + 1262\n47 libbase.dylib 0x00000001378b951e base::MessagePumpLibevent::FdWatchController::OnFileCanReadWithoutBlocking(int, base::MessagePumpLibevent*) + 62\n48 libbase.dylib 0x00000001378bad0f base::MessagePumpLibevent::OnLibeventNotification(int, short, void*) + 991\n49 libbase.dylib 0x00000001378be63d event_process_active + 365\n50 libbase.dylib 0x00000001378bdba4 event_base_loop + 468\n51 libbase.dylib 0x00000001378bb0b9 base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) + 777\n52 libbase.dylib 0x00000001377493ea base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool) + 570\n53 libbase.dylib 0x0000000137689037 base::RunLoop::Run() + 855\n54 libbase.dylib 0x00000001377bd7f9 base::Thread::Run(base::RunLoop*) + 393\n55 libbase.dylib 0x00000001377bdde3 base::Thread::ThreadMain() + 1411\n56 libbase.dylib 0x0000000137895410 base::(anonymous namespace)::ThreadFunc(void*) + 192\n57 libsystem_pthread.dylib 0x00007fff9a7f493b _pthread_body + 180\n58 libsystem_pthread.dylib 0x00007fff9a7f4887 _pthread_body + 0\n59 libsystem_pthread.dylib 0x00007fff9a7f408d thread_start + 13\n[end of stack trace]\n[0222/145821.629200:WARNING:process_memory_mac.cc(93)] mach_vm_read(0x7fff5130c000, 0x2000): (os/kern) invalid address (1)\n[73383:775:0222/145822.686731:INFO:CONSOLE(0)] \"WebGL: CONTEXT_LOST_WEBGL: loseContext: context lost\", source: http://127.0.0.1:55531/webgl.html?query=kill_after_notification (0)\n[73395:775:0222/145822.830803:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\nRestarting browser due to must restart after tests that kill the GPU process\nClosing browser (pid=73383) ...\n[73383:29955:0222/145823.090369:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[73383:775:0222/145823.110805:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\n[73383:775:0222/145823.110857:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\nBrowser is closed.\nChrome Env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/lib/python2.7/site-packages/cv2', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'LC_ALL': 'en_US.UTF-8', 'TMPDIR': '/b/s/w/itKe6FlI', 'LC_MESSAGES': 'en_US.UTF-8', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itKe6FlI/tmpGVyt8o'}\nStarting Chrome ['/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium', '--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:55515', '--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/itKe6FlI/tmpIgdORr', 'about:blank']\n\nDevTools listening on ws://127.0.0.1:55589/devtools/browser/e98f6814-fa0e-49fd-aef7-00d5c24a4896\nDoNothingForwarder started between 127.0.0.1:55589 and 55589\nWebsocket at ws://127.0.0.1:55589/devtools/browser/e98f6814-fa0e-49fd-aef7-00d5c24a4896 is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:55589/devtools/browser/e98f6814-fa0e-49fd-aef7-00d5c24a4896\nBrowser started (pid=73399).\nOS: mac sierra\nDetailed OS version: 10.12.6 16G29\nModel: Macmini 7.1\nBrowser command line: /b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium --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:55515 --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/itKe6FlI/tmpIgdORr --flag-switches-begin --flag-switches-end about:blank\nGPU device 0: VENDOR = 0x8086 (Intel Inc.), DEVICE = 0xa2e (Intel Iris OpenGL Engine)\nGPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering : True\n encrypted_only : False\n gl_extensions : GL_ARB_blend_func_extended GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_ES2_compatibility GL_ARB_explicit_attrib_location GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader5 GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_occlusion_query2 GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_subroutine GL_ARB_shading_language_include GL_ARB_tessellation_shader GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_texture_storage GL_ARB_texture_swizzle GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_vertex_attrib_64bit GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_EXT_debug_label GL_EXT_debug_marker GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_sRGB_decode GL_APPLE_client_storage GL_APPLE_container_object_shareable GL_APPLE_flush_render GL_APPLE_object_purgeable GL_APPLE_rgb_422 GL_APPLE_row_bytes GL_APPLE_texture_range GL_ATI_texture_mirror_once GL_NV_texture_barrier\n gl_renderer : Intel Iris OpenGL Engine\n gl_reset_notification_strategy: 0\n gl_vendor : Intel Inc.\n gl_version : 4.1 INTEL-10.25.17\n gl_ws_extensions : \n gl_ws_vendor : \n gl_ws_version : \n in_process_gpu : False\n initialization_time : 0.577907\n jpeg_decode_accelerator_supported: False\n max_framerate_denominator: 1\n max_framerate_numerator: 30\n max_msaa_samples : 8\n max_resolution_height: 2160\n max_resolution_width: 4096\n min_resolution_height: 16\n min_resolution_width: 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.10\n process_crash_count : 0\n profile : 3\n sandboxed : True\n software_rendering : False\n vertex_shader_version: 4.10\n video_decode_accelerator_flags: 0\nFeature 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: enabled\n oop_rasterization : enabled\n protected_video_decode: unavailable_off\n rasterization : enabled\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : enabled\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\nDriver Bug Workarounds:\n add_and_true_to_loop_condition\n adjust_src_dst_region_for_blitframebuffer\n avoid_stencil_buffers\n clamp_texture_base_level_and_max_level\n decode_encode_srgb_for_generatemipmap\n disable_2d_canvas_auto_flush\n disable_framebuffer_cmaa\n disable_webgl_rgb_multisampling_usage\n dont_use_loops_to_initialize_variables\n emulate_abs_int_function\n get_frag_data_info_bug\n init_two_cube_map_levels_before_copyteximage\n max_msaa_sample_count_4\n msaa_is_slow\n pack_parameters_workaround_with_pack_buffer\n rebind_transform_feedback_before_resume\n regenerate_struct_names\n remove_invariant_and_centroid_for_essl3\n reset_teximage2d_base_level\n rewrite_texelfetchoffset_to_texelfetch\n scalarize_vec_and_mat_constructor_args\n set_zero_level_before_generating_mipmap\n unfold_short_circuit_as_ternary_operation\n unpack_alignment_workaround_with_unpack_buffer\n unpack_image_height_workaround_with_unpack_buffer\n use_intermediary_for_copy_texture_image\n use_unused_standard_shared_blocks\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[73404:775:0222/145825.995951:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[3/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WebGLContextLostFromGPUProcessExit passed 8.0161s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking', '--disable-domain-blocking-for-3d-apis']\nClosing browser (pid=73399) ...\n[73399:29955:0222/145826.225804:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[73399:775:0222/145826.245891:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\n[73399:775:0222/145826.245938:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\nBrowser is closed.\ncondition '<lambda>' met\ncondition '<lambda>' met\nChrome build location for mac_x86_64 not found. Browser will be run without Flash.\nChose browser: PossibleDesktopBrowser(type=debug, executable=/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium, flash=None)\nChrome Env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/lib/python2.7/site-packages/cv2', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'LC_ALL': 'en_US.UTF-8', 'TMPDIR': '/b/s/w/itKe6FlI', 'LC_MESSAGES': 'en_US.UTF-8', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itKe6FlI/tmpsTbu7U'}\nStarting Chrome ['/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium', '--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:55515', '--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/itKe6FlI/tmpfUdq1q', 'about:blank']\n\nDevTools listening on ws://127.0.0.1:55602/devtools/browser/1ea5bea3-a96f-4bf9-9058-ce607676e548\nDoNothingForwarder started between 127.0.0.1:55602 and 55602\nWebsocket at ws://127.0.0.1:55602/devtools/browser/1ea5bea3-a96f-4bf9-9058-ce607676e548 is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:55602/devtools/browser/1ea5bea3-a96f-4bf9-9058-ce607676e548\nBrowser started (pid=73412).\nOS: mac sierra\nDetailed OS version: 10.12.6 16G29\nModel: Macmini 7.1\nBrowser command line: /b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium --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:55515 --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/itKe6FlI/tmpfUdq1q --flag-switches-begin --flag-switches-end about:blank\nGPU device 0: VENDOR = 0x8086 (Intel Inc.), DEVICE = 0xa2e (Intel Iris OpenGL Engine)\nGPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering : True\n encrypted_only : False\n gl_extensions : GL_ARB_blend_func_extended GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_ES2_compatibility GL_ARB_explicit_attrib_location GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader5 GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_occlusion_query2 GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_subroutine GL_ARB_shading_language_include GL_ARB_tessellation_shader GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_texture_storage GL_ARB_texture_swizzle GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_vertex_attrib_64bit GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_EXT_debug_label GL_EXT_debug_marker GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_sRGB_decode GL_APPLE_client_storage GL_APPLE_container_object_shareable GL_APPLE_flush_render GL_APPLE_object_purgeable GL_APPLE_rgb_422 GL_APPLE_row_bytes GL_APPLE_texture_range GL_ATI_texture_mirror_once GL_NV_texture_barrier\n gl_renderer : Intel Iris OpenGL Engine\n gl_reset_notification_strategy: 0\n gl_vendor : Intel Inc.\n gl_version : 4.1 INTEL-10.25.17\n gl_ws_extensions : \n gl_ws_vendor : \n gl_ws_version : \n in_process_gpu : False\n initialization_time : 0.599603\n jpeg_decode_accelerator_supported: False\n max_framerate_denominator: 1\n max_framerate_numerator: 30\n max_msaa_samples : 8\n max_resolution_height: 2160\n max_resolution_width: 4096\n min_resolution_height: 16\n min_resolution_width: 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.10\n process_crash_count : 0\n profile : 3\n sandboxed : True\n software_rendering : False\n vertex_shader_version: 4.10\n video_decode_accelerator_flags: 0\nFeature 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: enabled\n oop_rasterization : enabled\n protected_video_decode: unavailable_off\n rasterization : enabled\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : enabled\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\nDriver Bug Workarounds:\n add_and_true_to_loop_condition\n adjust_src_dst_region_for_blitframebuffer\n avoid_stencil_buffers\n clamp_texture_base_level_and_max_level\n decode_encode_srgb_for_generatemipmap\n disable_2d_canvas_auto_flush\n disable_framebuffer_cmaa\n disable_webgl_rgb_multisampling_usage\n dont_use_loops_to_initialize_variables\n emulate_abs_int_function\n get_frag_data_info_bug\n init_two_cube_map_levels_before_copyteximage\n max_msaa_sample_count_4\n msaa_is_slow\n pack_parameters_workaround_with_pack_buffer\n rebind_transform_feedback_before_resume\n regenerate_struct_names\n remove_invariant_and_centroid_for_essl3\n reset_teximage2d_base_level\n rewrite_texelfetchoffset_to_texelfetch\n scalarize_vec_and_mat_constructor_args\n set_zero_level_before_generating_mipmap\n unfold_short_circuit_as_ternary_operation\n unpack_alignment_workaround_with_unpack_buffer\n unpack_image_height_workaround_with_unpack_buffer\n use_intermediary_for_copy_texture_image\n use_unused_standard_shared_blocks\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[73417:775:0222/145829.268835:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[73412:775:0222/145829.491931:INFO:CONSOLE(217)] \"Harness injected.\", source: (217)\n[4/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WebGLContextLostFromLoseContextExtension passed 3.6908s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking', '--disable-domain-blocking-for-3d-apis']\nClosing browser (pid=73412) ...\n[73412:29699:0222/145829.934439:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[73412:775:0222/145829.956352:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\n[73412:775:0222/145829.956398:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\nBrowser is closed.\ncondition '<lambda>' met\ncondition '<lambda>' met\nChrome build location for mac_x86_64 not found. Browser will be run without Flash.\nChose browser: PossibleDesktopBrowser(type=debug, executable=/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium, flash=None)\nChrome Env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/lib/python2.7/site-packages/cv2', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'LC_ALL': 'en_US.UTF-8', 'TMPDIR': '/b/s/w/itKe6FlI', 'LC_MESSAGES': 'en_US.UTF-8', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itKe6FlI/tmpdkB8g_'}\nStarting Chrome ['/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium', '--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:55515', '--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/itKe6FlI/tmpodwTHH', 'about:blank']\n\nDevTools listening on ws://127.0.0.1:55621/devtools/browser/7bac3a79-a56e-46de-94e8-b9edf1fff8e9\nDoNothingForwarder started between 127.0.0.1:55621 and 55621\nWebsocket at ws://127.0.0.1:55621/devtools/browser/7bac3a79-a56e-46de-94e8-b9edf1fff8e9 is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:55621/devtools/browser/7bac3a79-a56e-46de-94e8-b9edf1fff8e9\nBrowser started (pid=73425).\nOS: mac sierra\nDetailed OS version: 10.12.6 16G29\nModel: Macmini 7.1\nBrowser command line: /b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium --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:55515 --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/itKe6FlI/tmpodwTHH --flag-switches-begin --flag-switches-end about:blank\nGPU device 0: VENDOR = 0x8086 (Intel Inc.), DEVICE = 0xa2e (Intel Iris OpenGL Engine)\nGPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering : True\n encrypted_only : False\n gl_extensions : GL_ARB_blend_func_extended GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_ES2_compatibility GL_ARB_explicit_attrib_location GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader5 GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_occlusion_query2 GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_subroutine GL_ARB_shading_language_include GL_ARB_tessellation_shader GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_texture_storage GL_ARB_texture_swizzle GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_vertex_attrib_64bit GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_EXT_debug_label GL_EXT_debug_marker GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_sRGB_decode GL_APPLE_client_storage GL_APPLE_container_object_shareable GL_APPLE_flush_render GL_APPLE_object_purgeable GL_APPLE_rgb_422 GL_APPLE_row_bytes GL_APPLE_texture_range GL_ATI_texture_mirror_once GL_NV_texture_barrier\n gl_renderer : Intel Iris OpenGL Engine\n gl_reset_notification_strategy: 0\n gl_vendor : Intel Inc.\n gl_version : 4.1 INTEL-10.25.17\n gl_ws_extensions : \n gl_ws_vendor : \n gl_ws_version : \n in_process_gpu : False\n initialization_time : 0.589529\n jpeg_decode_accelerator_supported: False\n max_framerate_denominator: 1\n max_framerate_numerator: 30\n max_msaa_samples : 8\n max_resolution_height: 2160\n max_resolution_width: 4096\n min_resolution_height: 16\n min_resolution_width: 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.10\n process_crash_count : 0\n profile : 3\n sandboxed : True\n software_rendering : False\n vertex_shader_version: 4.10\n video_decode_accelerator_flags: 0\nFeature 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: enabled\n oop_rasterization : enabled\n protected_video_decode: unavailable_off\n rasterization : enabled\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : enabled\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\nDriver Bug Workarounds:\n add_and_true_to_loop_condition\n adjust_src_dst_region_for_blitframebuffer\n avoid_stencil_buffers\n clamp_texture_base_level_and_max_level\n decode_encode_srgb_for_generatemipmap\n disable_2d_canvas_auto_flush\n disable_framebuffer_cmaa\n disable_webgl_rgb_multisampling_usage\n dont_use_loops_to_initialize_variables\n emulate_abs_int_function\n get_frag_data_info_bug\n init_two_cube_map_levels_before_copyteximage\n max_msaa_sample_count_4\n msaa_is_slow\n pack_parameters_workaround_with_pack_buffer\n rebind_transform_feedback_before_resume\n regenerate_struct_names\n remove_invariant_and_centroid_for_essl3\n reset_teximage2d_base_level\n rewrite_texelfetchoffset_to_texelfetch\n scalarize_vec_and_mat_constructor_args\n set_zero_level_before_generating_mipmap\n unfold_short_circuit_as_ternary_operation\n unpack_alignment_workaround_with_unpack_buffer\n unpack_image_height_workaround_with_unpack_buffer\n use_intermediary_for_copy_texture_image\n use_unused_standard_shared_blocks\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[73430:775:0222/145832.919133:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[73425:775:0222/145833.146313: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://127.0.0.1:55531/favicon.ico\n[73425:775:0222/145833.886882:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145833.919990:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145833.956189:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145833.995608:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.054216:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.095614:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.150650:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.182637:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.211322:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.241437:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.287075:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.352539:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.428007:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.457775:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.509042:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.556673:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.611878:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.704954:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.768966:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.849249:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.880177:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.959779:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145834.998585:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.027842:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.057509:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.111138:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.144861:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.243319:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.278643:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.375338:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.420331:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.487324:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.552026:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.627313:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.668528:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.697935:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.726868:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.755878:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.815167:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.843516:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.872541:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.937087:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.966067:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145835.996471:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.027848:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.078033:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.124980:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.177391:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.223222:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.277275:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.319481:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.350297:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.382264:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.447223:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.477705:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.520578:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.599048:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.628373:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.656561:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.685896:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.716490:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.748821:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.782665:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.816266:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.847306:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.878054:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.927280:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145836.971941:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.043417:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.083742:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.112725:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.141131:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.193600:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.238861:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.293735:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.322175:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.351850:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.380942:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.409619:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.449783:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.478037:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.506365:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.535737:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.563734:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.592719:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.643355:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.693597:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.743958:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.793154:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.842957:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.893097:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.942858:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145837.993053:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.043694:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.093086:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.143461:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.193625:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.243451:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.297414:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.332343:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.361397:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.391251:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.454982:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.526815:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.580535:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.614114:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.649289:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.727317:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.782791:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.811730:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.840891:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.896262:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[73425:775:0222/145838.932115:INFO:CONSOLE(71)] \"WARNING: Too many active WebGL contexts. Oldest context will be lost.\", source: http://127.0.0.1:55531/webgl.html?query=forced_quantity_loss (71)\n[5/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WebGLContextLostFromQuantity passed 9.8960s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking', '--disable-domain-blocking-for-3d-apis']\nClosing browser (pid=73425) ...\n[73425:29699:0222/145839.821021:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[73425:775:0222/145839.845314:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\n[73425:775:0222/145839.845360:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\nBrowser is closed.\ncondition '<lambda>' met\ncondition '<lambda>' met\nChrome build location for mac_x86_64 not found. Browser will be run without Flash.\nChose browser: PossibleDesktopBrowser(type=debug, executable=/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium, flash=None)\nChrome Env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/lib/python2.7/site-packages/cv2', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'LC_ALL': 'en_US.UTF-8', 'TMPDIR': '/b/s/w/itKe6FlI', 'LC_MESSAGES': 'en_US.UTF-8', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itKe6FlI/tmpsCwqmY'}\nStarting Chrome ['/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium', '--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:55515', '--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/itKe6FlI/tmptEwTgd', 'about:blank']\n\nDevTools listening on ws://127.0.0.1:55640/devtools/browser/068a8fe9-6ff5-44a8-85e7-2a6ffff4ae73\nDoNothingForwarder started between 127.0.0.1:55640 and 55640\nWebsocket at ws://127.0.0.1:55640/devtools/browser/068a8fe9-6ff5-44a8-85e7-2a6ffff4ae73 is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:55640/devtools/browser/068a8fe9-6ff5-44a8-85e7-2a6ffff4ae73\nBrowser started (pid=73439).\nOS: mac sierra\nDetailed OS version: 10.12.6 16G29\nModel: Macmini 7.1\nBrowser command line: /b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium --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:55515 --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/itKe6FlI/tmptEwTgd --flag-switches-begin --flag-switches-end about:blank\nGPU device 0: VENDOR = 0x8086 (Intel Inc.), DEVICE = 0xa2e (Intel Iris OpenGL Engine)\nGPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering : True\n encrypted_only : False\n gl_extensions : GL_ARB_blend_func_extended GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_ES2_compatibility GL_ARB_explicit_attrib_location GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader5 GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_occlusion_query2 GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_subroutine GL_ARB_shading_language_include GL_ARB_tessellation_shader GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_texture_storage GL_ARB_texture_swizzle GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_vertex_attrib_64bit GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_EXT_debug_label GL_EXT_debug_marker GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_sRGB_decode GL_APPLE_client_storage GL_APPLE_container_object_shareable GL_APPLE_flush_render GL_APPLE_object_purgeable GL_APPLE_rgb_422 GL_APPLE_row_bytes GL_APPLE_texture_range GL_ATI_texture_mirror_once GL_NV_texture_barrier\n gl_renderer : Intel Iris OpenGL Engine\n gl_reset_notification_strategy: 0\n gl_vendor : Intel Inc.\n gl_version : 4.1 INTEL-10.25.17\n gl_ws_extensions : \n gl_ws_vendor : \n gl_ws_version : \n in_process_gpu : False\n initialization_time : 0.439107\n jpeg_decode_accelerator_supported: False\n max_framerate_denominator: 1\n max_framerate_numerator: 30\n max_msaa_samples : 8\n max_resolution_height: 2160\n max_resolution_width: 4096\n min_resolution_height: 16\n min_resolution_width: 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.10\n process_crash_count : 0\n profile : 3\n sandboxed : True\n software_rendering : False\n vertex_shader_version: 4.10\n video_decode_accelerator_flags: 0\nFeature 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: enabled\n oop_rasterization : enabled\n protected_video_decode: unavailable_off\n rasterization : enabled\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : enabled\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\nDriver Bug Workarounds:\n add_and_true_to_loop_condition\n adjust_src_dst_region_for_blitframebuffer\n avoid_stencil_buffers\n clamp_texture_base_level_and_max_level\n decode_encode_srgb_for_generatemipmap\n disable_2d_canvas_auto_flush\n disable_framebuffer_cmaa\n disable_webgl_rgb_multisampling_usage\n dont_use_loops_to_initialize_variables\n emulate_abs_int_function\n get_frag_data_info_bug\n init_two_cube_map_levels_before_copyteximage\n max_msaa_sample_count_4\n msaa_is_slow\n pack_parameters_workaround_with_pack_buffer\n rebind_transform_feedback_before_resume\n regenerate_struct_names\n remove_invariant_and_centroid_for_essl3\n reset_teximage2d_base_level\n rewrite_texelfetchoffset_to_texelfetch\n scalarize_vec_and_mat_constructor_args\n set_zero_level_before_generating_mipmap\n unfold_short_circuit_as_ternary_operation\n unpack_alignment_workaround_with_unpack_buffer\n unpack_image_height_workaround_with_unpack_buffer\n use_intermediary_for_copy_texture_image\n use_unused_standard_shared_blocks\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[73444:775:0222/145842.693336:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[73439:775:0222/145842.916448: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://127.0.0.1:55531/favicon.ico\n[6/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WebGLContextLostFromSelectElement passed 13.7798s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking', '--disable-domain-blocking-for-3d-apis']\nClosing browser (pid=73439) ...\n[73439:28931:0222/145853.559232:ERROR:unix_domain_socket_acceptor.cc(73)] unlink: No such file or directory (2)\n[73439:28931:0222/145853.599611:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[73439:775:0222/145853.623041:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\n[73439:775:0222/145853.623082:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\nBrowser is closed.\ncondition '<lambda>' met\ncondition '<lambda>' met\nChrome build location for mac_x86_64 not found. Browser will be run without Flash.\nChose browser: PossibleDesktopBrowser(type=debug, executable=/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium, flash=None)\nChrome Env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/lib/python2.7/site-packages/cv2', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'LC_ALL': 'en_US.UTF-8', 'TMPDIR': '/b/s/w/itKe6FlI', 'LC_MESSAGES': 'en_US.UTF-8', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itKe6FlI/tmpIM0YKh'}\nStarting Chrome ['/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium', '--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:55515', '--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/itKe6FlI/tmpyy3QLb', 'about:blank']\n\nDevTools listening on ws://127.0.0.1:55667/devtools/browser/156802c4-9b59-4bac-a49c-329870f96a34\nDoNothingForwarder started between 127.0.0.1:55667 and 55667\nWebsocket at ws://127.0.0.1:55667/devtools/browser/156802c4-9b59-4bac-a49c-329870f96a34 is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:55667/devtools/browser/156802c4-9b59-4bac-a49c-329870f96a34\nBrowser started (pid=73456).\nOS: mac sierra\nDetailed OS version: 10.12.6 16G29\nModel: Macmini 7.1\nBrowser command line: /b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium --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:55515 --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/itKe6FlI/tmpyy3QLb --flag-switches-begin --flag-switches-end about:blank\nGPU device 0: VENDOR = 0x8086 (Intel Inc.), DEVICE = 0xa2e (Intel Iris OpenGL Engine)\nGPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering : True\n encrypted_only : False\n gl_extensions : GL_ARB_blend_func_extended GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_ES2_compatibility GL_ARB_explicit_attrib_location GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader5 GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_occlusion_query2 GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_subroutine GL_ARB_shading_language_include GL_ARB_tessellation_shader GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_texture_storage GL_ARB_texture_swizzle GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_vertex_attrib_64bit GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_EXT_debug_label GL_EXT_debug_marker GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_sRGB_decode GL_APPLE_client_storage GL_APPLE_container_object_shareable GL_APPLE_flush_render GL_APPLE_object_purgeable GL_APPLE_rgb_422 GL_APPLE_row_bytes GL_APPLE_texture_range GL_ATI_texture_mirror_once GL_NV_texture_barrier\n gl_renderer : Intel Iris OpenGL Engine\n gl_reset_notification_strategy: 0\n gl_vendor : Intel Inc.\n gl_version : 4.1 INTEL-10.25.17\n gl_ws_extensions : \n gl_ws_vendor : \n gl_ws_version : \n in_process_gpu : False\n initialization_time : 0.524337\n jpeg_decode_accelerator_supported: False\n max_framerate_denominator: 1\n max_framerate_numerator: 30\n max_msaa_samples : 8\n max_resolution_height: 2160\n max_resolution_width: 4096\n min_resolution_height: 16\n min_resolution_width: 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.10\n process_crash_count : 0\n profile : 3\n sandboxed : True\n software_rendering : False\n vertex_shader_version: 4.10\n video_decode_accelerator_flags: 0\nFeature 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: enabled\n oop_rasterization : enabled\n protected_video_decode: unavailable_off\n rasterization : enabled\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : enabled\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\nDriver Bug Workarounds:\n add_and_true_to_loop_condition\n adjust_src_dst_region_for_blitframebuffer\n avoid_stencil_buffers\n clamp_texture_base_level_and_max_level\n decode_encode_srgb_for_generatemipmap\n disable_2d_canvas_auto_flush\n disable_framebuffer_cmaa\n disable_webgl_rgb_multisampling_usage\n dont_use_loops_to_initialize_variables\n emulate_abs_int_function\n get_frag_data_info_bug\n init_two_cube_map_levels_before_copyteximage\n max_msaa_sample_count_4\n msaa_is_slow\n pack_parameters_workaround_with_pack_buffer\n rebind_transform_feedback_before_resume\n regenerate_struct_names\n remove_invariant_and_centroid_for_essl3\n reset_teximage2d_base_level\n rewrite_texelfetchoffset_to_texelfetch\n scalarize_vec_and_mat_constructor_args\n set_zero_level_before_generating_mipmap\n unfold_short_circuit_as_ternary_operation\n unpack_alignment_workaround_with_unpack_buffer\n unpack_image_height_workaround_with_unpack_buffer\n use_intermediary_for_copy_texture_image\n use_unused_standard_shared_blocks\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[73461:775:0222/145856.330076:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[73456:775:0222/145856.587307: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://127.0.0.1:55531/favicon.ico\n[7/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WebGLContextLostInHiddenTab passed 3.7941s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking']\nClosing browser (pid=73456) ...\n[73456:29443:0222/145857.461823:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[73456:775:0222/145857.482125:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\n[73456:775:0222/145857.482177:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\nBrowser is closed.\ncondition '<lambda>' met\ncondition '<lambda>' met\nChrome build location for mac_x86_64 not found. Browser will be run without Flash.\nChose browser: PossibleDesktopBrowser(type=debug, executable=/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium, flash=None)\nChrome Env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/lib/python2.7/site-packages/cv2', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'LC_ALL': 'en_US.UTF-8', 'TMPDIR': '/b/s/w/itKe6FlI', 'LC_MESSAGES': 'en_US.UTF-8', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itKe6FlI/tmp7o6H1_'}\nStarting Chrome ['/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium', '--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:55515', '--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/itKe6FlI/tmpF0V6Tf', 'about:blank']\n\nDevTools listening on ws://127.0.0.1:55687/devtools/browser/07481aab-fb3f-42dc-8bb4-09c4a9cf98d9\nDoNothingForwarder started between 127.0.0.1:55687 and 55687\nWebsocket at ws://127.0.0.1:55687/devtools/browser/07481aab-fb3f-42dc-8bb4-09c4a9cf98d9 is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:55687/devtools/browser/07481aab-fb3f-42dc-8bb4-09c4a9cf98d9\nBrowser started (pid=73471).\nOS: mac sierra\nDetailed OS version: 10.12.6 16G29\nModel: Macmini 7.1\nBrowser command line: /b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium --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:55515 --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/itKe6FlI/tmpF0V6Tf --flag-switches-begin --flag-switches-end about:blank\nGPU device 0: VENDOR = 0x8086 (Intel Inc.), DEVICE = 0xa2e (Intel Iris OpenGL Engine)\nGPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering : True\n encrypted_only : False\n gl_extensions : GL_ARB_blend_func_extended GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_ES2_compatibility GL_ARB_explicit_attrib_location GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader5 GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_occlusion_query2 GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_subroutine GL_ARB_shading_language_include GL_ARB_tessellation_shader GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_texture_storage GL_ARB_texture_swizzle GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_vertex_attrib_64bit GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_EXT_debug_label GL_EXT_debug_marker GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_sRGB_decode GL_APPLE_client_storage GL_APPLE_container_object_shareable GL_APPLE_flush_render GL_APPLE_object_purgeable GL_APPLE_rgb_422 GL_APPLE_row_bytes GL_APPLE_texture_range GL_ATI_texture_mirror_once GL_NV_texture_barrier\n gl_renderer : Intel Iris OpenGL Engine\n gl_reset_notification_strategy: 0\n gl_vendor : Intel Inc.\n gl_version : 4.1 INTEL-10.25.17\n gl_ws_extensions : \n gl_ws_vendor : \n gl_ws_version : \n in_process_gpu : False\n initialization_time : 0.55609\n jpeg_decode_accelerator_supported: False\n max_framerate_denominator: 1\n max_framerate_numerator: 30\n max_msaa_samples : 8\n max_resolution_height: 2160\n max_resolution_width: 4096\n min_resolution_height: 16\n min_resolution_width: 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.10\n process_crash_count : 0\n profile : 3\n sandboxed : True\n software_rendering : False\n vertex_shader_version: 4.10\n video_decode_accelerator_flags: 0\nFeature 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: enabled\n oop_rasterization : enabled\n protected_video_decode: unavailable_off\n rasterization : enabled\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : enabled\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\nDriver Bug Workarounds:\n add_and_true_to_loop_condition\n adjust_src_dst_region_for_blitframebuffer\n avoid_stencil_buffers\n clamp_texture_base_level_and_max_level\n decode_encode_srgb_for_generatemipmap\n disable_2d_canvas_auto_flush\n disable_framebuffer_cmaa\n disable_webgl_rgb_multisampling_usage\n dont_use_loops_to_initialize_variables\n emulate_abs_int_function\n get_frag_data_info_bug\n init_two_cube_map_levels_before_copyteximage\n max_msaa_sample_count_4\n msaa_is_slow\n pack_parameters_workaround_with_pack_buffer\n rebind_transform_feedback_before_resume\n regenerate_struct_names\n remove_invariant_and_centroid_for_essl3\n reset_teximage2d_base_level\n rewrite_texelfetchoffset_to_texelfetch\n scalarize_vec_and_mat_constructor_args\n set_zero_level_before_generating_mipmap\n unfold_short_circuit_as_ternary_operation\n unpack_alignment_workaround_with_unpack_buffer\n unpack_image_height_workaround_with_unpack_buffer\n use_intermediary_for_copy_texture_image\n use_unused_standard_shared_blocks\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[73477:775:0222/145900.316381:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[73471:775:0222/145900.527777:INFO:CONSOLE(217)] \"Harness injected.\", source: (217)\n[73471:775:0222/145900.645162:INFO:CONSOLE(11)] \"SUCCESS\", source: http://127.0.0.1:55531/webgl-domain-unblocking.html (11)\n[73471:775:0222/145900.646527:INFO:CONSOLE(11)] \"LOADED\", source: http://127.0.0.1:55531/webgl-domain-unblocking.html (11)\nDevTools console [network]: Failed to load resource: the server responded with a status of 404 (File not found) http://127.0.0.1:55531/favicon.ico\nReceived signal 11 SEGV_MAPERR 000000000000\n0 libbase.dylib 0x000000012d236e11 base::debug::CollectStackTrace(void**, unsigned long) + 33\n1 libbase.dylib 0x000000012cf2582b base::debug::StackTrace::StackTrace(unsigned long) + 75\n2 libbase.dylib 0x000000012cf258ad base::debug::StackTrace::StackTrace(unsigned long) + 29\n3 libbase.dylib 0x000000012cf25885 base::debug::StackTrace::StackTrace() + 37\n4 libbase.dylib 0x000000012d236c91 base::debug::(anonymous namespace)::StackDumpSignalHandler(int, __siginfo*, void*) + 1393\n5 libsystem_platform.dylib 0x00007fff9a7eab3a _sigtramp + 26\n6 ??? 0x00000001048440cb 0x0 + 4370743499\n7 libgpu_ipc_service.dylib 0x00000001a73a9293 gpu::GpuChannelMessageFilter::OnMessageReceived(IPC::Message const&) + 675\n8 libipc.dylib 0x000000013592b58b IPC::(anonymous namespace)::TryFiltersImpl(std::__1::vector<IPC::MessageFilter*, std::__1::allocator<IPC::MessageFilter*> >&, IPC::Message const&) + 91\n9 libipc.dylib 0x000000013592b4bf IPC::MessageFilterRouter::TryFilters(IPC::Message const&) + 47\n10 libipc.dylib 0x00000001358e2fc8 IPC::ChannelProxy::Context::TryFilters(IPC::Message const&) + 296\n11 libipc.dylib 0x0000000135916687 IPC::SyncChannel::SyncContext::OnMessageReceived(IPC::Message const&) + 39\n12 libipc.dylib 0x00000001358ce8ca IPC::ChannelMojo::OnMessageReceived(IPC::Message const&) + 362\n13 libipc.dylib 0x00000001358f7866 IPC::internal::MessagePipeReader::Receive(IPC::MessageView) + 838\n14 libipc_mojom.dylib 0x0000000135b36e40 IPC::mojom::ChannelStubDispatch::Accept(IPC::mojom::Channel*, mojo::Message*) + 1136\n15 libipc.dylib 0x00000001358f8363 IPC::mojom::ChannelStub<mojo::RawPtrImplRefTraits<IPC::mojom::Channel> >::Accept(mojo::Message*) + 83\n16 libbindings.dylib 0x000000012df1a7f1 mojo::InterfaceEndpointClient::HandleValidatedMessage(mojo::Message*) + 1505\n17 libbindings.dylib 0x000000012df1a201 mojo::InterfaceEndpointClient::HandleIncomingMessageThunk::Accept(mojo::Message*) + 33\n18 libbindings.dylib 0x000000012df188ec mojo::FilterChain::Accept(mojo::Message*) + 412\n19 libbindings.dylib 0x000000012df1cec6 mojo::InterfaceEndpointClient::HandleIncomingMessage(mojo::Message*) + 230\n20 libipc.dylib 0x00000001358fb5f5 IPC::(anonymous namespace)::ChannelAssociatedGroupController::Accept(mojo::Message*) + 1653\n21 libbindings.dylib 0x000000012df188ec mojo::FilterChain::Accept(mojo::Message*) + 412\n22 libbindings.dylib 0x000000012defedc1 mojo::Connector::DispatchMessage(mojo::Message) + 1073\n23 libbindings.dylib 0x000000012df00596 mojo::Connector::ReadAllAvailableMessages() + 614\n24 libbindings.dylib 0x000000012df000e6 mojo::Connector::OnHandleReadyInternal(unsigned int) + 406\n25 libbindings.dylib 0x000000012defff3b mojo::Connector::OnWatcherHandleReady(unsigned int) + 27\n26 libbindings.dylib 0x000000012df09d24 void base::internal::FunctorTraits<void (mojo::Connector::*)(unsigned int), void>::Invoke<void (mojo::Connector::*)(unsigned int), mojo::Connector*, unsigned int>(void (mojo::Connector::*)(unsigned int), mojo::Connector*&&, unsigned int&&) + 148\n27 libbindings.dylib 0x000000012df09c16 void base::internal::InvokeHelper<false, void>::MakeItSo<void (mojo::Connector::* const&)(unsigned int), mojo::Connector*, unsigned int>(void (mojo::Connector::* const&)(unsigned int), mojo::Connector*&&, unsigned int&&) + 102\n28 libbindings.dylib 0x000000012df09b85 void base::internal::Invoker<base::internal::BindState<void (mojo::Connector::*)(unsigned int), base::internal::UnretainedWrapper<mojo::Connector> >, void (unsigned int)>::RunImpl<void (mojo::Connector::* const&)(unsigned int), std::__1::tuple<base::internal::UnretainedWrapper<mojo::Connector> > const&, 0ul>(void (mojo::Connector::* const&)(unsigned int), std::__1::tuple<base::internal::UnretainedWrapper<mojo::Connector> > const&, std::__1::integer_sequence<unsigned long, 0ul>, unsigned int&&) + 101\n29 libbindings.dylib 0x000000012df09a89 base::internal::Invoker<base::internal::BindState<void (mojo::Connector::*)(unsigned int), base::internal::UnretainedWrapper<mojo::Connector> >, void (unsigned int)>::Run(base::internal::BindStateBase*, unsigned int) + 89\n30 libbindings.dylib 0x000000012def813b base::RepeatingCallback<void (unsigned int)>::Run(unsigned int) const & + 91\n31 libbindings.dylib 0x000000012df03d6f mojo::SimpleWatcher::DiscardReadyState(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&) + 31\n32 libbindings.dylib 0x000000012df040ec void base::internal::FunctorTraits<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), void>::Invoke<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int&&, mojo::HandleSignalsState const&) + 92\n33 libbindings.dylib 0x000000012df0403c void base::internal::InvokeHelper<false, void>::MakeItSo<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int&&, mojo::HandleSignalsState const&) + 92\n34 libbindings.dylib 0x000000012df03fbc void base::internal::Invoker<base::internal::BindState<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> >, void (unsigned int, mojo::HandleSignalsState const&)>::RunImpl<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), std::__1::tuple<base::RepeatingCallback<void (unsigned int)> > const&, 0ul>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), std::__1::tuple<base::RepeatingCallback<void (unsigned int)> > const&, std::__1::integer_sequence<unsigned long, 0ul>, unsigned int&&, mojo::HandleSignalsState const&) + 108\n35 libbindings.dylib 0x000000012df03e8b base::internal::Invoker<base::internal::BindState<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> >, void (unsigned int, mojo::HandleSignalsState const&)>::Run(base::internal::BindStateBase*, unsigned int, mojo::HandleSignalsState const&) + 107\n36 libmojo_public_system_cpp.dylib 0x000000012e12bfd7 base::RepeatingCallback<void (unsigned int, mojo::HandleSignalsState const&)>::Run(unsigned int, mojo::HandleSignalsState const&) const & + 119\n37 libmojo_public_system_cpp.dylib 0x000000012e12bc06 mojo::SimpleWatcher::OnHandleReady(int, unsigned int, mojo::HandleSignalsState const&) + 646\n38 libmojo_public_system_cpp.dylib 0x000000012e12c218 mojo::SimpleWatcher::Context::Notify(unsigned int, MojoHandleSignalsState, unsigned int) + 328\n39 libmojo_public_system_cpp.dylib 0x000000012e12a0fd mojo::SimpleWatcher::Context::CallNotify(MojoTrapEvent const*) + 77\n40 libmojo_core_embedder_internal.dylib 0x00000001a2b6c518 mojo::core::WatcherDispatcher::InvokeWatchCallback(unsigned long, unsigned int, mojo::core::HandleSignalsState const&, unsigned int) + 216\n41 libmojo_core_embedder_internal.dylib 0x00000001a2b6b8ec mojo::core::Watch::InvokeCallback(unsigned int, mojo::core::HandleSignalsState const&, unsigned int) + 156\n42 libmojo_core_embedder_internal.dylib 0x00000001a2b5dc35 mojo::core::RequestContext::~RequestContext() + 597\n43 libmojo_core_embedder_internal.dylib 0x00000001a2b5e055 mojo::core::RequestContext::~RequestContext() + 21\n44 libmojo_core_embedder_internal.dylib 0x00000001a2b310cc mojo::core::NodeChannel::OnChannelMessage(void const*, unsigned long, std::__1::vector<mojo::PlatformHandle, std::__1::allocator<mojo::PlatformHandle> >) + 5020\n45 libmojo_core_embedder_internal.dylib 0x00000001a2af67ea mojo::core::Channel::OnReadComplete(unsigned long, unsigned long*) + 2074\n46 libmojo_core_embedder_internal.dylib 0x00000001a2b8165e mojo::core::(anonymous namespace)::ChannelPosix::OnFileCanReadWithoutBlocking(int) + 1262\n47 libbase.dylib 0x000000012d28251e base::MessagePumpLibevent::FdWatchController::OnFileCanReadWithoutBlocking(int, base::MessagePumpLibevent*) + 62\n48 libbase.dylib 0x000000012d283d0f base::MessagePumpLibevent::OnLibeventNotification(int, short, void*) + 991\n49 libbase.dylib 0x000000012d28763d event_process_active + 365\n50 libbase.dylib 0x000000012d286ba4 event_base_loop + 468\n51 libbase.dylib 0x000000012d283e6d base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) + 189\n52 libbase.dylib 0x000000012d1123ea base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool) + 570\n53 libbase.dylib 0x000000012d052037 base::RunLoop::Run() + 855\n54 libbase.dylib 0x000000012d1867f9 base::Thread::Run(base::RunLoop*) + 393\n55 libbase.dylib 0x000000012d186de3 base::Thread::ThreadMain() + 1411\n56 libbase.dylib 0x000000012d25e410 base::(anonymous namespace)::ThreadFunc(void*) + 192\n57 libsystem_pthread.dylib 0x00007fff9a7f493b _pthread_body + 180\n58 libsystem_pthread.dylib 0x00007fff9a7f4887 _pthread_body + 0\n59 libsystem_pthread.dylib 0x00007fff9a7f408d thread_start + 13\n[end of stack trace]\n[0222/145900.727236:WARNING:process_memory_mac.cc(93)] mach_vm_read(0x7fff5b9b6000, 0x2000): (os/kern) invalid address (1)\n[73471:775:0222/145901.104313:INFO:CONSOLE(0)] \"WebGL: CONTEXT_LOST_WEBGL: loseContext: context lost\", source: http://127.0.0.1:55531/webgl-domain-unblocking.html (0)\n[73471:775:0222/145902.078842:INFO:CONSOLE(217)] \"Harness injected.\", source: (217)\n[73490:775:0222/145902.140735:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[73471:775:0222/145902.210782:INFO:CONSOLE(11)] \"SUCCESS\", source: http://127.0.0.1:55531/webgl-domain-unblocking.html (11)\n[73471:775:0222/145902.212048:INFO:CONSOLE(11)] \"LOADED\", source: http://127.0.0.1:55531/webgl-domain-unblocking.html (11)\nRestarting browser due to must restart after tests that kill the GPU process\nClosing browser (pid=73471) ...\n[73471:29699:0222/145902.567372:ERROR:unix_domain_socket_acceptor.cc(73)] unlink: No such file or directory (2)\n[73471:29699:0222/145902.630798:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[73471:775:0222/145902.654239:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\n[73471:775:0222/145902.654292:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\nBrowser is closed.\nChrome Env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/lib/python2.7/site-packages/cv2', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'LC_ALL': 'en_US.UTF-8', 'TMPDIR': '/b/s/w/itKe6FlI', 'LC_MESSAGES': 'en_US.UTF-8', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itKe6FlI/tmpskTerE'}\nStarting Chrome ['/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium', '--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:55515', '--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/itKe6FlI/tmp9g1g1B', 'about:blank']\n\nDevTools listening on ws://127.0.0.1:55709/devtools/browser/387eea3e-0d78-45b1-9d2b-9bdc50df0338\nDoNothingForwarder started between 127.0.0.1:55709 and 55709\nWebsocket at ws://127.0.0.1:55709/devtools/browser/387eea3e-0d78-45b1-9d2b-9bdc50df0338 is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:55709/devtools/browser/387eea3e-0d78-45b1-9d2b-9bdc50df0338\nBrowser started (pid=73502).\nOS: mac sierra\nDetailed OS version: 10.12.6 16G29\nModel: Macmini 7.1\nBrowser command line: /b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium --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:55515 --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/itKe6FlI/tmp9g1g1B --flag-switches-begin --flag-switches-end about:blank\nGPU device 0: VENDOR = 0x8086 (Intel Inc.), DEVICE = 0xa2e (Intel Iris OpenGL Engine)\nGPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering : True\n encrypted_only : False\n gl_extensions : GL_ARB_blend_func_extended GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_ES2_compatibility GL_ARB_explicit_attrib_location GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader5 GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_occlusion_query2 GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_subroutine GL_ARB_shading_language_include GL_ARB_tessellation_shader GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_texture_storage GL_ARB_texture_swizzle GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_vertex_attrib_64bit GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_EXT_debug_label GL_EXT_debug_marker GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_sRGB_decode GL_APPLE_client_storage GL_APPLE_container_object_shareable GL_APPLE_flush_render GL_APPLE_object_purgeable GL_APPLE_rgb_422 GL_APPLE_row_bytes GL_APPLE_texture_range GL_ATI_texture_mirror_once GL_NV_texture_barrier\n gl_renderer : Intel Iris OpenGL Engine\n gl_reset_notification_strategy: 0\n gl_vendor : Intel Inc.\n gl_version : 4.1 INTEL-10.25.17\n gl_ws_extensions : \n gl_ws_vendor : \n gl_ws_version : \n in_process_gpu : False\n initialization_time : 0.594015\n jpeg_decode_accelerator_supported: False\n max_framerate_denominator: 1\n max_framerate_numerator: 30\n max_msaa_samples : 8\n max_resolution_height: 2160\n max_resolution_width: 4096\n min_resolution_height: 16\n min_resolution_width: 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.10\n process_crash_count : 0\n profile : 3\n sandboxed : True\n software_rendering : False\n vertex_shader_version: 4.10\n video_decode_accelerator_flags: 0\nFeature 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: enabled\n oop_rasterization : enabled\n protected_video_decode: unavailable_off\n rasterization : enabled\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : enabled\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\nDriver Bug Workarounds:\n add_and_true_to_loop_condition\n adjust_src_dst_region_for_blitframebuffer\n avoid_stencil_buffers\n clamp_texture_base_level_and_max_level\n decode_encode_srgb_for_generatemipmap\n disable_2d_canvas_auto_flush\n disable_framebuffer_cmaa\n disable_webgl_rgb_multisampling_usage\n dont_use_loops_to_initialize_variables\n emulate_abs_int_function\n get_frag_data_info_bug\n init_two_cube_map_levels_before_copyteximage\n max_msaa_sample_count_4\n msaa_is_slow\n pack_parameters_workaround_with_pack_buffer\n rebind_transform_feedback_before_resume\n regenerate_struct_names\n remove_invariant_and_centroid_for_essl3\n reset_teximage2d_base_level\n rewrite_texelfetchoffset_to_texelfetch\n scalarize_vec_and_mat_constructor_args\n set_zero_level_before_generating_mipmap\n unfold_short_circuit_as_ternary_operation\n unpack_alignment_workaround_with_unpack_buffer\n unpack_image_height_workaround_with_unpack_buffer\n use_intermediary_for_copy_texture_image\n use_unused_standard_shared_blocks\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[73519:775:0222/145905.918395:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[8/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WebGLUnblockedAfterUserInitiatedReload passed 8.7600s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking', '--enable-experimental-web-platform-features']\nClosing browser (pid=73502) ...\n[73502:29443:0222/145906.174893:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[73502:775:0222/145906.201260:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\n[73502:775:0222/145906.201315:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\nBrowser is closed.\ncondition '<lambda>' met\ncondition '<lambda>' met\nChrome build location for mac_x86_64 not found. Browser will be run without Flash.\nChose browser: PossibleDesktopBrowser(type=debug, executable=/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium, flash=None)\nChrome Env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/lib/python2.7/site-packages/cv2', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'LC_ALL': 'en_US.UTF-8', 'TMPDIR': '/b/s/w/itKe6FlI', 'LC_MESSAGES': 'en_US.UTF-8', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itKe6FlI/tmpM0HHyO'}\nStarting Chrome ['/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium', '--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:55515', '--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/itKe6FlI/tmpt4BM4y', 'about:blank']\n\nDevTools listening on ws://127.0.0.1:55723/devtools/browser/fe395287-8e84-4f43-b02d-41c63deea8d9\nDoNothingForwarder started between 127.0.0.1:55723 and 55723\nWebsocket at ws://127.0.0.1:55723/devtools/browser/fe395287-8e84-4f43-b02d-41c63deea8d9 is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:55723/devtools/browser/fe395287-8e84-4f43-b02d-41c63deea8d9\nBrowser started (pid=73542).\nOS: mac sierra\nDetailed OS version: 10.12.6 16G29\nModel: Macmini 7.1\nBrowser command line: /b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium --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:55515 --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/itKe6FlI/tmpt4BM4y --flag-switches-begin --flag-switches-end about:blank\nGPU device 0: VENDOR = 0x8086 (Intel Inc.), DEVICE = 0xa2e (Intel Iris OpenGL Engine)\nGPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering : True\n encrypted_only : False\n gl_extensions : GL_ARB_blend_func_extended GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_ES2_compatibility GL_ARB_explicit_attrib_location GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader5 GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_occlusion_query2 GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_subroutine GL_ARB_shading_language_include GL_ARB_tessellation_shader GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_texture_storage GL_ARB_texture_swizzle GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_vertex_attrib_64bit GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_EXT_debug_label GL_EXT_debug_marker GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_sRGB_decode GL_APPLE_client_storage GL_APPLE_container_object_shareable GL_APPLE_flush_render GL_APPLE_object_purgeable GL_APPLE_rgb_422 GL_APPLE_row_bytes GL_APPLE_texture_range GL_ATI_texture_mirror_once GL_NV_texture_barrier\n gl_renderer : Intel Iris OpenGL Engine\n gl_reset_notification_strategy: 0\n gl_vendor : Intel Inc.\n gl_version : 4.1 INTEL-10.25.17\n gl_ws_extensions : \n gl_ws_vendor : \n gl_ws_version : \n in_process_gpu : False\n initialization_time : 0.652095\n jpeg_decode_accelerator_supported: False\n max_framerate_denominator: 1\n max_framerate_numerator: 30\n max_msaa_samples : 8\n max_resolution_height: 2160\n max_resolution_width: 4096\n min_resolution_height: 16\n min_resolution_width: 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.10\n process_crash_count : 0\n profile : 3\n sandboxed : True\n software_rendering : False\n vertex_shader_version: 4.10\n video_decode_accelerator_flags: 0\nFeature 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: enabled\n oop_rasterization : enabled\n protected_video_decode: unavailable_off\n rasterization : enabled\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : enabled\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\nDriver Bug Workarounds:\n add_and_true_to_loop_condition\n adjust_src_dst_region_for_blitframebuffer\n avoid_stencil_buffers\n clamp_texture_base_level_and_max_level\n decode_encode_srgb_for_generatemipmap\n disable_2d_canvas_auto_flush\n disable_framebuffer_cmaa\n disable_webgl_rgb_multisampling_usage\n dont_use_loops_to_initialize_variables\n emulate_abs_int_function\n get_frag_data_info_bug\n init_two_cube_map_levels_before_copyteximage\n max_msaa_sample_count_4\n msaa_is_slow\n pack_parameters_workaround_with_pack_buffer\n rebind_transform_feedback_before_resume\n regenerate_struct_names\n remove_invariant_and_centroid_for_essl3\n reset_teximage2d_base_level\n rewrite_texelfetchoffset_to_texelfetch\n scalarize_vec_and_mat_constructor_args\n set_zero_level_before_generating_mipmap\n unfold_short_circuit_as_ternary_operation\n unpack_alignment_workaround_with_unpack_buffer\n unpack_image_height_workaround_with_unpack_buffer\n use_intermediary_for_copy_texture_image\n use_unused_standard_shared_blocks\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[73547:775:0222/145909.449560:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking']\nClosing browser (pid=73542) ...\n[73542:29955:0222/145909.707376:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[73542:775:0222/145909.732942:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\n[73542:775:0222/145909.732995:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\nBrowser is closed.\ncondition '<lambda>' met\ncondition '<lambda>' met\nChrome build location for mac_x86_64 not found. Browser will be run without Flash.\nChose browser: PossibleDesktopBrowser(type=debug, executable=/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium, flash=None)\nChrome Env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/lib/python2.7/site-packages/cv2', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'LC_ALL': 'en_US.UTF-8', 'TMPDIR': '/b/s/w/itKe6FlI', 'LC_MESSAGES': 'en_US.UTF-8', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itKe6FlI/tmp286_BR'}\nStarting Chrome ['/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium', '--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:55515', '--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/itKe6FlI/tmpW0NKek', 'about:blank']\n\nDevTools listening on ws://127.0.0.1:55737/devtools/browser/778fe0f1-81ee-45a0-ab71-f010ed01d44e\nDoNothingForwarder started between 127.0.0.1:55737 and 55737\nWebsocket at ws://127.0.0.1:55737/devtools/browser/778fe0f1-81ee-45a0-ab71-f010ed01d44e is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:55737/devtools/browser/778fe0f1-81ee-45a0-ab71-f010ed01d44e\nBrowser started (pid=73627).\nOS: mac sierra\nDetailed OS version: 10.12.6 16G29\nModel: Macmini 7.1\nBrowser command line: /b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium --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:55515 --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/itKe6FlI/tmpW0NKek --flag-switches-begin --flag-switches-end about:blank\nGPU device 0: VENDOR = 0x8086 (Intel Inc.), DEVICE = 0xa2e (Intel Iris OpenGL Engine)\nGPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering : True\n encrypted_only : False\n gl_extensions : GL_ARB_blend_func_extended GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_ES2_compatibility GL_ARB_explicit_attrib_location GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader5 GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_occlusion_query2 GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_subroutine GL_ARB_shading_language_include GL_ARB_tessellation_shader GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_texture_storage GL_ARB_texture_swizzle GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_vertex_attrib_64bit GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_EXT_debug_label GL_EXT_debug_marker GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_sRGB_decode GL_APPLE_client_storage GL_APPLE_container_object_shareable GL_APPLE_flush_render GL_APPLE_object_purgeable GL_APPLE_rgb_422 GL_APPLE_row_bytes GL_APPLE_texture_range GL_ATI_texture_mirror_once GL_NV_texture_barrier\n gl_renderer : Intel Iris OpenGL Engine\n gl_reset_notification_strategy: 0\n gl_vendor : Intel Inc.\n gl_version : 4.1 INTEL-10.25.17\n gl_ws_extensions : \n gl_ws_vendor : \n gl_ws_version : \n in_process_gpu : False\n initialization_time : 0.563741\n jpeg_decode_accelerator_supported: False\n max_framerate_denominator: 1\n max_framerate_numerator: 30\n max_msaa_samples : 8\n max_resolution_height: 2160\n max_resolution_width: 4096\n min_resolution_height: 16\n min_resolution_width: 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.10\n process_crash_count : 0\n profile : 3\n sandboxed : True\n software_rendering : False\n vertex_shader_version: 4.10\n video_decode_accelerator_flags: 0\nFeature 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: enabled\n oop_rasterization : enabled\n protected_video_decode: unavailable_off\n rasterization : enabled\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : enabled\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\nDriver Bug Workarounds:\n add_and_true_to_loop_condition\n adjust_src_dst_region_for_blitframebuffer\n avoid_stencil_buffers\n clamp_texture_base_level_and_max_level\n decode_encode_srgb_for_generatemipmap\n disable_2d_canvas_auto_flush\n disable_framebuffer_cmaa\n disable_webgl_rgb_multisampling_usage\n dont_use_loops_to_initialize_variables\n emulate_abs_int_function\n get_frag_data_info_bug\n init_two_cube_map_levels_before_copyteximage\n max_msaa_sample_count_4\n msaa_is_slow\n pack_parameters_workaround_with_pack_buffer\n rebind_transform_feedback_before_resume\n regenerate_struct_names\n remove_invariant_and_centroid_for_essl3\n reset_teximage2d_base_level\n rewrite_texelfetchoffset_to_texelfetch\n scalarize_vec_and_mat_constructor_args\n set_zero_level_before_generating_mipmap\n unfold_short_circuit_as_ternary_operation\n unpack_alignment_workaround_with_unpack_buffer\n unpack_image_height_workaround_with_unpack_buffer\n use_intermediary_for_copy_texture_image\n use_unused_standard_shared_blocks\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[73780:775:0222/145912.803195:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[73627:775:0222/145913.090466: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://127.0.0.1:55531/favicon.ico\nReceived signal 11 SEGV_MAPERR 000000000000\n0 libbase.dylib 0x000000010a943e11 base::debug::CollectStackTrace(void**, unsigned long) + 33\n1 libbase.dylib 0x000000010a63282b base::debug::StackTrace::StackTrace(unsigned long) + 75\n2 libbase.dylib 0x000000010a6328ad base::debug::StackTrace::StackTrace(unsigned long) + 29\n3 libbase.dylib 0x000000010a632885 base::debug::StackTrace::StackTrace() + 37\n4 libbase.dylib 0x000000010a943c91 base::debug::(anonymous namespace)::StackDumpSignalHandler(int, __siginfo*, void*) + 1393\n5 libsystem_platform.dylib 0x00007fff9a7eab3a _sigtramp + 26\n6 ??? 0x000000010e2980cb 0x0 + 4532568267\n7 libgpu_ipc_service.dylib 0x00000001aa5f8293 gpu::GpuChannelMessageFilter::OnMessageReceived(IPC::Message const&) + 675\n8 libipc.dylib 0x000000010ce6658b IPC::(anonymous namespace)::TryFiltersImpl(std::__1::vector<IPC::MessageFilter*, std::__1::allocator<IPC::MessageFilter*> >&, IPC::Message const&) + 91\n9 libipc.dylib 0x000000010ce664bf IPC::MessageFilterRouter::TryFilters(IPC::Message const&) + 47\n10 libipc.dylib 0x000000010ce1dfc8 IPC::ChannelProxy::Context::TryFilters(IPC::Message const&) + 296\n11 libipc.dylib 0x000000010ce51687 IPC::SyncChannel::SyncContext::OnMessageReceived(IPC::Message const&) + 39\n12 libipc.dylib 0x000000010ce098ca IPC::ChannelMojo::OnMessageReceived(IPC::Message const&) + 362\n13 libipc.dylib 0x000000010ce32866 IPC::internal::MessagePipeReader::Receive(IPC::MessageView) + 838\n14 libipc_mojom.dylib 0x000000010d071e40 IPC::mojom::ChannelStubDispatch::Accept(IPC::mojom::Channel*, mojo::Message*) + 1136\n15 libipc.dylib 0x000000010ce33363 IPC::mojom::ChannelStub<mojo::RawPtrImplRefTraits<IPC::mojom::Channel> >::Accept(mojo::Message*) + 83\n16 libbindings.dylib 0x000000010b6277f1 mojo::InterfaceEndpointClient::HandleValidatedMessage(mojo::Message*) + 1505\n17 libbindings.dylib 0x000000010b627201 mojo::InterfaceEndpointClient::HandleIncomingMessageThunk::Accept(mojo::Message*) + 33\n18 libbindings.dylib 0x000000010b6258ec mojo::FilterChain::Accept(mojo::Message*) + 412\n19 libbindings.dylib 0x000000010b629ec6 mojo::InterfaceEndpointClient::HandleIncomingMessage(mojo::Message*) + 230\n20 libipc.dylib 0x000000010ce365f5 IPC::(anonymous namespace)::ChannelAssociatedGroupController::Accept(mojo::Message*) + 1653\n21 libbindings.dylib 0x000000010b6258ec mojo::FilterChain::Accept(mojo::Message*) + 412\n22 libbindings.dylib 0x000000010b60bdc1 mojo::Connector::DispatchMessage(mojo::Message) + 1073\n23 libbindings.dylib 0x000000010b60d596 mojo::Connector::ReadAllAvailableMessages() + 614\n24 libbindings.dylib 0x000000010b60d0e6 mojo::Connector::OnHandleReadyInternal(unsigned int) + 406\n25 libbindings.dylib 0x000000010b60cf3b mojo::Connector::OnWatcherHandleReady(unsigned int) + 27\n26 libbindings.dylib 0x000000010b616d24 void base::internal::FunctorTraits<void (mojo::Connector::*)(unsigned int), void>::Invoke<void (mojo::Connector::*)(unsigned int), mojo::Connector*, unsigned int>(void (mojo::Connector::*)(unsigned int), mojo::Connector*&&, unsigned int&&) + 148\n27 libbindings.dylib 0x000000010b616c16 void base::internal::InvokeHelper<false, void>::MakeItSo<void (mojo::Connector::* const&)(unsigned int), mojo::Connector*, unsigned int>(void (mojo::Connector::* const&)(unsigned int), mojo::Connector*&&, unsigned int&&) + 102\n28 libbindings.dylib 0x000000010b616b85 void base::internal::Invoker<base::internal::BindState<void (mojo::Connector::*)(unsigned int), base::internal::UnretainedWrapper<mojo::Connector> >, void (unsigned int)>::RunImpl<void (mojo::Connector::* const&)(unsigned int), std::__1::tuple<base::internal::UnretainedWrapper<mojo::Connector> > const&, 0ul>(void (mojo::Connector::* const&)(unsigned int), std::__1::tuple<base::internal::UnretainedWrapper<mojo::Connector> > const&, std::__1::integer_sequence<unsigned long, 0ul>, unsigned int&&) + 101\n29 libbindings.dylib 0x000000010b616a89 base::internal::Invoker<base::internal::BindState<void (mojo::Connector::*)(unsigned int), base::internal::UnretainedWrapper<mojo::Connector> >, void (unsigned int)>::Run(base::internal::BindStateBase*, unsigned int) + 89\n30 libbindings.dylib 0x000000010b60513b base::RepeatingCallback<void (unsigned int)>::Run(unsigned int) const & + 91\n31 libbindings.dylib 0x000000010b610d6f mojo::SimpleWatcher::DiscardReadyState(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&) + 31\n32 libbindings.dylib 0x000000010b6110ec void base::internal::FunctorTraits<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), void>::Invoke<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int&&, mojo::HandleSignalsState const&) + 92\n33 libbindings.dylib 0x000000010b61103c void base::internal::InvokeHelper<false, void>::MakeItSo<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int&&, mojo::HandleSignalsState const&) + 92\n34 libbindings.dylib 0x000000010b610fbc void base::internal::Invoker<base::internal::BindState<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> >, void (unsigned int, mojo::HandleSignalsState const&)>::RunImpl<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), std::__1::tuple<base::RepeatingCallback<void (unsigned int)> > const&, 0ul>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), std::__1::tuple<base::RepeatingCallback<void (unsigned int)> > const&, std::__1::integer_sequence<unsigned long, 0ul>, unsigned int&&, mojo::HandleSignalsState const&) + 108\n35 libbindings.dylib 0x000000010b610e8b base::internal::Invoker<base::internal::BindState<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> >, void (unsigned int, mojo::HandleSignalsState const&)>::Run(base::internal::BindStateBase*, unsigned int, mojo::HandleSignalsState const&) + 107\n36 libmojo_public_system_cpp.dylib 0x000000010b8a7fd7 base::RepeatingCallback<void (unsigned int, mojo::HandleSignalsState const&)>::Run(unsigned int, mojo::HandleSignalsState const&) const & + 119\n37 libmojo_public_system_cpp.dylib 0x000000010b8a7c06 mojo::SimpleWatcher::OnHandleReady(int, unsigned int, mojo::HandleSignalsState const&) + 646\n38 libmojo_public_system_cpp.dylib 0x000000010b8a8218 mojo::SimpleWatcher::Context::Notify(unsigned int, MojoHandleSignalsState, unsigned int) + 328\n39 libmojo_public_system_cpp.dylib 0x000000010b8a60fd mojo::SimpleWatcher::Context::CallNotify(MojoTrapEvent const*) + 77\n40 libmojo_core_embedder_internal.dylib 0x00000001a5dbb518 mojo::core::WatcherDispatcher::InvokeWatchCallback(unsigned long, unsigned int, mojo::core::HandleSignalsState const&, unsigned int) + 216\n41 libmojo_core_embedder_internal.dylib 0x00000001a5dba8ec mojo::core::Watch::InvokeCallback(unsigned int, mojo::core::HandleSignalsState const&, unsigned int) + 156\n42 libmojo_core_embedder_internal.dylib 0x00000001a5dacc35 mojo::core::RequestContext::~RequestContext() + 597\n43 libmojo_core_embedder_internal.dylib 0x00000001a5dad055 mojo::core::RequestContext::~RequestContext() + 21\n44 libmojo_core_embedder_internal.dylib 0x00000001a5d800cc mojo::core::NodeChannel::OnChannelMessage(void const*, unsigned long, std::__1::vector<mojo::PlatformHandle, std::__1::allocator<mojo::PlatformHandle> >) + 5020\n45 libmojo_core_embedder_internal.dylib 0x00000001a5d457ea mojo::core::Channel::OnReadComplete(unsigned long, unsigned long*) + 2074\n46 libmojo_core_embedder_internal.dylib 0x00000001a5dd065e mojo::core::(anonymous namespace)::ChannelPosix::OnFileCanReadWithoutBlocking(int) + 1262\n47 libbase.dylib 0x000000010a98f51e base::MessagePumpLibevent::FdWatchController::OnFileCanReadWithoutBlocking(int, base::MessagePumpLibevent*) + 62\n48 libbase.dylib 0x000000010a990d0f base::MessagePumpLibevent::OnLibeventNotification(int, short, void*) + 991\n49 libbase.dylib 0x000000010a99463d event_process_active + 365\n50 libbase.dylib 0x000000010a993ba4 event_base_loop + 468\n51 libbase.dylib 0x000000010a9910b9 base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) + 777\n52 libbase.dylib 0x000000010a81f3ea base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool) + 570\n53 libbase.dylib 0x000000010a75f037 base::RunLoop::Run() + 855\n54 libbase.dylib 0x000000010a8937f9 base::Thread::Run(base::RunLoop*) + 393\n55 libbase.dylib 0x000000010a893de3 base::Thread::ThreadMain() + 1411\n56 libbase.dylib 0x000000010a96b410 base::(anonymous namespace)::ThreadFunc(void*) + 192\n57 libsystem_pthread.dylib 0x00007fff9a7f493b _pthread_body + 180\n58 libsystem_pthread.dylib 0x00007fff9a7f4887 _pthread_body + 0\n59 libsystem_pthread.dylib 0x00007fff9a7f408d thread_start + 13\n[end of stack trace]\n[0222/145913.453515:WARNING:process_memory_mac.cc(93)] mach_vm_read(0x7fff58769000, 0x2000): (os/kern) invalid address (1)\n[73791:775:0222/145914.663500:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[73627:775:0222/145922.198511:INFO:CONSOLE(31)] \"Test complete\", source: http://127.0.0.1:55531/worker-raf-after-gpu-crash.html (31)\nRestarting browser due to must restart after tests that kill the GPU process\nClosing browser (pid=73627) ...\n[73627:29443:0222/145922.918387:ERROR:unix_domain_socket_acceptor.cc(73)] unlink: No such file or directory (2)\n[73627:29443:0222/145922.958368:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[73627:775:0222/145922.979767:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\n[73627:775:0222/145922.979817:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\nBrowser is closed.\nChrome Env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/lib/python2.7/site-packages/cv2', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'LC_ALL': 'en_US.UTF-8', 'TMPDIR': '/b/s/w/itKe6FlI', 'LC_MESSAGES': 'en_US.UTF-8', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itKe6FlI/tmpXpq24Q'}\nStarting Chrome ['/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium', '--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:55515', '--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/itKe6FlI/tmpyCnm2b', 'about:blank']\n\nDevTools listening on ws://127.0.0.1:55762/devtools/browser/2a9e609e-924e-4ea7-a079-d5dd56567b87\nDoNothingForwarder started between 127.0.0.1:55762 and 55762\nWebsocket at ws://127.0.0.1:55762/devtools/browser/2a9e609e-924e-4ea7-a079-d5dd56567b87 is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:55762/devtools/browser/2a9e609e-924e-4ea7-a079-d5dd56567b87\nBrowser started (pid=73796).\nOS: mac sierra\nDetailed OS version: 10.12.6 16G29\nModel: Macmini 7.1\nBrowser command line: /b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium --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:55515 --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/itKe6FlI/tmpyCnm2b --flag-switches-begin --flag-switches-end about:blank\nGPU device 0: VENDOR = 0x8086 (Intel Inc.), DEVICE = 0xa2e (Intel Iris OpenGL Engine)\nGPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering : True\n encrypted_only : False\n gl_extensions : GL_ARB_blend_func_extended GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_ES2_compatibility GL_ARB_explicit_attrib_location GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader5 GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_occlusion_query2 GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_subroutine GL_ARB_shading_language_include GL_ARB_tessellation_shader GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_texture_storage GL_ARB_texture_swizzle GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_vertex_attrib_64bit GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_EXT_debug_label GL_EXT_debug_marker GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_sRGB_decode GL_APPLE_client_storage GL_APPLE_container_object_shareable GL_APPLE_flush_render GL_APPLE_object_purgeable GL_APPLE_rgb_422 GL_APPLE_row_bytes GL_APPLE_texture_range GL_ATI_texture_mirror_once GL_NV_texture_barrier\n gl_renderer : Intel Iris OpenGL Engine\n gl_reset_notification_strategy: 0\n gl_vendor : Intel Inc.\n gl_version : 4.1 INTEL-10.25.17\n gl_ws_extensions : \n gl_ws_vendor : \n gl_ws_version : \n in_process_gpu : False\n initialization_time : 0.526547\n jpeg_decode_accelerator_supported: False\n max_framerate_denominator: 1\n max_framerate_numerator: 30\n max_msaa_samples : 8\n max_resolution_height: 2160\n max_resolution_width: 4096\n min_resolution_height: 16\n min_resolution_width: 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.10\n process_crash_count : 0\n profile : 3\n sandboxed : True\n software_rendering : False\n vertex_shader_version: 4.10\n video_decode_accelerator_flags: 0\nFeature 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: enabled\n oop_rasterization : enabled\n protected_video_decode: unavailable_off\n rasterization : enabled\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : enabled\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\nDriver Bug Workarounds:\n add_and_true_to_loop_condition\n adjust_src_dst_region_for_blitframebuffer\n avoid_stencil_buffers\n clamp_texture_base_level_and_max_level\n decode_encode_srgb_for_generatemipmap\n disable_2d_canvas_auto_flush\n disable_framebuffer_cmaa\n disable_webgl_rgb_multisampling_usage\n dont_use_loops_to_initialize_variables\n emulate_abs_int_function\n get_frag_data_info_bug\n init_two_cube_map_levels_before_copyteximage\n max_msaa_sample_count_4\n msaa_is_slow\n pack_parameters_workaround_with_pack_buffer\n rebind_transform_feedback_before_resume\n regenerate_struct_names\n remove_invariant_and_centroid_for_essl3\n reset_teximage2d_base_level\n rewrite_texelfetchoffset_to_texelfetch\n scalarize_vec_and_mat_constructor_args\n set_zero_level_before_generating_mipmap\n unfold_short_circuit_as_ternary_operation\n unpack_alignment_workaround_with_unpack_buffer\n unpack_image_height_workaround_with_unpack_buffer\n use_intermediary_for_copy_texture_image\n use_unused_standard_shared_blocks\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[73802:775:0222/145925.724440:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[9/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WorkerRAFAfterGPUCrash passed 19.8360s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking', '--enable-viz-display-compositor', '--enable-experimental-web-platform-features']\nClosing browser (pid=73796) ...\n[73796:29443:0222/145925.969988:ERROR:unix_domain_socket_acceptor.cc(73)] unlink: No such file or directory (2)\n[73796:29443:0222/145926.009973:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[73796:775:0222/145926.030724:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\n[73796:775:0222/145926.030774:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\nBrowser is closed.\ncondition '<lambda>' met\ncondition '<lambda>' met\nChrome build location for mac_x86_64 not found. Browser will be run without Flash.\nChose browser: PossibleDesktopBrowser(type=debug, executable=/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium, flash=None)\nChrome Env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/lib/python2.7/site-packages/cv2', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'LC_ALL': 'en_US.UTF-8', 'TMPDIR': '/b/s/w/itKe6FlI', 'LC_MESSAGES': 'en_US.UTF-8', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itKe6FlI/tmplFvsaw'}\nStarting Chrome ['/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium', '--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:55515', '--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/itKe6FlI/tmpDYEBLE', 'about:blank']\n\nDevTools listening on ws://127.0.0.1:55775/devtools/browser/1b118cb0-b95f-4a49-a5fe-1b3626365fce\nDoNothingForwarder started between 127.0.0.1:55775 and 55775\nWebsocket at ws://127.0.0.1:55775/devtools/browser/1b118cb0-b95f-4a49-a5fe-1b3626365fce is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:55775/devtools/browser/1b118cb0-b95f-4a49-a5fe-1b3626365fce\nBrowser started (pid=73810).\nOS: mac sierra\nDetailed OS version: 10.12.6 16G29\nModel: Macmini 7.1\nBrowser command line: /b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium --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:55515 --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/itKe6FlI/tmpDYEBLE --flag-switches-begin --flag-switches-end about:blank\nGPU device 0: VENDOR = 0x8086 (Intel Inc.), DEVICE = 0xa2e (Intel Iris OpenGL Engine)\nGPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering : True\n encrypted_only : False\n gl_extensions : GL_ARB_blend_func_extended GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_ES2_compatibility GL_ARB_explicit_attrib_location GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader5 GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_occlusion_query2 GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_subroutine GL_ARB_shading_language_include GL_ARB_tessellation_shader GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_texture_storage GL_ARB_texture_swizzle GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_vertex_attrib_64bit GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_EXT_debug_label GL_EXT_debug_marker GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_sRGB_decode GL_APPLE_client_storage GL_APPLE_container_object_shareable GL_APPLE_flush_render GL_APPLE_object_purgeable GL_APPLE_rgb_422 GL_APPLE_row_bytes GL_APPLE_texture_range GL_ATI_texture_mirror_once GL_NV_texture_barrier\n gl_renderer : Intel Iris OpenGL Engine\n gl_reset_notification_strategy: 0\n gl_vendor : Intel Inc.\n gl_version : 4.1 INTEL-10.25.17\n gl_ws_extensions : \n gl_ws_vendor : \n gl_ws_version : \n in_process_gpu : False\n initialization_time : 0.667114\n jpeg_decode_accelerator_supported: False\n max_framerate_denominator: 1\n max_framerate_numerator: 30\n max_msaa_samples : 8\n max_resolution_height: 2160\n max_resolution_width: 4096\n min_resolution_height: 16\n min_resolution_width: 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.10\n process_crash_count : 0\n profile : 3\n sandboxed : True\n software_rendering : False\n vertex_shader_version: 4.10\n video_decode_accelerator_flags: 0\nFeature 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: enabled\n oop_rasterization : enabled\n protected_video_decode: unavailable_off\n rasterization : enabled\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : enabled\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\nDriver Bug Workarounds:\n add_and_true_to_loop_condition\n adjust_src_dst_region_for_blitframebuffer\n avoid_stencil_buffers\n clamp_texture_base_level_and_max_level\n decode_encode_srgb_for_generatemipmap\n disable_2d_canvas_auto_flush\n disable_framebuffer_cmaa\n disable_webgl_rgb_multisampling_usage\n dont_use_loops_to_initialize_variables\n emulate_abs_int_function\n get_frag_data_info_bug\n init_two_cube_map_levels_before_copyteximage\n max_msaa_sample_count_4\n msaa_is_slow\n pack_parameters_workaround_with_pack_buffer\n rebind_transform_feedback_before_resume\n regenerate_struct_names\n remove_invariant_and_centroid_for_essl3\n reset_teximage2d_base_level\n rewrite_texelfetchoffset_to_texelfetch\n scalarize_vec_and_mat_constructor_args\n set_zero_level_before_generating_mipmap\n unfold_short_circuit_as_ternary_operation\n unpack_alignment_workaround_with_unpack_buffer\n unpack_image_height_workaround_with_unpack_buffer\n use_intermediary_for_copy_texture_image\n use_unused_standard_shared_blocks\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[73815:775:0222/145929.268797:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[73810:775:0222/145929.573647: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://127.0.0.1:55531/favicon.ico\nReceived signal 11 SEGV_MAPERR 000000000000\n0 libbase.dylib 0x000000011026ee11 base::debug::CollectStackTrace(void**, unsigned long) + 33\n1 libbase.dylib 0x000000010ff5d82b base::debug::StackTrace::StackTrace(unsigned long) + 75\n2 libbase.dylib 0x000000010ff5d8ad base::debug::StackTrace::StackTrace(unsigned long) + 29\n3 libbase.dylib 0x000000010ff5d885 base::debug::StackTrace::StackTrace() + 37\n4 libbase.dylib 0x000000011026ec91 base::debug::(anonymous namespace)::StackDumpSignalHandler(int, __siginfo*, void*) + 1393\n5 libsystem_platform.dylib 0x00007fff9a7eab3a _sigtramp + 26\n6 ??? 0x00000001162640cb 0x0 + 4666573003\n7 libgpu_ipc_service.dylib 0x00000001aff1e293 gpu::GpuChannelMessageFilter::OnMessageReceived(IPC::Message const&) + 675\n8 libipc.dylib 0x000000011544f58b IPC::(anonymous namespace)::TryFiltersImpl(std::__1::vector<IPC::MessageFilter*, std::__1::allocator<IPC::MessageFilter*> >&, IPC::Message const&) + 91\n9 libipc.dylib 0x000000011544f4bf IPC::MessageFilterRouter::TryFilters(IPC::Message const&) + 47\n10 libipc.dylib 0x0000000115406fc8 IPC::ChannelProxy::Context::TryFilters(IPC::Message const&) + 296\n11 libipc.dylib 0x000000011543a687 IPC::SyncChannel::SyncContext::OnMessageReceived(IPC::Message const&) + 39\n12 libipc.dylib 0x00000001153f28ca IPC::ChannelMojo::OnMessageReceived(IPC::Message const&) + 362\n13 libipc.dylib 0x000000011541b866 IPC::internal::MessagePipeReader::Receive(IPC::MessageView) + 838\n14 libipc_mojom.dylib 0x000000011565ae40 IPC::mojom::ChannelStubDispatch::Accept(IPC::mojom::Channel*, mojo::Message*) + 1136\n15 libipc.dylib 0x000000011541c363 IPC::mojom::ChannelStub<mojo::RawPtrImplRefTraits<IPC::mojom::Channel> >::Accept(mojo::Message*) + 83\n16 libbindings.dylib 0x0000000110f527f1 mojo::InterfaceEndpointClient::HandleValidatedMessage(mojo::Message*) + 1505\n17 libbindings.dylib 0x0000000110f52201 mojo::InterfaceEndpointClient::HandleIncomingMessageThunk::Accept(mojo::Message*) + 33\n18 libbindings.dylib 0x0000000110f508ec mojo::FilterChain::Accept(mojo::Message*) + 412\n19 libbindings.dylib 0x0000000110f54ec6 mojo::InterfaceEndpointClient::HandleIncomingMessage(mojo::Message*) + 230\n20 libipc.dylib 0x000000011541f5f5 IPC::(anonymous namespace)::ChannelAssociatedGroupController::Accept(mojo::Message*) + 1653\n21 libbindings.dylib 0x0000000110f508ec mojo::FilterChain::Accept(mojo::Message*) + 412\n22 libbindings.dylib 0x0000000110f36dc1 mojo::Connector::DispatchMessage(mojo::Message) + 1073\n23 libbindings.dylib 0x0000000110f38596 mojo::Connector::ReadAllAvailableMessages() + 614\n24 libbindings.dylib 0x0000000110f380e6 mojo::Connector::OnHandleReadyInternal(unsigned int) + 406\n25 libbindings.dylib 0x0000000110f37f3b mojo::Connector::OnWatcherHandleReady(unsigned int) + 27\n26 libbindings.dylib 0x0000000110f41d24 void base::internal::FunctorTraits<void (mojo::Connector::*)(unsigned int), void>::Invoke<void (mojo::Connector::*)(unsigned int), mojo::Connector*, unsigned int>(void (mojo::Connector::*)(unsigned int), mojo::Connector*&&, unsigned int&&) + 148\n27 libbindings.dylib 0x0000000110f41c16 void base::internal::InvokeHelper<false, void>::MakeItSo<void (mojo::Connector::* const&)(unsigned int), mojo::Connector*, unsigned int>(void (mojo::Connector::* const&)(unsigned int), mojo::Connector*&&, unsigned int&&) + 102\n28 libbindings.dylib 0x0000000110f41b85 void base::internal::Invoker<base::internal::BindState<void (mojo::Connector::*)(unsigned int), base::internal::UnretainedWrapper<mojo::Connector> >, void (unsigned int)>::RunImpl<void (mojo::Connector::* const&)(unsigned int), std::__1::tuple<base::internal::UnretainedWrapper<mojo::Connector> > const&, 0ul>(void (mojo::Connector::* const&)(unsigned int), std::__1::tuple<base::internal::UnretainedWrapper<mojo::Connector> > const&, std::__1::integer_sequence<unsigned long, 0ul>, unsigned int&&) + 101\n29 libbindings.dylib 0x0000000110f41a89 base::internal::Invoker<base::internal::BindState<void (mojo::Connector::*)(unsigned int), base::internal::UnretainedWrapper<mojo::Connector> >, void (unsigned int)>::Run(base::internal::BindStateBase*, unsigned int) + 89\n30 libbindings.dylib 0x0000000110f3013b base::RepeatingCallback<void (unsigned int)>::Run(unsigned int) const & + 91\n31 libbindings.dylib 0x0000000110f3bd6f mojo::SimpleWatcher::DiscardReadyState(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&) + 31\n32 libbindings.dylib 0x0000000110f3c0ec void base::internal::FunctorTraits<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), void>::Invoke<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int&&, mojo::HandleSignalsState const&) + 92\n33 libbindings.dylib 0x0000000110f3c03c void base::internal::InvokeHelper<false, void>::MakeItSo<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int&&, mojo::HandleSignalsState const&) + 92\n34 libbindings.dylib 0x0000000110f3bfbc void base::internal::Invoker<base::internal::BindState<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> >, void (unsigned int, mojo::HandleSignalsState const&)>::RunImpl<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), std::__1::tuple<base::RepeatingCallback<void (unsigned int)> > const&, 0ul>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), std::__1::tuple<base::RepeatingCallback<void (unsigned int)> > const&, std::__1::integer_sequence<unsigned long, 0ul>, unsigned int&&, mojo::HandleSignalsState const&) + 108\n35 libbindings.dylib 0x0000000110f3be8b base::internal::Invoker<base::internal::BindState<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> >, void (unsigned int, mojo::HandleSignalsState const&)>::Run(base::internal::BindStateBase*, unsigned int, mojo::HandleSignalsState const&) + 107\n36 libmojo_public_system_cpp.dylib 0x00000001111d2fd7 base::RepeatingCallback<void (unsigned int, mojo::HandleSignalsState const&)>::Run(unsigned int, mojo::HandleSignalsState const&) const & + 119\n37 libmojo_public_system_cpp.dylib 0x00000001111d2c06 mojo::SimpleWatcher::OnHandleReady(int, unsigned int, mojo::HandleSignalsState const&) + 646\n38 libmojo_public_system_cpp.dylib 0x00000001111d3218 mojo::SimpleWatcher::Context::Notify(unsigned int, MojoHandleSignalsState, unsigned int) + 328\n39 libmojo_public_system_cpp.dylib 0x00000001111d10fd mojo::SimpleWatcher::Context::CallNotify(MojoTrapEvent const*) + 77\n40 libmojo_core_embedder_internal.dylib 0x00000001ab6e1518 mojo::core::WatcherDispatcher::InvokeWatchCallback(unsigned long, unsigned int, mojo::core::HandleSignalsState const&, unsigned int) + 216\n41 libmojo_core_embedder_internal.dylib 0x00000001ab6e08ec mojo::core::Watch::InvokeCallback(unsigned int, mojo::core::HandleSignalsState const&, unsigned int) + 156\n42 libmojo_core_embedder_internal.dylib 0x00000001ab6d2c35 mojo::core::RequestContext::~RequestContext() + 597\n43 libmojo_core_embedder_internal.dylib 0x00000001ab6d3055 mojo::core::RequestContext::~RequestContext() + 21\n44 libmojo_core_embedder_internal.dylib 0x00000001ab6a60cc mojo::core::NodeChannel::OnChannelMessage(void const*, unsigned long, std::__1::vector<mojo::PlatformHandle, std::__1::allocator<mojo::PlatformHandle> >) + 5020\n45 libmojo_core_embedder_internal.dylib 0x00000001ab66b7ea mojo::core::Channel::OnReadComplete(unsigned long, unsigned long*) + 2074\n46 libmojo_core_embedder_internal.dylib 0x00000001ab6f665e mojo::core::(anonymous namespace)::ChannelPosix::OnFileCanReadWithoutBlocking(int) + 1262\n47 libbase.dylib 0x00000001102ba51e base::MessagePumpLibevent::FdWatchController::OnFileCanReadWithoutBlocking(int, base::MessagePumpLibevent*) + 62\n48 libbase.dylib 0x00000001102bbd0f base::MessagePumpLibevent::OnLibeventNotification(int, short, void*) + 991\n49 libbase.dylib 0x00000001102bf63d event_process_active + 365\n50 libbase.dylib 0x00000001102beba4 event_base_loop + 468\n51 libbase.dylib 0x00000001102bc0b9 base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) + 777\n52 libbase.dylib 0x000000011014a3ea base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool) + 570\n53 libbase.dylib 0x000000011008a037 base::RunLoop::Run() + 855\n54 libbase.dylib 0x00000001101be7f9 base::Thread::Run(base::RunLoop*) + 393\n55 libbase.dylib 0x00000001101bede3 base::Thread::ThreadMain() + 1411\n56 libbase.dylib 0x0000000110296410 base::(anonymous namespace)::ThreadFunc(void*) + 192\n57 libsystem_pthread.dylib 0x00007fff9a7f493b _pthread_body + 180\n58 libsystem_pthread.dylib 0x00007fff9a7f4887 _pthread_body + 0\n59 libsystem_pthread.dylib 0x00007fff9a7f408d thread_start + 13\n[end of stack trace]\n[0222/145929.951509:WARNING:process_memory_mac.cc(93)] mach_vm_read(0x7fff52e44000, 0x2000): (os/kern) invalid address (1)\n[73947:775:0222/145931.140312:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[73810:775:0222/145938.277780:INFO:CONSOLE(31)] \"Test complete\", source: http://127.0.0.1:55531/worker-raf-after-gpu-crash.html (31)\nRestarting browser due to must restart after tests that kill the GPU process\nClosing browser (pid=73810) ...\n[73810:29443:0222/145939.311640:ERROR:unix_domain_socket_acceptor.cc(73)] unlink: No such file or directory (2)\n[73810:29443:0222/145939.352592:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[73810:775:0222/145939.374029:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\n[73810:775:0222/145939.374081:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\nBrowser is closed.\nChrome Env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/lib/python2.7/site-packages/cv2', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'LC_ALL': 'en_US.UTF-8', 'TMPDIR': '/b/s/w/itKe6FlI', 'LC_MESSAGES': 'en_US.UTF-8', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itKe6FlI/tmpYaT3AN'}\nStarting Chrome ['/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium', '--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:55515', '--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/itKe6FlI/tmpfhMEE_', 'about:blank']\n\nDevTools listening on ws://127.0.0.1:55801/devtools/browser/1de03576-9946-44b2-812d-c934d0b50494\nDoNothingForwarder started between 127.0.0.1:55801 and 55801\nWebsocket at ws://127.0.0.1:55801/devtools/browser/1de03576-9946-44b2-812d-c934d0b50494 is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:55801/devtools/browser/1de03576-9946-44b2-812d-c934d0b50494\nBrowser started (pid=74453).\nOS: mac sierra\nDetailed OS version: 10.12.6 16G29\nModel: Macmini 7.1\nBrowser command line: /b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium --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:55515 --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/itKe6FlI/tmpfhMEE_ --flag-switches-begin --flag-switches-end about:blank\nGPU device 0: VENDOR = 0x8086 (Intel Inc.), DEVICE = 0xa2e (Intel Iris OpenGL Engine)\nGPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering : True\n encrypted_only : False\n gl_extensions : GL_ARB_blend_func_extended GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_ES2_compatibility GL_ARB_explicit_attrib_location GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader5 GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_occlusion_query2 GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_subroutine GL_ARB_shading_language_include GL_ARB_tessellation_shader GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_texture_storage GL_ARB_texture_swizzle GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_vertex_attrib_64bit GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_EXT_debug_label GL_EXT_debug_marker GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_sRGB_decode GL_APPLE_client_storage GL_APPLE_container_object_shareable GL_APPLE_flush_render GL_APPLE_object_purgeable GL_APPLE_rgb_422 GL_APPLE_row_bytes GL_APPLE_texture_range GL_ATI_texture_mirror_once GL_NV_texture_barrier\n gl_renderer : Intel Iris OpenGL Engine\n gl_reset_notification_strategy: 0\n gl_vendor : Intel Inc.\n gl_version : 4.1 INTEL-10.25.17\n gl_ws_extensions : \n gl_ws_vendor : \n gl_ws_version : \n in_process_gpu : False\n initialization_time : 0.545379\n jpeg_decode_accelerator_supported: False\n max_framerate_denominator: 1\n max_framerate_numerator: 30\n max_msaa_samples : 8\n max_resolution_height: 2160\n max_resolution_width: 4096\n min_resolution_height: 16\n min_resolution_width: 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.10\n process_crash_count : 0\n profile : 3\n sandboxed : True\n software_rendering : False\n vertex_shader_version: 4.10\n video_decode_accelerator_flags: 0\nFeature 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: enabled\n oop_rasterization : enabled\n protected_video_decode: unavailable_off\n rasterization : enabled\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : enabled\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\nDriver Bug Workarounds:\n add_and_true_to_loop_condition\n adjust_src_dst_region_for_blitframebuffer\n avoid_stencil_buffers\n clamp_texture_base_level_and_max_level\n decode_encode_srgb_for_generatemipmap\n disable_2d_canvas_auto_flush\n disable_framebuffer_cmaa\n disable_webgl_rgb_multisampling_usage\n dont_use_loops_to_initialize_variables\n emulate_abs_int_function\n get_frag_data_info_bug\n init_two_cube_map_levels_before_copyteximage\n max_msaa_sample_count_4\n msaa_is_slow\n pack_parameters_workaround_with_pack_buffer\n rebind_transform_feedback_before_resume\n regenerate_struct_names\n remove_invariant_and_centroid_for_essl3\n reset_teximage2d_base_level\n rewrite_texelfetchoffset_to_texelfetch\n scalarize_vec_and_mat_constructor_args\n set_zero_level_before_generating_mipmap\n unfold_short_circuit_as_ternary_operation\n unpack_alignment_workaround_with_unpack_buffer\n unpack_image_height_workaround_with_unpack_buffer\n use_intermediary_for_copy_texture_image\n use_unused_standard_shared_blocks\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[74458:775:0222/145942.149753:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[10/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.ContextLost_WorkerRAFAfterGPUCrash_OOPD passed 16.4197s\nRestarting browser with arguments: ['--disable-gpu-process-crash-limit', '--enable-gpu-benchmarking', '--disable-domain-blocking-for-3d-apis']\nClosing browser (pid=74453) ...\n[74453:29443:0222/145942.399900:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[74453:775:0222/145942.420658:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\n[74453:775:0222/145942.420709:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\nBrowser is closed.\ncondition '<lambda>' met\ncondition '<lambda>' met\nChrome build location for mac_x86_64 not found. Browser will be run without Flash.\nChose browser: PossibleDesktopBrowser(type=debug, executable=/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium, flash=None)\nChrome Env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/lib/python2.7/site-packages/cv2', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'LC_ALL': 'en_US.UTF-8', 'TMPDIR': '/b/s/w/itKe6FlI', 'LC_MESSAGES': 'en_US.UTF-8', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itKe6FlI/tmpKkyAE4'}\nStarting Chrome ['/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium', '--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:55515', '--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/itKe6FlI/tmpoaXzVk', 'about:blank']\n\nDevTools listening on ws://127.0.0.1:55814/devtools/browser/c0c2bfaa-1db0-4e04-baf2-cb0e1bcb6ccf\nDoNothingForwarder started between 127.0.0.1:55814 and 55814\nWebsocket at ws://127.0.0.1:55814/devtools/browser/c0c2bfaa-1db0-4e04-baf2-cb0e1bcb6ccf is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:55814/devtools/browser/c0c2bfaa-1db0-4e04-baf2-cb0e1bcb6ccf\nBrowser started (pid=74466).\nOS: mac sierra\nDetailed OS version: 10.12.6 16G29\nModel: Macmini 7.1\nBrowser command line: /b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium --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:55515 --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/itKe6FlI/tmpoaXzVk --flag-switches-begin --flag-switches-end about:blank\nGPU device 0: VENDOR = 0x8086 (Intel Inc.), DEVICE = 0xa2e (Intel Iris OpenGL Engine)\nGPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering : True\n encrypted_only : False\n gl_extensions : GL_ARB_blend_func_extended GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_ES2_compatibility GL_ARB_explicit_attrib_location GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader5 GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_occlusion_query2 GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_subroutine GL_ARB_shading_language_include GL_ARB_tessellation_shader GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_texture_storage GL_ARB_texture_swizzle GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_vertex_attrib_64bit GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_EXT_debug_label GL_EXT_debug_marker GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_sRGB_decode GL_APPLE_client_storage GL_APPLE_container_object_shareable GL_APPLE_flush_render GL_APPLE_object_purgeable GL_APPLE_rgb_422 GL_APPLE_row_bytes GL_APPLE_texture_range GL_ATI_texture_mirror_once GL_NV_texture_barrier\n gl_renderer : Intel Iris OpenGL Engine\n gl_reset_notification_strategy: 0\n gl_vendor : Intel Inc.\n gl_version : 4.1 INTEL-10.25.17\n gl_ws_extensions : \n gl_ws_vendor : \n gl_ws_version : \n in_process_gpu : False\n initialization_time : 0.559284\n jpeg_decode_accelerator_supported: False\n max_framerate_denominator: 1\n max_framerate_numerator: 30\n max_msaa_samples : 8\n max_resolution_height: 2160\n max_resolution_width: 4096\n min_resolution_height: 16\n min_resolution_width: 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.10\n process_crash_count : 0\n profile : 3\n sandboxed : True\n software_rendering : False\n vertex_shader_version: 4.10\n video_decode_accelerator_flags: 0\nFeature 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: enabled\n oop_rasterization : enabled\n protected_video_decode: unavailable_off\n rasterization : enabled\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : enabled\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\nDriver Bug Workarounds:\n add_and_true_to_loop_condition\n adjust_src_dst_region_for_blitframebuffer\n avoid_stencil_buffers\n clamp_texture_base_level_and_max_level\n decode_encode_srgb_for_generatemipmap\n disable_2d_canvas_auto_flush\n disable_framebuffer_cmaa\n disable_webgl_rgb_multisampling_usage\n dont_use_loops_to_initialize_variables\n emulate_abs_int_function\n get_frag_data_info_bug\n init_two_cube_map_levels_before_copyteximage\n max_msaa_sample_count_4\n msaa_is_slow\n pack_parameters_workaround_with_pack_buffer\n rebind_transform_feedback_before_resume\n regenerate_struct_names\n remove_invariant_and_centroid_for_essl3\n reset_teximage2d_base_level\n rewrite_texelfetchoffset_to_texelfetch\n scalarize_vec_and_mat_constructor_args\n set_zero_level_before_generating_mipmap\n unfold_short_circuit_as_ternary_operation\n unpack_alignment_workaround_with_unpack_buffer\n unpack_image_height_workaround_with_unpack_buffer\n use_intermediary_for_copy_texture_image\n use_unused_standard_shared_blocks\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[74471:775:0222/145945.264750:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[74466:775:0222/145945.499051: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://127.0.0.1:55531/favicon.ico\nReceived signal 11 SEGV_MAPERR 000000000000\n0 libbase.dylib 0x0000000131687e11 base::debug::CollectStackTrace(void**, unsigned long) + 33\n1 libbase.dylib 0x000000013137682b base::debug::StackTrace::StackTrace(unsigned long) + 75\n2 libbase.dylib 0x00000001313768ad base::debug::StackTrace::StackTrace(unsigned long) + 29\n3 libbase.dylib 0x0000000131376885 base::debug::StackTrace::StackTrace() + 37\n4 libbase.dylib 0x0000000131687c91 base::debug::(anonymous namespace)::StackDumpSignalHandler(int, __siginfo*, void*) + 1393\n5 libsystem_platform.dylib 0x00007fff9a7eab3a _sigtramp + 26\n6 ??? 0x000000010b1090cb 0x0 + 4480602315\n7 libgpu_ipc_service.dylib 0x00000001ab833293 gpu::GpuChannelMessageFilter::OnMessageReceived(IPC::Message const&) + 675\n8 libipc.dylib 0x0000000139db858b IPC::(anonymous namespace)::TryFiltersImpl(std::__1::vector<IPC::MessageFilter*, std::__1::allocator<IPC::MessageFilter*> >&, IPC::Message const&) + 91\n9 libipc.dylib 0x0000000139db84bf IPC::MessageFilterRouter::TryFilters(IPC::Message const&) + 47\n10 libipc.dylib 0x0000000139d6ffc8 IPC::ChannelProxy::Context::TryFilters(IPC::Message const&) + 296\n11 libipc.dylib 0x0000000139da3687 IPC::SyncChannel::SyncContext::OnMessageReceived(IPC::Message const&) + 39\n12 libipc.dylib 0x0000000139d5b8ca IPC::ChannelMojo::OnMessageReceived(IPC::Message const&) + 362\n13 libipc.dylib 0x0000000139d84866 IPC::internal::MessagePipeReader::Receive(IPC::MessageView) + 838\n14 libipc_mojom.dylib 0x0000000139fc3e40 IPC::mojom::ChannelStubDispatch::Accept(IPC::mojom::Channel*, mojo::Message*) + 1136\n15 libipc.dylib 0x0000000139d85363 IPC::mojom::ChannelStub<mojo::RawPtrImplRefTraits<IPC::mojom::Channel> >::Accept(mojo::Message*) + 83\n16 libbindings.dylib 0x000000013236b7f1 mojo::InterfaceEndpointClient::HandleValidatedMessage(mojo::Message*) + 1505\n17 libbindings.dylib 0x000000013236b201 mojo::InterfaceEndpointClient::HandleIncomingMessageThunk::Accept(mojo::Message*) + 33\n18 libbindings.dylib 0x00000001323698ec mojo::FilterChain::Accept(mojo::Message*) + 412\n19 libbindings.dylib 0x000000013236dec6 mojo::InterfaceEndpointClient::HandleIncomingMessage(mojo::Message*) + 230\n20 libipc.dylib 0x0000000139d885f5 IPC::(anonymous namespace)::ChannelAssociatedGroupController::Accept(mojo::Message*) + 1653\n21 libbindings.dylib 0x00000001323698ec mojo::FilterChain::Accept(mojo::Message*) + 412\n22 libbindings.dylib 0x000000013234fdc1 mojo::Connector::DispatchMessage(mojo::Message) + 1073\n23 libbindings.dylib 0x0000000132351596 mojo::Connector::ReadAllAvailableMessages() + 614\n24 libbindings.dylib 0x00000001323510e6 mojo::Connector::OnHandleReadyInternal(unsigned int) + 406\n25 libbindings.dylib 0x0000000132350f3b mojo::Connector::OnWatcherHandleReady(unsigned int) + 27\n26 libbindings.dylib 0x000000013235ad24 void base::internal::FunctorTraits<void (mojo::Connector::*)(unsigned int), void>::Invoke<void (mojo::Connector::*)(unsigned int), mojo::Connector*, unsigned int>(void (mojo::Connector::*)(unsigned int), mojo::Connector*&&, unsigned int&&) + 148\n27 libbindings.dylib 0x000000013235ac16 void base::internal::InvokeHelper<false, void>::MakeItSo<void (mojo::Connector::* const&)(unsigned int), mojo::Connector*, unsigned int>(void (mojo::Connector::* const&)(unsigned int), mojo::Connector*&&, unsigned int&&) + 102\n28 libbindings.dylib 0x000000013235ab85 void base::internal::Invoker<base::internal::BindState<void (mojo::Connector::*)(unsigned int), base::internal::UnretainedWrapper<mojo::Connector> >, void (unsigned int)>::RunImpl<void (mojo::Connector::* const&)(unsigned int), std::__1::tuple<base::internal::UnretainedWrapper<mojo::Connector> > const&, 0ul>(void (mojo::Connector::* const&)(unsigned int), std::__1::tuple<base::internal::UnretainedWrapper<mojo::Connector> > const&, std::__1::integer_sequence<unsigned long, 0ul>, unsigned int&&) + 101\n29 libbindings.dylib 0x000000013235aa89 base::internal::Invoker<base::internal::BindState<void (mojo::Connector::*)(unsigned int), base::internal::UnretainedWrapper<mojo::Connector> >, void (unsigned int)>::Run(base::internal::BindStateBase*, unsigned int) + 89\n30 libbindings.dylib 0x000000013234913b base::RepeatingCallback<void (unsigned int)>::Run(unsigned int) const & + 91\n31 libbindings.dylib 0x0000000132354d6f mojo::SimpleWatcher::DiscardReadyState(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&) + 31\n32 libbindings.dylib 0x00000001323550ec void base::internal::FunctorTraits<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), void>::Invoke<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int&&, mojo::HandleSignalsState const&) + 92\n33 libbindings.dylib 0x000000013235503c void base::internal::InvokeHelper<false, void>::MakeItSo<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int&&, mojo::HandleSignalsState const&) + 92\n34 libbindings.dylib 0x0000000132354fbc void base::internal::Invoker<base::internal::BindState<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> >, void (unsigned int, mojo::HandleSignalsState const&)>::RunImpl<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), std::__1::tuple<base::RepeatingCallback<void (unsigned int)> > const&, 0ul>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), std::__1::tuple<base::RepeatingCallback<void (unsigned int)> > const&, std::__1::integer_sequence<unsigned long, 0ul>, unsigned int&&, mojo::HandleSignalsState const&) + 108\n35 libbindings.dylib 0x0000000132354e8b base::internal::Invoker<base::internal::BindState<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> >, void (unsigned int, mojo::HandleSignalsState const&)>::Run(base::internal::BindStateBase*, unsigned int, mojo::HandleSignalsState const&) + 107\n36 libmojo_public_system_cpp.dylib 0x00000001325ebfd7 base::RepeatingCallback<void (unsigned int, mojo::HandleSignalsState const&)>::Run(unsigned int, mojo::HandleSignalsState const&) const & + 119\n37 libmojo_public_system_cpp.dylib 0x00000001325ebc06 mojo::SimpleWatcher::OnHandleReady(int, unsigned int, mojo::HandleSignalsState const&) + 646\n38 libmojo_public_system_cpp.dylib 0x00000001325ec218 mojo::SimpleWatcher::Context::Notify(unsigned int, MojoHandleSignalsState, unsigned int) + 328\n39 libmojo_public_system_cpp.dylib 0x00000001325ea0fd mojo::SimpleWatcher::Context::CallNotify(MojoTrapEvent const*) + 77\n40 libmojo_core_embedder_internal.dylib 0x00000001a6ff6518 mojo::core::WatcherDispatcher::InvokeWatchCallback(unsigned long, unsigned int, mojo::core::HandleSignalsState const&, unsigned int) + 216\n41 libmojo_core_embedder_internal.dylib 0x00000001a6ff58ec mojo::core::Watch::InvokeCallback(unsigned int, mojo::core::HandleSignalsState const&, unsigned int) + 156\n42 libmojo_core_embedder_internal.dylib 0x00000001a6fe7c35 mojo::core::RequestContext::~RequestContext() + 597\n43 libmojo_core_embedder_internal.dylib 0x00000001a6fe8055 mojo::core::RequestContext::~RequestContext() + 21\n44 libmojo_core_embedder_internal.dylib 0x00000001a6fbb0cc mojo::core::NodeChannel::OnChannelMessage(void const*, unsigned long, std::__1::vector<mojo::PlatformHandle, std::__1::allocator<mojo::PlatformHandle> >) + 5020\n45 libmojo_core_embedder_internal.dylib 0x00000001a6f807ea mojo::core::Channel::OnReadComplete(unsigned long, unsigned long*) + 2074\n46 libmojo_core_embedder_internal.dylib 0x00000001a700b65e mojo::core::(anonymous namespace)::ChannelPosix::OnFileCanReadWithoutBlocking(int) + 1262\n47 libbase.dylib 0x00000001316d351e base::MessagePumpLibevent::FdWatchController::OnFileCanReadWithoutBlocking(int, base::MessagePumpLibevent*) + 62\n48 libbase.dylib 0x00000001316d4d0f base::MessagePumpLibevent::OnLibeventNotification(int, short, void*) + 991\n49 libbase.dylib 0x00000001316d863d event_process_active + 365\n50 libbase.dylib 0x00000001316d7ba4 event_base_loop + 468\n51 libbase.dylib 0x00000001316d50b9 base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) + 777\n52 libbase.dylib 0x00000001315633ea base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool) + 570\n53 libbase.dylib 0x00000001314a3037 base::RunLoop::Run() + 855\n54 libbase.dylib 0x00000001315d77f9 base::Thread::Run(base::RunLoop*) + 393\n55 libbase.dylib 0x00000001315d7de3 base::Thread::ThreadMain() + 1411\n56 libbase.dylib 0x00000001316af410 base::(anonymous namespace)::ThreadFunc(void*) + 192\n57 libsystem_pthread.dylib 0x00007fff9a7f493b _pthread_body + 180\n58 libsystem_pthread.dylib 0x00007fff9a7f4887 _pthread_body + 0\n59 libsystem_pthread.dylib 0x00007fff9a7f408d thread_start + 13\n[end of stack trace]\n[0222/145945.669374:WARNING:process_memory_mac.cc(93)] mach_vm_read(0x7fff5752d000, 0x2000): (os/kern) invalid address (1)\n[74466:775:0222/145946.875147:INFO:CONSOLE(0)] \"WebGL: CONTEXT_LOST_WEBGL: loseContext: context lost\", source: http://127.0.0.1:55531/gpu_process_crash.html (0)\n[74486:775:0222/145947.061258:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\nReceived signal 11 SEGV_MAPERR 000000000000\n0 libbase.dylib 0x000000011120fe11 base::debug::CollectStackTrace(void**, unsigned long) + 33\n1 libbase.dylib 0x0000000110efe82b base::debug::StackTrace::StackTrace(unsigned long) + 75\n2 libbase.dylib 0x0000000110efe8ad base::debug::StackTrace::StackTrace(unsigned long) + 29\n3 libbase.dylib 0x0000000110efe885 base::debug::StackTrace::StackTrace() + 37\n4 libbase.dylib 0x000000011120fc91 base::debug::(anonymous namespace)::StackDumpSignalHandler(int, __siginfo*, void*) + 1393\n5 libsystem_platform.dylib 0x00007fff9a7eab3a _sigtramp + 26\n6 ??? 0x000000011ca500cb 0x0 + 4775542987\n7 libgpu_ipc_service.dylib 0x00000001b0ec0293 gpu::GpuChannelMessageFilter::OnMessageReceived(IPC::Message const&) + 675\n8 libipc.dylib 0x000000011997258b IPC::(anonymous namespace)::TryFiltersImpl(std::__1::vector<IPC::MessageFilter*, std::__1::allocator<IPC::MessageFilter*> >&, IPC::Message const&) + 91\n9 libipc.dylib 0x00000001199724bf IPC::MessageFilterRouter::TryFilters(IPC::Message const&) + 47\n10 libipc.dylib 0x0000000119929fc8 IPC::ChannelProxy::Context::TryFilters(IPC::Message const&) + 296\n11 libipc.dylib 0x000000011995d687 IPC::SyncChannel::SyncContext::OnMessageReceived(IPC::Message const&) + 39\n12 libipc.dylib 0x00000001199158ca IPC::ChannelMojo::OnMessageReceived(IPC::Message const&) + 362\n13 libipc.dylib 0x000000011993e866 IPC::internal::MessagePipeReader::Receive(IPC::MessageView) + 838\n14 libipc_mojom.dylib 0x0000000119b7de40 IPC::mojom::ChannelStubDispatch::Accept(IPC::mojom::Channel*, mojo::Message*) + 1136\n15 libipc.dylib 0x000000011993f363 IPC::mojom::ChannelStub<mojo::RawPtrImplRefTraits<IPC::mojom::Channel> >::Accept(mojo::Message*) + 83\n16 libbindings.dylib 0x0000000111ef37f1 mojo::InterfaceEndpointClient::HandleValidatedMessage(mojo::Message*) + 1505\n17 libbindings.dylib 0x0000000111ef3201 mojo::InterfaceEndpointClient::HandleIncomingMessageThunk::Accept(mojo::Message*) + 33\n18 libbindings.dylib 0x0000000111ef18ec mojo::FilterChain::Accept(mojo::Message*) + 412\n19 libbindings.dylib 0x0000000111ef5ec6 mojo::InterfaceEndpointClient::HandleIncomingMessage(mojo::Message*) + 230\n20 libipc.dylib 0x00000001199425f5 IPC::(anonymous namespace)::ChannelAssociatedGroupController::Accept(mojo::Message*) + 1653\n21 libbindings.dylib 0x0000000111ef18ec mojo::FilterChain::Accept(mojo::Message*) + 412\n22 libbindings.dylib 0x0000000111ed7dc1 mojo::Connector::DispatchMessage(mojo::Message) + 1073\n23 libbindings.dylib 0x0000000111ed9596 mojo::Connector::ReadAllAvailableMessages() + 614\n24 libbindings.dylib 0x0000000111ed90e6 mojo::Connector::OnHandleReadyInternal(unsigned int) + 406\n25 libbindings.dylib 0x0000000111ed8f3b mojo::Connector::OnWatcherHandleReady(unsigned int) + 27\n26 libbindings.dylib 0x0000000111ee2d24 void base::internal::FunctorTraits<void (mojo::Connector::*)(unsigned int), void>::Invoke<void (mojo::Connector::*)(unsigned int), mojo::Connector*, unsigned int>(void (mojo::Connector::*)(unsigned int), mojo::Connector*&&, unsigned int&&) + 148\n27 libbindings.dylib 0x0000000111ee2c16 void base::internal::InvokeHelper<false, void>::MakeItSo<void (mojo::Connector::* const&)(unsigned int), mojo::Connector*, unsigned int>(void (mojo::Connector::* const&)(unsigned int), mojo::Connector*&&, unsigned int&&) + 102\n28 libbindings.dylib 0x0000000111ee2b85 void base::internal::Invoker<base::internal::BindState<void (mojo::Connector::*)(unsigned int), base::internal::UnretainedWrapper<mojo::Connector> >, void (unsigned int)>::RunImpl<void (mojo::Connector::* const&)(unsigned int), std::__1::tuple<base::internal::UnretainedWrapper<mojo::Connector> > const&, 0ul>(void (mojo::Connector::* const&)(unsigned int), std::__1::tuple<base::internal::UnretainedWrapper<mojo::Connector> > const&, std::__1::integer_sequence<unsigned long, 0ul>, unsigned int&&) + 101\n29 libbindings.dylib 0x0000000111ee2a89 base::internal::Invoker<base::internal::BindState<void (mojo::Connector::*)(unsigned int), base::internal::UnretainedWrapper<mojo::Connector> >, void (unsigned int)>::Run(base::internal::BindStateBase*, unsigned int) + 89\n30 libbindings.dylib 0x0000000111ed113b base::RepeatingCallback<void (unsigned int)>::Run(unsigned int) const & + 91\n31 libbindings.dylib 0x0000000111edcd6f mojo::SimpleWatcher::DiscardReadyState(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&) + 31\n32 libbindings.dylib 0x0000000111edd0ec void base::internal::FunctorTraits<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), void>::Invoke<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int&&, mojo::HandleSignalsState const&) + 92\n33 libbindings.dylib 0x0000000111edd03c void base::internal::InvokeHelper<false, void>::MakeItSo<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> const&, unsigned int&&, mojo::HandleSignalsState const&) + 92\n34 libbindings.dylib 0x0000000111edcfbc void base::internal::Invoker<base::internal::BindState<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> >, void (unsigned int, mojo::HandleSignalsState const&)>::RunImpl<void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), std::__1::tuple<base::RepeatingCallback<void (unsigned int)> > const&, 0ul>(void (* const&)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), std::__1::tuple<base::RepeatingCallback<void (unsigned int)> > const&, std::__1::integer_sequence<unsigned long, 0ul>, unsigned int&&, mojo::HandleSignalsState const&) + 108\n35 libbindings.dylib 0x0000000111edce8b base::internal::Invoker<base::internal::BindState<void (*)(base::RepeatingCallback<void (unsigned int)> const&, unsigned int, mojo::HandleSignalsState const&), base::RepeatingCallback<void (unsigned int)> >, void (unsigned int, mojo::HandleSignalsState const&)>::Run(base::internal::BindStateBase*, unsigned int, mojo::HandleSignalsState const&) + 107\n36 libmojo_public_system_cpp.dylib 0x0000000112173fd7 base::RepeatingCallback<void (unsigned int, mojo::HandleSignalsState const&)>::Run(unsigned int, mojo::HandleSignalsState const&) const & + 119\n37 libmojo_public_system_cpp.dylib 0x0000000112173c06 mojo::SimpleWatcher::OnHandleReady(int, unsigned int, mojo::HandleSignalsState const&) + 646\n38 libmojo_public_system_cpp.dylib 0x0000000112174218 mojo::SimpleWatcher::Context::Notify(unsigned int, MojoHandleSignalsState, unsigned int) + 328\n39 libmojo_public_system_cpp.dylib 0x00000001121720fd mojo::SimpleWatcher::Context::CallNotify(MojoTrapEvent const*) + 77\n40 libmojo_core_embedder_internal.dylib 0x00000001ac683518 mojo::core::WatcherDispatcher::InvokeWatchCallback(unsigned long, unsigned int, mojo::core::HandleSignalsState const&, unsigned int) + 216\n41 libmojo_core_embedder_internal.dylib 0x00000001ac6828ec mojo::core::Watch::InvokeCallback(unsigned int, mojo::core::HandleSignalsState const&, unsigned int) + 156\n42 libmojo_core_embedder_internal.dylib 0x00000001ac674c35 mojo::core::RequestContext::~RequestContext() + 597\n43 libmojo_core_embedder_internal.dylib 0x00000001ac675055 mojo::core::RequestContext::~RequestContext() + 21\n44 libmojo_core_embedder_internal.dylib 0x00000001ac6480cc mojo::core::NodeChannel::OnChannelMessage(void const*, unsigned long, std::__1::vector<mojo::PlatformHandle, std::__1::allocator<mojo::PlatformHandle> >) + 5020\n45 libmojo_core_embedder_internal.dylib 0x00000001ac60d7ea mojo::core::Channel::OnReadComplete(unsigned long, unsigned long*) + 2074\n46 libmojo_core_embedder_internal.dylib 0x00000001ac69865e mojo::core::(anonymous namespace)::ChannelPosix::OnFileCanReadWithoutBlocking(int) + 1262\n47 libbase.dylib 0x000000011125b51e base::MessagePumpLibevent::FdWatchController::OnFileCanReadWithoutBlocking(int, base::MessagePumpLibevent*) + 62\n48 libbase.dylib 0x000000011125cd0f base::MessagePumpLibevent::OnLibeventNotification(int, short, void*) + 991\n49 libbase.dylib 0x000000011126063d event_process_active + 365\n50 libbase.dylib 0x000000011125fba4 event_base_loop + 468\n51 libbase.dylib 0x000000011125d0b9 base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) + 777\n52 libbase.dylib 0x00000001110eb3ea base::sequence_manager::internal::ThreadControllerWithMessagePumpImpl::Run(bool) + 570\n53 libbase.dylib 0x000000011102b037 base::RunLoop::Run() + 855\n54 libbase.dylib 0x000000011115f7f9 base::Thread::Run(base::RunLoop*) + 393\n55 libbase.dylib 0x000000011115fde3 base::Thread::ThreadMain() + 1411\n56 libbase.dylib 0x0000000111237410 base::(anonymous namespace)::ThreadFunc(void*) + 192\n57 libsystem_pthread.dylib 0x00007fff9a7f493b _pthread_body + 180\n58 libsystem_pthread.dylib 0x00007fff9a7f4887 _pthread_body + 0\n59 libsystem_pthread.dylib 0x00007fff9a7f408d thread_start + 13\n[end of stack trace]\n[0222/145951.869270:WARNING:process_memory_mac.cc(93)] mach_vm_read(0x7fff51ea0000, 0x2000): (os/kern) invalid address (1)\n[74466:775:0222/145952.909633:INFO:CONSOLE(0)] \"WebGL: CONTEXT_LOST_WEBGL: loseContext: context lost\", source: http://127.0.0.1:55531/gpu_process_crash.html (0)\n[74531:775:0222/145953.054630:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\nRestarting browser due to must restart after tests that kill the GPU process\nClosing browser (pid=74466) ...\n[74466:29443:0222/145958.223938:ERROR:unix_domain_socket_acceptor.cc(73)] unlink: No such file or directory (2)\n[74466:29443:0222/145958.266428:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[74466:775:0222/145958.289508:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\n[74466:775:0222/145958.289554:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\nBrowser is closed.\nChrome Env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/lib/python2.7/site-packages/cv2', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'PYTHONPATH': '/b/s/w/ir/third_party/catapult/telemetry', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'LC_ALL': 'en_US.UTF-8', 'TMPDIR': '/b/s/w/itKe6FlI', 'LC_MESSAGES': 'en_US.UTF-8', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0', 'BREAKPAD_DUMP_LOCATION': '/b/s/w/itKe6FlI/tmp0DeSEq'}\nStarting Chrome ['/b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium', '--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:55515', '--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/itKe6FlI/tmpfVGzTB', 'about:blank']\n\nDevTools listening on ws://127.0.0.1:55847/devtools/browser/284939f5-fc20-419f-a182-7c6cd827563c\nDoNothingForwarder started between 127.0.0.1:55847 and 55847\nWebsocket at ws://127.0.0.1:55847/devtools/browser/284939f5-fc20-419f-a182-7c6cd827563c is ready.\nDevTools http agent is ready.\nCreated DevToolsClientBackend from ws://127.0.0.1:55847/devtools/browser/284939f5-fc20-419f-a182-7c6cd827563c\nBrowser started (pid=74536).\nOS: mac sierra\nDetailed OS version: 10.12.6 16G29\nModel: Macmini 7.1\nBrowser command line: /b/s/w/ir/out/Debug/Chromium.app/Contents/MacOS/Chromium --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:55515 --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/itKe6FlI/tmpfVGzTB --flag-switches-begin --flag-switches-end about:blank\nGPU device 0: VENDOR = 0x8086 (Intel Inc.), DEVICE = 0xa2e (Intel Iris OpenGL Engine)\nGPU Attributes:\n amd_switchable : False\n can_support_threaded_texture_mailbox: False\n direct_rendering : True\n encrypted_only : False\n gl_extensions : GL_ARB_blend_func_extended GL_ARB_draw_buffers_blend GL_ARB_draw_indirect GL_ARB_ES2_compatibility GL_ARB_explicit_attrib_location GL_ARB_gpu_shader_fp64 GL_ARB_gpu_shader5 GL_ARB_instanced_arrays GL_ARB_internalformat_query GL_ARB_occlusion_query2 GL_ARB_sample_shading GL_ARB_sampler_objects GL_ARB_separate_shader_objects GL_ARB_shader_bit_encoding GL_ARB_shader_subroutine GL_ARB_shading_language_include GL_ARB_tessellation_shader GL_ARB_texture_buffer_object_rgb32 GL_ARB_texture_cube_map_array GL_ARB_texture_gather GL_ARB_texture_query_lod GL_ARB_texture_rgb10_a2ui GL_ARB_texture_storage GL_ARB_texture_swizzle GL_ARB_timer_query GL_ARB_transform_feedback2 GL_ARB_transform_feedback3 GL_ARB_vertex_attrib_64bit GL_ARB_vertex_type_2_10_10_10_rev GL_ARB_viewport_array GL_EXT_debug_label GL_EXT_debug_marker GL_EXT_framebuffer_multisample_blit_scaled GL_EXT_texture_compression_s3tc GL_EXT_texture_filter_anisotropic GL_EXT_texture_sRGB_decode GL_APPLE_client_storage GL_APPLE_container_object_shareable GL_APPLE_flush_render GL_APPLE_object_purgeable GL_APPLE_rgb_422 GL_APPLE_row_bytes GL_APPLE_texture_range GL_ATI_texture_mirror_once GL_NV_texture_barrier\n gl_renderer : Intel Iris OpenGL Engine\n gl_reset_notification_strategy: 0\n gl_vendor : Intel Inc.\n gl_version : 4.1 INTEL-10.25.17\n gl_ws_extensions : \n gl_ws_vendor : \n gl_ws_version : \n in_process_gpu : False\n initialization_time : 0.532776\n jpeg_decode_accelerator_supported: False\n max_framerate_denominator: 1\n max_framerate_numerator: 30\n max_msaa_samples : 8\n max_resolution_height: 2160\n max_resolution_width: 4096\n min_resolution_height: 16\n min_resolution_width: 16\n oop_rasterization_supported: True\n optimus : False\n passthrough_cmd_decoder: False\n pixel_shader_version: 4.10\n process_crash_count : 0\n profile : 3\n sandboxed : True\n software_rendering : False\n vertex_shader_version: 4.10\n video_decode_accelerator_flags: 0\nFeature 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: enabled\n oop_rasterization : enabled\n protected_video_decode: unavailable_off\n rasterization : enabled\n skia_renderer : disabled_off\n surface_control : disabled_off\n surface_synchronization: enabled_on\n video_decode : enabled\n viz_display_compositor: enabled_on\n webgl : enabled\n webgl2 : enabled\nDriver Bug Workarounds:\n add_and_true_to_loop_condition\n adjust_src_dst_region_for_blitframebuffer\n avoid_stencil_buffers\n clamp_texture_base_level_and_max_level\n decode_encode_srgb_for_generatemipmap\n disable_2d_canvas_auto_flush\n disable_framebuffer_cmaa\n disable_webgl_rgb_multisampling_usage\n dont_use_loops_to_initialize_variables\n emulate_abs_int_function\n get_frag_data_info_bug\n init_two_cube_map_levels_before_copyteximage\n max_msaa_sample_count_4\n msaa_is_slow\n pack_parameters_workaround_with_pack_buffer\n rebind_transform_feedback_before_resume\n regenerate_struct_names\n remove_invariant_and_centroid_for_essl3\n reset_teximage2d_base_level\n rewrite_texelfetchoffset_to_texelfetch\n scalarize_vec_and_mat_constructor_args\n set_zero_level_before_generating_mipmap\n unfold_short_circuit_as_ternary_operation\n unpack_alignment_workaround_with_unpack_buffer\n unpack_image_height_workaround_with_unpack_buffer\n use_intermediary_for_copy_texture_image\n use_unused_standard_shared_blocks\n disabled_extension__gl__khr_blend_equation_advanced\n disabled_extension__gl__khr_blend_equation_advanced_coherent\n[74541:775:0222/150001.043335:WARNING:ca_layer_tree_coordinator.mm(55)] Blank frame: No overlays or CALayers\n[11/11] gpu_tests.context_lost_integration_test.ContextLostIntegrationTest.GpuCrash_GPUProcessCrashesExactlyOncePerVisitToAboutGpuCrash passed 18.8777s\nINFO:root:Closing browser (pid=74536) ...\n[74536:29443:0222/150001.279018:WARNING:discardable_shared_memory_manager.cc(410)] Some MojoDiscardableSharedMemoryManagerImpls are still alive. They will be leaked.\n[74536:775:0222/150001.300150:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\n[74536:775:0222/150001.300197:WARNING:pref_notifier_impl.cc(23)] Pref observer found at shutdown.\nINFO:root:Browser is closed.\n10 tests passed in 115.8s, 1 skipped, 0 failures.\nRunning command: /b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin/python ../../content/test/gpu/run_gpu_integration_test.py context_lost --show-stdout --browser=debug --passthrough -v --extra-browser-args=--enable-logging=stderr --js-flags=--expose-gc --write-full-results-to /b/s/w/ioWIFxKn/output.json\nwith env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'TMPDIR': '/b/s/w/itKe6FlI', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0'}\nRunning ['/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin/python', '../../content/test/gpu/run_gpu_integration_test.py', 'context_lost', '--show-stdout', '--browser=debug', '--passthrough', '-v', '--extra-browser-args=--enable-logging=stderr --js-flags=--expose-gc', '--write-full-results-to', '/b/s/w/ioWIFxKn/output.json'] in None (env: {'VERSIONER_PYTHON_PREFER_32_BIT': 'no', 'MAC_CHROMIUM_TMPDIR': '/b/s/w/itKe6FlI', 'LOGNAME': 'chrome-bot', 'USER': 'chrome-bot', 'HOME': '/Users/chrome-bot', 'BOTO_CONFIG': '/Users/chrome-bot/.boto', 'PATH': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90/bin:/b/s/w/ir/.swarming_module:/b/s/w/ir/.swarming_module/bin:/b/s/cipd_cache/bin:/opt/local/bin:/opt/local/sbin:/usr/local/sbin:/usr/local/git/bin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin', 'SWARMING_BOT_ID': 'build735-m4', 'LANG': 'en_US.UTF-8', 'VIRTUAL_ENV': '/b/s/w/ir/.swarming_module_cache/vpython/b6ec90', 'Apple_PubSub_Socket_Render': '/private/tmp/com.apple.launchd.EQqf3Moyh1/Render', 'SWARMING_SERVER': 'https://chromium-swarm.appspot.com', 'VERSIONER_PYTHON_VERSION': '2.7', 'CHROME_DEVEL_SANDBOX': '/opt/chromium/chrome_sandbox', 'XPC_FLAGS': '0x0', 'SWARMING_HEADLESS': '1', 'PYTHONNOUSERSITE': '1', 'LUCI_CONTEXT': '/b/s/w/itKe6FlI/luci_ctx.Xmuqp7.json', 'CIPD_CACHE_DIR': '/b/s/cipd_cache/cache', 'XPC_SERVICE_NAME': 'org.swarm.bot.plist', 'SSH_AUTH_SOCK': '/private/tmp/com.apple.launchd.Oil9YgWhVU/Listeners', 'VPYTHON_VIRTUALENV_ROOT': '/b/s/w/ir/.swarming_module_cache/vpython', 'SWARMING_TASK_ID': '43303f12931ebc11', 'SHELL': '/bin/bash', 'NO_GCE_CHECK': 'False', 'CHROME_HEADLESS': '1', 'TMPDIR': '/b/s/w/itKe6FlI', 'CIPD_PROTOCOL': 'v2', '__CF_USER_TEXT_ENCODING': '0x1F4:0x0:0x0'})\nCommand returned exit code 0\n", "outputs_ref": { "isolated": "52dac3040d15a8d8278feb42f21f1a24473b636d", "isolatedserver": "https://isolateserver.appspot.com", "namespace": "default-gzip" }, "run_id": "43303f12931ebc11", "server_versions": [ "4120-35fcaef" ], "started_ts": "2019-02-22T22:57:34.282207", "state": "COMPLETED", "tags": [ "build_is_experimental:false", "buildername:Mac FYI Debug (Intel)", "buildnumber:12038", "cpu:x86-64", "data:02a80006291001753b2d914e25bb1f31bf88a790", "gpu:8086:0a2e", "master:chromium.gpu.fyi", "name:context_lost_tests", "os:Mac-10.12.6", "pool:Chrome", "priority:25", "project:chromium", "purpose:CI", "purpose:luci", "purpose:post-commit", "service_account:none", "slavename:build82-m9", "spec_name:chromium.ci:Mac FYI Debug (Intel)", "stepname:context_lost_tests on Intel GPU on Mac on Mac-10.12.6", "swarming.pool.template:none", "swarming.pool.version:276dbb9bccda9d9951255f21c08a952b088764ae", "user:None" ], "task_id": "43303f12931ebc10", "try_number": "1" } ] }