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python -u /b/s/w/ir/cache/builder/sdk/tools/test.py '--progress=status' --report --time --write-debug-log --write-results --write-logs --clean-exit -ndartkp-obfuscate-linux-release-x64 --copy-coredumps '--shards=10' '--shard=10' --output_directory /b/s/w/ir/tmp/t/tmp0UtzP8 in dir /b/s/w/ir/cache/builder/sdk: allow_subannotations: False cmd: ['python', '-u', '/b/s/w/ir/cache/builder/sdk/tools/test.py', '--progress=status', '--report', '--time', '--write-debug-log', '--write-results', '--write-logs', '--clean-exit', '-ndartkp-obfuscate-linux-release-x64', '--copy-coredumps', '--shards=10', '--shard=10', '--output_directory', '/b/s/w/ir/tmp/t/tmp0UtzP8'] cwd: '/b/s/w/ir/cache/builder/sdk' env: {'BUILDBOT_BUILDERNAME': 'vm-kernel-precomp-obfuscate-linux-release-x64-be'} env_prefixes: {} env_suffixes: {'PATH': '/b/s/w/ir/kitchen-checkout/depot_tools'} infra_step: False name_tokens: ('vm tests_shard_10',) ok_ret: frozenset([0]) trigger_specs: () full environment: BOTO_CONFIG: /b/s/w/ir/tmp/gsutil_task/.boto BUILDBOT_BUILDERNAME: vm-kernel-precomp-obfuscate-linux-release-x64-be BUILDBUCKET_EXPERIMENTAL: FALSE CIPD_CACHE_DIR: /b/s/cipd_cache/cache CIPD_PROTOCOL: v2 DEVSHELL_CLIENT_PORT: 43261 DOCKER_CONFIG: /b/s/w/ir/tmp/docker_cfg_task DOCKER_TMPDIR: /b/s/w/ir/tmp/docker_tmp_task GIT_CONFIG_NOSYSTEM: 1 GIT_TERMINAL_PROMPT: 0 HOME: /home/chrome-bot INFRA_GIT_WRAPPER_HOME: /b/s/w/ir/tmp/git_home_task LANG: en_US.UTF-8 LOGDOG_COORDINATOR_HOST: logs.chromium.org LOGDOG_STREAM_PREFIX: buildbucket/cr-buildbucket.appspot.com/8915814239586894144 LOGDOG_STREAM_PROJECT: dart LOGDOG_STREAM_SERVER_PATH: unix:/b/s/w/ir/tmp/ld.sock LOGNAME: chrome-bot LUCI_CONTEXT: /b/s/w/it9zqlRv/luci_context.926916699 MAC_CHROMIUM_TMPDIR: /b/s/w/ir/tmp/t NO_GCE_CHECK: False PATH: /b/s/w/ir/cipd_bin_packages:/b/s/w/ir/cipd_bin_packages/bin:/b/s/cipd_cache/bin:/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/b/s/w/ir/kitchen-checkout/depot_tools PWD: /b/s/w/ir/k PYTHONIOENCODING: UTF-8 PYTHONUNBUFFERED: 1 SHELL: /bin/bash SHLVL: 1 SWARMING_BOT_ID: luci-dart-try-xenial-16-jz74 SWARMING_EXTERNAL_BOT_SETUP: 1 SWARMING_HEADLESS: 1 SWARMING_SERVER: https://chromium-swarm.appspot.com SWARMING_TASK_ID: 444aa30112008611 TEMP: /b/s/w/ir/tmp/t TEMPDIR: /b/s/w/ir/tmp/t TMP: /b/s/w/ir/tmp/t TMPDIR: /b/s/w/ir/tmp/t USER: chrome-bot VPYTHON_VIRTUALENV_ROOT: /b/s/w/ir/cache/vpython _: /b/s/w/ir/cipd_bin_packages/vpython INFO: Core dump archiving is activated tools/testing/dart/main.dart:1: Warning: Interpreting this as package URI, 'package:test_dart/main.dart'. Test configurations: dartkp-obfuscate-linux-release-x64(architecture: x64, compiler: dartkp, mode: release, runtime: dart_precompiled, system: linux, builder-tag: obfuscated, vm-options: [--obfuscate], dart2js-options: [], timeout: null, preview-dart-2) Suites tested: samples, standalone, standalone_2, corelib_2, language_2, vm, benchmark_smoke, utils, lib_2, analyze_library, service, kernel, ffi dartkp-obfuscate-linux-release-x64(architecture: x64, compiler: dartkp, mode: release, runtime: dart_precompiled, system: linux, builder-tag: obfuscated, vm-options: [--obfuscate], dart2js-options: [], timeout: null, preview-dart-2) Suites tested: observatory_ui Total: 717 tests * 137 tests will be skipped (91 skipped by design) * 4 tests are expected to be flaky but not crash * 1 tests are expected to flaky crash * 560 tests are expected to pass * 2 tests are expected to fail that we won't fix * 13 tests are expected to fail that we should fix * 0 tests are expected to crash that we should fix * 0 tests are allowed to timeout * 0 could not be categorized or are in multiple categories FAILED: dartkp-dart_precompiled release_x64 language_2/control_flow_collections/await_for_null_test Expected: Pass Actual: RuntimeError --- Command "vm_compile_to_kernel []" (took 03.000298s): DART_CONFIGURATION=ReleaseX64 /b/s/w/ir/cache/builder/sdk/pkg/vm/tool/gen_kernel --aot --platform=out/ReleaseX64/vm_platform_strong.dill -o /b/s/w/ir/cache/builder/sdk/out/ReleaseX64/generated_compilations/dartkp/tests_language_2_control_flow_collections_await_for_null_test/out.dill /b/s/w/ir/cache/builder/sdk/tests/language_2/control_flow_collections/await_for_null_test.dart --enable-experiment=control-flow-collections,spread-collections --packages=/b/s/w/ir/cache/builder/sdk/.packages -Ddart.developer.causal_async_stacks=true exit code: 0 --- Command "precompiler" (took 06.000317s): DART_CONFIGURATION=ReleaseX64 out/ReleaseX64/gen_snapshot --snapshot-kind=app-aot-assembly --assembly=/b/s/w/ir/cache/builder/sdk/out/ReleaseX64/generated_compilations/dartkp/tests_language_2_control_flow_collections_await_for_null_test/out.S --obfuscate --enable-experiment=control-flow-collections,spread-collections --ignore-unrecognized-flags --packages=/b/s/w/ir/cache/builder/sdk/.packages /b/s/w/ir/cache/builder/sdk/out/ReleaseX64/generated_compilations/dartkp/tests_language_2_control_flow_collections_await_for_null_test/out.dill exit code: 0 stderr: Warning: This VM has been configured to obfuscate symbol information which violates the Dart standard. See dartbug.com/30524 for more information. --- Command "remove_kernel_file" (took 41ms): DART_CONFIGURATION=ReleaseX64 rm /b/s/w/ir/cache/builder/sdk/out/ReleaseX64/generated_compilations/dartkp/tests_language_2_control_flow_collections_await_for_null_test/out.dill exit code: 0 --- Command "assemble" (took 01.000837s): DART_CONFIGURATION=ReleaseX64 gcc -m64 -shared -nostdlib -o /b/s/w/ir/cache/builder/sdk/out/ReleaseX64/generated_compilations/dartkp/tests_language_2_control_flow_collections_await_for_null_test/out.aotsnapshot /b/s/w/ir/cache/builder/sdk/out/ReleaseX64/generated_compilations/dartkp/tests_language_2_control_flow_collections_await_for_null_test/out.S exit code: 0 --- Command "remove_assembly" (took 38ms): DART_CONFIGURATION=ReleaseX64 rm /b/s/w/ir/cache/builder/sdk/out/ReleaseX64/generated_compilations/dartkp/tests_language_2_control_flow_collections_await_for_null_test/out.S exit code: 0 --- Command "vm" (took 60ms): DART_CONFIGURATION=ReleaseX64 out/ReleaseX64/dart_precompiled_runtime --obfuscate --enable-experiment=control-flow-collections,spread-collections --ignore-unrecognized-flags --packages=/b/s/w/ir/cache/builder/sdk/.packages /b/s/w/ir/cache/builder/sdk/out/ReleaseX64/generated_compilations/dartkp/tests_language_2_control_flow_collections_await_for_null_test/out.aotsnapshot exit code: 255 stdout: unittest-suite-wait-for-done stderr: Unhandled exception: asyncExpectThrows<NoSuchMethodError>(): Did not throw. #0 ak.<anonymous closure> (zna:127) #1 _Yb.ol (Mna:1379) #2 _db.fH (Dna:126) #3 Future._SF.Bca (Dna:639) #4 Future._SF (Dna:668) #5 Future._MF (Dna:473) #6 _cb.complete (Dna:51) #7 _AsyncAwaitCompleter.complete (Nna:28) #8 _completeOnAsyncReturn (Nna:294) #9 main.<anonymous closure>.<anonymous closure> (yna:0) <asynchronous suspension> #10 ak (zna:120) #11 main.<anonymous closure> (yna:14) <asynchronous suspension> #12 Zj (zna:90) #13 main (yna:11) #14 _startIsolate.<anonymous closure> (Poa:300) #15 _RawReceivePortImpl._handleMessage (Poa:171) --- Re-run this test: python tools/test.py -n dartkp-obfuscate-linux-release-x64 language_2/control_flow_collections/await_for_null_test 396 out of 580 completed Tests running for 5 minutes === Failure summary: FAILED: dartkp-dart_precompiled release_x64 language_2/control_flow_collections/await_for_null_test Expected: Pass Actual: RuntimeError --- Command "vm_compile_to_kernel []" (took 03.000298s): DART_CONFIGURATION=ReleaseX64 /b/s/w/ir/cache/builder/sdk/pkg/vm/tool/gen_kernel --aot --platform=out/ReleaseX64/vm_platform_strong.dill -o /b/s/w/ir/cache/builder/sdk/out/ReleaseX64/generated_compilations/dartkp/tests_language_2_control_flow_collections_await_for_null_test/out.dill /b/s/w/ir/cache/builder/sdk/tests/language_2/control_flow_collections/await_for_null_test.dart --enable-experiment=control-flow-collections,spread-collections --packages=/b/s/w/ir/cache/builder/sdk/.packages -Ddart.developer.causal_async_stacks=true exit code: 0 --- Command "precompiler" (took 06.000317s): DART_CONFIGURATION=ReleaseX64 out/ReleaseX64/gen_snapshot --snapshot-kind=app-aot-assembly --assembly=/b/s/w/ir/cache/builder/sdk/out/ReleaseX64/generated_compilations/dartkp/tests_language_2_control_flow_collections_await_for_null_test/out.S --obfuscate --enable-experiment=control-flow-collections,spread-collections --ignore-unrecognized-flags --packages=/b/s/w/ir/cache/builder/sdk/.packages /b/s/w/ir/cache/builder/sdk/out/ReleaseX64/generated_compilations/dartkp/tests_language_2_control_flow_collections_await_for_null_test/out.dill exit code: 0 stderr: Warning: This VM has been configured to obfuscate symbol information which violates the Dart standard. See dartbug.com/30524 for more information. --- Command "remove_kernel_file" (took 41ms): DART_CONFIGURATION=ReleaseX64 rm /b/s/w/ir/cache/builder/sdk/out/ReleaseX64/generated_compilations/dartkp/tests_language_2_control_flow_collections_await_for_null_test/out.dill exit code: 0 --- Command "assemble" (took 01.000837s): DART_CONFIGURATION=ReleaseX64 gcc -m64 -shared -nostdlib -o /b/s/w/ir/cache/builder/sdk/out/ReleaseX64/generated_compilations/dartkp/tests_language_2_control_flow_collections_await_for_null_test/out.aotsnapshot /b/s/w/ir/cache/builder/sdk/out/ReleaseX64/generated_compilations/dartkp/tests_language_2_control_flow_collections_await_for_null_test/out.S exit code: 0 --- Command "remove_assembly" (took 38ms): DART_CONFIGURATION=ReleaseX64 rm /b/s/w/ir/cache/builder/sdk/out/ReleaseX64/generated_compilations/dartkp/tests_language_2_control_flow_collections_await_for_null_test/out.S exit code: 0 --- Command "vm" (took 60ms): DART_CONFIGURATION=ReleaseX64 out/ReleaseX64/dart_precompiled_runtime --obfuscate --enable-experiment=control-flow-collections,spread-collections --ignore-unrecognized-flags --packages=/b/s/w/ir/cache/builder/sdk/.packages /b/s/w/ir/cache/builder/sdk/out/ReleaseX64/generated_compilations/dartkp/tests_language_2_control_flow_collections_await_for_null_test/out.aotsnapshot exit code: 255 stdout: unittest-suite-wait-for-done stderr: Unhandled exception: asyncExpectThrows<NoSuchMethodError>(): Did not throw. #0 ak.<anonymous closure> (zna:127) #1 _Yb.ol (Mna:1379) #2 _db.fH (Dna:126) #3 Future._SF.Bca (Dna:639) #4 Future._SF (Dna:668) #5 Future._MF (Dna:473) #6 _cb.complete (Dna:51) #7 _AsyncAwaitCompleter.complete (Nna:28) #8 _completeOnAsyncReturn (Nna:294) #9 main.<anonymous closure>.<anonymous closure> (yna:0) <asynchronous suspension> #10 ak (zna:120) #11 main.<anonymous closure> (yna:14) <asynchronous suspension> #12 Zj (zna:90) #13 main (yna:11) #14 _startIsolate.<anonymous closure> (Poa:300) #15 _RawReceivePortImpl._handleMessage (Poa:171) --- Re-run this test: python tools/test.py -n dartkp-obfuscate-linux-release-x64 language_2/control_flow_collections/await_for_null_test === === 1 test failed === --- Total time: 08:30 --- 0:00:15.248509 - vm_compile_to_kernel [] - dartkp-dart_precompiled release_x64/corelib_2/growable_list_test 0:00:15.129804 - vm_compile_to_kernel [] - dartkp-dart_precompiled release_x64/corelib_2/iterable_first_test 0:00:14.963922 - vm_compile_to_kernel [] - dartkp-dart_precompiled release_x64/corelib_2/bigint_from_test/0 0:00:14.760163 - vm_compile_to_kernel [] - dartkp-dart_precompiled release_x64/corelib_2/iterable_followed_by_test 0:00:14.499279 - vm_compile_to_kernel [] - dartkp-dart_precompiled release_x64/corelib_2/bigint_from_test/3 0:00:14.482976 - vm_compile_to_kernel [] - dartkp-dart_precompiled release_x64/corelib_2/bigint_from_test/1 0:00:14.320905 - vm_compile_to_kernel [] - dartkp-dart_precompiled release_x64/corelib_2/map_index_test 0:00:14.257507 - vm_compile_to_kernel [] - dartkp-dart_precompiled release_x64/corelib_2/bigint_from_test/2 0:00:07.958231 - precompiler - dartkp-dart_precompiled release_x64/lib_2/async/catch_errors23_test 0:00:07.813966 - precompiler - dartkp-dart_precompiled release_x64/lib_2/async/stream_transformer_test 0:00:07.794475 - precompiler - dartkp-dart_precompiled release_x64/lib_2/async/stack_trace13_test 0:00:07.663952 - precompiler - dartkp-dart_precompiled release_x64/lib_2/async/future_foreach_test 0:00:07.663475 - precompiler - dartkp-dart_precompiled release_x64/lib_2/async/stack_trace20_test 0:00:06.691818 - precompiler - dartkp-dart_precompiled release_x64/lib_2/async/stream_controller_async_test 0:00:06.646579 - precompiler - dartkp-dart_precompiled release_x64/standalone_2/io/web_socket_protocol_test/2 0:00:06.635753 - precompiler - dartkp-dart_precompiled release_x64/lib_2/typed_data/typed_data_list_test 0:00:06.553478 - precompiler - dartkp-dart_precompiled release_x64/language_2/constants_2018/const_type_test/none 0:00:06.545819 - precompiler - dartkp-dart_precompiled release_x64/language_2/control_flow_collections/await_for_inference_test 0:00:06.473307 - precompiler - dartkp-dart_precompiled release_x64/lib_2/typed_data/byte_data_test 0:00:06.468504 - precompiler - dartkp-dart_precompiled release_x64/language_2/call_nonexistent_constructor_test/none INFO: No unexpected crashes recorded