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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-linux-release-x64 --copy-coredumps '--shards=10' '--shard=10' --output_directory /b/s/w/ir/tmp/t/tmpYeZbgc 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-linux-release-x64', '--copy-coredumps', '--shards=10', '--shard=10', '--output_directory', '/b/s/w/ir/tmp/t/tmpYeZbgc'] cwd: '/b/s/w/ir/cache/builder/sdk' env: {'BUILDBOT_BUILDERNAME': 'vm-kernel-precomp-linux-release-x64-try'} 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-linux-release-x64-try BUILDBUCKET_EXPERIMENTAL: FALSE CIPD_CACHE_DIR: /b/s/cipd_cache/cache CIPD_PROTOCOL: v2 DEVSHELL_CLIENT_PORT: 38715 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/8915731851208569040 LOGDOG_STREAM_PROJECT: dart LOGDOG_STREAM_SERVER_PATH: unix:/b/s/w/ir/tmp/ld.sock LOGNAME: chrome-bot LUCI_CONTEXT: /b/s/w/itv7GfOR/luci_context.042752554 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-47-4ryf SWARMING_EXTERNAL_BOT_SETUP: 1 SWARMING_HEADLESS: 1 SWARMING_SERVER: https://chromium-swarm.appspot.com SWARMING_TASK_ID: 444f51fff85e6f11 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-linux-release-x64(architecture: x64, compiler: dartkp, mode: release, runtime: dart_precompiled, system: linux, vm-options: [], 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-linux-release-x64(architecture: x64, compiler: dartkp, mode: release, runtime: dart_precompiled, system: linux, vm-options: [], dart2js-options: [], timeout: null, preview-dart-2) Suites tested: observatory_ui Total: 717 tests * 133 tests will be skipped (90 skipped by design) * 4 tests are expected to be flaky but not crash * 1 tests are expected to flaky crash * 564 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 02.000556s): 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 04.000528s): 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 --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 --- Command "remove_kernel_file" (took 21ms): 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 01.000759s): 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 24ms): 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 50ms): DART_CONFIGURATION=ReleaseX64 out/ReleaseX64/dart_precompiled_runtime --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 asyncExpectThrows.<anonymous closure> (package:async_helper/async_helper.dart:127) #1 _RootZone.runUnary (dart:async/zone.dart:1379) #2 _FutureListener.handleValue (dart:async/future_impl.dart:126) #3 Future._propagateToListeners.handleValueCallback (dart:async/future_impl.dart:639) #4 Future._propagateToListeners (dart:async/future_impl.dart:668) #5 Future._complete (dart:async/future_impl.dart:473) #6 _SyncCompleter.complete (dart:async/future_impl.dart:51) #7 _AsyncAwaitCompleter.complete (dart:async-patch/async_patch.dart:28) #8 _completeOnAsyncReturn (dart:async-patch/async_patch.dart:294) #9 main.<anonymous closure>.<anonymous closure> (file:///b/s/w/ir/cache/builder/sdk/tests/language_2/control_flow_collections/await_for_null_test.dart:0) <asynchronous suspension> #10 asyncExpectThrows (package:async_helper/async_helper.dart:120) #11 main.<anonymous closure> (file:///b/s/w/ir/cache/builder/sdk/tests/language_2/control_flow_collections/await_for_null_test.dart:14) <asynchronous suspension> #12 asyncTest (package:async_helper/async_helper.dart:90) #13 main (file:///b/s/w/ir/cache/builder/sdk/tests/language_2/control_flow_collections/await_for_null_test.dart:11) #14 _startIsolate.<anonymous closure> (dart:isolate-patch/isolate_patch.dart:300) #15 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:171) --- Re-run this test: python tools/test.py -n dartkp-linux-release-x64 language_2/control_flow_collections/await_for_null_test 450 out of 584 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 02.000556s): 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 04.000528s): 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 --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 --- Command "remove_kernel_file" (took 21ms): 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 01.000759s): 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 24ms): 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 50ms): DART_CONFIGURATION=ReleaseX64 out/ReleaseX64/dart_precompiled_runtime --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 asyncExpectThrows.<anonymous closure> (package:async_helper/async_helper.dart:127) #1 _RootZone.runUnary (dart:async/zone.dart:1379) #2 _FutureListener.handleValue (dart:async/future_impl.dart:126) #3 Future._propagateToListeners.handleValueCallback (dart:async/future_impl.dart:639) #4 Future._propagateToListeners (dart:async/future_impl.dart:668) #5 Future._complete (dart:async/future_impl.dart:473) #6 _SyncCompleter.complete (dart:async/future_impl.dart:51) #7 _AsyncAwaitCompleter.complete (dart:async-patch/async_patch.dart:28) #8 _completeOnAsyncReturn (dart:async-patch/async_patch.dart:294) #9 main.<anonymous closure>.<anonymous closure> (file:///b/s/w/ir/cache/builder/sdk/tests/language_2/control_flow_collections/await_for_null_test.dart:0) <asynchronous suspension> #10 asyncExpectThrows (package:async_helper/async_helper.dart:120) #11 main.<anonymous closure> (file:///b/s/w/ir/cache/builder/sdk/tests/language_2/control_flow_collections/await_for_null_test.dart:14) <asynchronous suspension> #12 asyncTest (package:async_helper/async_helper.dart:90) #13 main (file:///b/s/w/ir/cache/builder/sdk/tests/language_2/control_flow_collections/await_for_null_test.dart:11) #14 _startIsolate.<anonymous closure> (dart:isolate-patch/isolate_patch.dart:300) #15 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:171) --- Re-run this test: python tools/test.py -n dartkp-linux-release-x64 language_2/control_flow_collections/await_for_null_test === === 1 test failed === --- Total time: 07:02 --- 0:00:15.098404 - vm_compile_to_kernel [] - dartkp-dart_precompiled release_x64/corelib_2/iterable_first_test 0:00:14.980906 - vm_compile_to_kernel [] - dartkp-dart_precompiled release_x64/corelib_2/bigint_from_test/2 0:00:14.859894 - vm_compile_to_kernel [] - dartkp-dart_precompiled release_x64/corelib_2/growable_list_test 0:00:14.795778 - vm_compile_to_kernel [] - dartkp-dart_precompiled release_x64/corelib_2/map_index_test 0:00:14.688774 - vm_compile_to_kernel [] - dartkp-dart_precompiled release_x64/corelib_2/bigint_from_test/3 0:00:14.685165 - vm_compile_to_kernel [] - dartkp-dart_precompiled release_x64/corelib_2/bigint_from_test/1 0:00:14.685043 - vm_compile_to_kernel [] - dartkp-dart_precompiled release_x64/corelib_2/iterable_followed_by_test 0:00:14.340963 - vm_compile_to_kernel [] - dartkp-dart_precompiled release_x64/corelib_2/bigint_from_test/0 0:00:05.350510 - precompiler - dartkp-dart_precompiled release_x64/language_2/patch_test 0:00:05.246456 - precompiler - dartkp-dart_precompiled release_x64/language_2/vm/regress_22693_vm_test 0:00:05.172329 - precompiler - dartkp-dart_precompiled release_x64/standalone_2/io/web_socket_protocol_test/2 0:00:05.151545 - precompiler - dartkp-dart_precompiled release_x64/language_2/async_throw_in_catch_test/forceAwait 0:00:05.044748 - precompiler - dartkp-dart_precompiled release_x64/lib_2/async/stream_controller_async_test 0:00:05.031173 - precompiler - dartkp-dart_precompiled release_x64/language_2/method_override7_test/none 0:00:04.979784 - precompiler - dartkp-dart_precompiled release_x64/language_2/no_such_method_dispatcher_test 0:00:04.974716 - precompiler - dartkp-dart_precompiled release_x64/standalone_2/io/socket_arguments_test/1 0:00:04.969082 - precompiler - dartkp-dart_precompiled release_x64/corelib_2/bigint_from_test/1 0:00:04.959344 - precompiler - dartkp-dart_precompiled release_x64/standalone_2/io/socket_arguments_test/0 0:00:04.949246 - precompiler - dartkp-dart_precompiled release_x64/language_2/implicit_downcast_during_compound_assignment_test 0:00:04.944816 - precompiler - dartkp-dart_precompiled release_x64/language_2/vm/uint32_shift_test INFO: No unexpected crashes recorded