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{ "shards": [ { "bot_dimensions": [ { "key": "caches", "value": [ "builder_50c4de08dffbcf22dacd6b9b3f5ba1c4c98cbb4d033264e51e633ed840dd3937_v2", "builder_51b593ded8badb9f1a3c8ac8207abb3ced1333a97ea732bca9bc14b93e1e73ed_v2", "builder_ca2762310445e846cf0c4a922e2e59158240ff186f26d24b0344cb6dbefb5705_v2", "builder_f9219a911dfbeb4ff836ddef0b336af22f54bd9ecdbeeae68c2671e10bb80306_v2", "git", "goma_v2", "swarming_module_cache_vpython", "vpython" ] }, { "key": "cores", "value": [ "8" ] }, { "key": "cpu", "value": [ "x86", "x86-64", "x86-64-Broadwell_GCE", "x86-64-avx2" ] }, { "key": "gce", "value": [ "1" ] }, { "key": "gpu", "value": [ "none" ] }, { "key": "id", "value": [ "luci-dart-try-xenial-70-j55e" ] }, { "key": "image", "value": [ "chrome-xenial-19041001-3b730ae8765" ] }, { "key": "inside_docker", "value": [ "0" ] }, { "key": "kvm", "value": [ "0" ] }, { "key": "locale", "value": [ "en_US.UTF-8" ] }, { "key": "machine_type", "value": [ "n1-standard-8" ] }, { "key": "os", "value": [ "Linux", "Ubuntu", "Ubuntu-16.04" ] }, { "key": "pool", "value": [ "dart.tests", "luci.dart.try" ] }, { "key": "python", "value": [ "2.7.12" ] }, { "key": "server_version", "value": [ "4260-fb32526" ] }, { "key": "zone", "value": [ "us", "us-central", "us-central1", "us-central1-b" ] } ], "bot_id": "luci-dart-try-xenial-70-j55e", "bot_version": "84fce6b5d9235ac606544652bb2ef7411c74b0807d26a0712f3ff2c315b69522", "cipd_pins": { "client_package": { "package_name": "infra/tools/cipd/linux-amd64", "version": "nFftZl2kFquaI2EUmPGwzbc5sIbCocl9L55UeASqlLsC" }, "packages": [ { "package_name": "infra/python/cpython/linux-amd64", "path": ".swarming_module", "version": "46c0c897ca0f053799ee41fd148bb7a47232df47" }, { "package_name": "infra/tools/luci/logdog/butler/linux-amd64", "path": ".swarming_module", "version": "2737ea8ed9b958f4d5aa9ffe106115a649ada241" }, { "package_name": "infra/tools/luci/vpython-native/linux-amd64", "path": ".swarming_module", "version": "tfTmX4aGCfFtfQucj_nEfwiNisK0RmpKrITkZMBBq3cC" }, { "package_name": "infra/tools/luci/vpython/linux-amd64", "path": ".swarming_module", "version": "bmnYyAg9mbM_538s1dIP1hZZmOtc8C7ssF41ztN2cr0C" }, { "package_name": "dart/dart-sdk/linux-amd64", "path": "tools/sdks", "version": "_NNVITsg60i2IEbTCMkOw6aWDgGP1Assud9v72MOAOMC" } ] }, "completed_ts": "2019-04-18T15:02:46.050816", "costs_usd": [ 0.10625913516709697 ], "created_ts": "2019-04-18T14:41:33.151427", "duration": 895.1356730461121, "modified_ts": "2019-04-18T15:02:46.050816", "name": "vm tests_shard_2/Linux/6ce84ced4b/vm-kernel-optcounter-threshold-linux-release-ia32/2875", "output": "tools/testing/dart/main.dart:1: Warning: Interpreting this as package URI, 'package:test_dart/main.dart'.\nTest configurations:\n dartk-optcounter-linux-release-ia32(architecture: ia32, compiler: dartk, mode: release, runtime: vm, system: linux, builder-tag: optimization_counter_threshold, vm-options: [--optimization-counter-threshold=5, --random-seed=__RANDOM__], dart2js-options: [], timeout: null, preview-dart-2)\nSuites tested: samples, standalone, standalone_2, corelib_2, language_2, vm, benchmark_smoke, utils, lib_2, analyze_library, service, kernel, ffi\n dartk-optcounter-linux-release-ia32(architecture: ia32, compiler: dartk, mode: release, runtime: vm, system: linux, builder-tag: optimization_counter_threshold, vm-options: [--optimization-counter-threshold=5, --random-seed=__RANDOM__], dart2js-options: [], timeout: null, preview-dart-2)\nSuites tested: observatory_ui\nTotal: 1474 tests\n * 124 tests will be skipped (51 skipped by design)\n * 1 tests are expected to be flaky but not crash\n * 2 tests are expected to flaky crash\n * 1313 tests are expected to pass\n * 1 tests are expected to fail that we won't fix\n * 28 tests are expected to fail that we should fix\n * 0 tests are expected to crash that we should fix\n * 0 tests are allowed to timeout\n * 5 could not be categorized or are in multiple categories\n\n\nFAILED: dartk-vm release_ia32 vm/dart/type_feedback_test\nExpected: Pass\nActual: RuntimeError\n\n--- Command \"vm\" (took 23.000252s):\nDART_CONFIGURATION=ReleaseIA32 out/ReleaseIA32/dart --optimization-counter-threshold=5 --random-seed=432631103 --ignore-unrecognized-flags --packages=/b/s/w/ir/.packages /b/s/w/ir/runtime/tests/vm/dart/type_feedback_test.dart\n\nexit code:\n255\n\nstdout:\n+ out/ReleaseIA32/dart --optimization-counter-threshold=5 --random-seed=432631103 --ignore-unrecognized-flags --packages=/b/s/w/ir/.packages --save_type_feedback=/b/s/w/ita_oM2n/ITGOPP/type_feedback.bin /b/s/w/ir/runtime/tests/vm/dart/type_feedback_test.dart --child\n\nCommand stdout:\n14930352\n\n+ out/ReleaseIA32/dart --optimization-counter-threshold=5 --random-seed=432631103 --ignore-unrecognized-flags --packages=/b/s/w/ir/.packages --load_type_feedback=/b/s/w/ita_oM2n/ITGOPP/type_feedback.bin /b/s/w/ir/runtime/tests/vm/dart/type_feedback_test.dart --child\n\nCommand stderr:\n\n===== CRASH =====\nsi_signo=Segmentation fault(11), si_code=1, si_addr=0x4\nversion=2.2.1-edge.af9c01432cc81799905d2adfe42a1c8454f65159 (Thu Apr 18 14:10:48 2019 +0000) on \"linux_ia32\"\nthread=30164, isolate=main(0x4276b00)\n pc 0x017e06bf fp 0xff876a78 dart::ICData::NumberOfChecks() const\n pc 0x017e0fa7 fp 0xff876aa8 dart::ICData::NumberOfUsedChecks() const\n pc 0x018fe062 fp 0xff876ae8 dart::InstanceCallInstr::Canonicalize(dart::FlowGraph*)\n pc 0x018e326d fp 0xff876b28 dart::FlowGraph::Canonicalize()\n pc 0x01968c78 fp 0xff876b48 out/ReleaseIA32/dart+0x1568c78\n pc 0x019685bc fp 0xff876bb8 dart::CompilerPass::Run(dart::CompilerPassState*) const\n pc 0x019688c1 fp 0xff876be8 dart::CompilerPass::RunPipeline(dart::CompilerPass::PipelineMode, dart::CompilerPassState*)\n pc 0x019d1106 fp 0xff876f68 dart::CompileParsedFunctionHelper::Compile(dart::CompilationPipeline*)\n pc 0x019d1e68 fp 0xff877728 out/ReleaseIA32/dart+0x15d1e68\n pc 0x019d29b2 fp 0xff8777a8 dart::Compiler::CompileOptimizedFunction(dart::Thread*, dart::Function const&, int)\n pc 0x0172d737 fp 0xff8777c8 dart::TypeFeedbackLoader::LoadFeedback(dart::ReadStream*)\n pc 0x01a305e9 fp 0xff8778c8 Dart_LoadTypeFeedback\n pc 0x01568688 fp 0xff877948 dart::bin::RunMainIsolate(char const*, dart::bin::CommandLineOptions*)\n pc 0x015696f0 fp 0xff877a08 dart::bin::main(int, char**)\n pc 0x0156a054 fp 0xff877a38 main\n-- End of DumpStackTrace\n\nrunning [use type feedback] out/ReleaseIA32/dart --optimization-counter-threshold=5 --random-seed=432631103 --ignore-unrecognized-flags --packages=/b/s/w/ir/.packages --load_type_feedback=/b/s/w/ita_oM2n/ITGOPP/type_feedback.bin /b/s/w/ir/runtime/tests/vm/dart/type_feedback_test.dart --child:\n\nCommand stderr:\n\n===== CRASH =====\nsi_signo=Segmentation fault(11), si_code=1, si_addr=0x4\nversion=2.2.1-edge.af9c01432cc81799905d2adfe42a1c8454f65159 (Thu Apr 18 14:10:48 2019 +0000) on \"linux_ia32\"\nthread=30164, isolate=main(0x4276b00)\n pc 0x017e06bf fp 0xff876a78 dart::ICData::NumberOfChecks() const\n pc 0x017e0fa7 fp 0xff876aa8 dart::ICData::NumberOfUsedChecks() const\n pc 0x018fe062 fp 0xff876ae8 dart::InstanceCallInstr::Canonicalize(dart::FlowGraph*)\n pc 0x018e326d fp 0xff876b28 dart::FlowGraph::Canonicalize()\n pc 0x01968c78 fp 0xff876b48 out/ReleaseIA32/dart+0x1568c78\n pc 0x019685bc fp 0xff876bb8 dart::CompilerPass::Run(dart::CompilerPassState*) const\n pc 0x019688c1 fp 0xff876be8 dart::CompilerPass::RunPipeline(dart::CompilerPass::PipelineMode, dart::CompilerPassState*)\n pc 0x019d1106 fp 0xff876f68 dart::CompileParsedFunctionHelper::Compile(dart::CompilationPipeline*)\n pc 0x019d1e68 fp 0xff877728 out/ReleaseIA32/dart+0x15d1e68\n pc 0x019d29b2 fp 0xff8777a8 dart::Compiler::CompileOptimizedFunction(dart::Thread*, dart::Function const&, int)\n pc 0x0172d737 fp 0xff8777c8 dart::TypeFeedbackLoader::LoadFeedback(dart::ReadStream*)\n pc 0x01a305e9 fp 0xff8778c8 Dart_LoadTypeFeedback\n pc 0x01568688 fp 0xff877948 dart::bin::RunMainIsolate(char const*, dart::bin::CommandLineOptions*)\n pc 0x015696f0 fp 0xff877a08 dart::bin::main(int, char**)\n pc 0x0156a054 fp 0xff877a38 main\n-- End of DumpStackTrace\n\nstderr:\nUnhandled exception:\nExpect.fail('[use type feedback] Process finished with non-zero exit code -6')\n#0 Expect._fail (package:expect/expect.dart:655:5)\n#1 Expect.fail (package:expect/expect.dart:272:5)\n#2 reportError (file:///b/s/w/ir/runtime/tests/vm/dart/snapshot_test_helper.dart:35:10)\n#3 runBinary (file:///b/s/w/ir/runtime/tests/vm/dart/snapshot_test_helper.dart:93:5)\n<asynchronous suspension>\n#4 runDart (file:///b/s/w/ir/runtime/tests/vm/dart/snapshot_test_helper.dart:56:10)\n#5 main.<anonymous closure> (file:///b/s/w/ir/runtime/tests/vm/dart/type_feedback_test.dart:38:27)\n<asynchronous suspension>\n#6 withTempDir (file:///b/s/w/ir/runtime/tests/vm/dart/snapshot_test_helper.dart:102:14)\n<asynchronous suspension>\n#7 main (file:///b/s/w/ir/runtime/tests/vm/dart/type_feedback_test.dart:28:9)\n<asynchronous suspension>\n#8 _startIsolate.<anonymous closure> (dart:isolate-patch/isolate_patch.dart:298:32)\n#9 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:171:12)\n\n--- Re-run this test:\npython tools/test.py -n dartk-optcounter-linux-release-ia32 vm/dart/type_feedback_test\n\n354 out of 1350 completed\nTests running for 5 minutes\n877 out of 1350 completed\nTests running for 10 minutes\n\nFAILED: dartk-vm release_ia32 language_2/const_list_test\nExpected: RuntimeError\nActual: Pass\n\n--- Command \"vm\" (took 05.000550s):\nDART_CONFIGURATION=ReleaseIA32 out/ReleaseIA32/dart --optimization-counter-threshold=5 --random-seed=183533533 --ignore-unrecognized-flags --packages=/b/s/w/ir/.packages /b/s/w/ir/tests/language_2/const_list_test.dart\n\nexit code:\n0\n\n--- Re-run this test:\npython tools/test.py -n dartk-optcounter-linux-release-ia32 language_2/const_list_test\n\n\nFAILED: dartk-vm release_ia32 language_2/super_test\nExpected: Fail OK\nActual: Pass\n\n--- Command \"vm\" (took 05.000290s):\nDART_CONFIGURATION=ReleaseIA32 out/ReleaseIA32/dart --optimization-counter-threshold=5 --random-seed=1842224288 --ignore-unrecognized-flags --packages=/b/s/w/ir/.packages /b/s/w/ir/tests/language_2/super_test.dart\n\nexit code:\n0\n\n--- Re-run this test:\npython tools/test.py -n dartk-optcounter-linux-release-ia32 language_2/super_test\n\n\n=== Failure summary:\n\n\nFAILED: dartk-vm release_ia32 vm/dart/type_feedback_test\nExpected: Pass\nActual: RuntimeError\n\n--- Command \"vm\" (took 23.000252s):\nDART_CONFIGURATION=ReleaseIA32 out/ReleaseIA32/dart --optimization-counter-threshold=5 --random-seed=432631103 --ignore-unrecognized-flags --packages=/b/s/w/ir/.packages /b/s/w/ir/runtime/tests/vm/dart/type_feedback_test.dart\n\nexit code:\n255\n\nstdout:\n+ out/ReleaseIA32/dart --optimization-counter-threshold=5 --random-seed=432631103 --ignore-unrecognized-flags --packages=/b/s/w/ir/.packages --save_type_feedback=/b/s/w/ita_oM2n/ITGOPP/type_feedback.bin /b/s/w/ir/runtime/tests/vm/dart/type_feedback_test.dart --child\n\nCommand stdout:\n14930352\n\n+ out/ReleaseIA32/dart --optimization-counter-threshold=5 --random-seed=432631103 --ignore-unrecognized-flags --packages=/b/s/w/ir/.packages --load_type_feedback=/b/s/w/ita_oM2n/ITGOPP/type_feedback.bin /b/s/w/ir/runtime/tests/vm/dart/type_feedback_test.dart --child\n\nCommand stderr:\n\n===== CRASH =====\nsi_signo=Segmentation fault(11), si_code=1, si_addr=0x4\nversion=2.2.1-edge.af9c01432cc81799905d2adfe42a1c8454f65159 (Thu Apr 18 14:10:48 2019 +0000) on \"linux_ia32\"\nthread=30164, isolate=main(0x4276b00)\n pc 0x017e06bf fp 0xff876a78 dart::ICData::NumberOfChecks() const\n pc 0x017e0fa7 fp 0xff876aa8 dart::ICData::NumberOfUsedChecks() const\n pc 0x018fe062 fp 0xff876ae8 dart::InstanceCallInstr::Canonicalize(dart::FlowGraph*)\n pc 0x018e326d fp 0xff876b28 dart::FlowGraph::Canonicalize()\n pc 0x01968c78 fp 0xff876b48 out/ReleaseIA32/dart+0x1568c78\n pc 0x019685bc fp 0xff876bb8 dart::CompilerPass::Run(dart::CompilerPassState*) const\n pc 0x019688c1 fp 0xff876be8 dart::CompilerPass::RunPipeline(dart::CompilerPass::PipelineMode, dart::CompilerPassState*)\n pc 0x019d1106 fp 0xff876f68 dart::CompileParsedFunctionHelper::Compile(dart::CompilationPipeline*)\n pc 0x019d1e68 fp 0xff877728 out/ReleaseIA32/dart+0x15d1e68\n pc 0x019d29b2 fp 0xff8777a8 dart::Compiler::CompileOptimizedFunction(dart::Thread*, dart::Function const&, int)\n pc 0x0172d737 fp 0xff8777c8 dart::TypeFeedbackLoader::LoadFeedback(dart::ReadStream*)\n pc 0x01a305e9 fp 0xff8778c8 Dart_LoadTypeFeedback\n pc 0x01568688 fp 0xff877948 dart::bin::RunMainIsolate(char const*, dart::bin::CommandLineOptions*)\n pc 0x015696f0 fp 0xff877a08 dart::bin::main(int, char**)\n pc 0x0156a054 fp 0xff877a38 main\n-- End of DumpStackTrace\n\nrunning [use type feedback] out/ReleaseIA32/dart --optimization-counter-threshold=5 --random-seed=432631103 --ignore-unrecognized-flags --packages=/b/s/w/ir/.packages --load_type_feedback=/b/s/w/ita_oM2n/ITGOPP/type_feedback.bin /b/s/w/ir/runtime/tests/vm/dart/type_feedback_test.dart --child:\n\nCommand stderr:\n\n===== CRASH =====\nsi_signo=Segmentation fault(11), si_code=1, si_addr=0x4\nversion=2.2.1-edge.af9c01432cc81799905d2adfe42a1c8454f65159 (Thu Apr 18 14:10:48 2019 +0000) on \"linux_ia32\"\nthread=30164, isolate=main(0x4276b00)\n pc 0x017e06bf fp 0xff876a78 dart::ICData::NumberOfChecks() const\n pc 0x017e0fa7 fp 0xff876aa8 dart::ICData::NumberOfUsedChecks() const\n pc 0x018fe062 fp 0xff876ae8 dart::InstanceCallInstr::Canonicalize(dart::FlowGraph*)\n pc 0x018e326d fp 0xff876b28 dart::FlowGraph::Canonicalize()\n pc 0x01968c78 fp 0xff876b48 out/ReleaseIA32/dart+0x1568c78\n pc 0x019685bc fp 0xff876bb8 dart::CompilerPass::Run(dart::CompilerPassState*) const\n pc 0x019688c1 fp 0xff876be8 dart::CompilerPass::RunPipeline(dart::CompilerPass::PipelineMode, dart::CompilerPassState*)\n pc 0x019d1106 fp 0xff876f68 dart::CompileParsedFunctionHelper::Compile(dart::CompilationPipeline*)\n pc 0x019d1e68 fp 0xff877728 out/ReleaseIA32/dart+0x15d1e68\n pc 0x019d29b2 fp 0xff8777a8 dart::Compiler::CompileOptimizedFunction(dart::Thread*, dart::Function const&, int)\n pc 0x0172d737 fp 0xff8777c8 dart::TypeFeedbackLoader::LoadFeedback(dart::ReadStream*)\n pc 0x01a305e9 fp 0xff8778c8 Dart_LoadTypeFeedback\n pc 0x01568688 fp 0xff877948 dart::bin::RunMainIsolate(char const*, dart::bin::CommandLineOptions*)\n pc 0x015696f0 fp 0xff877a08 dart::bin::main(int, char**)\n pc 0x0156a054 fp 0xff877a38 main\n-- End of DumpStackTrace\n\nstderr:\nUnhandled exception:\nExpect.fail('[use type feedback] Process finished with non-zero exit code -6')\n#0 Expect._fail (package:expect/expect.dart:655:5)\n#1 Expect.fail (package:expect/expect.dart:272:5)\n#2 reportError (file:///b/s/w/ir/runtime/tests/vm/dart/snapshot_test_helper.dart:35:10)\n#3 runBinary (file:///b/s/w/ir/runtime/tests/vm/dart/snapshot_test_helper.dart:93:5)\n<asynchronous suspension>\n#4 runDart (file:///b/s/w/ir/runtime/tests/vm/dart/snapshot_test_helper.dart:56:10)\n#5 main.<anonymous closure> (file:///b/s/w/ir/runtime/tests/vm/dart/type_feedback_test.dart:38:27)\n<asynchronous suspension>\n#6 withTempDir (file:///b/s/w/ir/runtime/tests/vm/dart/snapshot_test_helper.dart:102:14)\n<asynchronous suspension>\n#7 main (file:///b/s/w/ir/runtime/tests/vm/dart/type_feedback_test.dart:28:9)\n<asynchronous suspension>\n#8 _startIsolate.<anonymous closure> (dart:isolate-patch/isolate_patch.dart:298:32)\n#9 _RawReceivePortImpl._handleMessage (dart:isolate-patch/isolate_patch.dart:171:12)\n\n--- Re-run this test:\npython tools/test.py -n dartk-optcounter-linux-release-ia32 vm/dart/type_feedback_test\n\n\nFAILED: dartk-vm release_ia32 language_2/const_list_test\nExpected: RuntimeError\nActual: Pass\n\n--- Command \"vm\" (took 05.000550s):\nDART_CONFIGURATION=ReleaseIA32 out/ReleaseIA32/dart --optimization-counter-threshold=5 --random-seed=183533533 --ignore-unrecognized-flags --packages=/b/s/w/ir/.packages /b/s/w/ir/tests/language_2/const_list_test.dart\n\nexit code:\n0\n\n--- Re-run this test:\npython tools/test.py -n dartk-optcounter-linux-release-ia32 language_2/const_list_test\n\n\nFAILED: dartk-vm release_ia32 language_2/super_test\nExpected: Fail OK\nActual: Pass\n\n--- Command \"vm\" (took 05.000290s):\nDART_CONFIGURATION=ReleaseIA32 out/ReleaseIA32/dart --optimization-counter-threshold=5 --random-seed=1842224288 --ignore-unrecognized-flags --packages=/b/s/w/ir/.packages /b/s/w/ir/tests/language_2/super_test.dart\n\nexit code:\n0\n\n--- Re-run this test:\npython tools/test.py -n dartk-optcounter-linux-release-ia32 language_2/super_test\n\n\n\n===\n=== 3 tests failed\n===\n\n\n--- Total time: 14:53 ---\n0:00:45.423442 - vm - dartk-vm release_ia32/vm/dart/stack_overflow_shared_test\n0:00:30.852202 - vm - dartk-vm release_ia32/service/debugger_location_second_test\n0:00:30.239015 - vm - dartk-vm release_ia32/service/awaiter_async_stack_contents_test\n0:00:30.089046 - vm - dartk-vm release_ia32/service/unused_changes_in_last_reload_test\n0:00:30.080064 - vm - dartk-vm release_ia32/service/async_step_out_test\n0:00:30.070145 - vm - dartk-vm release_ia32/service/causal_async_star_stack_contents_test\n0:00:29.281228 - vm - dartk-vm release_ia32/service/evaluate_function_type_parameters_test\n0:00:29.142088 - vm - dartk-vm release_ia32/service/reload_sources_test\n0:00:29.103757 - vm - dartk-vm release_ia32/service/step_through_property_set_test\n0:00:29.059297 - vm - dartk-vm release_ia32/service/regress_34841_test\n0:00:28.551664 - vm - dartk-vm release_ia32/service/get_stack_rpc_test\n0:00:28.510447 - vm - dartk-vm release_ia32/service/break_on_function_test\n0:00:28.215394 - vm - dartk-vm release_ia32/service/metrics_test\n0:00:27.287528 - vm - dartk-vm release_ia32/service/vm_timeline_flags_test\n0:00:27.088416 - vm - dartk-vm release_ia32/service/step_through_setter_test\n0:00:26.789506 - vm - dartk-vm release_ia32/service/next_through_call_on_field_in_class_test\n0:00:26.535127 - vm - dartk-vm release_ia32/service/step_through_getter_test\n0:00:25.206395 - vm - dartk-vm release_ia32/service/next_through_simple_async_test\n0:00:23.252575 - vm - dartk-vm release_ia32/vm/dart/type_feedback_test\n0:00:23.065442 - vm - dartk-vm release_ia32/standalone_2/io/socket_cross_process_test\nINFO: Core dump archiving is activated\nINFO: No unexpected crashes recorded\n", "outputs_ref": { "isolated": "405e63431b8b5d024b066323266898501c9f0c27", "isolatedserver": "https://isolateserver.appspot.com", "namespace": "default-gzip" }, "run_id": "4449b6cdf285af11", "server_versions": [ "4260-fb32526" ], "started_ts": "2019-04-18T14:47:23.023070", "state": "COMPLETED", "tags": [ "build_is_experimental:false", "buildername:vm-kernel-optcounter-threshold-linux-release-ia32", "buildnumber:2875", "cpu:x86-64", "data:6ce84ced4b2b613e8a889d06d8e33d1e6e4b6e90", "master:client.dart", "name:vm", "os:Linux", "pool:dart.tests", "priority:25", "service_account:none", "slavename:luci-dart-try-xenial-8-ti3t", "spec_name:dart.ci.sandbox:vm-kernel-optcounter-threshold-linux-release-ia32", "stepname:vm tests_shard_2", "swarming.pool.template:none", "swarming.pool.version:e92b70e5906b78622d57ed770afb642ca59ad5d3", "user:None" ], "task_id": "4449b6cdf285af10", "try_number": "1" } ] }