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{ "shards": [ { "bot_dimensions": [ { "key": "caches", "value": [ "swarming_module_cache_vpython" ] }, { "key": "cores", "value": [ "8" ] }, { "key": "cpu", "value": [ "x86", "x86-64", "x86-64-Haswell_GCE", "x86-64-avx2" ] }, { "key": "gce", "value": [ "1" ] }, { "key": "gpu", "value": [ "none" ] }, { "key": "id", "value": [ "trusty-dart-68765ebb-us-central1-b-701s" ] }, { "key": "image", "value": [ "chrome-trusty-18091700-38cc06ee3ee" ] }, { "key": "inside_docker", "value": [ "0" ] }, { "key": "kvm", "value": [ "1" ] }, { "key": "machine_type", "value": [ "n1-standard-8" ] }, { "key": "os", "value": [ "Linux", "Ubuntu", "Ubuntu-14.04" ] }, { "key": "pool", "value": [ "dart.tests" ] }, { "key": "python", "value": [ "2.7.6" ] }, { "key": "server_version", "value": [ "4211-90dafba" ] }, { "key": "zone", "value": [ "us", "us-central", "us-central1", "us-central1-b" ] } ], "bot_id": "trusty-dart-68765ebb-us-central1-b-701s", "bot_version": "a1949c9c9626232734f8c6a011db49db86c0d07bdcf5444a07f04046abeaa3cd", "cipd_pins": { "client_package": { "package_name": "infra/tools/cipd/linux-amd64", "version": "nFftZl2kFquaI2EUmPGwzbc5sIbCocl9L55UeASqlLsC" }, "packages": [ { "package_name": "infra/python/cpython/linux-amd64", "path": ".swarming_module", "version": "46c0c897ca0f053799ee41fd148bb7a47232df47" }, { "package_name": "infra/tools/luci/logdog/butler/linux-amd64", "path": ".swarming_module", "version": "2737ea8ed9b958f4d5aa9ffe106115a649ada241" }, { "package_name": "infra/tools/luci/vpython-native/linux-amd64", "path": ".swarming_module", "version": "OAXVAmcUSrvDygYUrCDzv20LRono9938YOHPu0zKowgC" }, { "package_name": "infra/tools/luci/vpython/linux-amd64", "path": ".swarming_module", "version": "ucaOciwAE9aweCUDOrmSvyiwrjmbywuB0NzAGUXIHjAC" }, { "package_name": "dart/dart-sdk/linux-amd64", "path": "tools/sdks", "version": "0mif3p5VDiK4NB-FSkD7AjBGlVerWGUqnp0CptV-yoIC" } ] }, "completed_ts": "2019-03-20T17:31:46.539283", "costs_usd": [ 0.018800366384938778 ], "created_ts": "2019-03-20T17:29:01.342146", "duration": 142.97405004501343, "modified_ts": "2019-03-20T17:31:46.539283", "name": "vm tests_shard_6/Linux/1110120321/vm-kernel-optcounter-threshold-linux-release-x64-try/461", "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-x64(architecture: x64, compiler: dartk, mode: release, runtime: vm, system: linux, builder-tag: optimization_counter_threshold, vm-options: [--optimization-counter-threshold=5], 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\n dartk-optcounter-linux-release-x64(architecture: x64, compiler: dartk, mode: release, runtime: vm, system: linux, builder-tag: optimization_counter_threshold, vm-options: [--optimization-counter-threshold=5], dart2js-options: [], timeout: null, preview-dart-2)\nSuites tested: observatory_ui\nTotal: 819 tests\n * 50 tests will be skipped (38 skipped by design)\n * 2 tests are expected to be flaky but not crash\n * 5 tests are expected to flaky crash\n * 722 tests are expected to pass\n * 2 tests are expected to fail that we won't fix\n * 35 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 * 3 could not be categorized or are in multiple categories\n\n\nFAILED: dartk-vm release_x64 language_2/spread_collections/await_test\nExpected: CompileTimeError\nActual: DartkCrash\n\n--- Command \"vm\" (took 01.000142s):\nDART_CONFIGURATION=ReleaseX64 out/ReleaseX64/dart --optimization-counter-threshold=5 --enable-experiment=spread-collections --ignore-unrecognized-flags --packages=/b/s/w/ir/.packages /b/s/w/ir/tests/language_2/spread_collections/await_test.dart\n\nexit code:\n252\n\nstderr:\nNoSuchMethodError: The method '&' was called on null.\nReceiver: null\nTried calling: &(7)\n#0 Object.noSuchMethod (dart:core/runtime/lib/object_patch.dart:50:5)\n#1 BinaryPrinter.visitVariableGet (package:kernel/binary/ast_to_binary.dart:1279:15)\n#2 VariableGet.accept (package:kernel/ast.dart:2258:36)\n#3 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#4 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#5 BinaryPrinter.visitMethodInvocation (package:kernel/binary/ast_to_binary.dart:1384:5)\n#6 MethodInvocation.accept (package:kernel/ast.dart:2857:36)\n#7 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#8 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#9 BinaryPrinter.visitVariableSet (package:kernel/binary/ast_to_binary.dart:1308:7)\n#10 VariableSet.accept (package:kernel/ast.dart:2285:36)\n#11 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#12 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#13 BinaryPrinter.visitExpressionStatement (package:kernel/binary/ast_to_binary.dart:1698:5)\n#14 ExpressionStatement.accept (package:kernel/ast.dart:3853:35)\n#15 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#16 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#17 BinaryPrinter.writeNodeList (package:kernel/binary/ast_to_binary.dart:290:7)\n#18 BinaryPrinter.visitBlock (package:kernel/binary/ast_to_binary.dart:1706:5)\n#19 Block.accept (package:kernel/ast.dart:3881:35)\n#20 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#21 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#22 BinaryPrinter.visitLabeledStatement (package:kernel/binary/ast_to_binary.dart:1740:5)\n#23 LabeledStatement.accept (package:kernel/ast.dart:3984:35)\n#24 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#25 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#26 BinaryPrinter.writeNodeList (package:kernel/binary/ast_to_binary.dart:290:7)\n#27 BinaryPrinter.visitBlock (package:kernel/binary/ast_to_binary.dart:1706:5)\n#28 Block.accept (package:kernel/ast.dart:3881:35)\n#29 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#30 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#31 BinaryPrinter.visitTryCatch (package:kernel/binary/ast_to_binary.dart:1855:5)\n#32 TryCatch.accept (package:kernel/ast.dart:4327:35)\n#33 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#34 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#35 BinaryPrinter.writeOptionalNode (package:kernel/binary/ast_to_binary.dart:457:7)\n#36 BinaryPrinter.visitFunctionNode (package:kernel/binary/ast_to_binary.dart:1261:5)\n#37 FunctionNode.accept (package:kernel/ast.dart:2111:30)\n#38 BinaryPrinter.writeFunctionNode (package:kernel/binary/ast_to_binary.dart:378:10)\n#39 BinaryPrinter.visitFunctionDeclaration (package:kernel/binary/ast_to_binary.dart:1931:5)\n#40 FunctionDeclaration.accept (package:kernel/ast.dart:4622:35)\n#41 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#42 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#43 BinaryPrinter.writeNodeList (package:kernel/binary/ast_to_binary.dart:290:7)\n#44 BinaryPrinter.visitBlock (package:kernel/binary/ast_to_binary.dart:1706:5)\n#45 Block.accept (package:kernel/ast.dart:3881:35)\n#46 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#47 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#48 BinaryPrinter.writeOptionalNode (package:kernel/binary/ast_to_binary.dart:457:7)\n#49 BinaryPrinter.visitFunctionNode (package:kernel/binary/ast_to_binary.dart:1261:5)\n#50 FunctionNode.accept (package:kernel/ast.dart:2111:30)\n#51 BinaryPrinter.writeFunctionNode (package:kernel/binary/ast_to_binary.dart:378:10)\n#52 BinaryPrinter.writeOptionalFunctionNode (package:kernel/binary/ast_to_binary.dart:466:7)\n#53 BinaryPrinter.visitProcedure (package:kernel/binary/ast_to_binary.dart:1137:5)\n#54 Procedure.accept (package:kernel/ast.dart:1773:32)\n#55 BinaryPrinter.writeProcedureNode (package:kernel/binary/ast_to_binary.dart:399:10)\n#56 BinaryPrinter.writeProcedureNodeList (package:kernel/binary/ast_to_binary.dart:299:7)\n#57 BinaryPrinter.visitLibrary (package:kernel/binary/ast_to_binary.dart:921:5)\n#58 Library.accept (package:kernel/ast.dart:435:30)\n#59 BinaryPrinter.writeLibraryNode (package:kernel/binary/ast_to_binary.dart:392:10)\n#60 LimitedBinaryPrinter.writeLibraries (package:kernel/binary/limited_ast_to_binary.dart:49:31)\n#61 BinaryPrinter.writeComponentFile (package:kernel/binary/ast_to_binary.dart:533:5)\n#62 serializeComponent (package:front_end/src/fasta/kernel/utils.dart:69:11)\n#63 _processLoadRequest (file:///b/s/w/ir/cache/builder/sdk/pkg/vm/bin/kernel_service.dart:593:11)\n<asynchronous suspension>\n#64 _RawReceivePortImpl._handleMessage (dart:isolate/runtime/lib/isolate_patch.dart:171:12)\n\n--- Re-run this test:\npython tools/test.py -n dartk-optcounter-linux-release-x64 language_2/spread_collections/await_test\n\n\nFAILED: dartk-vm release_x64 language_2/spread_collections/syntax_test\nExpected: CompileTimeError\nActual: Pass\n\n--- Command \"vm\" (took 01.000362s):\nDART_CONFIGURATION=ReleaseX64 out/ReleaseX64/dart --optimization-counter-threshold=5 --enable-experiment=spread-collections --ignore-unrecognized-flags --packages=/b/s/w/ir/.packages /b/s/w/ir/tests/language_2/spread_collections/syntax_test.dart\n\nexit code:\n0\n\n--- Re-run this test:\npython tools/test.py -n dartk-optcounter-linux-release-x64 language_2/spread_collections/syntax_test\n\n\nFAILED: dartk-vm release_x64 language_2/spread_collections/spread_test\nExpected: CompileTimeError\nActual: Pass\n\n--- Command \"vm\" (took 01.000635s):\nDART_CONFIGURATION=ReleaseX64 out/ReleaseX64/dart --optimization-counter-threshold=5 --enable-experiment=spread-collections --ignore-unrecognized-flags --packages=/b/s/w/ir/.packages /b/s/w/ir/tests/language_2/spread_collections/spread_test.dart\n\nexit code:\n0\n\n--- Re-run this test:\npython tools/test.py -n dartk-optcounter-linux-release-x64 language_2/spread_collections/spread_test\n\n\n=== Failure summary:\n\n\nFAILED: dartk-vm release_x64 language_2/spread_collections/await_test\nExpected: CompileTimeError\nActual: DartkCrash\n\n--- Command \"vm\" (took 01.000142s):\nDART_CONFIGURATION=ReleaseX64 out/ReleaseX64/dart --optimization-counter-threshold=5 --enable-experiment=spread-collections --ignore-unrecognized-flags --packages=/b/s/w/ir/.packages /b/s/w/ir/tests/language_2/spread_collections/await_test.dart\n\nexit code:\n252\n\nstderr:\nNoSuchMethodError: The method '&' was called on null.\nReceiver: null\nTried calling: &(7)\n#0 Object.noSuchMethod (dart:core/runtime/lib/object_patch.dart:50:5)\n#1 BinaryPrinter.visitVariableGet (package:kernel/binary/ast_to_binary.dart:1279:15)\n#2 VariableGet.accept (package:kernel/ast.dart:2258:36)\n#3 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#4 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#5 BinaryPrinter.visitMethodInvocation (package:kernel/binary/ast_to_binary.dart:1384:5)\n#6 MethodInvocation.accept (package:kernel/ast.dart:2857:36)\n#7 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#8 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#9 BinaryPrinter.visitVariableSet (package:kernel/binary/ast_to_binary.dart:1308:7)\n#10 VariableSet.accept (package:kernel/ast.dart:2285:36)\n#11 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#12 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#13 BinaryPrinter.visitExpressionStatement (package:kernel/binary/ast_to_binary.dart:1698:5)\n#14 ExpressionStatement.accept (package:kernel/ast.dart:3853:35)\n#15 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#16 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#17 BinaryPrinter.writeNodeList (package:kernel/binary/ast_to_binary.dart:290:7)\n#18 BinaryPrinter.visitBlock (package:kernel/binary/ast_to_binary.dart:1706:5)\n#19 Block.accept (package:kernel/ast.dart:3881:35)\n#20 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#21 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#22 BinaryPrinter.visitLabeledStatement (package:kernel/binary/ast_to_binary.dart:1740:5)\n#23 LabeledStatement.accept (package:kernel/ast.dart:3984:35)\n#24 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#25 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#26 BinaryPrinter.writeNodeList (package:kernel/binary/ast_to_binary.dart:290:7)\n#27 BinaryPrinter.visitBlock (package:kernel/binary/ast_to_binary.dart:1706:5)\n#28 Block.accept (package:kernel/ast.dart:3881:35)\n#29 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#30 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#31 BinaryPrinter.visitTryCatch (package:kernel/binary/ast_to_binary.dart:1855:5)\n#32 TryCatch.accept (package:kernel/ast.dart:4327:35)\n#33 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#34 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#35 BinaryPrinter.writeOptionalNode (package:kernel/binary/ast_to_binary.dart:457:7)\n#36 BinaryPrinter.visitFunctionNode (package:kernel/binary/ast_to_binary.dart:1261:5)\n#37 FunctionNode.accept (package:kernel/ast.dart:2111:30)\n#38 BinaryPrinter.writeFunctionNode (package:kernel/binary/ast_to_binary.dart:378:10)\n#39 BinaryPrinter.visitFunctionDeclaration (package:kernel/binary/ast_to_binary.dart:1931:5)\n#40 FunctionDeclaration.accept (package:kernel/ast.dart:4622:35)\n#41 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#42 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#43 BinaryPrinter.writeNodeList (package:kernel/binary/ast_to_binary.dart:290:7)\n#44 BinaryPrinter.visitBlock (package:kernel/binary/ast_to_binary.dart:1706:5)\n#45 Block.accept (package:kernel/ast.dart:3881:35)\n#46 BinaryPrinter.writeNode (package:kernel/binary/ast_to_binary.dart:371:10)\n#47 LimitedBinaryPrinter.writeNode (package:kernel/binary/limited_ast_to_binary.dart:56:11)\n#48 BinaryPrinter.writeOptionalNode (package:kernel/binary/ast_to_binary.dart:457:7)\n#49 BinaryPrinter.visitFunctionNode (package:kernel/binary/ast_to_binary.dart:1261:5)\n#50 FunctionNode.accept (package:kernel/ast.dart:2111:30)\n#51 BinaryPrinter.writeFunctionNode (package:kernel/binary/ast_to_binary.dart:378:10)\n#52 BinaryPrinter.writeOptionalFunctionNode (package:kernel/binary/ast_to_binary.dart:466:7)\n#53 BinaryPrinter.visitProcedure (package:kernel/binary/ast_to_binary.dart:1137:5)\n#54 Procedure.accept (package:kernel/ast.dart:1773:32)\n#55 BinaryPrinter.writeProcedureNode (package:kernel/binary/ast_to_binary.dart:399:10)\n#56 BinaryPrinter.writeProcedureNodeList (package:kernel/binary/ast_to_binary.dart:299:7)\n#57 BinaryPrinter.visitLibrary (package:kernel/binary/ast_to_binary.dart:921:5)\n#58 Library.accept (package:kernel/ast.dart:435:30)\n#59 BinaryPrinter.writeLibraryNode (package:kernel/binary/ast_to_binary.dart:392:10)\n#60 LimitedBinaryPrinter.writeLibraries (package:kernel/binary/limited_ast_to_binary.dart:49:31)\n#61 BinaryPrinter.writeComponentFile (package:kernel/binary/ast_to_binary.dart:533:5)\n#62 serializeComponent (package:front_end/src/fasta/kernel/utils.dart:69:11)\n#63 _processLoadRequest (file:///b/s/w/ir/cache/builder/sdk/pkg/vm/bin/kernel_service.dart:593:11)\n<asynchronous suspension>\n#64 _RawReceivePortImpl._handleMessage (dart:isolate/runtime/lib/isolate_patch.dart:171:12)\n\n--- Re-run this test:\npython tools/test.py -n dartk-optcounter-linux-release-x64 language_2/spread_collections/await_test\n\n\nFAILED: dartk-vm release_x64 language_2/spread_collections/syntax_test\nExpected: CompileTimeError\nActual: Pass\n\n--- Command \"vm\" (took 01.000362s):\nDART_CONFIGURATION=ReleaseX64 out/ReleaseX64/dart --optimization-counter-threshold=5 --enable-experiment=spread-collections --ignore-unrecognized-flags --packages=/b/s/w/ir/.packages /b/s/w/ir/tests/language_2/spread_collections/syntax_test.dart\n\nexit code:\n0\n\n--- Re-run this test:\npython tools/test.py -n dartk-optcounter-linux-release-x64 language_2/spread_collections/syntax_test\n\n\nFAILED: dartk-vm release_x64 language_2/spread_collections/spread_test\nExpected: CompileTimeError\nActual: Pass\n\n--- Command \"vm\" (took 01.000635s):\nDART_CONFIGURATION=ReleaseX64 out/ReleaseX64/dart --optimization-counter-threshold=5 --enable-experiment=spread-collections --ignore-unrecognized-flags --packages=/b/s/w/ir/.packages /b/s/w/ir/tests/language_2/spread_collections/spread_test.dart\n\nexit code:\n0\n\n--- Re-run this test:\npython tools/test.py -n dartk-optcounter-linux-release-x64 language_2/spread_collections/spread_test\n\n\n\n===\n=== 3 tests failed\n===\n\n\n--- Total time: 02:20 ---\n0:00:13.017058 - vm - dartk-vm release_x64/service/rewind_test\n0:00:11.645925 - vm - dartk-vm release_x64/service/simple_reload_test\n0:00:11.205975 - vm - dartk-vm release_x64/service/bad_reload_test\n0:00:10.740577 - vm - dartk-vm release_x64/service/evaluate_activation_test/scope\n0:00:10.735260 - vm - dartk-vm release_x64/service/async_scope_test\n0:00:10.584166 - vm - dartk-vm release_x64/service/break_on_activation_test\n0:00:10.545937 - vm - dartk-vm release_x64/service/causal_async_stack_presence_test\n0:00:10.498582 - vm - dartk-vm release_x64/service/get_retained_size_rpc_test\n0:00:10.460948 - vm - dartk-vm release_x64/service/evaluate_in_frame_with_scope_test\n0:00:10.370391 - vm - dartk-vm release_x64/service/string_escaping_test\n0:00:10.341984 - vm - dartk-vm release_x64/service/tcp_socket_service_test\n0:00:10.286473 - vm - dartk-vm release_x64/service/udp_socket_service_test\n0:00:10.284701 - vm - dartk-vm release_x64/service/evaluate_activation_test/none\n0:00:10.128304 - vm - dartk-vm release_x64/service/evaluate_activation_test/instance\n0:00:09.879200 - vm - dartk-vm release_x64/service/mixin_break_test\n0:00:09.877184 - vm - dartk-vm release_x64/service/pause_on_exceptions_test\n0:00:09.100946 - vm - dartk-vm release_x64/service/inbound_references_test\n0:00:09.052779 - vm - dartk-vm release_x64/service/step_test\n0:00:08.974076 - vm - dartk-vm release_x64/service/step_through_for_each_sync_star_test\n0:00:08.961094 - vm - dartk-vm release_x64/service/regress_28443_test\nINFO: Core dump archiving is activated\nINFO: No unexpected crashes recorded\n", "outputs_ref": { "isolated": "56b1a2e5d041b2eba9543fbdf625e9d419abda87", "isolatedserver": "https://isolateserver.appspot.com", "namespace": "default-gzip" }, "run_id": "43b4f7b4b1363c11", "server_versions": [ "4211-90dafba" ], "started_ts": "2019-03-20T17:29:04.125187", "state": "COMPLETED", "tags": [ "build_is_experimental:false", "buildername:vm-kernel-optcounter-threshold-linux-release-x64-try", "buildnumber:461", "cpu:x86-64", "data:11101203215855e32304ddfc0a3e23874dfa7426", "gerrit:https://dart-review.googlesource.com/c/97330/4", "master:dart.try", "name:vm", "os:Linux", "pool:dart.tests", "priority:25", "service_account:none", "slavename:trusty-dart-68765ebb-us-central1-b-7vlg", "spec_name:dart.try:vm-kernel-optcounter-threshold-linux-release-x64-try", "stepname:vm tests_shard_6", "swarming.pool.template:none", "swarming.pool.version:75a6392ec378b2df39baa0922f4cf8137aeea1a3", "user:None" ], "task_id": "43b4f7b4b1363c10", "try_number": "1" } ] }