Console log: 'System.Net.Http.Functional.Tests' from job be1a20d5-b78e-45c3-9c2f-7a3ae7d6abd8 workitem 19f765a9-0681-4865-b44e-8d231f4e278e (osx.15.amd64.open) executed on machine dci-mac-build-295 running macOS-15.7 + export __TestArchitecture=x64 + __TestArchitecture=x64 + find /tmp/helix/working/B87D0A33/p -name createdump + xargs -n 1 codesign -s - -f --preserve-metadata=entitlements /tmp/helix/working/B87D0A33/p/shared/Microsoft.NETCore.App/12.0.0/createdump: replacing existing signature + ./RunTests.sh --runtime-path /tmp/helix/working/B87D0A33/p ========================= Begin custom configuration settings ============================== export __IsXUnitLogCheckerSupported=1 export XUNIT_HIDE_PASSING_OUTPUT_DIAGNOSTICS=1 ========================== End custom configuration settings =============================== ----- start Thu Sep 10 05:12:32 PDT 2026 =============== To repro directly: ===================================================== pushd . /tmp/helix/working/B87D0A33/p/dotnet exec --runtimeconfig System.Net.Http.Functional.Tests.runtimeconfig.json --depsfile System.Net.Http.Functional.Tests.deps.json xunit.console.dll System.Net.Http.Functional.Tests.dll -xml testResults.xml -nologo -nocolor -trait category=OuterLoop -notrait category=IgnoreForCI -notrait category=failing popd =========================================================================================================== /private/tmp/helix/working/B87D0A33/w/9D7508CD/e /private/tmp/helix/working/B87D0A33/w/9D7508CD/e Discovering: System.Net.Http.Functional.Tests (method display = ClassAndMethod, method display options = None) Discovered: System.Net.Http.Functional.Tests (found 263 of 2047 test cases) Starting: System.Net.Http.Functional.Tests (parallel test collections = on [6 threads], stop on fail = off) System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientMiniStress_NoVersion.MakeAndFaultManyRequests [SKIP] Condition(s) not met: "IsStressModeEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientMiniStress_NoVersion.CreateAndDestroyManyClients [SKIP] Condition(s) not met: "IsStressModeEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientMiniStress_NoVersion.ManyClients_ManyGets [SKIP] Condition(s) not met: "IsStressModeEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientMiniStress_NoVersion.SingleClient_ManyGets_Sync [SKIP] Condition(s) not met: "IsStressModeEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientMiniStress_NoVersion.UnreadResponseMessage_Collectible [SKIP] Condition(s) not met: "IsStressModeEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientMiniStress_NoVersion.SingleClient_ManyGets_Async [SKIP] Condition(s) not met: "IsStressModeEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientMiniStress_Http2.UnreadResponseMessage_Collectible [SKIP] Condition(s) not met: "IsStressModeEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientMiniStress_Http2.ManyClients_ManyGets [SKIP] Condition(s) not met: "IsStressModeEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientMiniStress_Http2.SingleClient_ManyGets_Async [SKIP] Condition(s) not met: "IsStressModeEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientMiniStress_Http2.MakeAndFaultManyRequests [SKIP] Condition(s) not met: "IsStressModeEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientMiniStress_Http2.SingleClient_ManyGets_Sync [SKIP] Condition(s) not met: "IsStressModeEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientMiniStress_Http11.UnreadResponseMessage_Collectible [SKIP] Condition(s) not met: "IsStressModeEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientMiniStress_Http11.MakeAndFaultManyRequests [SKIP] Condition(s) not met: "IsStressModeEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientMiniStress_Http11.ManyClients_ManyPosts_Async [SKIP] Condition(s) not met: "IsStressModeEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientMiniStress_Http11.SingleClient_ManyGets_Async [SKIP] Condition(s) not met: "IsStressModeEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientMiniStress_Http11.SingleClient_ManyGets_Sync [SKIP] Condition(s) not met: "IsStressModeEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientMiniStress_Http11.ManyClients_ManyGets [SKIP] Condition(s) not met: "IsStressModeEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_DefaultCredentialsTest.UseDefaultCredentials_SetFalse_Unauthorized [SKIP] Condition(s) not met: "ServerAuthenticationTestsEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_DefaultCredentialsTest.Credentials_SetToWrappedDefaultCredential_ConnectAsCurrentIdentity [SKIP] Condition(s) not met: "ServerAuthenticationTestsEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_DefaultCredentialsTest.UseDefaultCredentials_SetTrue_ConnectAsCurrentIdentity [SKIP] Condition(s) not met: "ServerAuthenticationTestsEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_DefaultCredentialsTest.UseDefaultCredentials_DefaultValue_Unauthorized [SKIP] Condition(s) not met: "ServerAuthenticationTestsEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_DefaultCredentialsTest.Credentials_SetToBadCredential_Unauthorized [SKIP] Condition(s) not met: "ServerAuthenticationTestsEnabled" System.Net.Http.Functional.Tests.SocketsHttpHandler_DefaultCredentialsTest.Proxy_UseAuthenticatedProxyWithWrappedDefaultCredentials_OK [SKIP] Condition(s) not met: "DomainProxyTestsEnabled" System.Net.Http.Functional.Tests.NtAuthTests.PostAsync_NtAuthServer_UseExpect100Header_Success [SKIP] Condition(s) not met: "IsWindows" System.Net.Http.Functional.Tests.NtAuthTests.GetAsync_NtAuthServer_ExpectedStatusCode [SKIP] Condition(s) not met: "IsWindows" System.Net.Http.Functional.Tests.HttpClientHandler_RemoteServerTest.SendAsync_RequestVersion20_ResponseVersion20 [SKIP] Condition(s) not met: "IsWindows10Version1607OrGreater" System.Net.Http.Functional.Tests.SocketsHttpHandler_ResponseStreamTest.BrowserHttpHandler_StreamingResponseLarge [SKIP] Condition(s) not met: "IsBrowser" Unhandled exception. Xunit.Sdk.NullException: Assert.Null() Failure: Value is not null Expected: null Actual: "The server received a PING after reaching max wind"··· at Xunit.Assert.Null(Object object) in /_/src/arcade/src/Microsoft.DotNet.XUnitAssert/src/NullAsserts.cs:line 88 at System.Net.Http.Functional.Tests.SocketsHttpHandler_Http2FlowControl_Test.TestClientWindowScalingAsync(TimeSpan networkDelay, TimeSpan slowBandwidthSimDelay, Int32 bytesToDownload, ITestOutputHelper output, Int32 dataPerFrame, Int32 maxWindowForPingStopValidation) in /_/src/libraries/System.Net.Http/tests/FunctionalTests/SocketsHttpHandlerTest.Http2FlowControl.cs:line 277 at System.Net.Http.Functional.Tests.SocketsHttpHandler_Http2FlowControl_Test.g__RunTest|10_0() in /_/src/libraries/System.Net.Http/tests/FunctionalTests/SocketsHttpHandlerTest.Http2FlowControl.cs:line 127 at Microsoft.DotNet.RemoteExecutor.Program.Main(String[] args) in /_/src/arcade/src/Microsoft.DotNet.RemoteExecutor/src/Program.cs:line 65 --- End of stack trace from previous location --- at Microsoft.DotNet.RemoteExecutor.Program.Main(String[] args) in /_/src/arcade/src/Microsoft.DotNet.RemoteExecutor/src/Program.cs:line 97 [createdump] Gathering state for process 4680 [createdump] Crashing thread 128d2 signal 6 (0006) [createdump] Writing crash report to file /cores/coredump.4680.dmp.crashreport.json [createdump] Crash report successfully written [createdump] Writing minidump with heap to file /cores/coredump.4680.dmp [createdump] Written 797147464 bytes (194616 pages) to core file [createdump] Target process is alive [createdump] Dump successfully written in 2203ms System.Net.Http.Functional.Tests.SocketsHttpHandler_Http2FlowControl_Test.MaxStreamWindowSize_WhenSet_WindowDoesNotScaleAboveMaximum [FAIL] Microsoft.DotNet.RemoteExecutor.RemoteExecutionException : Remote process failed with an unhandled exception. Stack Trace: Child exception: Xunit.Sdk.NullException: Assert.Null() Failure: Value is not null Expected: null Actual: "The server received a PING after reaching max wind"··· /_/src/libraries/System.Net.Http/tests/FunctionalTests/SocketsHttpHandlerTest.Http2FlowControl.cs(277,0): at System.Net.Http.Functional.Tests.SocketsHttpHandler_Http2FlowControl_Test.TestClientWindowScalingAsync(TimeSpan networkDelay, TimeSpan slowBandwidthSimDelay, Int32 bytesToDownload, ITestOutputHelper output, Int32 dataPerFrame, Int32 maxWindowForPingStopValidation) /_/src/libraries/System.Net.Http/tests/FunctionalTests/SocketsHttpHandlerTest.Http2FlowControl.cs(127,0): at System.Net.Http.Functional.Tests.SocketsHttpHandler_Http2FlowControl_Test.g__RunTest|10_0() /_/src/arcade/src/Microsoft.DotNet.RemoteExecutor/src/Program.cs(65,0): at Microsoft.DotNet.RemoteExecutor.Program.Main(String[] args) Child process: System.Net.Http.Functional.Tests, Version=11.0.0.0, Culture=neutral, PublicKeyToken=cc7b13ffcd2ddd51 System.Net.Http.Functional.Tests.SocketsHttpHandler_Http2FlowControl_Test System.Threading.Tasks.Task g__RunTest|10_0() Finished: System.Net.Http.Functional.Tests === TEST EXECUTION SUMMARY === System.Net.Http.Functional.Tests Total: 893, Errors: 0, Failed: 1, Skipped: 27, Time: 227.612s /private/tmp/helix/working/B87D0A33/w/9D7508CD/e ----- end Thu Sep 10 05:16:21 PDT 2026 ----- exit code 1 ---------------------------------------------------------- ulimit -c value: 0 XUnitLogChecker status: 1 ----- start =============== XUnitLogChecker Output ===================================================== Total dumps found in /cores: 1 Executing XUnitLogChecker in /cores... /tmp/helix/working/B87D0A33/p/XUnitLogChecker --dumps-path /cores [XUnitLogChecker]: 05:16:21.03: Only dumps checking will be done. [XUnitLogChecker]: 05:16:21.04: Checking for dumps... [XUnitLogChecker]: 05:16:21.04: Reading crash report '/cores/coredump.4680.dmp.crashreport.json'... [XUnitLogChecker]: 05:16:21.04: Stack Trace Found: Invoking: sudo ls -l /cores/coredump.4680.dmp.crashreport.json stdout: -rw------- 1 helix-runner admin 90735 Sep 10 05:14 /cores/coredump.4680.dmp.crashreport.json ========================================= Invoking: sudo chmod a+rw /cores/coredump.4680.dmp.crashreport.json Invoking: sudo chown helix-runner /cores/coredump.4680.dmp.crashreport.json ========================================= Invoking: sudo ls -l /cores/coredump.4680.dmp.crashreport.json stdout: -rw-rw-rw- 1 helix-runner admin 90735 Sep 10 05:14 /cores/coredump.4680.dmp.crashreport.json ========================================= Invoking: ls -l /cores/coredump.4680.dmp.crashreport.json stdout: -rw-rw-rw- 1 helix-runner admin 90735 Sep 10 05:14 /cores/coredump.4680.dmp.crashreport.json Printing stacktrace from '/cores/coredump.4680.dmp.crashreport.json' Invoking llvm-symbolizer --pretty-print Errors while running llvm-symbolizer --pretty-print System.ComponentModel.Win32Exception (2): An error occurred trying to start process 'llvm-symbolizer' with working directory '/private/tmp/helix/working/B87D0A33/w/9D7508CD/e'. No such file or directory at System.Diagnostics.ProcessUtils.ResolveValidPath(String, String) at Microsoft.Win32.SafeHandles.SafeProcessHandle.StartCore(ProcessStartInfo, SafeFileHandle, SafeFileHandle, SafeFileHandle, SafeHandle[], ProcessWaitState.Holder&) at System.Diagnostics.Process.Start() at XUnitLogChecker.TryPrintStackTraceFromCrashReport(String, TextWriter) ----- end =============== XUnitLogChecker Output - exit code 0 =========================== + export _commandExitCode=0 + _commandExitCode=0 + find . -maxdepth 5 '(' -iname '*.trx' -o -iname testResults.xml -o -iname test-results.xml -o -iname test_results.xml -o -iname junit-results.xml -o -iname junitresults.xml ')' -print0 + xargs -0 -I '{}' sh -c 'mkdir -p "$HELIX_WORKITEM_UPLOAD_ROOT/$" && cp -f "{}" "$HELIX_WORKITEM_UPLOAD_ROOT/{}"' + /usr/local/Cellar/python@3.14/3.14.6/Frameworks/Python.framework/Versions/3.14/bin/python3.14 /tmp/helix/working/B87D0A33/p/gen-debug-dump-docs.py -buildid 1590723 -workitem System.Net.Http.Functional.Tests -jobid be1a20d5-b78e-45c3-9c2f-7a3ae7d6abd8 -outdir /tmp/helix/working/B87D0A33/w/9D7508CD/uploads -templatedir /tmp/helix/working/B87D0A33/p -dumpdir /cores -productver 12.0.0 gen-debug-dump-docs.py: read file: /tmp/helix/working/B87D0A33/p/debug-dump-template.md gen-debug-dump-docs.py: writing output file: /tmp/helix/working/B87D0A33/w/9D7508CD/uploads/how-to-debug-dump.md gen-debug-dump-docs.py: done writing debug dump information + exit 0 ['System.Net.Http.Functional.Tests' END OF WORK ITEM LOG: Command exited with 0]