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[automated] Merge branch 'release/8.0' => 'release/8.0-staging' - #131941
.NET Result Analysis
Details
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Known Repository Errors
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❌20260810.4 / Build / ios-arm64 Release AllSubsets_NativeAOT / Send to Helix - CI failure on 8.0: MSBuild error in because of a missing directory
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❌20260810.4 / Build / iossimulator-arm64 Release AllSubsets_Mono_RuntimeTests / Send to Helix - Error while retrieving client Settings for PipelineArtifact. HttpRequestException: nodename nor servname provided, or not known (vsblobprodcus3.vsblob.visualstudio.com:443)
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❌20260810.4 / Build / linux_bionic-arm64 Release AllSubsets_Mono / Send to Helix and 1 more hits - CI failure on 8.0: Failed to install xharness because of missing DotnetToolSettings.xml
Known Infrastructure Errors
Build Failures
runtime / Build / Installer Build and Test coreclr windows_x86 Debug / Build
[ 🚧 Create issue against infrastructure team] [ 📄 Create issue in this repo]-
❌VSTest(0,0): error : Tests failed: D:\a\_work\1\s\artifacts\TestResults\Debug\HostActivation.Tests_net8.0_x86.html [net8.0|x86]
Known test errors
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❌System.Net.Security.Tests.SslStreamStreamToStreamTest_MemoryAsync.MalformedPacketsDuringHandshake_ThrowsAuthenticationException - System.Net.Security TLS resumption and client-certificate tests fail together on Windows
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❌System.Net.Sockets.Tests.WorkItemExecution - [android][arm64] System.Net.Sockets.Tests.SendTo_SyncForceNonBlocking.Datagram_UDP_ShouldImplicitlyBindLocalEndpoint fails with NetworkUnreachable
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❌System.Net.Http.Functional.Tests.WorkItemExecution - SIGABRT in System.Net.Http.Functional.Tests on macOS 14
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❌System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientHandler_SslProtocols_Test.GetAsync_AllowedSSLVersion_Succeeds - Known Test Repository Issue Sometimes Misses Test Failures
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❌System.Net.Http.Functional.Tests.WorkItemExecution - Known Test Repository Issue Sometimes Misses Test Failures
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❌Microsoft.Bcl.TimeProvider.Tests.WorkItemExecution - tvos-arm64 Mono AOT precompilation fails with Invalid IL code for multiple test assemblies
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❌Microsoft.Bcl.TimeProvider.Tests.WorkItemExecution - Helix: System.IO.IOException: No space left on device
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❌Microsoft.Extensions.DependencyModel.Tests.WorkItemExecution - tvos-arm64 Mono AOT precompilation fails with Invalid IL code for multiple test assemblies
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❌Microsoft.Extensions.DependencyModel.Tests.WorkItemExecution - [8.0][wasm] DefaultTemplate_AOT_InProjectFile test failure - aot-instances.dll precompiling failed with exit 137
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❌Microsoft.Extensions.Diagnostics.Tests.WorkItemExecution - tvos-arm64 Mono AOT precompilation fails with Invalid IL code for multiple test assemblies
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❌Microsoft.Extensions.Diagnostics.Tests.WorkItemExecution - [8.0][wasm] DefaultTemplate_AOT_InProjectFile test failure - aot-instances.dll precompiling failed with exit 137
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❌Microsoft.Extensions.Logging.Testing.Tests.WorkItemExecution - tvos-arm64 Mono AOT precompilation fails with Invalid IL code for multiple test assemblies
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❌Microsoft.Extensions.Logging.Testing.Tests.WorkItemExecution - [8.0][wasm] DefaultTemplate_AOT_InProjectFile test failure - aot-instances.dll precompiling failed with exit 137
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❌System.ComponentModel.EventBasedAsync.Tests.WorkItemExecution - tvos-arm64 Mono AOT precompilation fails with Invalid IL code for multiple test assemblies
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❌System.ComponentModel.EventBasedAsync.Tests.WorkItemExecution - [8.0][wasm] DefaultTemplate_AOT_InProjectFile test failure - aot-instances.dll precompiling failed with exit 137
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❌System.ComponentModel.Tests.WorkItemExecution - tvos-arm64 Mono AOT precompilation fails with Invalid IL code for multiple test assemblies
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❌System.ComponentModel.Tests.WorkItemExecution - [8.0][wasm] DefaultTemplate_AOT_InProjectFile test failure - aot-instances.dll precompiling failed with exit 137
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❌System.Composition.AttributeModel.Tests.WorkItemExecution - tvos-arm64 Mono AOT precompilation fails with Invalid IL code for multiple test assemblies
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❌System.Composition.AttributeModel.Tests.WorkItemExecution - [8.0][wasm] DefaultTemplate_AOT_InProjectFile test failure - aot-instances.dll precompiling failed with exit 137
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❌System.Composition.Hosting.Tests.WorkItemExecution - tvos-arm64 Mono AOT precompilation fails with Invalid IL code for multiple test assemblies
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❌System.Composition.Hosting.Tests.WorkItemExecution - Helix: System.IO.IOException: No space left on device
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❌System.Data.Common.Tests.WorkItemExecution - tvos-arm64 Mono AOT precompilation fails with Invalid IL code for multiple test assemblies
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❌System.Data.Common.Tests.WorkItemExecution - [8.0][wasm] DefaultTemplate_AOT_InProjectFile test failure - aot-instances.dll precompiling failed with exit 137
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❌System.Diagnostics.Debug.Tests.WorkItemExecution - tvos-arm64 Mono AOT precompilation fails with Invalid IL code for multiple test assemblies
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❌System.Diagnostics.Debug.Tests.WorkItemExecution - [8.0][wasm] DefaultTemplate_AOT_InProjectFile test failure - aot-instances.dll precompiling failed with exit 137
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❌System.Diagnostics.DiagnosticSource.Switches.Tests.WorkItemExecution - tvos-arm64 Mono AOT precompilation fails with Invalid IL code for multiple test assemblies
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❌System.Diagnostics.DiagnosticSource.Switches.Tests.WorkItemExecution - [8.0][wasm] DefaultTemplate_AOT_InProjectFile test failure - aot-instances.dll precompiling failed with exit 137
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❌Workloads-Wasm.Build.Tests.TestAppScenarios.WasmAppBuilderDebugLevelTests.WorkItemExecution - [8.0] Long running test timeout: Wasm.Build.Tests.TestAppScenarios.WasmAppBuilderDebugLevelTests.BuildWithExplicitValue
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❌System.Net.Http.Functional.Tests.WorkItemExecution - SIGABRT in System.Net.Http.Functional.Tests on macOS 14
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❌System.Net.Security.Tests.SslStreamStreamToStreamTest_MemoryAsync.MalformedPacketsDuringHandshake_ThrowsAuthenticationException - System.Net.Security TLS resumption and client-certificate tests fail together on Windows
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❌System.Net.Security.Tests.SslStreamStreamToStreamTest_MemoryAsync.MalformedPacketsDuringHandshake_ThrowsAuthenticationException - System.Net.Security TLS resumption and client-certificate tests fail together on Windows
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❌System.Net.Security.Tests.SslStreamStreamToStreamTest_MemoryAsync.MalformedPacketsDuringHandshake_ThrowsAuthenticationException - System.Net.Security TLS resumption and client-certificate tests fail together on Windows
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❌System.Diagnostics.Tests.ProcessTests.MainWindowHandle_GetWithGui_ShouldRefresh_Windows - ProcessTests GetWithGui_ShouldRefresh_Windows are flaky
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❌System.Diagnostics.Tests.ProcessTests.MainWindowTitle_GetWithGui_ShouldRefresh_Windows - ProcessTests GetWithGui_ShouldRefresh_Windows are flaky
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❌System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientHandler_DangerousAcceptAllCertificatesValidator_Test.InvalidCertificateServers_CertificateValidationDisabled_Succeeds - Known Test Repository Issue Sometimes Misses Test Failures
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❌System.Net.Http.Functional.Tests.HttpClientHandler_RemoteServerTest.GetAsync_SetAutomaticDecompression_ContentDecompressed_Deflate - Known Test Repository Issue Sometimes Misses Test Failures
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❌System.Net.NetworkInformation.Tests.PingTest.Ping_TimedOut_Sync_Success - Ping on OSX ends up with DestinationNetworkUnreachable instead of expected TimedOut
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❌System.Net.NetworkInformation.Tests.PingTest.Ping_TimedOut_EAP_Success - Ping on OSX ends up with DestinationNetworkUnreachable instead of expected TimedOut
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❌System.Net.Http.Functional.Tests.HttpClientHandler_RemoteServerTest.GetAsync_SetAutomaticDecompression_ContentDecompressed_Deflate - Known Test Repository Issue Sometimes Misses Test Failures
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❌System.Net.Http.Functional.Tests.HttpClientHandler_RemoteServerTest.GetAsync_SetAutomaticDecompression_ContentDecompressed_Deflate - SocketException 'Connection reset by peer' causing test failures on android_arm64 and android_x64
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❌System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientHandler_DangerousAcceptAllCertificatesValidator_Test.InvalidCertificateServers_CertificateValidationDisabled_Succeeds - Known Test Repository Issue Sometimes Misses Test Failures
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❌System.Net.Http.Functional.Tests.HttpClientHandler_RemoteServerTest.SendAsync_RequestVersion20_ResponseVersion20 - Known Test Repository Issue Sometimes Misses Test Failures
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❌System.Net.Http.Functional.Tests.HttpClientHandler_RemoteServerTest.GetAsync_SetAutomaticDecompression_ContentDecompressed_Deflate - Known Test Repository Issue Sometimes Misses Test Failures
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❌System.Diagnostics.Tests.ProcessTests.MainWindowHandle_GetWithGui_ShouldRefresh_Windows - ProcessTests GetWithGui_ShouldRefresh_Windows are flaky
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❌System.Diagnostics.Tests.ProcessTests.MainWindowTitle_GetWithGui_ShouldRefresh_Windows - ProcessTests GetWithGui_ShouldRefresh_Windows are flaky
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❌System.Net.Http.Functional.Tests.HttpClientHandler_RemoteServerTest.GetAsync_SetAutomaticDecompression_ContentDecompressed_Deflate - Known Test Repository Issue Sometimes Misses Test Failures
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❌System.Diagnostics.Tests.ProcessTests.MainWindowHandle_GetWithGui_ShouldRefresh_Windows - ProcessTests GetWithGui_ShouldRefresh_Windows are flaky
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❌System.Diagnostics.Tests.ProcessTests.MainWindowTitle_GetWithGui_ShouldRefresh_Windows - ProcessTests GetWithGui_ShouldRefresh_Windows are flaky
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❌System.Net.Http.Functional.Tests.HttpClientHandler_RemoteServerTest.GetAsync_SetAutomaticDecompression_ContentDecompressed_Deflate - [Wasm] The request was canceled due to the configured HttpClient.Timeout of 100 seconds elapsing
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❌System.Diagnostics.Tests.ProcessTests.MainWindowHandle_GetWithGui_ShouldRefresh_Windows - ProcessTests GetWithGui_ShouldRefresh_Windows are flaky
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❌System.Diagnostics.Tests.ProcessTests.MainWindowTitle_GetWithGui_ShouldRefresh_Windows - ProcessTests GetWithGui_ShouldRefresh_Windows are flaky
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❌System.Net.Http.Functional.Tests.HttpClientHandler_RemoteServerTest.GetAsync_SetAutomaticDecompression_ContentDecompressed_Deflate - Known Test Repository Issue Sometimes Misses Test Failures
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❌System.Net.Http.Functional.Tests.SocketsHttpHandler_HttpClientHandler_DangerousAcceptAllCertificatesValidator_Test.InvalidCertificateServers_CertificateValidationDisabled_Succeeds - Known Test Repository Issue Sometimes Misses Test Failures
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❌System.Net.Http.Functional.Tests.HttpClientHandler_RemoteServerTest.GetAsync_SetAutomaticDecompression_ContentDecompressed_Deflate - Known Test Repository Issue Sometimes Misses Test Failures
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❌System.Net.Http.Functional.Tests.WorkItemExecution - SIGABRT in System.Net.Http.Functional.Tests on macOS 14
The following build(s) were only partially analyzed due to the number of test errors and helix logs:
- [runtime-extra-platforms]
Test Failures (384 tests failed)
🔹 [All failing tests from runtime]
- Exception Message
Assert.Throws() Failure Expected: typeof(System.UnauthorizedAccessException) Actual: typeof(System.IO.IOException): Cannot create 'C:\h\w\A2C808DD\t\frqe5yb2.pai\dest\a\b' because a file or directory with the same name already exists. ---- System.IO.IOException : Cannot create 'C:\h\w\A2C808DD\t\frqe5yb2.pai\dest\a\b' because a file or directory with the same name already exists.
- CallStack
at System.IO.FileSystem.CreateDirectory(String fullPath, Byte[] securityDescriptor) in /_/src/libraries/Common/src/System/IO/FileSystem.DirectoryCreation.Windows.cs:line 138 at System.IO.Directory.CreateDirectory(String path) in /_/src/libraries/System.Private.CoreLib/src/System/IO/Directory.cs:line 34 at System.Formats.Tar.TarHelpers.CreateDirectory(String fullPath, Nullable`1 mode, SortedDictionary`2 pendingModes) in /_/src/libraries/System.Formats.Tar/src/System/Formats/Tar/TarHelpers.Windows.cs:line 18 at System.Formats.Tar.TarEntry.ExtractRelativeToDirectory(String destinationDirectoryPath, Boolean overwrite, SortedDictionary`2 pendingModes, Stack`1 directoryModificationTimes) in /_/src/libraries/System.Formats.Tar/src/System/Formats/Tar/TarEntry.cs:line 300 at System.Formats.Tar.TarFile.ExtractToDirectoryInternal(Stream source, String destinationDirectoryFullPath, Boolean overwriteFiles, Boolean leaveOpen) in /_/src/libraries/System.Formats.Tar/src/System/Formats/Tar/TarFile.cs:line 467 at System.Formats.Tar.TarFile.ExtractToDirectory(String sourceFileName, String destinationDirectoryName, Boolean overwriteFiles) in /_/src/libraries/System.Formats.Tar/src/System/Formats/Tar/TarFile.cs:line 276 at System.Formats.Tar.Tests.TarFile_ExtractToDirectory_File_Tests.<>c__DisplayClass14_0.<ExtractToDirectory_RejectsChainedSymlinkDirectoryTraversal_WithNestedFile>b__0() in /_/src/libraries/System.Formats.Tar/tests/TarFile/TarFile.ExtractToDirectory.File.Tests.cs:line 449 ----- Inner Stack Trace ----- at System.IO.FileSystem.CreateDirectory(String fullPath, Byte[] securityDescriptor) in /_/src/libraries/Common/src/System/IO/FileSystem.DirectoryCreation.Windows.cs:line 138 at System.IO.Directory.CreateDirectory(String path) in /_/src/libraries/System.Private.CoreLib/src/System/IO/Directory.cs:line 34 at System.Formats.Tar.TarHelpers.CreateDirectory(String fullPath, Nullable`1 mode, SortedDictionary`2 pendingModes) in /_/src/libraries/System.Formats.Tar/src/System/Formats/Tar/TarHelpers.Windows.cs:line 18 at System.Formats.Tar.TarEntry.ExtractRelativeToDirectory(String destinationDirectoryPath, Boolean overwrite, SortedDictionary`2 pendingModes, Stack`1 directoryModificationTimes) in /_/src/libraries/System.Formats.Tar/src/System/Formats/Tar/TarEntry.cs:line 300 at System.Formats.Tar.TarFile.ExtractToDirectoryInternal(Stream source, String destinationDirectoryFullPath, Boolean overwriteFiles, Boolean leaveOpen) in /_/src/libraries/System.Formats.Tar/src/System/Formats/Tar/TarFile.cs:line 467 at System.Formats.Tar.TarFile.ExtractToDirectory(String sourceFileName, String destinationDirectoryName, Boolean overwriteFiles) in /_/src/libraries/System.Formats.Tar/src/System/Formats/Tar/TarFile.cs:line 276 at System.Formats.Tar.Tests.TarFile_ExtractToDirectory_File_Tests.<>c__DisplayClass14_0.<ExtractToDirectory_RejectsChainedSymlinkDirectoryTraversal_WithNestedFile>b__0() in /_/src/libraries/System.Formats.Tar/tests/TarFile/TarFile.ExtractToDirectory.File.Tests.cs:line 449
- Data Driven SubResults
- Exception Message
Microsoft.DotNet.RemoteExecutor.RemoteExecutionException : Half-way through waiting for remote process. Timed out at 08/10/2026 12:04:23 after 60000ms waiting for remote process. Process ID: 47 Handle: 230 Name: dotnet MainModule: /root/helix/work/correlation/dotnet StartTime: 08/10/2026 12:03:23 TotalProcessorTime: 00:00:59.6400000
- Stack Trace
at Microsoft.DotNet.RemoteExecutor.RemoteInvokeHandle.Dispose(Boolean disposing) in /_/src/Microsoft.DotNet.RemoteExecutor/src/RemoteInvokeHandle.cs:line 225 at Microsoft.DotNet.RemoteExecutor.RemoteInvokeHandle.Dispose() in /_/src/Microsoft.DotNet.RemoteExecutor/src/RemoteInvokeHandle.cs:line 55 at System.Security.Cryptography.Xml.Tests.EncryptedXmlTests.EncryptedXml_DecryptedEncodedDtd_WithExactTransformChainLimit(Int32 maxTransformsPerChain, Boolean expectTransformLimit) in /_/src/libraries/System.Security.Cryptography.Xml/tests/EncryptedXmlTests.cs:line 305 at System.Object.InvokeStub_EncryptedXmlTests.EncryptedXml_DecryptedEncodedDtd_WithExactTransformChainLimit(Object , Span`1 ) at System.Reflection.MethodBaseInvoker.InvokeWithFewArgs(Object obj, BindingFlags invokeAttr, Binder binder, Object[] parameters, CultureInfo culture) in /_/src/libraries/System.Private.CoreLib/src/System/Reflection/MethodBaseInvoker.cs:line 136
❌ System.Formats.Tar.Tests.TarFile_ExtractToDirectory_File_Tests.ExtractToDirectory_RejectsChainedSymlinkDirectoryTraversal_WithNestedFile [Console] [Details] [Artifacts] [0.37% failure rate]
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Failing Configurations (2)
❌ System.Runtime.Tests.WorkItemExecution [Console] [Details] [Artifacts] [10.13% failure rate]
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This is a helix work item crash with status: BadExit. To investigate look the [Console log] / navigate to [Helix Artifacts]
❌ System.Security.Cryptography.Xml.Tests.EncryptedXmlTests.EncryptedXml_DecryptedEncodedDtd_WithExactTransformChainLimit [Console] [Details] [Artifacts] [26.76% failure rate]
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Failing Configurations (6)
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❌ System.Security.Cryptography.Xml.Tests.EncryptedXmlTests.EncryptedXml_DecryptedEncodedDtd_WithExactTransformChainLimit(maxTransformsPerChain: 111, expectTransformLimit: False)
🔹 [All failing tests from runtime]
- Exception Message
System.IO.IOException : The requested operation cannot be performed on a file with a user-mapped section open. : 'D:\a\_work\1\s\artifacts\tests\Debug\ha\3vlgisxi.0ax\StandaloneApp\bin\StandaloneApp.exe'
- CallStack
at System.IO.FileSystem.CopyFile(String sourceFullPath, String destFullPath, Boolean overwrite) at Microsoft.DotNet.CoreSetup.Test.HostActivation.HostVersionCompatibility.Old_Host_Is_Forward_Compatible_With_Latest_Runtime(TestProjectFixture previousVersionFixture) in /_/src/installer/tests/HostActivation.Tests/HostVersionCompatibility.cs:line 117 at Microsoft.DotNet.CoreSetup.Test.HostActivation.HostVersionCompatibility.Old_Host_Is_Forward_Compatible_With_Latest_Runtime_20() in /_/src/installer/tests/HostActivation.Tests/HostVersionCompatibility.cs:line 82 at System.RuntimeMethodHandle.InvokeMethod(Object target, Void** arguments, Signature sig, Boolean isConstructor) at System.Reflection.MethodBaseInvoker.InvokeWithNoArgs(Object obj, BindingFlags invokeAttr)
❌ Microsoft.DotNet.CoreSetup.Test.HostActivation.HostVersionCompatibility.Old_Host_Is_Forward_Compatible_With_Latest_Runtime_20 [Details] [1.02% failure rate]
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Failing Configuration
❌ System.Runtime.Tests.WorkItemExecution [Console] [Details] [Artifacts] [9.20% failure rate]
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This is a helix work item crash with status: BadExit. To investigate look the [Console log] / navigate to [Helix Artifacts]
🔹 [All failing tests from runtime-coreclr outerloop]
🔹 [All failing tests from runtime-extra-platforms]
🔹 [All failing tests from runtime-libraries-coreclr outerloop]
🔹 [All failing tests from runtime-libraries-coreclr outerloop-linux]
🔹 [All failing tests from runtime-libraries-coreclr outerloop-windows]