Test failure: JIT/Methodical/Arrays/misc/arrres_il_r/arrres_il_r.cmd

[VincentBu]

Failed in: runtime-coreclr outerloop 20260727.3

Failed tests:

coreclr windows x64 Checked @ Windows.10.Amd64.Open
- JIT/Methodical/Arrays/misc/arrres_il_r/arrres_il_r.cmd
coreclr windows arm64 Checked @ Windows.11.Arm64.Open
- JIT/Methodical/Arrays/misc/arrres_il_r/arrres_il_r.cmd

Error message:

Unhandled exception. System.Exception: Exception of type 'System.Exception' was thrown.
   at GCTest_arrres_il.Test.Main()

Return code:      1
Raw output file:      C:hwACA90922wAAFB08F7uploadsArraysmisc�rrres_il_routput.txt
Raw output:
BEGIN EXECUTION
 "C:hwACA90922pcorerun.exe" -p "System.Reflection.Metadata.MetadataUpdater.IsSupported=false" -p "System.Runtime.Serialization.EnableUnsafeBinaryFormatterSerialization=true"  arrres_il_r.dll 
Expected: 100
Actual: -532462766
END EXECUTION - FAILED
FAILED
Test Harness Exitcode is : 1
To run the test:
Set up CORE_ROOT and run.
> C:hwACA90922wAAFB08F7eJITMethodicalMethodical_r1../Arrays/misc/arrres_il_r/arrres_il_r.cmd

Stack trace:

   at Xunit.Assert.True(Nullable`1 condition, String userMessage) in /_/src/arcade/src/Microsoft.DotNet.XUnitAssert/src/BooleanAsserts.cs:line 135
   at Xunit.Assert.True(Boolean condition, String userMessage) in /_/src/arcade/src/Microsoft.DotNet.XUnitAssert/src/BooleanAsserts.cs:line 117
   at TestLibrary.OutOfProcessTest.RunOutOfProcessTest(String assemblyPath, String testPathPrefix) in /__w/1/s/src/tests/Common/CoreCLRTestLibrary/OutOfProcessTest.cs:line 147
   at Program.<<Main>$>g__TestExecutor365|0_366(StreamWriter tempLogSw, StreamWriter statsCsvSw, <>c__DisplayClass0_0&)

Kusto query result:

Queued	Pipeline	Pipeline Configuration	OS	Arch	Test	Outcome	Properties	Build Reason
2026-07-27 20:17:49.710000+00:00	runtime-coreclr outerloop	Checked	osx.15.amd64.open	x64	JIT/Methodical/Arrays/misc/arrres_il_r/arrres_il_r.cmd	Failed	{"System.PhaseAttempt":"1","System.StageName":"Build","System.JobAttempt":"1","BuildId":"1528585","Project":"public","CollectionUri":"https://dev.azure.com/dnceng-public/","BuildNumber":"20260727.3","System.JobId":"bf644a0b-2dbe-5a03-d8c6-a86fdd97c823","System.StageAttempt":"1","AzurePipelinesTestRunId":"42088672","DefinitionId":"108","configuration":"Checked","DefinitionName":"runtime-coreclr outerloop","Reason":"Schedule","System.StageDisplayName":"Build","System.JobDisplayName":"coreclr Pri1 Runtime Tests Run osx x64 checked","System.PhaseDisplayName":"coreclr Pri1 Runtime Tests Run osx x64 checked","architecture":"x64","System.PhaseName":"run_test_p1__osx_x64_checked","System.JobName":"__default","operatingSystem":"OSX.15.Amd64.Open"}	Schedule
2026-07-27 20:10:41.179000+00:00	runtime-coreclr outerloop	Checked	osx.26.arm64.open	arm64	JIT/Methodical/Arrays/misc/arrres_il_r/arrres_il_r.cmd	Failed	{"System.StageAttempt":"1","System.StageDisplayName":"Build","System.JobId":"765fd5e9-e47f-5cb0-4cbf-499eaaaee93e","System.PhaseName":"run_test_p1__osx_arm64_checked","System.JobDisplayName":"coreclr Pri1 Runtime Tests Run osx arm64 checked","System.PhaseAttempt":"1","AzurePipelinesTestRunId":"42088480","architecture":"arm64","BuildId":"1528585","BuildNumber":"20260727.3","System.StageName":"Build","System.JobAttempt":"1","DefinitionName":"runtime-coreclr outerloop","configuration":"Checked","Reason":"Schedule","Project":"public","DefinitionId":"108","operatingSystem":"OSX.26.Arm64.Open","CollectionUri":"https://dev.azure.com/dnceng-public/","System.PhaseDisplayName":"coreclr Pri1 Runtime Tests Run osx arm64 checked","System.JobName":"__default"}	Schedule

Known Issue Error Message

DO NOT USE JSON BELOW IF THIS IS A BUILD BREAK otherwise build analysis will allow pull requests to merge that break the build worse. For a build break, do not use this issue form. Make a regular new issue.

Fill the error message using step by step known issues guidance.

{
  "ErrorMessage": "at GCTest_arrres_il.Test.Main",
  "ErrorPattern": "",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1528585
Error message validated: [at GCTest_arrres_il.Test.Main]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 8/3/2026 2:47:21 PM UTC

Report

Build	Repository	Test	Pull Request
1537812	dotnet/runtime	JIT/Methodical/Arrays/misc/arrres_il_r/arrres_il_r.cmd
1528585	dotnet/runtime	JIT/Methodical/Arrays/misc/arrres_il_r/arrres_il_r.cmd

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
1	1	2

[dotnet-policy-service]

Tagging subscribers to this area: @JulieLeeMSFT, @jakobbotsch
See info in area-owners.md if you want to be subscribed.

[JulieLeeMSFT]

It looks like a GC liveness / object lifetime reporting issue. @EgorBo, PTAL. It's blocking outerloop.

[JulieLeeMSFT]

Failed in (3):

• runtime-coreclr jitstress 20260728.1
• runtime-coreclr outerloop 20260729.1
• runtime-coreclr pgo 20260729.1

Console Log: Console Log
Source: runtime-coreclr jitstress / coreclr linux arm Checked jitminopts @ (Debian.13.Arm32.Open)AzureLinux.3.Arm64.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:debian-13-helix-arm32v7@sha256:5782ea4fdaf8904d77a3c90b69eedbca1e6a93a6a8cef0ab77f9fcebbdcbfcd9 / JIT/Methodical/Arrays/misc/arrres_il_r/arrres_il_r.cmd

Failed tests:

runtime-coreclr jitstress
- coreclr linux arm Checked jitminopts @ (Debian.13.Arm32.Open)AzureLinux.3.Arm64.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:debian-13-helix-arm32v7@sha256:5782ea4fdaf8904d77a3c90b69eedbca1e6a93a6a8cef0ab77f9fcebbdcbfcd9
- coreclr linux arm64 Checked jitminopts @ AzureLinux.3.Arm64.Open
- coreclr linux arm64 Checked jitstress1_tiered @ AzureLinux.3.Arm64.Open
- coreclr linux arm64 Checked jitstress2_tiered @ AzureLinux.3.Arm64.Open
- coreclr linux x64 Checked jitminopts @ AzureLinux.3.Amd64.Open
- coreclr linux x64 Checked jitstress1_tiered @ AzureLinux.3.Amd64.Open
- coreclr linux x64 Checked jitstress2_tiered @ AzureLinux.3.Amd64.Open
- coreclr osx arm64 Checked jitminopts @ OSX.26.Arm64.Open
- coreclr osx arm64 Checked jitstress1_tiered @ OSX.26.Arm64.Open
- coreclr osx arm64 Checked jitstress2_tiered @ OSX.26.Arm64.Open
- coreclr osx x64 Checked jitminopts @ OSX.15.Amd64.Open
- coreclr osx x64 Checked jitstress1_tiered @ OSX.15.Amd64.Open
- coreclr osx x64 Checked jitstress2_tiered @ OSX.15.Amd64.Open
- coreclr windows arm64 Checked jitminopts @ Windows.11.Arm64.Open
- coreclr windows arm64 Checked jitstress1_tiered @ Windows.11.Arm64.Open
- coreclr windows arm64 Checked jitstress2_tiered @ Windows.11.Arm64.Open
- coreclr windows x64 Checked jitminopts @ Windows.10.Amd64.Open
- coreclr windows x64 Checked jitstress1_tiered @ Windows.10.Amd64.Open
- coreclr windows x64 Checked jitstress2_tiered @ Windows.10.Amd64.Open
- coreclr windows x86 Checked jitminopts @ Windows.10.Amd64.Open
runtime-coreclr outerloop
- coreclr linux arm64 Checked @ (Alpine.324.Arm64.Open)AzureLinux.3.Arm64.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:alpine-3.24-helix-arm64v8@sha256:c0651a184147638e54b2f6a3c8f040274b1bf2deb0bf3e5c4513824598497ae0
- coreclr linux arm64 Checked @ AzureLinux.3.Arm64.Open
- coreclr linux x64 Checked @ (Alpine.324.Amd64.Open)AzureLinux.3.Amd64.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:alpine-3.24-helix-amd64@sha256:240788457ec91460a35f6aa8d70bc1aaa7d1347d211fc5f5c0b35f648a33d7bd
- coreclr linux x64 Checked @ AzureLinux.3.Amd64.Open
- coreclr osx x64 Checked @ OSX.15.Amd64.Open
- coreclr windows arm64 Checked @ Windows.11.Arm64.Open
- coreclr windows x64 Checked @ Windows.10.Amd64.Open
runtime-coreclr pgo
- coreclr linux arm Checked defaultpgo @ (Debian.13.Arm32.Open)AzureLinux.3.Arm64.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:debian-13-helix-arm32v7@sha256:5782ea4fdaf8904d77a3c90b69eedbca1e6a93a6a8cef0ab77f9fcebbdcbfcd9
- coreclr linux arm64 Checked defaultpgo @ AzureLinux.3.Arm64.Open
- coreclr linux x64 Checked defaultpgo @ AzureLinux.3.Amd64.Open
- coreclr osx arm64 Checked defaultpgo @ OSX.26.Arm64.Open
- coreclr windows arm64 Checked defaultpgo @ Windows.11.Arm64.Open
- coreclr windows x64 Checked defaultpgo @ Windows.10.Amd64.Open
- coreclr windows x86 Checked defaultpgo @ Windows.10.Amd64.Open
  - JIT/Methodical/Arrays/misc/arrres_il_r/arrres_il_r.cmd

[VincentBu]

Failed in: runtime-coreclr outerloop 20260802.2

Failed tests:

coreclr linux x64 Checked @ (Alpine.324.Amd64.Open)AzureLinux.3.Amd64.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:alpine-3.24-helix-amd64@sha256:240788457ec91460a35f6aa8d70bc1aaa7d1347d211fc5f5c0b35f648a33d7bd
- JIT/Methodical/Arrays/misc/arrres_il_r/arrres_il_r.cmd
coreclr linux arm64 Checked @ (Alpine.324.Arm64.Open)AzureLinux.3.Arm64.Open@mcr.microsoft.com/dotnet-buildtools/prereqs:alpine-3.24-helix-arm64v8@sha256:c0651a184147638e54b2f6a3c8f040274b1bf2deb0bf3e5c4513824598497ae0
- JIT/Methodical/Arrays/misc/arrres_il_r/arrres_il_r.cmd
coreclr linux x64 Checked @ AzureLinux.3.Amd64.Open
- JIT/Methodical/Arrays/misc/arrres_il_r/arrres_il_r.cmd
coreclr linux arm64 Checked @ AzureLinux.3.Arm64.Open
- JIT/Methodical/Arrays/misc/arrres_il_r/arrres_il_r.cmd
coreclr osx arm64 Checked @ OSX.26.Arm64.Open
- JIT/Methodical/Arrays/misc/arrres_il_r/arrres_il_r.cmd
coreclr osx x64 Checked @ OSX.15.Amd64.Open
- JIT/Methodical/Arrays/misc/arrres_il_r/arrres_il_r.cmd

Error message:

Unhandled exception. System.Exception: Exception of type 'System.Exception' was thrown.
   at GCTest_arrres_il.Test.Main()
waitpid() returned successfully (wstatus 00000000) WEXITSTATUS 0 WTERMSIG 0
/root/helix/work/workitem/e/JIT/Methodical/Methodical_r1/../Arrays/misc/arrres_il_r/arrres_il_r.sh: line 438:    33 Aborted                    (core dumped) $LAUNCHER $ExePath "${CLRTestExecutionArguments[@]}"

Return code:      1
Raw output file:      /root/helix/work/workitem/uploads/Arrays/misc/arrres_il_r/output.txt
Raw output:
BEGIN EXECUTION
/root/helix/work/correlation/corerun -p System.Reflection.Metadata.MetadataUpdater.IsSupported=false -p System.Runtime.Serialization.EnableUnsafeBinaryFormatterSerialization=true arrres_il_r.dll ''
[createdump] Gathering state for process 33 corerun
[createdump] Crashing thread 0021 signal 6 (0006)
[createdump] Writing crash report to file /datadisks/disk1/dumps/coredump.33.dmp.crashreport.json
[createdump] Crash report successfully written
[createdump] Writing minidump with heap to file /datadisks/disk1/dumps/coredump.33.dmp
[createdump] Written 35348480 bytes (8630 pages) to core file
[createdump] Target process is alive
[createdump] Dump successfully written in 438ms
Expected: 100
Actual: 134
END EXECUTION - FAILED
Test Harness Exitcode is : 1
To run the test:
Set up CORE_ROOT and run.
> /root/helix/work/workitem/e/JIT/Methodical/Methodical_r1/../Arrays/misc/arrres_il_r/arrres_il_r.sh

Stack trace:

   at Xunit.Assert.True(Nullable`1 condition, String userMessage) in /_/src/arcade/src/Microsoft.DotNet.XUnitAssert/src/BooleanAsserts.cs:line 135
   at Xunit.Assert.True(Boolean condition, String userMessage) in /_/src/arcade/src/Microsoft.DotNet.XUnitAssert/src/BooleanAsserts.cs:line 117
   at TestLibrary.OutOfProcessTest.RunOutOfProcessTest(String assemblyPath, String testPathPrefix) in /__w/1/s/src/tests/Common/CoreCLRTestLibrary/OutOfProcessTest.cs:line 147
   at Program.<<Main>$>g__TestExecutor365|0_366(StreamWriter tempLogSw, StreamWriter statsCsvSw, <>c__DisplayClass0_0&)