[ci-scan] Test failure: AssemblyTests.AssemblyLoadWithPublicKey (iossimulator-arm64)

[github-actions]

Build Information

Build: https://dev.azure.com/dnceng-public/public/_build/results?buildId=1452872
Build error leg or test failing: iossimulator-arm64 Release AllSubsets_CoreCLR - System.Reflection.Tests

Error Details

Two tests in System.Reflection.Tests.AssemblyTests consistently fail on iossimulator-arm64 CoreCLR:

[FAIL] System.Reflection.Tests.AssemblyTests.AssemblyLoadWithPublicKey
System.IO.FileNotFoundException : Could not load file or assembly 'System.Runtime, Culture=neutral, PublicKeyToken=null'. The system cannot find the file specified.
   at System.Reflection.RuntimeAssembly.InternalLoad(AssemblyName assemblyName, StackCrawlMark& stackMark, AssemblyLoadContext assemblyLoadContext, RuntimeAssembly requestingAssembly, Boolean throwOnFileNotFound)
   at System.Reflection.Assembly.Load(AssemblyName assemblyRef)
   at System.Reflection.Tests.AssemblyTests.AssemblyLoadWithPublicKey()

[FAIL] System.Reflection.Tests.AssemblyTests.AssemblyGetForwardedTypesLoadFailure
Assert.True() Failure
Expected: True
Actual:   False

Affected legs:

• runtime-extra-platforms (def 154) / iossimulator-arm64 Release AllSubsets_CoreCLR / exit code 1

First build it occurred:

• Build: https://dev.azure.com/dnceng-public/public/_build/results?buildId=1449088
• Finished: 2026-06-04T09:47:08Z
• Occurrences in window: 5+ (builds 1449088, 1450787, 1452386, 1452872, 1453379)
• Not present in build 1442382 (2026-05-31); regression likely introduced between May 31 and June 4.

Error Message

{
  "ErrorMessage": ["System.Reflection.Tests.AssemblyTests.AssemblyLoadWithPublicKey", "Could not load file or assembly 'System.Runtime, Culture=neutral, PublicKeyToken=null'"],
  "ErrorPattern": "",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

---

Filed by ci-failure-scan, which scans dnceng-public outer-loop pipelines on main and converts stable failures into KBEs and test-disable PRs. Comment here or on the workflow file to suggest changes; ci-failure-scan-feedback reads in-scope feedback daily and opens (or updates) a PR with prompt edits.

Note

🔒 Integrity filter blocked 5 items

The following items were blocked because they don't meet the GitHub integrity level.

• #56073 search_issues: has lower integrity than agent requires. The agent cannot read data with integrity below "approved".
• #128392 search_issues: has lower integrity than agent requires. The agent cannot read data with integrity below "approved".
• #107933 search_issues: has lower integrity than agent requires. The agent cannot read data with integrity below "approved".
• #29383 search_issues: has lower integrity than agent requires. The agent cannot read data with integrity below "approved".
• #110173 search_issues: has lower integrity than agent requires. The agent cannot read data with integrity below "approved".

To allow these resources, lower min-integrity in your GitHub frontmatter:

tools:
  github:
    min-integrity: approved  # merged | approved | unapproved | none

Generated by CI Outer-Loop Failure Scanner · ● 48.3M · ◷

Report

Summary

24-Hour Hit Count	7-Day Hit Count	1-Month Count
0	0	0