Build Information

Build: https://dev.azure.com/dnceng-public/cbb18261-c48f-4abb-8651-8cdcb5474649/_build/results?buildId=1230401&view=logs&j=beebaae6-acbb-5298-46cb-bca22d6cb668
Build error leg or test failing: Build / CoreCLR Product Build osx arm64 checked
Pull request: #122507

See actions/runner-images#13046 for context.

Error Message

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

{
  "ErrorMessage": "macOS-13 based runner images are now retired",
  "BuildRetry": false,
  "ExcludeConsoleLog": false
}

Known issue validation

Build: 🔎 https://dev.azure.com/dnceng-public/public/_build/results?buildId=1230401
Error message validated: [macOS-13 based runner images are now retired]
Result validation: ✅ Known issue matched with the provided build.
Validation performed at: 12/22/2025 10:51:53 PM UTC

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Summary