[CI Failure] Flaky: EnvironmentCheckerTests.CheckAllAsync_TimedOutCheckReportsWarningAndContinues - check completes too slowly under CI load

[github-actions]

Build Information

Build: https://github.com/microsoft/aspire/actions/runs/31066050322
Build error leg or test failing: Tests / Cli / Cli (windows-latest) / Aspire.Cli.Tests.Utils.EnvironmentCheckerTests.CheckAllAsync_TimedOutCheckReportsWarningAndContinues
Pull request: #18986

Error Message

Assert.Collection() Failure: Item comparison failure
Expected: EnvironmentCheckResult { Message = "Completed", ... }
Actual:   EnvironmentCheckResult { Message = "Environment check 'test-environment' timed out aft"..., ... }
   at Aspire.Cli.Tests.Utils.EnvironmentCheckerTests.CheckAllAsync_TimedOutCheckReportsWarningAndContinues() in ...\EnvironmentCheckerTests.cs:line 55

Description

Flaky: EnvironmentCheckerTests.CheckAllAsync_TimedOutCheckReportsWarningAndContinues - check completes too slowly under CI load

Type: flaky-test

Occurrences

Date	Build	Job	PR
2026-08-06	31066050322	Tests / Cli / Cli (windows-latest)	#18986
2026-08-31	33434427094	Tests / Cli / Cli (macos-latest)	#19727
2026-09-11	34655355873	Tests / No-package tests (collection, Aspire.Hosting.Tests, Hosting-4, Hosting-4, tests/Aspire.Hosting.Tests) / Hosting-4 (windows-latest)	#20072
2026-09-14	34815567672	Tests / No-package tests (regular, Aspire.Cli.Tests, Cli, Cli, tests/Aspire.Cli.Tests/Aspire.Cli.Tests.cs... / Cli (macos-latest)	#18763

[radical]

[automated] The CI shepherd is watching this failure.

Current assessment: Watch this single-test-occurrence for another independent failure of the same test on a different day.

Evidence reviewed:

• issue:19039
• run:31066050322
• pr:18986

Evidence still needed:

• verified-fix-or-current-recurrence-check

Reassess when: After another independent failure of the same test on a different day or positive recovery.

No quarantine, retry, closure, or investigation has been started.