parallel/test-runner-coverage is flaky

[lpinca]

Test

test-runner-coverage

Platform

Windows ARM64

Console output

---
duration_ms: 22940.912
exitcode: 1
severity: fail
stack: "\u25B6 test coverage report\n  \u2714 handles the inspector not being available\
  \ (2.0866ms)\n\u2714 test coverage report (3.7218ms)\n\u25B6 test tap coverage reporter\n\
  \  \u2714 coverage is reported and dumped to NODE_V8_COVERAGE if present (577.1212ms)\n\
  \  \u2714 coverage is reported without NODE_V8_COVERAGE present (851.508ms)\n\u2714\
  \ test tap coverage reporter (1429.2218ms)\n\u25B6 test spec coverage reporter\n\
  \  \u2714 coverage is reported and dumped to NODE_V8_COVERAGE if present (1419.2938ms)\n\
  \  \u2716 coverage is reported without NODE_V8_COVERAGE present (1175.4346ms)\n\
  \    AssertionError [ERR_ASSERTION]: The expression evaluated to a falsy value:\n\
  \n      assert(!findCoverageFileForPid(result.pid))\n\n        at TestContext.<anonymous>\
  \ (d:\\workspace\\node-test-binary-windows-js-suites\\node\\test\\parallel\\test-runner-coverage.js:147:5)\n\
  \        at Test.runInAsyncScope (node:async_hooks:211:14)\n        at Test.run\
  \ (node:internal/test_runner/test:930:25)\n        at Test.start (node:internal/test_runner/test:829:17)\n\
  \        at TestContext.test (node:internal/test_runner/test:313:20)\n        at\
  \ TestContext.<anonymous> (d:\\workspace\\node-test-binary-windows-js-suites\\node\\\
  test\\parallel\\test-runner-coverage.js:138:11)\n        at async Test.run (node:internal/test_runner/test:931:9)\n\
  \        at async Test.processPendingSubtests (node:internal/test_runner/test:629:7)\
  \ {\n      generatedMessage: true,\n      code: 'ERR_ASSERTION',\n      actual:\
  \ false,\n      expected: true,\n      operator: '=='\n    }\n\n\u2716 test spec\
  \ coverage reporter (2595.3945ms)\n\u2714 single process coverage is the same with\
  \ --test (689.0507ms)\n\u2714 coverage is combined for multiple processes (625.1439ms)\n\
  \uFE63 coverage works with isolation=none (0.3688ms) # SKIP\n\u25B6 coverage reports\
  \ on lines, functions, and branches\n  \u2714 does not include node_modules (0.316ms)\n\
  \  \u2714 reports on function coverage (0.1952ms)\n  \u2714 reports on branch coverage\
  \ (0.2506ms)\n  \u2714 reports on line coverage (0.2479ms)\n\u2714 coverage reports\
  \ on lines, functions, and branches (550.3549ms)\n\u2714 coverage with source maps\
  \ (577.2805ms)\n\u2714 coverage with source maps missing sources (411.9635ms)\n\u2714\
  \ coverage with ESM hook - source irrelevant (600.2435ms)\n\u2714 coverage with\
  \ ESM hook - source transpiled (607.2523ms)\n\u2714 coverage with excluded files\
  \ (304.553ms)\n\u2714 coverage with included files (302.6345ms)\n\u2714 coverage\
  \ with included and excluded files (285.25ms)\n\u2714 properly accounts for line\
  \ endings in source maps (398.9005ms)\n\u2714 correctly prints the coverage report\
  \ of files contained in parent directories (454.1338ms)\n\u2139 tests 25\n\u2139\
  \ suites 0\n\u2139 pass 22\n\u2139 fail 2\n\u2139 cancelled 0\n\u2139 skipped 1\n\
  \u2139 todo 0\n\u2139 duration_ms 9856.4836\n\n\u2716 failing tests:\n\ntest at\
  \ test\\parallel\\test-runner-coverage.js:138:11\n\u2716 coverage is reported without\
  \ NODE_V8_COVERAGE present (1175.4346ms)\n  AssertionError [ERR_ASSERTION]: The\
  \ expression evaluated to a falsy value:\n\n    assert(!findCoverageFileForPid(result.pid))\n\
  \n      at TestContext.<anonymous> (d:\\workspace\\node-test-binary-windows-js-suites\\\
  node\\test\\parallel\\test-runner-coverage.js:147:5)\n      at Test.runInAsyncScope\
  \ (node:async_hooks:211:14)\n      at Test.run (node:internal/test_runner/test:930:25)\n\
  \      at Test.start (node:internal/test_runner/test:829:17)\n      at TestContext.test\
  \ (node:internal/test_runner/test:313:20)\n      at TestContext.<anonymous> (d:\\\
  workspace\\node-test-binary-windows-js-suites\\node\\test\\parallel\\test-runner-coverage.js:138:11)\n\
  \      at async Test.run (node:internal/test_runner/test:931:9)\n      at async\
  \ Test.processPendingSubtests (node:internal/test_runner/test:629:7) {\n    generatedMessage:\
  \ true,\n    code: 'ERR_ASSERTION',\n    actual: false,\n    expected: true,\n \
  \   operator: '=='\n  }"
...

Build links

• https://ci.nodejs.org/job/node-test-binary-windows-js-suites/30580/RUN_SUBSET=0,nodes=win11-arm64-COMPILED_BY-vs2022-arm64/testReport/junit/(root)/parallel/test_runner_coverage/

Additional information

No response