René's URL Explorer Experiment

{"@context":"https://schema.org","@type":"DiscussionForumPosting","headline":"test_concurrent_futures: test_as_completed.test_future_times_out() fails on GHA Windows x86 CI","articleBody":"Windows x86:\r\n\r\n```\r\nFAIL: test_future_times_out (test.test_concurrent_futures.test_as_completed.ThreadPoolAsCompletedTest.test_future_times_out) [0.01]\r\nTest ``futures.as_completed`` timing out before\r\n----------------------------------------------------------------------\r\nTraceback (most recent call last):\r\n  File \"D:\\a\\cpython\\cpython\\Lib\\test\\test_concurrent_futures\\test_as_completed.py\", line 60, in test_future_times_out\r\n    self.assertEqual(completed_futures, already_completed)\r\nAssertionError: Items in the first set but not the second:\r\n\u003cFuture at 0x5684560 state=finished returned NoneType\u003e\r\n```\r\n\r\nbuild: https://github.com/python/cpython/actions/runs/6225761937/job/16896880945?pr=108965\r\n\r\nThe test fails randomly. It passed when re-run in verbose mode in a fresh process:\r\n\r\n```\r\n0:16:02 load avg: 5.55 [2/2/1] test.test_concurrent_futures.test_as_completed passed\r\nRe-running test.test_concurrent_futures.test_as_completed in verbose mode (matching: test_future_times_out)\r\ntest_future_times_out (test.test_concurrent_futures.test_as_completed.ProcessPoolForkAsCompletedTest.test_future_times_out)\r\nTest ``futures.as_completed`` timing out before ... skipped 'require unix system'\r\ntest_future_times_out (test.test_concurrent_futures.test_as_completed.ProcessPoolForkserverAsCompletedTest.test_future_times_out)\r\nTest ``futures.as_completed`` timing out before ... skipped 'require unix system'\r\ntest_future_times_out (test.test_concurrent_futures.test_as_completed.ProcessPoolSpawnAsCompletedTest.test_future_times_out)\r\nTest ``futures.as_completed`` timing out before ... 0.75s ok\r\ntest_future_times_out (test.test_concurrent_futures.test_as_completed.ThreadPoolAsCompletedTest.test_future_times_out)\r\nTest ``futures.as_completed`` timing out before ... 0.11s ok\r\n\r\n----------------------------------------------------------------------\r\nRan 4 tests in 0.881s\r\n\r\nOK (skipped=2)\r\n```\n\n\u003c!-- gh-linked-prs --\u003e\n### Linked PRs\n* gh-109949\n* gh-109952\n\u003c!-- /gh-linked-prs --\u003e\n","author":{"url":"https://github.com/vstinner","@type":"Person","name":"vstinner"},"datePublished":"2023-09-19T09:53:08.000Z","interactionStatistic":{"@type":"InteractionCounter","interactionType":"https://schema.org/CommentAction","userInteractionCount":5},"url":"https://github.com/109565/cpython/issues/109565"}