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  1. Qt
  2. QTBUG-82825

Q12020 Flaky failing autotest function stdchrono in qdeadlinetime

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Details

    • Bug
    • Resolution: Done
    • P1: Critical
    • None
    • 5.12, 5.14, 5.15
    • Core: Date/Time
    • None
    • Linux/X11, macOS, Windows
    • 21
    • c293ab71bd45b36870aa016663b6f340aa1d4a8e (qt/qtbase/dev)
    • Qt6_Foundation_Sprint 18, Qt6_Foundation_Sprint 19, Qt6_Foundation_Sprint 20

    Description

      Here is the log from the incident

      Coin task #1: http://coin/coin/integration/qt/qtbase/tasks/1582673288

      Host os version: Ubuntu_18_04, target OS QEMU, GCC compiler

      Log #1: http://coin/coin/logview/qt/qtbase/f97123080b40b1d098a3e1e32b1b6041d79daa7c/LinuxUbuntu_18_04x86_64LinuxQEMUarmv7GCCqtci-linux-Ubuntu-18.04-x86_64-a2b87f/e6c7fd9536abfa0d58a76143c0767b8c34879166/test_1582673395

       

      ********* Start testing of tst_QDeadlineTimer *********
      Config: Using QtTest library 5.14.2, Qt 5.14.2 (arm-little_endian-ilp32-eabi-hardfloat shared (dynamic) release build; by GCC 8.2.0)
      PASS : tst_QDeadlineTimer::initTestCase()
      PASS : tst_QDeadlineTimer::basics(precise)
      PASS : tst_QDeadlineTimer::basics(coarse)
      PASS : tst_QDeadlineTimer::foreverness(precise)
      PASS : tst_QDeadlineTimer::foreverness(coarse)
      PASS : tst_QDeadlineTimer::current(precise)
      PASS : tst_QDeadlineTimer::current(coarse)
      PASS : tst_QDeadlineTimer::deadlines(precise)
      PASS : tst_QDeadlineTimer::deadlines(coarse)
      PASS : tst_QDeadlineTimer::setDeadline(precise)
      PASS : tst_QDeadlineTimer::setDeadline(coarse)
      PASS : tst_QDeadlineTimer::overflow(precise)
      PASS : tst_QDeadlineTimer::overflow(coarse)
      PASS : tst_QDeadlineTimer::expire(precise)
      PASS : tst_QDeadlineTimer::expire(coarse)
      PASS : tst_QDeadlineTimer::stdchrono(precise)
      FAIL! : tst_QDeadlineTimer::stdchrono(coarse) 'diff.count() < 3*minResolution/2' returned FALSE. (629)
      Loc: [tst_qdeadlinetimer.cpp(589)]
      PASS : tst_QDeadlineTimer::cleanupTestCase()
      Totals: 17 passed, 1 failed, 0 skipped, 0 blacklisted, 4285ms
      ********* Finished testing of tst_QDeadlineTimer *********
      ...
      ********* Start testing of tst_QDeadlineTimer *********
      Config: Using QtTest library 5.14.2, Qt 5.14.2 (arm-little_endian-ilp32-eabi-hardfloat shared (dynamic) release build; by GCC 8.2.0)
      PASS : tst_QDeadlineTimer::initTestCase()
      PASS : tst_QDeadlineTimer::stdchrono(precise)
      FAIL! : tst_QDeadlineTimer::stdchrono(coarse) 'diff.count() < 3*minResolution/2' returned FALSE. (677)
      Loc: [tst_qdeadlinetimer.cpp(597)]
      PASS : tst_QDeadlineTimer::cleanupTestCase()
      Totals: 3 passed, 1 failed, 0 skipped, 0 blacklisted, 2016m
      
      

      Externally accessible logs: https://testresults.qt.io/coin/integration/qt/qtbase/tasks/1582673288

      The wanted action

      • Please delegate this task to a suitable developer
      • Fix the autotest flakiness in all affected versions, not just one. 
      • Cherry-pick the fix to all relevant branches
      • Mark the fix versions to Jira

      Guidelines for debugging

      Please see the internal page https://intranet.qt.io/display/QTRD/Metrics+Guidelines+for+Grafana+Tool+for+Autotests+with+Issues

      How to locate the failed flaky test:

      Please open the link to the Grafana dashboard showing the failure history of the test:

      https://testresults.qt.io/grafana/d/5GKDJSPZz/02-qt-framework-please-fix-these-flaky-tests-random-fails?orgId=1&from=now%2Fy&to=now&var-project=qt%2Fqtbase&var-testcase=tests%2Fauto%2Fcorelib%2Fkernel%2Fqdeadlinetimer&var-testfunction=stdchrono&var-branch=5.12&var-branch=5.13&var-branch=5.14&var-branch=5.15&var-branch=dev&var-inter=24h

      Please see the panel List of the recent flaky tests (both passed and failed). Sort it based on the results to see the failed instances. 

      Please open the links to the Coin tasks containing the logs. Please see the test section containing state "Error" and open corresponding logs. 

       

       

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          People

            jkobus Jarek Kobus
            assaarel Asmo Saarela (Inactive)
            Maurice Kalinowski Maurice Kalinowski
            Alex Blasche Alex Blasche
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            Dates

              Created:
              Updated:
              Resolved: