[Ci-reports] fail on QtBase_dev_Integration #3412

[Qt Continuous Integration System]

Autotest `tst_qthreadpool' failed :(

  Testing tst_QThreadPool
  FAIL!  : tst_QThreadPool::expiryTimeoutRace() 'task.semaphore.tryAcquire(numTasks, 10000)' returned FALSE. ()
  tst_qthreadpool.cpp(384) : failure location
  QtQA::App::TestRunner: Timed out after 450 seconds
  QtQA::App::TestRunner: test failed, running again to see if it is flaky...
  ********* Start testing of tst_QThreadPool *********
  Config: Using QtTest library 5.4.0, Qt 5.4.0 (May  7 2014, MSVC 2010, 32 bit, release build)
  PASS   : tst_QThreadPool::initTestCase()
  PASS   : tst_QThreadPool::runFunction()
  PASS   : tst_QThreadPool::createThreadRunFunction()
  PASS   : tst_QThreadPool::runMultiple()
  PASS   : tst_QThreadPool::waitcomplete()
  PASS   : tst_QThreadPool::runTask()
  PASS   : tst_QThreadPool::singleton()
  WARNING: tst_QThreadPool::destruction() QTest::qSleep() should have taken 1000000ns, but actually took 574025ns!
  qtestcase.cpp(2889) : failure location
  WARNING: tst_QThreadPool::destruction() QTest::qSleep() should have taken 1000000ns, but actually took 492381ns!
  qtestcase.cpp(2889) : failure location
  WARNING: tst_QThreadPool::destruction() QTest::qSleep() should have taken 1000000ns, but actually took 663492ns!
  qtestcase.cpp(2889) : failure location
  WARNING: tst_QThreadPool::destruction() QTest::qSleep() should have taken 1000000ns, but actually took 656787ns!
  qtestcase.cpp(2889) : failure location
  WARNING: tst_QThreadPool::destruction() QTest::qSleep() should have taken 1000000ns, but actually took 776704ns!
  qtestcase.cpp(2889) : failure location
  PASS   : tst_QThreadPool::destruction()
  PASS   : tst_QThreadPool::threadRecycling()
  PASS   : tst_QThreadPool::expiryTimeout()
  FAIL!  : tst_QThreadPool::expiryTimeoutRace() 'task.semaphore.tryAcquire(numTasks, 10000)' returned FALSE. ()
  tst_qthreadpool.cpp(384) : failure location
  QtQA::App::TestRunner: Timed out after 450 seconds
  QtQA::App::TestRunner: test failure could be reproduced twice consecutively
  QtQA::App::TestRunner: end tst_qthreadpool: 902 seconds, exit code 293

  Build log: http://testresults.qt-project.org/ci/QtBase_dev_Integration/build_03412/win32-msvc2010_developer-build_qtnamespace_Windows_7/log.txt.gz

  Tested changes (refs/builds/dev_1399462637):
    http://codereview.qt-project.org/83869 [PS4] - Updated corelib's unit tests to use QSignalSpy's functor constructor
    http://codereview.qt-project.org/84586 [PS1] - qdoc: Now lists variable in namespaces
    http://codereview.qt-project.org/82292 [PS2] - Fix widget margins on Mac with style sheets
    http://codereview.qt-project.org/84793 [PS3] - Add support for querying "display" from eglfs
    http://codereview.qt-project.org/84484 [PS4] - Use QtPlatformHeaders to set platform specific functionality
    http://codereview.qt-project.org/84530 [PS2] - Merge remote-tracking branch 'origin/stable' into dev