[Ci-reports] fail on Qt5_dev_Integration #458

[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 (i386-little_endian-ilp32 shared (dynamic) release build; by MSVC 2010)
  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()
  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: 901 seconds, exit code 293

  Build log: http://testresults.qt-project.org/ci/Qt5_dev_Integration/build_00458/win32-msvc2010_developer-build_angle_Windows_7/log.txt.gz

  Tested changes (refs/builds/dev_1402901695):
    http://codereview.qt-project.org/87227 [PS1] - Remove jsondb from qtpim dependency list