[Ci-reports] fail on QtWebEngine_master_Integration #185

Qt Continuous Integration System ci-noreply at qt-project.org
Thu Jan 30 15:48:25 CET 2014


Autotests `tst_qmltests' and `tst_qquickwebviewgraphics' failed :(

  Testing tst_QQuickWebViewGraphics
  [0130/164734:ERROR:resource_bundle.cc(549)] Failed to load /work/build/qt/qtbase/qtwebengine_resources.pak
  Some features may not be available.
  [0130/164734:WARNING:resource_bundle.cc(269)] locale_file_path.empty()
  [0130/164734:ERROR:resource_bundle.cc(549)] Failed to load /work/build/qt/qtbase/qtwebengine_resources.pak
  Some features may not be available.
  [0130/164734:WARNING:resource_bundle.cc(269)] locale_file_path.empty()
  [0130/164734:ERROR:renderer_main.cc(227)] Running without renderer sandbox
  [0130/164734:WARNING:proxy_service.cc(888)] PAC support disabled because there is no system implementation
  FAIL!  : tst_QQuickWebViewGraphics::simpleGraphics() Compared values are not the same
     Actual   (m_view->rootObject()->property("loading")): QVariant(bool,true)
     Expected (QVariant(false))                          : QVariant(bool,false)
     Loc: [tst_qquickwebviewgraphics.cpp(190)]
  FAIL!  : tst_QQuickWebViewGraphics::simpleGraphics() Compared values are not the same
     Loc: [tst_qquickwebviewgraphics.cpp(135)]
  [0130/164734:ERROR:render_sandbox_host_linux.cc(642)] sendmsg: Broken pipe
  [0130/164734:ERROR:renderer_main.cc(227)] Running without renderer sandbox
  [0130/164735:ERROR:renderer_main.cc(227)] Running without renderer sandbox
  [0130/164736:ERROR:renderer_main.cc(227)] Running without renderer sandbox
  [0130/164736:ERROR:renderer_main.cc(227)] Running without renderer sandbox
  Totals: 6 passed, 2 failed, 0 skipped
  [xcb] Unknown sequence number while appending request
  [xcb] Most likely this is a multi-threaded client and XInitThreads has not been called
  [xcb] Aborting, sorry about that.
  tst_qquickwebviewgraphics: ../../src/xcb_io.c:161: append_pending_request: Assertion `!xcb_xlib_unknown_seq_number' failed.
  QtQA::App::TestRunner: Process exited due to signal 6; dumped core
  QtQA::App::TestRunner: ============================== backtrace follows: ==============================
  QtQA::App::TestRunner: gdb commands: thread apply all bt 100
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: warning: core file may not match specified executable file.
  QtQA::App::TestRunner: [New LWP 20710]
  QtQA::App::TestRunner: [New LWP 20677]
  QtQA::App::TestRunner: [New LWP 20687]
  QtQA::App::TestRunner: [New LWP 20690]
  QtQA::App::TestRunner: [New LWP 20695]
  QtQA::App::TestRunner: [New LWP 20698]
  QtQA::App::TestRunner: [New LWP 20699]
  QtQA::App::TestRunner: [New LWP 20694]
  QtQA::App::TestRunner: [New LWP 20711]
  QtQA::App::TestRunner: [New LWP 20700]
  QtQA::App::TestRunner: [New LWP 20674]
  QtQA::App::TestRunner: [New LWP 20686]
  QtQA::App::TestRunner: [New LWP 20676]
  QtQA::App::TestRunner: [New LWP 20689]
  QtQA::App::TestRunner: [New LWP 20688]
  QtQA::App::TestRunner: [New LWP 20691]
  QtQA::App::TestRunner: [New LWP 20692]
  QtQA::App::TestRunner: [New LWP 20693]
  QtQA::App::TestRunner: [New LWP 20697]
  QtQA::App::TestRunner: [New LWP 20696]
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: warning: Can't read pathname for load map: Input/output error.
  QtQA::App::TestRunner: [Thread debugging using libthread_db enabled]
  QtQA::App::TestRunner: Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
  QtQA::App::TestRunner: Core was generated by `./tst_qquickwebviewgraphics -silent -o /work/build/_artifacts/test-logs/tst_qqu'.
  QtQA::App::TestRunner: Program terminated with signal 6, Aborted.
  QtQA::App::TestRunner: #0  0x00007fc71ee04425 in __GI_raise (sig=<optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
  QtQA::App::TestRunner: 64	../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory.
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 20 (Thread 0x7fc6ceffc700 (LWP 20696)):
  QtQA::App::TestRunner: #0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:39
  QtQA::App::TestRunner: #1  0x00007fc6ec64229a in epoll_wait () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #2  0x00007fc6ec641d31 in epoll_dispatch () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #3  0x00007fc6ec63fdd5 in event_base_loop () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #4  0x00007fc6ec0d512c in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007fc6ec117a4a in base::MessageLoop::RunInternal() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #6  0x00007fc6ec1347a8 in base::RunLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #7  0x00007fc6ec113104 in base::MessageLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #8  0x00007fc6ebb84fe7 in content::BrowserThreadImpl::CacheThreadRun(base::MessageLoop*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #9  0x00007fc6ebb85a4b in content::BrowserThreadImpl::Run(base::MessageLoop*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #10 0x00007fc6ec14d629 in base::Thread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #11 0x00007fc6ec147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #12 0x00007fc71e307e9a in start_thread (arg=0x7fc6ceffc700) at pthread_create.c:308
  QtQA::App::TestRunner: #13 0x00007fc71eec23fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #14 0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 19 (Thread 0x7fc6ce7fb700 (LWP 20697)):
  QtQA::App::TestRunner: #0  0x00007fc71e309148 in pthread_join (threadid=140491198822144, thread_return=0x0) at pthread_join.c:89
  QtQA::App::TestRunner: #1  0x00007fc6ec148126 in base::PlatformThread::Join(base::PlatformThreadHandle) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #2  0x00007fc6ec14d901 in base::Thread::Stop() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #3  0x00007fc6ebf38e57 in content::InProcessGpuThread::~InProcessGpuThread() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #4  0x00007fc6ebf38eb9 in content::InProcessGpuThread::~InProcessGpuThread() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007fc6ebc475a6 in content::GpuProcessHost::~GpuProcessHost() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #6  0x00007fc6ebc49329 in content::GpuProcessHost::~GpuProcessHost() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #7  0x00007fc6ebb69c03 in content::BrowserChildProcessHostImpl::TerminateAll() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #8  0x00007fc6ebb83cbc in content::BrowserProcessSubThread::CleanUp() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #9  0x00007fc6ec14d636 in base::Thread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #10 0x00007fc6ec147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #11 0x00007fc71e307e9a in start_thread (arg=0x7fc6ce7fb700) at pthread_create.c:308
  QtQA::App::TestRunner: #12 0x00007fc71eec23fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #13 0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 18 (Thread 0x7fc6e8ed0700 (LWP 20693)):
  QtQA::App::TestRunner: #0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:39
  QtQA::App::TestRunner: #1  0x00007fc6ec64229a in epoll_wait () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #2  0x00007fc6ec641d31 in epoll_dispatch () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #3  0x00007fc6ec63fdd5 in event_base_loop () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #4  0x00007fc6ec0d503d in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007fc6ec117a4a in base::MessageLoop::RunInternal() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #6  0x00007fc6ec1347a8 in base::RunLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #7  0x00007fc6ec113104 in base::MessageLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #8  0x00007fc6ebb84e67 in content::BrowserThreadImpl::FileThreadRun(base::MessageLoop*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #9  0x00007fc6ebb85a7b in content::BrowserThreadImpl::Run(base::MessageLoop*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #10 0x00007fc6ec14d629 in base::Thread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #11 0x00007fc6ec147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #12 0x00007fc71e307e9a in start_thread (arg=0x7fc6e8ed0700) at pthread_create.c:308
  QtQA::App::TestRunner: #13 0x00007fc71eec23fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #14 0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 17 (Thread 0x7fc6e96d1700 (LWP 20692)):
  QtQA::App::TestRunner: #0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
  QtQA::App::TestRunner: #1  0x00007fc6ec141ff1 in base::ConditionVariable::Wait() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #2  0x00007fc6ec142f80 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #3  0x00007fc6ec142fb1 in base::WaitableEvent::Wait() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #4  0x00007fc6ec11900b in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007fc6ec117a4a in base::MessageLoop::RunInternal() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #6  0x00007fc6ec1347a8 in base::RunLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #7  0x00007fc6ec113104 in base::MessageLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #8  0x00007fc6ebb84de7 in content::BrowserThreadImpl::DBThreadRun(base::MessageLoop*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #9  0x00007fc6ebb85a8b in content::BrowserThreadImpl::Run(base::MessageLoop*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #10 0x00007fc6ec14d629 in base::Thread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #11 0x00007fc6ec147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #12 0x00007fc71e307e9a in start_thread (arg=0x7fc6e96d1700) at pthread_create.c:308
  QtQA::App::TestRunner: #13 0x00007fc71eec23fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #14 0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 16 (Thread 0x7fc6e9ed2700 (LWP 20691)):
  QtQA::App::TestRunner: #0  0x00007fc71eeb6a43 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
  QtQA::App::TestRunner: #1  0x00007fc6eaa8935f in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
  QtQA::App::TestRunner: #2  0x00007fc6eaa7a76c in pa_mainloop_poll () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
  QtQA::App::TestRunner: #3  0x00007fc6eaa7add9 in pa_mainloop_iterate () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
  QtQA::App::TestRunner: #4  0x00007fc6eaa7ae90 in pa_mainloop_run () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
  QtQA::App::TestRunner: #5  0x00007fc6eaa8930f in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
  QtQA::App::TestRunner: #6  0x00007fc6f439dd18 in ?? () from /usr/lib/x86_64-linux-gnu/libpulsecommon-1.1.so
  QtQA::App::TestRunner: #7  0x00007fc71e307e9a in start_thread (arg=0x7fc6e9ed2700) at pthread_create.c:308
  QtQA::App::TestRunner: #8  0x00007fc71eec23fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #9  0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 15 (Thread 0x7fc70c03d700 (LWP 20688)):
  QtQA::App::TestRunner: #0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:215
  QtQA::App::TestRunner: #1  0x00007fc6ec142281 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #2  0x00007fc6ec15037e in base::PosixDynamicThreadPool::WaitForTask() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #3  0x00007fc6ec1505af in base::(anonymous namespace)::WorkerThread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #4  0x00007fc6ec147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007fc71e307e9a in start_thread (arg=0x7fc70c03d700) at pthread_create.c:308
  QtQA::App::TestRunner: #6  0x00007fc71eec23fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #7  0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 14 (Thread 0x7fc6fc04b700 (LWP 20689)):
  QtQA::App::TestRunner: #0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:215
  QtQA::App::TestRunner: #1  0x00007fc6ec142281 in base::ConditionVariable::TimedWait(base::TimeDelta const&) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #2  0x00007fc6ec15037e in base::PosixDynamicThreadPool::WaitForTask() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #3  0x00007fc6ec1505af in base::(anonymous namespace)::WorkerThread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #4  0x00007fc6ec147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007fc71e307e9a in start_thread (arg=0x7fc6fc04b700) at pthread_create.c:308
  QtQA::App::TestRunner: #6  0x00007fc71eec23fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #7  0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 13 (Thread 0x7fc70e8d6700 (LWP 20676)):
  QtQA::App::TestRunner: #0  0x00007fc71eeb6a43 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
  QtQA::App::TestRunner: #1  0x00007fc71d0d5ff6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #2  0x00007fc71d0d645a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #3  0x00007fc70e8db98b in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
  QtQA::App::TestRunner: #4  0x00007fc71d0f79b5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #5  0x00007fc71e307e9a in start_thread (arg=0x7fc70e8d6700) at pthread_create.c:308
  QtQA::App::TestRunner: #6  0x00007fc71eec23fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #7  0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 12 (Thread 0x7fc6f57c5700 (LWP 20686)):
  QtQA::App::TestRunner: #0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:39
  QtQA::App::TestRunner: #1  0x00007fc6ec64229a in epoll_wait () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #2  0x00007fc6ec641d31 in epoll_dispatch () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #3  0x00007fc6ec63fdd5 in event_base_loop () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #4  0x00007fc6ec0d503d in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007fc6ec117a4a in base::MessageLoop::RunInternal() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #6  0x00007fc6ec1347a8 in base::RunLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #7  0x00007fc6ec113104 in base::MessageLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #8  0x00007fc6ec14d629 in base::Thread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #9  0x00007fc6ec147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #10 0x00007fc71e307e9a in start_thread (arg=0x7fc6f57c5700) at pthread_create.c:308
  QtQA::App::TestRunner: #11 0x00007fc71eec23fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #12 0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 11 (Thread 0x7fc721387740 (LWP 20674)):
  QtQA::App::TestRunner: #0  0x00007fc71e309148 in pthread_join (threadid=140491844728576, thread_return=0x0) at pthread_join.c:89
  QtQA::App::TestRunner: #1  0x00007fc6ec148126 in base::PlatformThread::Join(base::PlatformThreadHandle) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #2  0x00007fc6ec14d901 in base::Thread::Stop() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #3  0x00007fc6ebb83c63 in content::BrowserProcessSubThread::~BrowserProcessSubThread() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #4  0x00007fc6ebb83c89 in content::BrowserProcessSubThread::~BrowserProcessSubThread() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
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  QtQA::App::TestRunner: #3  0x00007fc71edfd192 in __GI___assert_fail (assertion=0x7fc71c3c7fe7 "!xcb_xlib_unknown_seq_number", file=0x7fc71c3c7fb2 "../../src/xcb_io.c", line=161, function=0x7fc71c3c8100 "append_pending_request") at assert.c:103
  QtQA::App::TestRunner: #4  0x00007fc71c35517f in ?? () from /usr/lib/x86_64-linux-gnu/libX11.so.6
  QtQA::App::TestRunner: #5  0x00007fc71c35589f in _XSend () from /usr/lib/x86_64-linux-gnu/libX11.so.6
  QtQA::App::TestRunner: #6  0x00007fc71c34bb46 in XQueryExtension () from /usr/lib/x86_64-linux-gnu/libX11.so.6
  QtQA::App::TestRunner: #7  0x00007fc71c33fb25 in XInitExtension () from /usr/lib/x86_64-linux-gnu/libX11.so.6
  QtQA::App::TestRunner: #8  0x00007fc71e8391c1 in ?? () from /usr/lib/x86_64-linux-gnu/mesa/libGL.so.1
  QtQA::App::TestRunner: #9  0x00007fc71e858f23 in glXDestroyPbuffer () from /usr/lib/x86_64-linux-gnu/mesa/libGL.so.1
  QtQA::App::TestRunner: #10 0x00007fc6ec52aa97 in gfx::PbufferGLSurfaceGLX::Destroy() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #11 0x00007fc6ebef3686 in content::GpuChannelManager::~GpuChannelManager() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #12 0x00007fc6ebef38d9 in content::GpuChannelManager::~GpuChannelManager() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #13 0x00007fc6ebf367ac in content::GpuChildThread::~GpuChildThread() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #14 0x00007fc6ebf367f9 in content::GpuChildThread::~GpuChildThread() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #15 0x00007fc6ee2ee396 in content::ChildProcess::~ChildProcess() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #16 0x00007fc6ebf36269 in content::GpuProcess::~GpuProcess() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #17 0x00007fc6ec14d636 in base::Thread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #18 0x00007fc6ec147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #19 0x00007fc71e307e9a in start_thread (arg=0x7fc6a7fff700) at pthread_create.c:308
  QtQA::App::TestRunner: #20 0x00007fc71eec23fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #21 0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: ================================================================================
  QtQA::App::TestRunner: test failed, running again to see if it is flaky...
  ********* Start testing of tst_QQuickWebViewGraphics *********
  Config: Using QtTest library 5.2.2, Qt 5.2.2
  PASS   : tst_QQuickWebViewGraphics::initTestCase()
  [0130/164754:ERROR:resource_bundle.cc(549)] Failed to load /work/build/qt/qtbase/qtwebengine_resources.pak
  Some features may not be available.
  [0130/164754:WARNING:resource_bundle.cc(269)] locale_file_path.empty()
  [0130/164754:ERROR:resource_bundle.cc(549)] Failed to load /work/build/qt/qtbase/qtwebengine_resources.pak
  Some features may not be available.
  [0130/164754:WARNING:resource_bundle.cc(269)] locale_file_path.empty()
  [0130/164754:ERROR:renderer_main.cc(227)] Running without renderer sandbox
  [0130/164754:WARNING:proxy_service.cc(888)] PAC support disabled because there is no system implementation
  PASS   : tst_QQuickWebViewGraphics::simpleGraphics()
  [0130/164754:ERROR:renderer_main.cc(227)] Running without renderer sandbox
  PASS   : tst_QQuickWebViewGraphics::renderAfterNodeCleanup()
  [0130/164755:ERROR:renderer_main.cc(227)] Running without renderer sandbox
  PASS   : tst_QQuickWebViewGraphics::showHideShow()
  [0130/164755:ERROR:renderer_main.cc(227)] Running without renderer sandbox
  PASS   : tst_QQuickWebViewGraphics::simpleAcceleratedLayer()
  [0130/164756:ERROR:renderer_main.cc(227)] Running without renderer sandbox
  PASS   : tst_QQuickWebViewGraphics::reparentToOtherWindow()
  PASS   : tst_QQuickWebViewGraphics::cleanupTestCase()
  Totals: 7 passed, 0 failed, 0 skipped
  ********* Finished testing of tst_QQuickWebViewGraphics *********
  [xcb] Unknown sequence number while appending request
  [xcb] Most likely this is a multi-threaded client and XInitThreads has not been called
  [xcb] Aborting, sorry about that.
  tst_qquickwebviewgraphics: ../../src/xcb_io.c:161: append_pending_request: Assertion `!xcb_xlib_unknown_seq_number' failed.
  QtQA::App::TestRunner: Process exited due to signal 6; dumped core
  QtQA::App::TestRunner: ============================== backtrace follows: ==============================
  QtQA::App::TestRunner: gdb commands: thread apply all bt 100
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: warning: core file may not match specified executable file.
  QtQA::App::TestRunner: [New LWP 20808]
  QtQA::App::TestRunner: [New LWP 20772]
  QtQA::App::TestRunner: [New LWP 20786]
  QtQA::App::TestRunner: [New LWP 20787]
  QtQA::App::TestRunner: [New LWP 20785]
  QtQA::App::TestRunner: [New LWP 20788]
  QtQA::App::TestRunner: [New LWP 20784]
  QtQA::App::TestRunner: [New LWP 20796]
  QtQA::App::TestRunner: [New LWP 20794]
  QtQA::App::TestRunner: [New LWP 20792]
  QtQA::App::TestRunner: [New LWP 20791]
  QtQA::App::TestRunner: [New LWP 20809]
  QtQA::App::TestRunner: [New LWP 20851]
  QtQA::App::TestRunner: [New LWP 20789]
  QtQA::App::TestRunner: [New LWP 20793]
  QtQA::App::TestRunner: [New LWP 20790]
  QtQA::App::TestRunner: [New LWP 20798]
  QtQA::App::TestRunner: [New LWP 20774]
  QtQA::App::TestRunner: [New LWP 20775]
  QtQA::App::TestRunner: [New LWP 20797]
  QtQA::App::TestRunner: [New LWP 20795]
  QtQA::App::TestRunner: [New LWP 20852]
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: warning: Can't read pathname for load map: Input/output error.
  QtQA::App::TestRunner: [Thread debugging using libthread_db enabled]
  QtQA::App::TestRunner: Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
  QtQA::App::TestRunner: Core was generated by `./tst_qquickwebviewgraphics -o /work/build/_artifacts/test-logs/tst_qquickwebvi'.
  QtQA::App::TestRunner: Program terminated with signal 6, Aborted.
  QtQA::App::TestRunner: #0  0x00007ffbfd3ce425 in __GI_raise (sig=<optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
  QtQA::App::TestRunner: 64	../nptl/sysdeps/unix/sysv/linux/raise.c: No such file or directory.
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 22 (Thread 0x7ffbde883700 (LWP 20852)):
  QtQA::App::TestRunner: #0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
  QtQA::App::TestRunner: #1  0x00007ffbcc141ff1 in base::ConditionVariable::Wait() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #2  0x00007ffbcc14be47 in base::SequencedWorkerPool::Inner::ThreadLoop(base::SequencedWorkerPool::Worker*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #3  0x00007ffbcc14c94b in base::SequencedWorkerPool::Worker::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #4  0x00007ffbcc14ca89 in base::SimpleThread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007ffbcc147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #6  0x00007ffbfc8d1e9a in start_thread (arg=0x7ffbde883700) at pthread_create.c:308
  QtQA::App::TestRunner: #7  0x00007ffbfd48c3fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #8  0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 21 (Thread 0x7ffbacff8700 (LWP 20795)):
  QtQA::App::TestRunner: #0  0x00007ffbfc8d3148 in pthread_join (threadid=140718404257536, thread_return=0x0) at pthread_join.c:89
  QtQA::App::TestRunner: #1  0x00007ffbcc148126 in base::PlatformThread::Join(base::PlatformThreadHandle) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #2  0x00007ffbcc14d901 in base::Thread::Stop() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #3  0x00007ffbcbf38e57 in content::InProcessGpuThread::~InProcessGpuThread() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #4  0x00007ffbcbf38eb9 in content::InProcessGpuThread::~InProcessGpuThread() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007ffbcbc475a6 in content::GpuProcessHost::~GpuProcessHost() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #6  0x00007ffbcbc49329 in content::GpuProcessHost::~GpuProcessHost() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #7  0x00007ffbcbb69c03 in content::BrowserChildProcessHostImpl::TerminateAll() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #8  0x00007ffbcbb83cbc in content::BrowserProcessSubThread::CleanUp() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #9  0x00007ffbcc14d636 in base::Thread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #10 0x00007ffbcc147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #11 0x00007ffbfc8d1e9a in start_thread (arg=0x7ffbacff8700) at pthread_create.c:308
  QtQA::App::TestRunner: #12 0x00007ffbfd48c3fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #13 0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 20 (Thread 0x7ffb8f7fe700 (LWP 20797)):
  QtQA::App::TestRunner: #0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
  QtQA::App::TestRunner: #1  0x00007ffbcc141ff1 in base::ConditionVariable::Wait() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #2  0x00007ffbcc142f80 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #3  0x00007ffbcc142fb1 in base::WaitableEvent::Wait() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #4  0x00007ffbcc11900b in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007ffbcc117a4a in base::MessageLoop::RunInternal() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #6  0x00007ffbcc1347a8 in base::RunLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #7  0x00007ffbcc113104 in base::MessageLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #8  0x00007ffbcc14d629 in base::Thread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #9  0x00007ffbcc147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #10 0x00007ffbfc8d1e9a in start_thread (arg=0x7ffb8f7fe700) at pthread_create.c:308
  QtQA::App::TestRunner: #11 0x00007ffbfd48c3fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #12 0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 19 (Thread 0x7ffbe7fff700 (LWP 20775)):
  QtQA::App::TestRunner: #0  0x00007ffbfd480a43 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
  QtQA::App::TestRunner: #1  0x00007ffbfb69fff6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #2  0x00007ffbfb6a045a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #3  0x00007ffbeefd65e6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
  QtQA::App::TestRunner: #4  0x00007ffbfb6c19b5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #5  0x00007ffbfc8d1e9a in start_thread (arg=0x7ffbe7fff700) at pthread_create.c:308
  QtQA::App::TestRunner: #6  0x00007ffbfd48c3fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #7  0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 18 (Thread 0x7ffbecda7700 (LWP 20774)):
  QtQA::App::TestRunner: #0  0x00007ffbfd480a43 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
  QtQA::App::TestRunner: #1  0x00007ffbfb69fff6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #2  0x00007ffbfb6a045a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #3  0x00007ffbecdac98b in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
  QtQA::App::TestRunner: #4  0x00007ffbfb6c19b5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #5  0x00007ffbfc8d1e9a in start_thread (arg=0x7ffbecda7700) at pthread_create.c:308
  QtQA::App::TestRunner: #6  0x00007ffbfd48c3fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #7  0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 17 (Thread 0x7ffb8effd700 (LWP 20798)):
  QtQA::App::TestRunner: #0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
  QtQA::App::TestRunner: #1  0x00007ffbcc141ff1 in base::ConditionVariable::Wait() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #2  0x00007ffbcc14be47 in base::SequencedWorkerPool::Inner::ThreadLoop(base::SequencedWorkerPool::Worker*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #3  0x00007ffbcc14c94b in base::SequencedWorkerPool::Worker::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #4  0x00007ffbcc14ca89 in base::SimpleThread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007ffbcc147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #6  0x00007ffbfc8d1e9a in start_thread (arg=0x7ffb8effd700) at pthread_create.c:308
  QtQA::App::TestRunner: #7  0x00007ffbfd48c3fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #8  0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 16 (Thread 0x7ffbaf7fd700 (LWP 20790)):
  QtQA::App::TestRunner: #0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
  (... 614 lines omitted; there are too many errors!)
  QtQA::App::TestRunner: #8  0x00007fefef91e629 in base::Thread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #9  0x00007fefef918fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #10 0x00007ff017beae9a in start_thread (arg=0x7fefeb243700) at pthread_create.c:308
  QtQA::App::TestRunner: #11 0x00007ff0196663fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #12 0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 5 (Thread 0x7feffe883700 (LWP 20569)):
  QtQA::App::TestRunner: #0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
  QtQA::App::TestRunner: #1  0x00007ff0057a2a43 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
  QtQA::App::TestRunner: #2  0x00007ff017beae9a in start_thread (arg=0x7feffe883700) at pthread_create.c:308
  QtQA::App::TestRunner: #3  0x00007ff0196663fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #4  0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 4 (Thread 0x7ff0049eb700 (LWP 20568)):
  QtQA::App::TestRunner: #0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
  QtQA::App::TestRunner: #1  0x00007ff0057a2a43 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
  QtQA::App::TestRunner: #2  0x00007ff017beae9a in start_thread (arg=0x7ff0049eb700) at pthread_create.c:308
  QtQA::App::TestRunner: #3  0x00007ff0196663fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #4  0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 3 (Thread 0x7ff0082a4700 (LWP 20566)):
  QtQA::App::TestRunner: #0  0x00007ff01965aa43 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
  QtQA::App::TestRunner: #1  0x00007ff016df7ff6 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #2  0x00007ff016df845a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #3  0x00007ff0082a998b in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
  QtQA::App::TestRunner: #4  0x00007ff016e199b5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
  QtQA::App::TestRunner: #5  0x00007ff017beae9a in start_thread (arg=0x7ff0082a4700) at pthread_create.c:308
  QtQA::App::TestRunner: #6  0x00007ff0196663fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #7  0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 2 (Thread 0x7feffd881700 (LWP 20571)):
  QtQA::App::TestRunner: #0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
  QtQA::App::TestRunner: #1  0x00007ff0057a2a43 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
  QtQA::App::TestRunner: #2  0x00007ff017beae9a in start_thread (arg=0x7feffd881700) at pthread_create.c:308
  QtQA::App::TestRunner: #3  0x00007ff0196663fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #4  0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 1 (Thread 0x7fefae7fc700 (LWP 20599)):
  QtQA::App::TestRunner: #0  QOpenGLContext::handle (this=0x0) at kernel/qopenglcontext.cpp:396
  QtQA::App::TestRunner: #1  0x00007ff013156e09 in QXcbNativeInterface::glxContextForContext (context=<optimized out>) at qxcbnativeinterface.cpp:347
  QtQA::App::TestRunner: #2  0x00007fefef31098a in QtShareGLContext (qtContext=0x0, this=0x7fef98014d00) at ../../src/core/content_browser_client_qt.cpp:211
  QtQA::App::TestRunner: #3  ShareGroupQtQuick::AboutToAddFirstContext (this=0x7fef98007670) at ../../src/core/content_browser_client_qt.cpp:250
  QtQA::App::TestRunner: #4  0x00007fefefcdc51a in gfx::GLShareGroup::AddContext(gfx::GLContext*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007fefefcd7359 in gfx::GLContextReal::GLContextReal(gfx::GLShareGroup*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #6  0x00007fefefcfaa39 in gfx::GLContextGLX::GLContextGLX(gfx::GLShareGroup*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #7  0x00007fefefcd8278 in gfx::GLContext::CreateGLContext(gfx::GLShareGroup*, gfx::GLSurface*, gfx::GpuPreference) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #8  0x00007fefef6ce51a in content::GpuCommandBufferStub::OnInitialize(base::FileDescriptor, IPC::Message*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #9  0x00007fefef6cb464 in bool IPC::SyncMessageSchema<Tuple1<base::FileDescriptor>, Tuple1<bool&> >::DispatchDelayReplyWithSendParams<content::GpuCommandBufferStub, void (content::GpuCommandBufferStub::*)(base::FileDescriptor, IPC::Message*)>(bool, Tuple1<base::FileDescriptor> const&, IPC::Message const*, content::GpuCommandBufferStub*, void (content::GpuCommandBufferStub::*)(base::FileDescriptor, IPC::Message*)) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #10 0x00007fefef6cb6a8 in bool GpuCommandBufferMsg_Initialize::DispatchDelayReply<content::GpuCommandBufferStub, void (content::GpuCommandBufferStub::*)(base::FileDescriptor, IPC::Message*)>(IPC::Message const*, content::GpuCommandBufferStub*, void (content::GpuCommandBufferStub::*)(base::FileDescriptor, IPC::Message*)) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #11 0x00007fefef6cc1d6 in content::GpuCommandBufferStub::OnMessageReceived(IPC::Message const&) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #12 0x00007fefef6e30d3 in content::MessageRouter::RouteMessage(IPC::Message const&) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #13 0x00007fefef6bc6e2 in content::GpuChannel::HandleMessage() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #14 0x00007fefef8e4b76 in base::MessageLoop::RunTask(base::PendingTask const&) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #15 0x00007fefef8e955b in base::MessageLoop::DeferOrRunPendingTask(base::PendingTask const&) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #16 0x00007fefef8e9a63 in base::MessageLoop::DoWork() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #17 0x00007fefef8e9fc9 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #18 0x00007fefef8e8a4a in base::MessageLoop::RunInternal() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #19 0x00007fefef9057a8 in base::RunLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #20 0x00007fefef8e4104 in base::MessageLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #21 0x00007fefef91e629 in base::Thread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #22 0x00007fefef918fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #23 0x00007ff017beae9a in start_thread (arg=0x7fefae7fc700) at pthread_create.c:308
  QtQA::App::TestRunner: #24 0x00007ff0196663fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #25 0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: ================================================================================
  QtQA::App::TestRunner: test failed, running again to see if it is flaky...
  [0130/164708:ERROR:resource_bundle.cc(549)] Failed to load /work/build/qt/qtbase/qtwebengine_resources.pak
  Some features may not be available.
  [0130/164708:WARNING:resource_bundle.cc(269)] locale_file_path.empty()
  ********* Start testing of qmltests *********
  Config: Using QtTest library 5.2.2, Qt 5.2.2
  PASS   : qmltests::WebEngineViewLoadProgress::initTestCase()
  [0130/164708:ERROR:resource_bundle.cc(549)] Failed to load /work/build/qt/qtbase/qtwebengine_resources.pak
  Some features may not be available.
  [0130/164708:WARNING:resource_bundle.cc(269)] locale_file_path.empty()
  [0130/164709:ERROR:renderer_main.cc(227)] Running without renderer sandbox
  [0130/164709:WARNING:proxy_service.cc(888)] PAC support disabled because there is no system implementation
  QtQA::App::TestRunner: Process exited due to signal 11; dumped core
  QtQA::App::TestRunner: ============================== backtrace follows: ==============================
  QtQA::App::TestRunner: gdb commands: thread apply all bt 100
  QtQA::App::TestRunner: [New LWP 20656]
  QtQA::App::TestRunner: [New LWP 20632]
  QtQA::App::TestRunner: [New LWP 20628]
  QtQA::App::TestRunner: [New LWP 20625]
  QtQA::App::TestRunner: [New LWP 20624]
  QtQA::App::TestRunner: [New LWP 20629]
  QtQA::App::TestRunner: [New LWP 20657]
  QtQA::App::TestRunner: [New LWP 20623]
  QtQA::App::TestRunner: [New LWP 20633]
  QtQA::App::TestRunner: [New LWP 20634]
  QtQA::App::TestRunner: [New LWP 20635]
  QtQA::App::TestRunner: [New LWP 20639]
  QtQA::App::TestRunner: [New LWP 20640]
  QtQA::App::TestRunner: [New LWP 20641]
  QtQA::App::TestRunner: [New LWP 20644]
  QtQA::App::TestRunner: [New LWP 20636]
  QtQA::App::TestRunner: [New LWP 20622]
  QtQA::App::TestRunner: [New LWP 20621]
  QtQA::App::TestRunner: [New LWP 20627]
  QtQA::App::TestRunner: [New LWP 20637]
  QtQA::App::TestRunner: [New LWP 20646]
  QtQA::App::TestRunner: [New LWP 20626]
  QtQA::App::TestRunner: [New LWP 20642]
  QtQA::App::TestRunner: [New LWP 20638]
  QtQA::App::TestRunner: [New LWP 20645]
  QtQA::App::TestRunner: [New LWP 20643]
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: warning: Can't read pathname for load map: Input/output error.
  QtQA::App::TestRunner: [Thread debugging using libthread_db enabled]
  QtQA::App::TestRunner: Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
  QtQA::App::TestRunner: Core was generated by `./tst_qmltests -o /work/build/_artifacts/test-logs/tst_qmltests-testresults-00.'.
  QtQA::App::TestRunner: Program terminated with signal 11, Segmentation fault.
  QtQA::App::TestRunner: #0  QOpenGLContext::handle (this=0x0) at kernel/qopenglcontext.cpp:396
  QtQA::App::TestRunner: 396	    return d->platformGLContext;
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 26 (Thread 0x7f134f7fe700 (LWP 20643)):
  QtQA::App::TestRunner: #0  syscall () at ../sysdeps/unix/sysv/linux/x86_64/syscall.S:39
  QtQA::App::TestRunner: #1  0x00007f138464229a in epoll_wait () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #2  0x00007f1384641d31 in epoll_dispatch () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #3  0x00007f138463fdd5 in event_base_loop () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #4  0x00007f13840d512c in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007f1384117a4a in base::MessageLoop::RunInternal() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #6  0x00007f13841347a8 in base::RunLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #7  0x00007f1384113104 in base::MessageLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #8  0x00007f1383b85067 in content::BrowserThreadImpl::IOThreadRun(base::MessageLoop*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #9  0x00007f1383b85a3b in content::BrowserThreadImpl::Run(base::MessageLoop*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #10 0x00007f138414d629 in base::Thread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #11 0x00007f1384147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #12 0x00007f13ae745e9a in start_thread (arg=0x7f134f7fe700) at pthread_create.c:308
  QtQA::App::TestRunner: #13 0x00007f13b01c13fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #14 0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 25 (Thread 0x7f134e7fc700 (LWP 20645)):
  QtQA::App::TestRunner: #0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
  QtQA::App::TestRunner: #1  0x00007f1384141ff1 in base::ConditionVariable::Wait() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #2  0x00007f1384142f80 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #3  0x00007f1384142fb1 in base::WaitableEvent::Wait() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #4  0x00007f138411900b in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007f1384117a4a in base::MessageLoop::RunInternal() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #6  0x00007f13841347a8 in base::RunLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #7  0x00007f1384113104 in base::MessageLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #8  0x00007f138414d629 in base::Thread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #9  0x00007f1384147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #10 0x00007f13ae745e9a in start_thread (arg=0x7f134e7fc700) at pthread_create.c:308
  QtQA::App::TestRunner: #11 0x00007f13b01c13fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #12 0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 24 (Thread 0x7f1366608700 (LWP 20638)):
  QtQA::App::TestRunner: #0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
  QtQA::App::TestRunner: #1  0x00007f1384141ff1 in base::ConditionVariable::Wait() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #2  0x00007f1384142f80 in base::WaitableEvent::TimedWait(base::TimeDelta const&) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #3  0x00007f1384142fb1 in base::WaitableEvent::Wait() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #4  0x00007f138411900b in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007f1384117a4a in base::MessageLoop::RunInternal() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #6  0x00007f13841347a8 in base::RunLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #7  0x00007f1384113104 in base::MessageLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #8  0x00007f1383b84de7 in content::BrowserThreadImpl::DBThreadRun(base::MessageLoop*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #9  0x00007f1383b85a8b in content::BrowserThreadImpl::Run(base::MessageLoop*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #10 0x00007f138414d629 in base::Thread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #11 0x00007f1384147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #12 0x00007f13ae745e9a in start_thread (arg=0x7f1366608700) at pthread_create.c:308
  QtQA::App::TestRunner: #13 0x00007f13b01c13fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #14 0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 23 (Thread 0x7f134ffff700 (LWP 20642)):
  QtQA::App::TestRunner: #0  0x00007f13b0197d63 in pread64 () at ../sysdeps/unix/syscall-template.S:82
  QtQA::App::TestRunner: #1  0x00007f1384127895 in base::(anonymous namespace)::DoPread(int, char*, int, long) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #2  0x00007f1384127976 in base::ReadPlatformFile(int, long, char*, int) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #3  0x00007f13842c2d93 in disk_cache::File::Read(void*, unsigned long, unsigned long) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #4  0x00007f13842c733d in disk_cache::MappedFile::Init(base::FilePath const&, unsigned long) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007f13842a89be in disk_cache::BlockFiles::OpenBlockFile(int) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #6  0x00007f13842ab1fe in disk_cache::BlockFiles::Init(bool) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #7  0x00007f13842a5344 in disk_cache::BackendImpl::SyncInit() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #8  0x00007f13842c6159 in disk_cache::BackendIO::ExecuteBackendOperation() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #9  0x00007f1384113b76 in base::MessageLoop::RunTask(base::PendingTask const&) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #10 0x00007f138411855b in base::MessageLoop::DeferOrRunPendingTask(base::PendingTask const&) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #11 0x00007f1384118a63 in base::MessageLoop::DoWork() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #12 0x00007f13840d4fca in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #13 0x00007f1384117a4a in base::MessageLoop::RunInternal() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #14 0x00007f13841347a8 in base::RunLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #15 0x00007f1384113104 in base::MessageLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #16 0x00007f1383b84fe7 in content::BrowserThreadImpl::CacheThreadRun(base::MessageLoop*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #17 0x00007f1383b85a4b in content::BrowserThreadImpl::Run(base::MessageLoop*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #18 0x00007f138414d629 in base::Thread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #19 0x00007f1384147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #20 0x00007f13ae745e9a in start_thread (arg=0x7f134ffff700) at pthread_create.c:308
  QtQA::App::TestRunner: #21 0x00007f13b01c13fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #22 0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 22 (Thread 0x7f139533a700 (LWP 20626)):
  QtQA::App::TestRunner: #0  pthread_cond_wait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_wait.S:162
  QtQA::App::TestRunner: #1  0x00007f139c263a43 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
  QtQA::App::TestRunner: #2  0x00007f13ae745e9a in start_thread (arg=0x7f139533a700) at pthread_create.c:308
  QtQA::App::TestRunner: #3  0x00007f13b01c13fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #4  0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 21 (Thread 0x7f134dd8c700 (LWP 20646)):
  QtQA::App::TestRunner: #0  0x00007f13b01b3ffd in read () at ../sysdeps/unix/syscall-template.S:82
  QtQA::App::TestRunner: #1  0x00007f1384232f95 in net::FileStream::Context::ReadFileImpl(scoped_refptr<net::IOBuffer>, int) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #2  0x00007f1384233174 in base::internal::Invoker<3, base::internal::BindState<base::internal::RunnableAdapter<net::FileStream::Context::IOResult (net::FileStream::Context::*)(scoped_refptr<net::IOBuffer>, int)>, net::FileStream::Context::IOResult (net::FileStream::Context*, scoped_refptr<net::IOBuffer>, int), void (base::internal::UnretainedWrapper<net::FileStream::Context>, scoped_refptr<net::IOBuffer>, int)>, net::FileStream::Context::IOResult (net::FileStream::Context*, scoped_refptr<net::IOBuffer>, int)>::Run(base::internal::BindStateBase*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #3  0x00007f13842312f1 in void base::internal::ReturnAsParamAdapter<net::FileStream::Context::IOResult>(base::Callback<net::FileStream::Context::IOResult ()> const&, net::FileStream::Context::IOResult*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #4  0x00007f13841481c0 in base::(anonymous namespace)::PostTaskAndReplyRelay::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007f138414b9ae in base::SequencedWorkerPool::Inner::ThreadLoop(base::SequencedWorkerPool::Worker*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #6  0x00007f138414c94b in base::SequencedWorkerPool::Worker::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #7  0x00007f138414ca89 in base::SimpleThread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #8  0x00007f1384147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #9  0x00007f13ae745e9a in start_thread (arg=0x7f134dd8c700) at pthread_create.c:308
  QtQA::App::TestRunner: #10 0x00007f13b01c13fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #11 0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: Thread 20 (Thread 0x7f136ae0a700 (LWP 20637)):
  QtQA::App::TestRunner: #0  0x00007f13b01b5a43 in __GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=<optimized out>) at ../sysdeps/unix/sysv/linux/poll.c:87
  QtQA::App::TestRunner: #1  0x00007f138006035f in ?? () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
  QtQA::App::TestRunner: #2  0x00007f138005176c in pa_mainloop_poll () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
  QtQA::App::TestRunner: #3  0x00007f1380051dd9 in pa_mainloop_iterate () from /usr/lib/x86_64-linux-gnu/libpulse.so.0
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  QtQA::App::TestRunner: #7  0x00007f1384113104 in base::MessageLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #8  0x00007f138414d629 in base::Thread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
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  QtQA::App::TestRunner: #5  0x00007f13b0a3702a in QThread::exec (this=<optimized out>) at thread/qthread.cpp:509
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  QtQA::App::TestRunner: #3  0x00007f13a51285e6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
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  QtQA::App::TestRunner: #1  0x00007f139c263a43 in ?? () from /usr/lib/x86_64-linux-gnu/dri/swrast_dri.so
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  QtQA::App::TestRunner: #3  0x00007f13b01c13fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
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  QtQA::App::TestRunner: #3  0x00007f13b01c13fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
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  QtQA::App::TestRunner: #1  0x00007f138464229a in epoll_wait () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #2  0x00007f1384641d31 in epoll_dispatch () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #3  0x00007f138463fdd5 in event_base_loop () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #4  0x00007f13840d503d in base::MessagePumpLibevent::Run(base::MessagePump::Delegate*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007f1384117a4a in base::MessageLoop::RunInternal() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #6  0x00007f13841347a8 in base::RunLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #7  0x00007f1384113104 in base::MessageLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #8  0x00007f138414d629 in base::Thread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #9  0x00007f1384147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #10 0x00007f13ae745e9a in start_thread (arg=0x7f1381a7a700) at pthread_create.c:308
  QtQA::App::TestRunner: #11 0x00007f13b01c13fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #12 0x0000000000000000 in ?? ()
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  QtQA::App::TestRunner: Thread 1 (Thread 0x7f134d2f4700 (LWP 20656)):
  QtQA::App::TestRunner: #0  QOpenGLContext::handle (this=0x0) at kernel/qopenglcontext.cpp:396
  QtQA::App::TestRunner: #1  0x00007f13a9cb1e09 in QXcbNativeInterface::glxContextForContext (context=<optimized out>) at qxcbnativeinterface.cpp:347
  QtQA::App::TestRunner: #2  0x00007f1383b3f98a in QtShareGLContext (qtContext=0x0, this=0x7f1330014d00) at ../../src/core/content_browser_client_qt.cpp:211
  QtQA::App::TestRunner: #3  ShareGroupQtQuick::AboutToAddFirstContext (this=0x7f133000a1e0) at ../../src/core/content_browser_client_qt.cpp:250
  QtQA::App::TestRunner: #4  0x00007f138450b51a in gfx::GLShareGroup::AddContext(gfx::GLContext*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #5  0x00007f1384506359 in gfx::GLContextReal::GLContextReal(gfx::GLShareGroup*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #6  0x00007f1384529a39 in gfx::GLContextGLX::GLContextGLX(gfx::GLShareGroup*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #7  0x00007f1384507278 in gfx::GLContext::CreateGLContext(gfx::GLShareGroup*, gfx::GLSurface*, gfx::GpuPreference) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #8  0x00007f1383efd51a in content::GpuCommandBufferStub::OnInitialize(base::FileDescriptor, IPC::Message*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #9  0x00007f1383efa464 in bool IPC::SyncMessageSchema<Tuple1<base::FileDescriptor>, Tuple1<bool&> >::DispatchDelayReplyWithSendParams<content::GpuCommandBufferStub, void (content::GpuCommandBufferStub::*)(base::FileDescriptor, IPC::Message*)>(bool, Tuple1<base::FileDescriptor> const&, IPC::Message const*, content::GpuCommandBufferStub*, void (content::GpuCommandBufferStub::*)(base::FileDescriptor, IPC::Message*)) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #10 0x00007f1383efa6a8 in bool GpuCommandBufferMsg_Initialize::DispatchDelayReply<content::GpuCommandBufferStub, void (content::GpuCommandBufferStub::*)(base::FileDescriptor, IPC::Message*)>(IPC::Message const*, content::GpuCommandBufferStub*, void (content::GpuCommandBufferStub::*)(base::FileDescriptor, IPC::Message*)) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #11 0x00007f1383efb1d6 in content::GpuCommandBufferStub::OnMessageReceived(IPC::Message const&) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #12 0x00007f1383f120d3 in content::MessageRouter::RouteMessage(IPC::Message const&) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #13 0x00007f1383eeb6e2 in content::GpuChannel::HandleMessage() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #14 0x00007f1384113b76 in base::MessageLoop::RunTask(base::PendingTask const&) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #15 0x00007f138411855b in base::MessageLoop::DeferOrRunPendingTask(base::PendingTask const&) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #16 0x00007f1384118a63 in base::MessageLoop::DoWork() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #17 0x00007f1384118fc9 in base::MessagePumpDefault::Run(base::MessagePump::Delegate*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #18 0x00007f1384117a4a in base::MessageLoop::RunInternal() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #19 0x00007f13841347a8 in base::RunLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #20 0x00007f1384113104 in base::MessageLoop::Run() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #21 0x00007f138414d629 in base::Thread::ThreadMain() () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #22 0x00007f1384147fd4 in base::(anonymous namespace)::ThreadFunc(void*) () from /work/build/qt/qtwebengine/out/Release/lib/libQt5WebEngineCore.so
  QtQA::App::TestRunner: #23 0x00007f13ae745e9a in start_thread (arg=0x7f134d2f4700) at pthread_create.c:308
  QtQA::App::TestRunner: #24 0x00007f13b01c13fd in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  QtQA::App::TestRunner: #25 0x0000000000000000 in ?? ()
  QtQA::App::TestRunner:
  QtQA::App::TestRunner: ================================================================================
  QtQA::App::TestRunner: test failure could be reproduced twice consecutively
  QtQA::App::TestRunner: end tst_qmltests: 51 seconds, signal 11

  Build log: http://testresults.qt-project.org/ci/QtWebEngine_master_Integration/build_00185/linux-g++_no-widgets_Ubuntu_12.04_x64/log.txt.gz

  Tested changes (refs/builds/master_1391089021):
    http://codereview.qt-project.org/73927 [PS7] - Quick: Support reparenting



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