https://bugs.kde.org/show_bug.cgi?id=399473

--- Comment #7 from RJVB <rjvber...@gmail.com> ---
Synthetic demonstration of unwanted behaviour:

> Xnest :1 &
> env DISPLAY=:1 kdevelop5 &
> killall -STOP %1 # suspend Xnest
> kill -HUP %2 # send SIGHUP to KDevelop

As expected this causes KDevelop to block:

(lldb) bt all
* thread #1, name = 'kdevelop', stop reason = signal SIGSTOP
  * frame #0: 0x00007f9cab47e404 libpthread.so.0`__pthread_cond_wait at
pthread_cond_wait.S:185
    frame #1: 0x00007f9ca75b1db9
libxcb.so.1`___lldb_unnamed_symbol4$$libxcb.so.1 + 745
    frame #2: 0x00007f9ca75b33ff
libxcb.so.1`___lldb_unnamed_symbol18$$libxcb.so.1 + 191
    frame #3: 0x00007f9ca75b3512 libxcb.so.1`xcb_wait_for_reply + 98
    frame #4: 0x00007f9c9e8783d7
libQt5XcbQpa.so.5`QXcbCursor::queryPointer(QXcbConnection*,
QXcbVirtualDesktop**, QPoint*, int*) at qxcbcursor.cpp:636
    frame #5: 0x00007f9c9e87855f
libQt5XcbQpa.so.5`QXcbCursor::pos(this=<unavailable>) const at
qxcbcursor.cpp:661
    frame #6: 0x00007f9cb1400444
libQt5Gui.so.5`QCursor::pos(screen=<unavailable>) at qcursor.cpp:190
    frame #7: 0x00007f9cb1bec781
libQt5Widgets.so.5`QApplicationPrivate::sendSyntheticEnterLeave(this=<unavailable>,
widget=0x0000000003d97d40) at qapplication.cpp:2762
    frame #8: 0x00007f9cb1c21122
libQt5Widgets.so.5`QWidgetPrivate::hideChildren(this=<unavailable>,
spontaneous=false) at qwidget.cpp:8463
    frame #9: 0x00007f9cb1c212cf
libQt5Widgets.so.5`QWidgetPrivate::hide_helper(this=0x0000000003d97790) at
qwidget.cpp:8178
    frame #10: 0x00007f9cb1c26368
libQt5Widgets.so.5`QWidget::setVisible(this=0x0000000003d97400,
visible=<unavailable>) at qwidget.cpp:8369
    frame #11: 0x00007f9cb1c09ea4
libQt5Widgets.so.5`QStackedLayout::takeAt(this=<unavailable>,
index=<unavailable>) at qstackedlayout.cpp:282
    frame #12: 0x00007f9cb1c0468e
libQt5Widgets.so.5`QLayout::removeWidget(this=0x0000000004491f30,
widget=0x0000000003d97400) at qlayout.cpp:1367
    frame #13: 0x00007f9cb6b0736e
libKDevPlatformSublime.so.53`Sublime::Container::removeWidget(this=0x000000000448ce00,
w=0x0000000003d97400) at container.cpp:549
    frame #14: 0x00007f9cb6b17c4f
libKDevPlatformSublime.so.53`Sublime::MainWindowPrivate::aboutToRemoveView(this=<unavailable>,
index=<unavailable>, view=0x0000000003ec5bb0) at mainwindow_p.cpp:619
    frame #15: 0x00007f9cb0e720f0
libQt5Core.so.5`QMetaObject::activate(QObject*, int, int, void**) at
qobject_impl.h:101
    frame #16: 0x00007f9cb6b261fe
libKDevPlatformSublime.so.53`Sublime::Area::aboutToRemoveView(this=<unavailable>,
_t1=<unavailable>, _t2=<unavailable>) at moc_area.cpp:284
    frame #17: 0x00007f9cb6afeb34
libKDevPlatformSublime.so.53`Sublime::Area::removeView(this=0x0000000001100300,
view=0x0000000003ec5bb0) at area.cpp:208
    frame #18: 0x00007f9cb6b0f0f0
libKDevPlatformSublime.so.53`Sublime::Document::closeViews(this=0x0000000003dd2fc0)
at document.cpp:140
    frame #19: 0x00007f9cb92c0bd3
libKDevPlatformShell.so.53`KDevelop::PartDocument::close(this=0x0000000003dd2fc0,
mode=<unavailable>) at partdocument.cpp:150
    frame #20: 0x00007f9cb92c6d1e
libKDevPlatformShell.so.53`KDevelop::DocumentController::cleanup(this=<unavailable>)
at documentcontroller.cpp:579
    frame #21: 0x00007f9cb92a22c6
libKDevPlatformShell.so.53`KDevelop::Core::cleanup(this=0x0000000000f06610) at
core.cpp:419
    frame #22: 0x00007f9cb92a1edb
libKDevPlatformShell.so.53`KDevelop::Core::shutdown(this=0x0000000000f06610) at
core.cpp:385
    frame #23: 0x00007f9cb9285af6
libKDevPlatformShell.so.53`KDevelop::MainWindow::~MainWindow(this=0x00000000012071a0,
vtt=0x00007f9cb9596990) at mainwindow.cpp:159
    frame #24: 0x00007f9cb9285c96
libKDevPlatformShell.so.53`KDevelop::MainWindow::~MainWindow() [inlined]
KDevelop::MainWindow::~MainWindow(this=0x00000000012071a0) at
mainwindow.cpp:156
    frame #25: 0x00007f9cb9285c87
libKDevPlatformShell.so.53`KDevelop::MainWindow::~MainWindow(this=0x00000000012071a0)
at mainwindow.cpp:156
    frame #26: 0x00007f9cb0e72928 libQt5Core.so.5`QObject::event(QEvent*) at
qobject.cpp:1243
    frame #27: 0x00007f9cb1c269ab
libQt5Widgets.so.5`QWidget::event(this=0x00000000012071a0,
event=0x0000000005620910) at qwidget.cpp:9346
    frame #28: 0x00007f9cb1d465cb
libQt5Widgets.so.5`QMainWindow::event(this=0x00000000012071a0,
event=0x0000000005620910) at qmainwindow.cpp:1563
    frame #29: 0x00007f9cb557790c
libKF5XmlGui.so.5`KMainWindow::event(this=0x00000000012071a0,
ev=0x0000000005620910) at kmainwindow.cpp:865
    frame #30: 0x00007f9cb55afee3
libKF5XmlGui.so.5`KXmlGuiWindow::event(this=0x00000000012071a0,
ev=0x0000000005620910) at kxmlguiwindow.cpp:119
    frame #31: 0x00007f9cb1be41a1
libQt5Widgets.so.5`QApplicationPrivate::notify_helper(this=<unavailable>,
receiver=0x00000000012071a0, e=0x0000000005620910) at qapplication.cpp:3722
    frame #32: 0x00007f9cb1bec9f0
libQt5Widgets.so.5`QApplication::notify(this=0x00007ffed3d55e48,
receiver=0x00000000012071a0, e=0x0000000005620910) at qapplication.cpp:3481
    frame #33: 0x00007f9cb0e47609
libQt5Core.so.5`QCoreApplication::notifyInternal2(QObject*, QEvent*) at
qcoreapplication.cpp:1031
    frame #34: 0x00007f9cb0e4a0ab
libQt5Core.so.5`QCoreApplicationPrivate::sendPostedEvents(QObject*, int,
QThreadData*) at qcoreapplication.h:233
    frame #35: 0x00007f9cb0e9c4b3
libQt5Core.so.5`::postEventSourceDispatch(s=0x0000000000894830,
(null)=<unavailable>, (null)=<unavailable>) at qeventdispatcher_glib.cpp:276
    frame #36: 0x00007f9ca892bd37 libglib-2.0.so.0`g_main_context_dispatch at
gmain.c:3165
    frame #37: 0x00007f9ca892bc4c
libglib-2.0.so.0`g_main_context_dispatch(context=0x00007f9c980016f0) at
gmain.c:3818
    frame #38: 0x00007f9ca89676a8
libglib-2.0.so.0`g_main_context_iterate.isra.31.lto_priv.138(context=0x00007f9c980016f0,
block=<unavailable>, dispatch=1) at gmain.c:3891
    frame #39: 0x00007f9ca892ddfc
libglib-2.0.so.0`g_main_context_iteration(context=0x00007f9c980016f0,
may_block=1) at gmain.c:3952
    frame #40: 0x00007f9cb0e9baa3
libQt5Core.so.5`QEventDispatcherGlib::processEvents(this=0x0000000000937a00,
flags=<unavailable>) at qeventdispatcher_glib.cpp:423
    frame #41: 0x00007f9cb0e45d8b
libQt5Core.so.5`QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) at
qeventloop.cpp:212
    frame #42: 0x00007f9cb0e4ea4e libQt5Core.so.5`QCoreApplication::exec() at
qcoreapplication.cpp:1304
    frame #43: 0x000000000041418e kdevelop`main(argc=<unavailable>,
argv=<unavailable>) at main.cpp:1000
    frame #44: 0x00007f9caffb5f45
libc.so.6`__libc_start_main(main=(kdevelop`main at main.cpp:440), argc=2,
argv=0x00007ffed3d55fa8, init=<unavailable>, fini=<unavailable>,
rtld_fini=<unavailable>, stack_end=0x00007ffed3d55f98) at libc-start.c:287
    frame #45: 0x00000000004067c4 kdevelop`_start + 41
  thread #2, name = 'QXcbEventReader', stop reason = signal SIGSTOP
    frame #0: 0x00007f9cb0084c9d libc.so.6`__GI___poll at syscall-template.S:81
    frame #1: 0x00007f9ca75b1b72
libxcb.so.1`___lldb_unnamed_symbol4$$libxcb.so.1 + 162
    frame #2: 0x00007f9ca75b364f libxcb.so.1`xcb_wait_for_event + 63
    frame #3: 0x00007f9c9e852019
libQt5XcbQpa.so.5`QXcbEventReader::run(this=0x0000000000867280) at
qxcbconnection.cpp:1330
    frame #4: 0x00007f9cb0c61e2a libQt5Core.so.5`QThreadPrivate::start(void*)
at qthread_unix.cpp:368
    frame #5: 0x00007f9cab47a184
libpthread.so.0`start_thread(arg=0x00007f9c9c908700) at pthread_create.c:312
    frame #6: 0x00007f9cb009203d libc.so.6`__clone at clone.S:111
  thread #3, name = 'QDBusConnection', stop reason = signal SIGSTOP
    frame #0: 0x00007f9cb0084c9d libc.so.6`__GI___poll at syscall-template.S:81
    frame #1: 0x00007f9ca8967611
libglib-2.0.so.0`g_main_context_iterate.isra.31.lto_priv.138 at gmain.c:4192
    frame #2: 0x00007f9ca89675ed
libglib-2.0.so.0`g_main_context_iterate.isra.31.lto_priv.138(context=0x00007f9c88000990,
block=<unavailable>, dispatch=1) at gmain.c:3886
    frame #3: 0x00007f9ca892ddfc
libglib-2.0.so.0`g_main_context_iteration(context=0x00007f9c88000990,
may_block=1) at gmain.c:3952
    frame #4: 0x00007f9cb0e9baa3
libQt5Core.so.5`QEventDispatcherGlib::processEvents(this=0x00007f9c880008c0,
flags=<unavailable>) at qeventdispatcher_glib.cpp:423
    frame #5: 0x00007f9cb0e45d8b
libQt5Core.so.5`QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) at
qeventloop.cpp:212
    frame #6: 0x00007f9cb0c5cf16 libQt5Core.so.5`QThread::exec() at
qthread.cpp:515
    frame #7: 0x00007f9cb3c901b5
libQt5DBus.so.5`QDBusConnectionManager::run(this=0x00007f9cb3f0a400) at
qdbusconnection.cpp:178
    frame #8: 0x00007f9cb0c61e2a libQt5Core.so.5`QThreadPrivate::start(void*)
at qthread_unix.cpp:368
    frame #9: 0x00007f9cab47a184
libpthread.so.0`start_thread(arg=0x00007f9c8f738700) at pthread_create.c:312
    frame #10: 0x00007f9cb009203d libc.so.6`__clone at clone.S:111
  thread #4, name = 'QThread', stop reason = signal SIGSTOP
    frame #0: 0x00007f9cb0084c9d libc.so.6`__GI___poll at syscall-template.S:81
    frame #1: 0x00007f9ca8967611
libglib-2.0.so.0`g_main_context_iterate.isra.31.lto_priv.138 at gmain.c:4192
    frame #2: 0x00007f9ca89675ed
libglib-2.0.so.0`g_main_context_iterate.isra.31.lto_priv.138(context=0x00007f9c80000990,
block=<unavailable>, dispatch=1) at gmain.c:3886
    frame #3: 0x00007f9ca892ddfc
libglib-2.0.so.0`g_main_context_iteration(context=0x00007f9c80000990,
may_block=1) at gmain.c:3952
    frame #4: 0x00007f9cb0e9baa3
libQt5Core.so.5`QEventDispatcherGlib::processEvents(this=0x00007f9c800008c0,
flags=<unavailable>) at qeventdispatcher_glib.cpp:423
    frame #5: 0x00007f9cb0e45d8b
libQt5Core.so.5`QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) at
qeventloop.cpp:212
    frame #6: 0x00007f9cb0c5cf16 libQt5Core.so.5`QThread::exec() at
qthread.cpp:515
    frame #7: 0x00007f9cb7e5fd8e
libKDevPlatformLanguage.so.53`KDevelop::DUChainPrivate::CleanupThread::run(this=0x0000000002541850)
at duchain.cpp:286
    frame #8: 0x00007f9cb0c61e2a libQt5Core.so.5`QThreadPrivate::start(void*)
at qthread_unix.cpp:368
    frame #9: 0x00007f9cab47a184
libpthread.so.0`start_thread(arg=0x00007f9c86616700) at pthread_create.c:312
    frame #10: 0x00007f9cb009203d libc.so.6`__clone at clone.S:111
  thread #5, name = 'OutputFilterThr', stop reason = signal SIGSTOP
    frame #0: 0x00007f9cb0084c9d libc.so.6`__GI___poll at syscall-template.S:81
    frame #1: 0x00007f9ca8967611
libglib-2.0.so.0`g_main_context_iterate.isra.31.lto_priv.138 at gmain.c:4192
    frame #2: 0x00007f9ca89675ed
libglib-2.0.so.0`g_main_context_iterate.isra.31.lto_priv.138(context=0x00007f9c78000990,
block=<unavailable>, dispatch=1) at gmain.c:3886
    frame #3: 0x00007f9ca892ddfc
libglib-2.0.so.0`g_main_context_iteration(context=0x00007f9c78000990,
may_block=1) at gmain.c:3952
    frame #4: 0x00007f9cb0e9baa3
libQt5Core.so.5`QEventDispatcherGlib::processEvents(this=0x00007f9c780008c0,
flags=<unavailable>) at qeventdispatcher_glib.cpp:423
    frame #5: 0x00007f9cb0e45d8b
libQt5Core.so.5`QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) at
qeventloop.cpp:212
    frame #6: 0x00007f9cb0c5cf16 libQt5Core.so.5`QThread::exec() at
qthread.cpp:515
    frame #7: 0x00007f9cb0c61e2a libQt5Core.so.5`QThreadPrivate::start(void*)
at qthread_unix.cpp:368
    frame #8: 0x00007f9cab47a184
libpthread.so.0`start_thread(arg=0x00007f9c7d442700) at pthread_create.c:312
    frame #9: 0x00007f9cb009203d libc.so.6`__clone at clone.S:111
  thread #6, name = 'Qt bearer threa', stop reason = signal SIGSTOP
    frame #0: 0x00007f9cb0084c9d libc.so.6`__GI___poll at syscall-template.S:81
    frame #1: 0x00007f9ca8967611
libglib-2.0.so.0`g_main_context_iterate.isra.31.lto_priv.138 at gmain.c:4192
    frame #2: 0x00007f9ca89675ed
libglib-2.0.so.0`g_main_context_iterate.isra.31.lto_priv.138(context=0x00007f9c70000990,
block=<unavailable>, dispatch=1) at gmain.c:3886
    frame #3: 0x00007f9ca892ddfc
libglib-2.0.so.0`g_main_context_iteration(context=0x00007f9c70000990,
may_block=1) at gmain.c:3952
    frame #4: 0x00007f9cb0e9baa3
libQt5Core.so.5`QEventDispatcherGlib::processEvents(this=0x00007f9c700008c0,
flags=<unavailable>) at qeventdispatcher_glib.cpp:423
    frame #5: 0x00007f9cb0e45d8b
libQt5Core.so.5`QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) at
qeventloop.cpp:212
    frame #6: 0x00007f9cb0c5cf16 libQt5Core.so.5`QThread::exec() at
qthread.cpp:515
    frame #7: 0x00007f9cb0c61e2a libQt5Core.so.5`QThreadPrivate::start(void*)
at qthread_unix.cpp:368
    frame #8: 0x00007f9cab47a184
libpthread.so.0`start_thread(arg=0x00007f9c77fff700) at pthread_create.c:312
    frame #9: 0x00007f9cb009203d libc.so.6`__clone at clone.S:111
  thread #7, name = 'KDevelop::Compl', stop reason = signal SIGSTOP
    frame #0: 0x00007f9cb0084c9d libc.so.6`__GI___poll at syscall-template.S:81
    frame #1: 0x00007f9ca8967611
libglib-2.0.so.0`g_main_context_iterate.isra.31.lto_priv.138 at gmain.c:4192
    frame #2: 0x00007f9ca89675ed
libglib-2.0.so.0`g_main_context_iterate.isra.31.lto_priv.138(context=0x00007f9c6c5e1130,
block=<unavailable>, dispatch=1) at gmain.c:3886
    frame #3: 0x00007f9ca892ddfc
libglib-2.0.so.0`g_main_context_iteration(context=0x00007f9c6c5e1130,
may_block=1) at gmain.c:3952
    frame #4: 0x00007f9cb0e9baa3
libQt5Core.so.5`QEventDispatcherGlib::processEvents(this=0x00007f9c6c0c44e0,
flags=<unavailable>) at qeventdispatcher_glib.cpp:423
    frame #5: 0x00007f9cb0e45d8b
libQt5Core.so.5`QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) at
qeventloop.cpp:212
    frame #6: 0x00007f9cb0c5cf16 libQt5Core.so.5`QThread::exec() at
qthread.cpp:515
    frame #7: 0x00007f9cb7f4f306
libKDevPlatformLanguage.so.53`KDevelop::CompletionWorkerThread::run(this=0x0000000003b64500)
at codecompletionmodel.cpp:79
    frame #8: 0x00007f9cb0c61e2a libQt5Core.so.5`QThreadPrivate::start(void*)
at qthread_unix.cpp:368
    frame #9: 0x00007f9cab47a184
libpthread.so.0`start_thread(arg=0x00007f9c76423700) at pthread_create.c:312
    frame #10: 0x00007f9cb009203d libc.so.6`__clone at clone.S:111
  thread #8, name = 'Queue(0x14ace50', stop reason = signal SIGSTOP
    frame #0: 0x00007f9cab47e404 libpthread.so.0`__pthread_cond_wait at
pthread_cond_wait.S:185
    frame #1: 0x00007f9cb0c62723 libQt5Core.so.5`QWaitCondition::wait(QMutex*,
unsigned long) at qwaitcondition_unix.cpp:143
    frame #2: 0x00007f9cb0c62718
libQt5Core.so.5`QWaitCondition::wait(this=<unavailable>,
mutex=0x000000000153a530, time=18446744073709551615) at
qwaitcondition_unix.cpp:215
    frame #3: 0x00007f9cb7b8e37d
libKF5ThreadWeaver.so.5`ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned(ThreadWeaver::Thread*)
[inlined]
ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(this=<unavailable>,
th=<unavailable>) at weaver.cpp:594
    frame #4: 0x00007f9cb7b8e348
libKF5ThreadWeaver.so.5`ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned(this=0x00000000014ace50,
th=0x0000000003d62b80) at weaver.cpp:581
    frame #5: 0x00007f9cb7b92622
libKF5ThreadWeaver.so.5`ThreadWeaver::SuspendingState::applyForWork(this=0x000000000154e5c0,
th=0x0000000003d62b80, wasBusy=<unavailable>) at suspendingstate.cpp:61
    frame #6: 0x00007f9cb7b92670 libKF5ThreadWeaver.so.5`non-virtual thunk to
ThreadWeaver::SuspendingState::applyForWork(this=<unavailable>,
th=<unavailable>, wasBusy=<unavailable>) at suspendingstate.cpp:0
    frame #7: 0x00007f9cb7b8e27e
libKF5ThreadWeaver.so.5`ThreadWeaver::Weaver::applyForWork(this=<unavailable>,
th=<unavailable>, wasBusy=false) at weaver.cpp:568
    frame #8: 0x00007f9cb7b92403
libKF5ThreadWeaver.so.5`ThreadWeaver::WorkingHardState::applyForWork(this=0x000000000154b840,
th=0x0000000003d62b80, wasBusy=<unavailable>) at workinghardstate.cpp:73
    frame #9: 0x00007f9cb7b924a0 libKF5ThreadWeaver.so.5`non-virtual thunk to
ThreadWeaver::WorkingHardState::applyForWork(this=<unavailable>,
th=<unavailable>, wasBusy=<unavailable>) at workinghardstate.cpp:0
    frame #10: 0x00007f9cb7b8e27e
libKF5ThreadWeaver.so.5`ThreadWeaver::Weaver::applyForWork(this=<unavailable>,
th=<unavailable>, wasBusy=false) at weaver.cpp:568
    frame #11: 0x00007f9cb7b92403
libKF5ThreadWeaver.so.5`ThreadWeaver::WorkingHardState::applyForWork(this=0x000000000154b840,
th=0x0000000003d62b80, wasBusy=<unavailable>) at workinghardstate.cpp:73
    frame #12: 0x00007f9cb7b924a0 libKF5ThreadWeaver.so.5`non-virtual thunk to
ThreadWeaver::WorkingHardState::applyForWork(this=<unavailable>,
th=<unavailable>, wasBusy=<unavailable>) at workinghardstate.cpp:0
    frame #13: 0x00007f9cb7b8e27e
libKF5ThreadWeaver.so.5`ThreadWeaver::Weaver::applyForWork(this=<unavailable>,
th=<unavailable>, wasBusy=false) at weaver.cpp:568
    frame #14: 0x00007f9cb7b92403
libKF5ThreadWeaver.so.5`ThreadWeaver::WorkingHardState::applyForWork(this=0x000000000154b840,
th=0x0000000003d62b80, wasBusy=<unavailable>) at workinghardstate.cpp:73
    frame #15: 0x00007f9cb7b924a0 libKF5ThreadWeaver.so.5`non-virtual thunk to
ThreadWeaver::WorkingHardState::applyForWork(this=<unavailable>,
th=<unavailable>, wasBusy=<unavailable>) at workinghardstate.cpp:0
    frame #16: 0x00007f9cb7b8e27e
libKF5ThreadWeaver.so.5`ThreadWeaver::Weaver::applyForWork(this=<unavailable>,
th=<unavailable>, wasBusy=true) at weaver.cpp:568
    frame #17: 0x00007f9cb7b904e1
libKF5ThreadWeaver.so.5`ThreadWeaver::Thread::run(this=0x0000000003d62b80) at
thread.cpp:103
    frame #18: 0x00007f9cb0c61e2a libQt5Core.so.5`QThreadPrivate::start(void*)
at qthread_unix.cpp:368
    frame #19: 0x00007f9cab47a184
libpthread.so.0`start_thread(arg=0x00007f9c528f9700) at pthread_create.c:312
    frame #20: 0x00007f9cb009203d libc.so.6`__clone at clone.S:111
  thread #9, name = 'Queue(0x14ace50', stop reason = signal SIGSTOP
    frame #0: 0x00007f9cab47e404 libpthread.so.0`__pthread_cond_wait at
pthread_cond_wait.S:185
    frame #1: 0x00007f9cb0c62723 libQt5Core.so.5`QWaitCondition::wait(QMutex*,
unsigned long) at qwaitcondition_unix.cpp:143
    frame #2: 0x00007f9cb0c62718
libQt5Core.so.5`QWaitCondition::wait(this=<unavailable>,
mutex=0x000000000153a530, time=18446744073709551615) at
qwaitcondition_unix.cpp:215
    frame #3: 0x00007f9cb7b8e37d
libKF5ThreadWeaver.so.5`ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned(ThreadWeaver::Thread*)
[inlined]
ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(this=<unavailable>,
th=<unavailable>) at weaver.cpp:594
    frame #4: 0x00007f9cb7b8e348
libKF5ThreadWeaver.so.5`ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned(this=0x00000000014ace50,
th=0x00007f9c68462480) at weaver.cpp:581
    frame #5: 0x00007f9cb7b927d4 libKF5ThreadWeaver.so.5`non-virtual thunk to
ThreadWeaver::SuspendedState::applyForWork(ThreadWeaver::Thread*, bool)
[inlined] ThreadWeaver::SuspendedState::applyForWork(this=0x000000000154dbf0,
th=0x00007f9c68462480) at suspendedstate.cpp:56
    frame #6: 0x00007f9cb7b927b8 libKF5ThreadWeaver.so.5`non-virtual thunk to
ThreadWeaver::SuspendedState::applyForWork(this=0x000000000154dbf0,
th=0x00007f9c68462480, wasBusy=false) at suspendedstate.cpp:0
    frame #7: 0x00007f9cb7b8e27e
libKF5ThreadWeaver.so.5`ThreadWeaver::Weaver::applyForWork(this=<unavailable>,
th=<unavailable>, wasBusy=false) at weaver.cpp:568
    frame #8: 0x00007f9cb7b92403
libKF5ThreadWeaver.so.5`ThreadWeaver::WorkingHardState::applyForWork(this=0x000000000154b840,
th=0x00007f9c68462480, wasBusy=<unavailable>) at workinghardstate.cpp:73
    frame #9: 0x00007f9cb7b924a0 libKF5ThreadWeaver.so.5`non-virtual thunk to
ThreadWeaver::WorkingHardState::applyForWork(this=<unavailable>,
th=<unavailable>, wasBusy=<unavailable>) at workinghardstate.cpp:0
    frame #10: 0x00007f9cb7b8e27e
libKF5ThreadWeaver.so.5`ThreadWeaver::Weaver::applyForWork(this=<unavailable>,
th=<unavailable>, wasBusy=true) at weaver.cpp:568
    frame #11: 0x00007f9cb7b904e1
libKF5ThreadWeaver.so.5`ThreadWeaver::Thread::run(this=0x00007f9c68462480) at
thread.cpp:103
    frame #12: 0x00007f9cb0c61e2a libQt5Core.so.5`QThreadPrivate::start(void*)
at qthread_unix.cpp:368
    frame #13: 0x00007f9cab47a184
libpthread.so.0`start_thread(arg=0x00007f9c59422700) at pthread_create.c:312
    frame #14: 0x00007f9cb009203d libc.so.6`__clone at clone.S:111
  thread #10, name = 'Queue(0x14ace50', stop reason = signal SIGSTOP
    frame #0: 0x00007f9cab47e404 libpthread.so.0`__pthread_cond_wait at
pthread_cond_wait.S:185
    frame #1: 0x00007f9cb0c62723 libQt5Core.so.5`QWaitCondition::wait(QMutex*,
unsigned long) at qwaitcondition_unix.cpp:143
    frame #2: 0x00007f9cb0c62718
libQt5Core.so.5`QWaitCondition::wait(this=<unavailable>,
mutex=0x000000000153a530, time=18446744073709551615) at
qwaitcondition_unix.cpp:215
    frame #3: 0x00007f9cb7b8e37d
libKF5ThreadWeaver.so.5`ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned(ThreadWeaver::Thread*)
[inlined]
ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned_locked(this=<unavailable>,
th=<unavailable>) at weaver.cpp:594
    frame #4: 0x00007f9cb7b8e348
libKF5ThreadWeaver.so.5`ThreadWeaver::Weaver::blockThreadUntilJobsAreBeingAssigned(this=0x00000000014ace50,
th=0x00007f9c4003d840) at weaver.cpp:581
    frame #5: 0x00007f9cb7b927d4 libKF5ThreadWeaver.so.5`non-virtual thunk to
ThreadWeaver::SuspendedState::applyForWork(ThreadWeaver::Thread*, bool)
[inlined] ThreadWeaver::SuspendedState::applyForWork(this=0x000000000154dbf0,
th=0x00007f9c4003d840) at suspendedstate.cpp:56
    frame #6: 0x00007f9cb7b927b8 libKF5ThreadWeaver.so.5`non-virtual thunk to
ThreadWeaver::SuspendedState::applyForWork(this=0x000000000154dbf0,
th=0x00007f9c4003d840, wasBusy=false) at suspendedstate.cpp:0
    frame #7: 0x00007f9cb7b8e27e
libKF5ThreadWeaver.so.5`ThreadWeaver::Weaver::applyForWork(this=<unavailable>,
th=<unavailable>, wasBusy=false) at weaver.cpp:568
    frame #8: 0x00007f9cb7b92403
libKF5ThreadWeaver.so.5`ThreadWeaver::WorkingHardState::applyForWork(this=0x000000000154b840,
th=0x00007f9c4003d840, wasBusy=<unavailable>) at workinghardstate.cpp:73
    frame #9: 0x00007f9cb7b924a0 libKF5ThreadWeaver.so.5`non-virtual thunk to
ThreadWeaver::WorkingHardState::applyForWork(this=<unavailable>,
th=<unavailable>, wasBusy=<unavailable>) at workinghardstate.cpp:0
    frame #10: 0x00007f9cb7b8e27e
libKF5ThreadWeaver.so.5`ThreadWeaver::Weaver::applyForWork(this=<unavailable>,
th=<unavailable>, wasBusy=true) at weaver.cpp:568
    frame #11: 0x00007f9cb7b904e1
libKF5ThreadWeaver.so.5`ThreadWeaver::Thread::run(this=0x00007f9c4003d840) at
thread.cpp:103
    frame #12: 0x00007f9cb0c61e2a libQt5Core.so.5`QThreadPrivate::start(void*)
at qthread_unix.cpp:368
    frame #13: 0x00007f9cab47a184
libpthread.so.0`start_thread(arg=0x00007f9c530fa700) at pthread_create.c:312
    frame #14: 0x00007f9cb009203d libc.so.6`__clone at clone.S:111

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