Autotest crashes when closing the project while "Scanning for tests..."

Thread 1 (Thread 0x7f03d86338c0 (LWP 79794)):
#0  0x00007f0361c2ca62 in QHash<QString, Autotest::Internal::ItemDataCache<Qt::CheckState>::Entry>::isEmpty (this=0x0) at /home/jarek/dev/qt-65/qtbase/src/corelib/tools/qhash.h:938
#1  0x00007f0361c2a006 in QHash<QString, Autotest::Internal::ItemDataCache<Qt::CheckState>::Entry>::find (this=0x0, key=...) at /home/jarek/dev/qt-65/qtbase/src/corelib/tools/qhash.h:1272
#2  0x00007f0361c27d8e in Autotest::Internal::ItemDataCache<Qt::CheckState>::get (this=0x0, item=0x55f6e3e175e0) at /home/jarek/dev/creator-12/src/plugins/autotest/itemdatacache.h:40
#3  0x00007f0361c1d439 in Autotest::TestTreeModel::insertItemInParent (this=0x55f6e1558960, item=0x55f6e3e175e0, root=0x55f6e1b18160, groupingEnabled=false) at /home/jarek/dev/creator-12/src/plugins/autotest/testtreemodel.cpp:614
#4  0x00007f0361c1bd13 in Autotest::TestTreeModel::filterAndInsert (this=0x55f6e1558960, item=0x55f6e3e175e0, root=0x55f6e1b18160, groupingEnabled=false) at /home/jarek/dev/creator-12/src/plugins/autotest/testtreemodel.cpp:403
#5  0x00007f0361c1e17b in Autotest::TestTreeModel::handleParseResult (this=0x55f6e1558960, result=0x7f00646d9010, parentNode=0x55f6e1b18160) at /home/jarek/dev/creator-12/src/plugins/autotest/testtreemodel.cpp:747
#6  0x00007f0361c1db48 in Autotest::TestTreeModel::onParseResultReady (this=0x55f6e1558960, result=...) at /home/jarek/dev/creator-12/src/plugins/autotest/testtreemodel.cpp:687
#7  0x00007f0361c30504 in QtPrivate::FunctorCall<QtPrivate::IndexesList<0>, QtPrivate::List<QSharedPointer<Autotest::TestParseResult> >, void, void (Autotest::TestTreeModel::*)(QSharedPointer<Autotest::TestParseResult>)>::call (f=(void (Autotest::TestTreeModel::*)(Autotest::TestTreeModel * const, QSharedPointer<Autotest::TestParseResult>)) 0x7f0361c1daac <Autotest::TestTreeModel::onParseResultReady(QSharedPointer<Autotest::TestParseResult>)>, o=0x55f6e1558960, arg=0x7fff07b69990) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobjectdefs_impl.h:137
#8  0x00007f0361c2e0d7 in QtPrivate::FunctionPointer<void (Autotest::TestTreeModel::*)(QSharedPointer<Autotest::TestParseResult>)>::call<QtPrivate::List<QSharedPointer<Autotest::TestParseResult> >, void> (f=(void (Autotest::TestTreeModel::*)(Autotest::TestTreeModel * const, QSharedPointer<Autotest::TestParseResult>)) 0x7f0361c1daac <Autotest::TestTreeModel::onParseResultReady(QSharedPointer<Autotest::TestParseResult>)>, o=0x55f6e1558960, arg=0x7fff07b69990) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobjectdefs_impl.h:174
#9  0x00007f0361c2bb8f in QtPrivate::QSlotObject<void (Autotest::TestTreeModel::*)(QSharedPointer<Autotest::TestParseResult>), QtPrivate::List<QSharedPointer<Autotest::TestParseResult> >, void>::impl (which=1, this_=0x55f6e1c52b50, r=0x55f6e1558960, a=0x7fff07b69990, ret=0x0) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobjectdefs_impl.h:398
#10 0x00007f03d8d9dbb7 in QtPrivate::QSlotObjectBase::call (this=0x55f6e1c52b50, r=0x55f6e1558960, a=0x7fff07b69990) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobjectdefs_impl.h:374
#11 0x00007f03d8e1611a in doActivate<false> (sender=0x55f6e15588c0, signal_index=4, argv=0x7fff07b69990) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobject.cpp:4017
#12 0x00007f03d8e0bff5 in QMetaObject::activate (sender=0x55f6e15588c0, m=0x7f0361d6ca60 <Autotest::Internal::TestCodeParser::staticMetaObject>, local_signal_index=1, argv=0x7fff07b69990) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobject.cpp:4077
#13 0x00007f0361a545bc in Autotest::Internal::TestCodeParser::testParseResultReady (this=0x55f6e15588c0, _t1=...) at /home/jarek/dev/creator-12-build-65/src/plugins/autotest/AutoTest_autogen/EWIEGA46WW/moc_testcodeparser.cpp:293
#14 0x00007f0361b8126e in operator() (__closure=0x55f6ea032590, async=...) at /home/jarek/dev/creator-12/src/plugins/autotest/testcodeparser.cpp:388
#15 0x00007f0361b85b31 in std::__invoke_impl<void, Autotest::Internal::TestCodeParser::scanForTests(const QSet<Utils::FilePath>&, const QList<Autotest::ITestParser*>&)::<lambda(const Utils::Async<QSharedPointer<Autotest::TestParseResult> >&)>&, const Utils::Async<QSharedPointer<Autotest::TestParseResult> >&>(std::__invoke_other, struct {...} &) (__f=...) at /usr/include/c++/11/bits/invoke.h:61
#16 0x00007f0361b854ad in std::__invoke_r<void, Autotest::Internal::TestCodeParser::scanForTests(const QSet<Utils::FilePath>&, const QList<Autotest::ITestParser*>&)::<lambda(const Utils::Async<QSharedPointer<Autotest::TestParseResult> >&)>&, const Utils::Async<QSharedPointer<Autotest::TestParseResult> >&>(struct {...} &) (__fn=...) at /usr/include/c++/11/bits/invoke.h:111
#17 0x00007f0361b84f10 in std::_Function_handler<void(const Utils::Async<QSharedPointer<Autotest::TestParseResult> >&), Autotest::Internal::TestCodeParser::scanForTests(const QSet<Utils::FilePath>&, const QList<Autotest::ITestParser*>&)::<lambda(const Utils::Async<QSharedPointer<Autotest::TestParseResult> >&)> >::_M_invoke(const std::_Any_data &, const Utils::Async<QSharedPointer<Autotest::TestParseResult> > &) (__functor=..., __args#0=...) at /usr/include/c++/11/bits/std_function.h:290
#18 0x00007f0361b8f547 in std::function<void (Utils::Async<QSharedPointer<Autotest::TestParseResult> > const&)>::operator()(Utils::Async<QSharedPointer<Autotest::TestParseResult> > const&) const (this=0x55f6ea032590, __args#0=...) at /usr/include/c++/11/bits/std_function.h:590
#19 0x00007f0361b8cea2 in Tasking::CustomTask<Utils::AsyncTaskAdapter<QSharedPointer<Autotest::TestParseResult> > >::wrapEnd(std::function<void (Utils::Async<QSharedPointer<Autotest::TestParseResult> > const&)> const&)::{lambda(Tasking::TaskInterface const&)#1}::operator()(Tasking::TaskInterface const&) const (__closure=0x55f6ea032590, taskInterface=...) at /home/jarek/dev/creator-12/src/libs/solutions/tasking/tasktree.h:378
#20 0x00007f0361b960c1 in std::__invoke_impl<void, Tasking::CustomTask<Utils::AsyncTaskAdapter<QSharedPointer<Autotest::TestParseResult> > >::wrapEnd(std::function<void (Utils::Async<QSharedPointer<Autotest::TestParseResult> > const&)> const&)::{lambda(Tasking::TaskInterface const&)#1}&, Tasking::TaskInterface const&>(std::__invoke_other, Tasking::CustomTask<Utils::AsyncTaskAdapter<QSharedPointer<Autotest::TestParseResult> > >::wrapEnd(std::function<void (Utils::Async<QSharedPointer<Autotest::TestParseResult> > const&)> const&)::{lambda(Tasking::TaskInterface const&)#1}&, Tasking::TaskInterface const&) (__f=...) at /usr/include/c++/11/bits/invoke.h:61
#21 0x00007f0361b93b39 in std::__invoke_r<void, Tasking::CustomTask<Utils::AsyncTaskAdapter<QSharedPointer<Autotest::TestParseResult> > >::wrapEnd(std::function<void (Utils::Async<QSharedPointer<Autotest::TestParseResult> > const&)> const&)::{lambda(Tasking::TaskInterface const&)#1}&, Tasking::TaskInterface const&>(Tasking::CustomTask<Utils::AsyncTaskAdapter<QSharedPointer<Autotest::TestParseResult> > >::wrapEnd(std::function<void (Utils::Async<QSharedPointer<Autotest::TestParseResult> > const&)> const&)::{lambda(Tasking::TaskInterface const&)#1}&, Tasking::TaskInterface const&) (__fn=...) at /usr/include/c++/11/bits/invoke.h:111
#22 0x00007f0361b916bf in std::_Function_handler<void (Tasking::TaskInterface const&), Tasking::CustomTask<Utils::AsyncTaskAdapter<QSharedPointer<Autotest::TestParseResult> > >::wrapEnd(std::function<void (Utils::Async<QSharedPointer<Autotest::TestParseResult> > const&)> const&)::{lambda(Tasking::TaskInterface const&)#1}>::_M_invoke(std::_Any_data const&, Tasking::TaskInterface const&) (__functor=..., __args#0=...) at /usr/include/c++/11/bits/std_function.h:290
#23 0x00007f03db73041f in std::function<void (Tasking::TaskInterface const&)>::operator()(Tasking::TaskInterface const&) const (this=0x55f6ea032400, __args#0=...) at /usr/include/c++/11/bits/std_function.h:590
#24 0x00007f03db72bbfc in std::__invoke_impl<void, std::function<void (Tasking::TaskInterface const&)> const&, Tasking::TaskInterface&>(std::__invoke_other, std::function<void (Tasking::TaskInterface const&)> const&, Tasking::TaskInterface&) (__f=...) at /usr/include/c++/11/bits/invoke.h:61
#25 0x00007f03db7271ba in std::__invoke<std::function<void (Tasking::TaskInterface const&)> const&, Tasking::TaskInterface&>(std::function<void (Tasking::TaskInterface const&)> const&, Tasking::TaskInterface&) (__fn=...) at /usr/include/c++/11/bits/invoke.h:96
#26 0x00007f03db722dcc in std::invoke<std::function<void (Tasking::TaskInterface const&)> const&, Tasking::TaskInterface&>(std::function<void (Tasking::TaskInterface const&)> const&, Tasking::TaskInterface&) (__fn=...) at /usr/include/c++/11/functional:97
#27 0x00007f03db71eac9 in Tasking::invokeHandler<std::function<void (Tasking::TaskInterface const&)> const&, Tasking::TaskInterface&, void>(Tasking::TaskContainer*, std::function<void (Tasking::TaskInterface const&)> const&, Tasking::TaskInterface&) (container=0x55f6e966eef0, handler=...) at /home/jarek/dev/creator-12/src/libs/solutions/tasking/tasktree.cpp:1297
#28 0x00007f03db7143ff in Tasking::TaskNode::invokeEndHandler (this=0x55f6ea0323c0, success=true) at /home/jarek/dev/creator-12/src/libs/solutions/tasking/tasktree.cpp:1570
#29 0x00007f03db713e70 in operator() (__closure=0x55f6e9880d50, success=true) at /home/jarek/dev/creator-12/src/libs/solutions/tasking/tasktree.cpp:1535
#30 0x00007f03db718182 in QtPrivate::FunctorCall<QtPrivate::IndexesList<0>, QtPrivate::List<bool>, void, Tasking::TaskNode::start()::<lambda(bool)> >::call(struct {...} &, void **) (f=..., arg=0x7fff07b69fc0) at /home/jarek/dev/qt-65-build/qtbase/include/QtCore/../../../../qt-65/qtbase/src/corelib/kernel/qobjectdefs_impl.h:129
#31 0x00007f03db717c5b in QtPrivate::Functor<Tasking::TaskNode::start()::<lambda(bool)>, 1>::call<QtPrivate::List<bool>, void>(struct {...} &, void *, void **) (f=..., arg=0x7fff07b69fc0) at /home/jarek/dev/qt-65-build/qtbase/include/QtCore/../../../../qt-65/qtbase/src/corelib/kernel/qobjectdefs_impl.h:243
#32 0x00007f03db717508 in QtPrivate::QFunctorSlotObject<Tasking::TaskNode::start()::<lambda(bool)>, 1, QtPrivate::List<bool>, void>::impl(int, QtPrivate::QSlotObjectBase *, QObject *, void **, bool *) (which=1, this_=0x55f6e9880d40, r=0x7f03c401a830, a=0x7fff07b69fc0, ret=0x0) at /home/jarek/dev/qt-65-build/qtbase/include/QtCore/../../../../qt-65/qtbase/src/corelib/kernel/qobjectdefs_impl.h:423
#33 0x00007f03d8d9dbb7 in QtPrivate::QSlotObjectBase::call (this=0x55f6e9880d40, r=0x7f03c401a830, a=0x7fff07b69fc0) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobjectdefs_impl.h:374
#34 0x00007f03d8e1611a in doActivate<false> (sender=0x55f6e9887280, signal_index=3, argv=0x7fff07b69fc0) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobject.cpp:4017
#35 0x00007f03d8e0bff5 in QMetaObject::activate (sender=0x55f6e9887280, m=0x7f03dbe20ee0 <Tasking::TaskInterface::staticMetaObject>, local_signal_index=0, argv=0x7fff07b69fc0) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobject.cpp:4077
#36 0x00007f03db70ebdb in Tasking::TaskInterface::done (this=0x55f6e9887280, _t1=true) at /home/jarek/dev/creator-12-build-65/src/libs/solutions/tasking/Tasking_autogen/EWIEGA46WW/moc_tasktree.cpp:166
#37 0x00007f0361b8f3cc in Utils::AsyncTaskAdapter<QSharedPointer<Autotest::TestParseResult> >::AsyncTaskAdapter()::{lambda()#1}::operator()() const (__closure=0x55f6e467f5c0) at /home/jarek/dev/creator-12/src/libs/utils/async.h:207
#38 0x00007f0361b9a605 in QtPrivate::FunctorCall<QtPrivate::IndexesList<>, QtPrivate::List<>, void, Utils::AsyncTaskAdapter<QSharedPointer<Autotest::TestParseResult> >::AsyncTaskAdapter()::{lambda()#1}>::call(Utils::AsyncTaskAdapter<QSharedPointer<Autotest::TestParseResult> >::AsyncTaskAdapter()::{lambda()#1}&, void**) (f=..., arg=0x7fff07b6a1c8) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobjectdefs_impl.h:129
#39 0x00007f0361b982bb in QtPrivate::Functor<Utils::AsyncTaskAdapter<QSharedPointer<Autotest::TestParseResult> >::AsyncTaskAdapter()::{lambda()#1}, 0>::call<QtPrivate::List<>, void>(Utils::AsyncTaskAdapter<QSharedPointer<Autotest::TestParseResult> >::AsyncTaskAdapter()::{lambda()#1}&, void*, void**) (f=..., arg=0x7fff07b6a1c8) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobjectdefs_impl.h:243
#40 0x00007f0361b9604c in QtPrivate::QFunctorSlotObject<Utils::AsyncTaskAdapter<QSharedPointer<Autotest::TestParseResult> >::AsyncTaskAdapter()::{lambda()#1}, 0, QtPrivate::List<>, void>::impl(int, QtPrivate::QSlotObjectBase*, QObject*, void**, bool*) (which=1, this_=0x55f6e467f5b0, r=0x55f6e9887280, a=0x7fff07b6a1c8, ret=0x0) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobjectdefs_impl.h:423
#41 0x00007f03d8d9dbb7 in QtPrivate::QSlotObjectBase::call (this=0x55f6e467f5b0, r=0x55f6e9887280, a=0x7fff07b6a1c8) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobjectdefs_impl.h:374
#42 0x00007f03d8e1611a in doActivate<false> (sender=0x55f6e9887290, signal_index=4, argv=0x7fff07b6a1c8) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobject.cpp:4017
#43 0x00007f03d8e0bff5 in QMetaObject::activate (sender=0x55f6e9887290, m=0x7f03dbe22040 <Utils::AsyncBase::staticMetaObject>, local_signal_index=1, argv=0x0) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobject.cpp:4077
#44 0x00007f03db7433e7 in Utils::AsyncBase::done (this=0x55f6e9887290) at /home/jarek/dev/creator-12-build-65/src/libs/utils/Utils_autogen/EWIEGA46WW/moc_async.cpp:203
#45 0x00007f0361b9c386 in QtPrivate::FunctorCall<QtPrivate::IndexesList<>, QtPrivate::List<>, void, void (Utils::AsyncBase::*)()>::call(void (Utils::AsyncBase::*)(), Utils::AsyncBase*, void**) (f=(void (Utils::AsyncBase::*)(Utils::AsyncBase * const)) 0x7f03db7433ba <Utils::AsyncBase::done()>, o=0x55f6e9887290, arg=0x7fff07b6a418) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobjectdefs_impl.h:137
#46 0x00007f0361b9a58a in QtPrivate::FunctionPointer<void (Utils::AsyncBase::*)()>::call<QtPrivate::List<>, void>(void (Utils::AsyncBase::*)(), Utils::AsyncBase*, void**) (f=(void (Utils::AsyncBase::*)(Utils::AsyncBase * const)) 0x7f03db7433ba <Utils::AsyncBase::done()>, o=0x55f6e9887290, arg=0x7fff07b6a418) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobjectdefs_impl.h:174
#47 0x00007f0361b98147 in QtPrivate::QSlotObject<void (Utils::AsyncBase::*)(), QtPrivate::List<>, void>::impl(int, QtPrivate::QSlotObjectBase*, QObject*, void**, bool*) (which=1, this_=0x55f6e46edd00, r=0x55f6e9887290, a=0x7fff07b6a418, ret=0x0) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobjectdefs_impl.h:398
#48 0x00007f03d8d9dbb7 in QtPrivate::QSlotObjectBase::call (this=0x55f6e46edd00, r=0x55f6e9887290, a=0x7fff07b6a418) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobjectdefs_impl.h:374
#49 0x00007f03d8e1611a in doActivate<false> (sender=0x55f6e98872d8, signal_index=4, argv=0x7fff07b6a418) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobject.cpp:4017
#50 0x00007f03d8e0bff5 in QMetaObject::activate (sender=0x55f6e98872d8, m=0x7f03d9557440 <QFutureWatcherBase::staticMetaObject>, local_signal_index=1, argv=0x0) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qobject.cpp:4077
#51 0x00007f03d904e7df in QFutureWatcherBase::finished (this=0x55f6e98872d8) at /home/jarek/dev/qt-65-build/qtbase/src/corelib/Core_autogen/include/moc_qfuturewatcher.cpp:455
#52 0x00007f03d904dc8c in QFutureWatcherBasePrivate::sendCallOutEvent (this=0x55f6e9880050, event=0x7f00640047c0) at /home/jarek/dev/qt-65/qtbase/src/corelib/thread/qfuturewatcher.cpp:493
#53 0x00007f03d904d611 in QFutureWatcherBase::event (this=0x55f6e98872d8, event=0x7f00640047c0) at /home/jarek/dev/qt-65/qtbase/src/corelib/thread/qfuturewatcher.cpp:392
#54 0x00007f03daba8cfa in QApplicationPrivate::notify_helper (this=0x55f6e1028600, receiver=0x55f6e98872d8, e=0x7f00640047c0) at /home/jarek/dev/qt-65/qtbase/src/widgets/kernel/qapplication.cpp:3287
#55 0x00007f03daba8aec in QApplication::notify (this=0x55f6e1045610, receiver=0x55f6e98872d8, e=0x7f00640047c0) at /home/jarek/dev/qt-65/qtbase/src/widgets/kernel/qapplication.cpp:3238
#56 0x00007f03d8d7a405 in QCoreApplication::notifyInternal2 (receiver=0x55f6e98872d8, event=0x7f00640047c0) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qcoreapplication.cpp:1118
#57 0x00007f03d8d7afa7 in QCoreApplication::sendEvent (receiver=0x55f6e98872d8, event=0x7f00640047c0) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qcoreapplication.cpp:1536
#58 0x00007f03d8d7befe in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x55f6e1030960) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qcoreapplication.cpp:1898
#59 0x00007f03d8d7b7cc in QCoreApplication::sendPostedEvents (receiver=0x0, event_type=0) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qcoreapplication.cpp:1757
#60 0x00007f03d91c90fc in postEventSourceDispatch (s=0x55f6e10b6370) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:243
#61 0x00007f03d831bd3b in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#62 0x00007f03d8371258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#63 0x00007f03d83193e3 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#64 0x00007f03d91c99be in QEventDispatcherGlib::processEvents (this=0x55f6e10ae8d0, flags=...) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:393
#65 0x00007f03d4f10f3e in QXcbGlibEventDispatcher::processEvents (this=0x55f6e10ae8d0, flags=...) at /home/jarek/dev/qt-65/qtbase/src/plugins/platforms/xcb/qxcbeventdispatcher.cpp:96
#66 0x00007f03d8d8e98d in QEventLoop::processEvents (this=0x7fff07b6abe0, flags=...) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qeventloop.cpp:100
#67 0x00007f03d8d8ecfc in QEventLoop::exec (this=0x7fff07b6abe0, flags=...) at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qeventloop.cpp:182
#68 0x00007f03d8d7ad70 in QCoreApplication::exec () at /home/jarek/dev/qt-65/qtbase/src/corelib/kernel/qcoreapplication.cpp:1439
#69 0x00007f03d9be5c82 in QGuiApplication::exec () at /home/jarek/dev/qt-65/qtbase/src/gui/kernel/qguiapplication.cpp:1909
#70 0x00007f03daba5ce7 in QApplication::exec () at /home/jarek/dev/qt-65/qtbase/src/widgets/kernel/qapplication.cpp:2566
#71 0x000055f6df2914da in main (argc=1, argv=0x7fff07b6b338) at /home/jarek/dev/creator-12/src/app/main.cpp:830