Crash on importing build

Thread 1 "qtcreator" received signal SIGSEGV, Segmentation fault.
QFutureWatcherBase::cancel (this=0x0) at /src/qt5/qtbase/src/corelib/thread/qfuturewatcher.cpp:133
133         futureInterface().cancel();
(gdb) bt
#0  QFutureWatcherBase::cancel (this=0x0) at /src/qt5/qtbase/src/corelib/thread/qfuturewatcher.cpp:133
#1  0x00007fffcba8d8eb in QmakeProjectManager::QmakeProFile::~QmakeProFile (this=0x7fffafbe6c40, __in_chrg=<optimized out>) at qmakeparsernodes.cpp:1206
#2  0x00007fffcba8daa9 in QmakeProjectManager::QmakeProFile::~QmakeProFile (this=0x7fffafbe6c40, __in_chrg=<optimized out>) at qmakeparsernodes.cpp:1203
#3  0x00007fffcba8c9ce in qDeleteAll<QList<QmakeProjectManager::QmakePriFile*>::const_iterator> (end=..., begin=...) at /opt/qt-5.14/include/QtCore/qalgorithms.h:319
#4  qDeleteAll<QList<QmakeProjectManager::QmakePriFile*> > (c=...) at /opt/qt-5.14/include/QtCore/qalgorithms.h:328
#5  QmakeProjectManager::Internal::QmakeEvalResult::~QmakeEvalResult (this=0x7fffacc8b030, __in_chrg=<optimized out>) at qmakeparsernodes.cpp:151
#6  QScopedPointerDeleter<QmakeProjectManager::Internal::QmakeEvalResult>::cleanup (pointer=0x7fffacc8b030) at /opt/qt-5.14/include/QtCore/qscopedpointer.h:60
#7  QScopedPointer<QmakeProjectManager::Internal::QmakeEvalResult, QScopedPointerDeleter<QmakeProjectManager::Internal::QmakeEvalResult> >::~QScopedPointer (
    this=<synthetic pointer>, __in_chrg=<optimized out>) at /opt/qt-5.14/include/QtCore/qscopedpointer.h:107
#8  QmakeProjectManager::QmakeProFile::applyEvaluate (this=0x7fff54ad07e0, evalResult=0x7fffacc8b030) at qmakeparsernodes.cpp:1674
#9  0x00007fffcba8d872 in QmakeProjectManager::QmakeProFile::applyAsyncEvaluate (this=0x7fff54ad07e0) at /usr/include/c++/9/bits/std_mutex.h:164
#10 0x00007ffff6ba9922 in QtPrivate::QSlotObjectBase::call (a=0x7fffffffd360, r=0x7ffdd5e1eac0, this=0x55557cda9f70)
    at ../../include/QtCore/../../../../qt5/qtbase/src/corelib/kernel/qobjectdefs_impl.h:394
#11 doActivate<false> (sender=0x7ffdd5e1eac0, signal_index=4, argv=0x7fffffffd360) at /src/qt5/qtbase/src/corelib/kernel/qobject.cpp:3870
#12 0x00007ffff6ba452f in QMetaObject::activate (sender=<optimized out>, m=<optimized out>, local_signal_index=<optimized out>, argv=<optimized out>)
    at /src/qt5/qtbase/src/corelib/kernel/qobject.cpp:3930
#13 0x00007ffff69b8fe5 in QFutureWatcherBase::event (this=<optimized out>, event=0x55558697f4e0) at /src/qt5/qtbase/src/corelib/thread/qfuturewatcher.cpp:334
#14 0x00007ffff77e262f in QApplicationPrivate::notify_helper (this=this@entry=0x5555555a22e0, receiver=receiver@entry=0x7ffdd5e1eac0, e=e@entry=0x55558697f4e0)
    at /src/qt5/qtbase/src/widgets/kernel/qapplication.cpp:3685
#15 0x00007ffff77eb2a0 in QApplication::notify (this=0x7fffffffda90, receiver=0x7ffdd5e1eac0, e=0x55558697f4e0) at /src/qt5/qtbase/src/widgets/kernel/qapplication.cpp:3431
#16 0x00007ffff6b76628 in QCoreApplication::notifyInternal2 (receiver=0x7ffdd5e1eac0, event=0x55558697f4e0)
    at ../../include/QtCore/../../../../qt5/qtbase/src/corelib/kernel/qobject.h:153
#17 0x00007ffff6b78e33 in QCoreApplicationPrivate::sendPostedEvents (receiver=0x0, event_type=0, data=0x55555559cc80)
    at /src/qt5/qtbase/src/corelib/kernel/qcoreapplication.cpp:1832
#18 0x00007ffff6bcb133 in postEventSourceDispatch (s=0x55555561d710) at /src/qt5/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:277
#19 0x00007ffff53b5ead in g_main_context_dispatch () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007ffff53b6130 in ?? () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#21 0x00007ffff53b61bf in g_main_context_iteration () from /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007ffff6bca7fd in QEventDispatcherGlib::processEvents (this=0x55555562f2a0, flags=...) at /src/qt5/qtbase/src/corelib/kernel/qeventdispatcher_glib.cpp:423
#23 0x00007ffff6b7533b in QEventLoop::exec (this=this@entry=0x7fffffffd860, flags=..., flags@entry=...)
    at ../../include/QtCore/../../../../qt5/qtbase/src/corelib/global/qflags.h:136
#24 0x00007ffff6b7cf5e in QCoreApplication::exec () at ../../include/QtCore/../../../../qt5/qtbase/src/corelib/global/qflags.h:118
#25 0x00007ffff71228ac in QGuiApplication::exec () at /src/qt5/qtbase/src/gui/kernel/qguiapplication.cpp:1866
#26 0x00007ffff77e25a5 in QApplication::exec () at /src/qt5/qtbase/src/widgets/kernel/qapplication.cpp:2825
#27 0x000055555555f724 in main (argc=<optimized out>, argv=<optimized out>) at main.cpp:700