Crash when closing log editor while log is loading

Thread 0 Crashed:: Dispatch queue: com.apple.main-thread
0   org.qt-project.QtCore         	0x0000000103ec5eba QMetaObject::cast(QObject*) const + 26
1   libVcsBase_debug.dylib        	0x000000010e60969f VcsBase::VcsBaseEditorWidget* qobject_cast<VcsBase::VcsBaseEditorWidget*>(QObject*) + 31 (qobject.h:518)
2   libVcsBase_debug.dylib        	0x000000010e638a91 VcsBase::VcsBaseClientImpl::commandFinishedGotoLine(QWidget*) + 33 (vcsbaseclient.cpp:283)
3   libVcsBase_debug.dylib        	0x000000010e6426be QtPrivate::FunctorCall<QtPrivate::IndexesList<0>, QtPrivate::List<QWidget*>, void, void (VcsBase::VcsBaseClientImpl::*)(QWidget*)>::call(void (VcsBase::VcsBaseClientImpl::*)(QWidget*), VcsBase::VcsBaseClientImpl*, void**) + 142 (qobjectdefs_impl.h:501)
4   libVcsBase_debug.dylib        	0x000000010e642620 void QtPrivate::FunctionPointer<void (VcsBase::VcsBaseClientImpl::*)(QWidget*)>::call<QtPrivate::List<QWidget*>, void>(void (VcsBase::VcsBaseClientImpl::*)(QWidget*), VcsBase::VcsBaseClientImpl*, void**) + 80 (qobjectdefs_impl.h:521)
5   libVcsBase_debug.dylib        	0x000000010e642548 QtPrivate::QSlotObject<void (VcsBase::VcsBaseClientImpl::*)(QWidget*), QtPrivate::List<QWidget*>, void>::impl(int, QtPrivate::QSlotObjectBase*, QObject*, void**, bool*) + 168 (qobject_impl.h:144)
6   org.qt-project.QtCore         	0x0000000103ef020f QMetaObject::activate(QObject*, int, int, void**) + 1647
7   org.qt-project.QtCore         	0x0000000103ef4a0c QSignalMapper::map(QObject*) + 652
8   libVcsBase_debug.dylib        	0x000000010e6430d3 QtPrivate::FunctorCall<QtPrivate::IndexesList<>, QtPrivate::List<>, void, void (QSignalMapper::*)()>::call(void (QSignalMapper::*)(), QSignalMapper*, void**) + 131 (qobjectdefs_impl.h:501)
9   libVcsBase_debug.dylib        	0x000000010e643040 void QtPrivate::FunctionPointer<void (QSignalMapper::*)()>::call<QtPrivate::List<>, void>(void (QSignalMapper::*)(), QSignalMapper*, void**) + 80 (qobjectdefs_impl.h:521)
10  libVcsBase_debug.dylib        	0x000000010e642f68 QtPrivate::QSlotObject<void (QSignalMapper::*)(), QtPrivate::List<>, void>::impl(int, QtPrivate::QSlotObjectBase*, QObject*, void**, bool*) + 168 (qobject_impl.h:144)
11  org.qt-project.QtCore         	0x0000000103ee9433 QObject::event(QEvent*) + 755
12  org.qt-project.QtWidgets      	0x0000000103031f73 QApplicationPrivate::notify_helper(QObject*, QEvent*) + 307
13  org.qt-project.QtWidgets      	0x0000000103035266 QApplication::notify(QObject*, QEvent*) + 8022
14  org.qt-project.QtCore         	0x0000000103ec0c5c QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) + 956
15  libqcocoa.dylib               	0x0000000105f0976e QCocoaEventDispatcherPrivate::processPostedEvents() + 190
16  libqcocoa.dylib               	0x0000000105f09fe1 QCocoaEventDispatcherPrivate::postedEventsSourceCallback(void*) + 33
17  com.apple.CoreFoundation      	0x00007fff919fda01 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 17
18  com.apple.CoreFoundation      	0x00007fff919efb8d __CFRunLoopDoSources0 + 269
19  com.apple.CoreFoundation      	0x00007fff919ef1bf __CFRunLoopRun + 927
20  com.apple.CoreFoundation      	0x00007fff919eebd8 CFRunLoopRunSpecific + 296
21  com.apple.HIToolbox           	0x00007fff904d856f RunCurrentEventLoopInMode + 235
22  com.apple.HIToolbox           	0x00007fff904d81ee ReceiveNextEventCommon + 179
23  com.apple.HIToolbox           	0x00007fff904d812b _BlockUntilNextEventMatchingListInModeWithFilter + 71
24  com.apple.AppKit              	0x00007fff8816e9bb _DPSNextEvent + 978
25  com.apple.AppKit              	0x00007fff8816df68 -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:] + 346
26  com.apple.AppKit              	0x00007fff88163bf3 -[NSApplication run] + 594
27  libqcocoa.dylib               	0x0000000105f08f3a QCocoaEventDispatcher::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) + 2266
28  org.qt-project.QtCore         	0x0000000103ebd6fc QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) + 412
29  org.qt-project.QtCore         	0x0000000103ec053a QCoreApplication::exec() + 346
30  org.qt-project.qtcreator      	0x0000000102ad430b main + 13291 (main.cpp:521)
31  org.qt-project.qtcreator      	0x0000000102acd274 start + 52