Thread 1 "qgis-git" received signal SIGSEGV, Segmentation fault.
0x00007ffff5c083ba in QWidget::~QWidget() () from /usr/lib/libQt5Widgets.so.5
(gdb) bt
#0  0x00007ffff5c083ba in QWidget::~QWidget() () at /usr/lib/libQt5Widgets.so.5
#1  0x00007ffff5d647ea in QPushButton::~QPushButton() () at /usr/lib/libQt5Widgets.so.5
#2  0x00007ffff4e80a2d in QObjectPrivate::deleteChildren() () at /usr/lib/libQt5Core.so.5
#3  0x00007ffff5c08585 in QWidget::~QWidget() () at /usr/lib/libQt5Widgets.so.5
#4  0x00007ffff25ae1ca in QgsCollapsibleGroupBox::~QgsCollapsibleGroupBox() (this=0x555556517a00, __in_chrg=<optimized out>)
    at /home/me/.cache/pacaur/qgis-git/src/qgis/src/gui/qgscollapsiblegroupbox.cpp:492
#5  0x00007ffff4e80a2d in QObjectPrivate::deleteChildren() () at /usr/lib/libQt5Core.so.5
#6  0x00007ffff5c08585 in QWidget::~QWidget() () at /usr/lib/libQt5Widgets.so.5
#7  0x00007ffff7847021 in QgsLayoutManagerDialog::~QgsLayoutManagerDialog() (this=0x555555cdd9b0, __in_chrg=<optimized out>)
    at /home/me/.cache/pacaur/qgis-git/src/qgis/build/src/app/layout/../../../../src/app/layout/qgslayoutmanagerdialog.h:72
#8  0x00007ffff7847021 in QgsLayoutManagerDialog::~QgsLayoutManagerDialog() (this=0x555555cdd9b0, __in_chrg=<optimized out>)
    at /home/me/.cache/pacaur/qgis-git/src/qgis/build/src/app/layout/../../../../src/app/layout/qgslayoutmanagerdialog.h:72
#9  0x00007ffff4e83951 in QObject::event(QEvent*) () at /usr/lib/libQt5Core.so.5
#10 0x00007ffff5c0d56c in QWidget::event(QEvent*) () at /usr/lib/libQt5Widgets.so.5
#11 0x00007ffff5bcce3c in QApplicationPrivate::notify_helper(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#12 0x00007ffff5bd4816 in QApplication::notify(QObject*, QEvent*) () at /usr/lib/libQt5Widgets.so.5
#13 0x00007ffff6746f1c in QgsApplication::notify(QObject*, QEvent*) (this=0x7fffffffd9c0, receiver=0x555555cdd9b0, event=0x555555e53190)
    at /home/me/.cache/pacaur/qgis-git/src/qgis/src/core/qgsapplication.cpp:317
#14 0x00007ffff4e526c0 in QCoreApplication::notifyInternal2(QObject*, QEvent*) () at /usr/lib/libQt5Core.so.5
#15 0x00007ffff4e55326 in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () at /usr/lib/libQt5Core.so.5
#16 0x00007ffff4eaf584 in  () at /usr/lib/libQt5Core.so.5
#17 0x00007fffe8b23e38 in g_main_context_dispatch () at /usr/lib/libglib-2.0.so.0
---Type <return> to continue, or q <return> to quit---
#18 0x00007fffe8b24081 in  () at /usr/lib/libglib-2.0.so.0
#19 0x00007fffe8b2410e in g_main_context_iteration () at /usr/lib/libglib-2.0.so.0
#20 0x00007ffff4eaeb71 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#21 0x00007fffd4a402f2 in  () at /usr/lib/libQt5XcbQpa.so.5
#22 0x00007ffff4e50d0b in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () at /usr/lib/libQt5Core.so.5
#23 0x00007ffff4e59ff8 in QCoreApplication::exec() () at /usr/lib/libQt5Core.so.5
#24 0x000055555555c23b in main(int, char**) (argc=<optimized out>, argv=<optimized out>) at /home/me/.cache/pacaur/qgis-git/src/qgis/src/app/main.cpp:1431
(gdb)