#0  0xb7750424 in __kernel_vsyscall ()
No symbol table info available.
#1  0xb647f827 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56
        resultvar = <optimized out>
        resultvar = <optimized out>
        pid = -1235238912
        selftid = 4030
#2  0xb6482c53 in __GI_abort () at abort.c:89
        save_stage = 2
        act = {__sigaction_handler = {sa_handler = 0x3, sa_sigaction = 0x3}, sa_mask = {__val = {2883578600, 3061258986, 3, 3078037504, 3069158104, 5, 2883578640, 3077960065, 3069158544, 3023872096, 1, 5, 0, 3061763759, 3, 3060163528, 2883578612, 3065619412, 3060938956, 3060855388, 2883578636, 3061259363, 2883578700, 3058004248, 2883578740, 0, 2, 3065618432, 2722900400, 2883578824, 2883578828, 3077985536}}, sa_flags = 0, sa_restorer = 0xb6482b10 <__GI_abort>}
        sigs = {__val = {32, 0 <repeats 31 times>}}
#3  0xb6772163 in QMessageLogger::fatal(char const*, ...) const () from /usr/lib/i386-linux-gnu/libQt5Core.so.5
No symbol table info available.
#4  0xb676ee5b in qt_assert(char const*, char const*, int) () from /usr/lib/i386-linux-gnu/libQt5Core.so.5
No symbol table info available.
#5  0xabf86728 in ?? () from /usr/lib/i386-linux-gnu/qt5/plugins/platforms/libqubuntumirserver.so
No symbol table info available.
#6  0xabf82fc0 in ?? () from /usr/lib/i386-linux-gnu/qt5/plugins/platforms/libqubuntumirserver.so
No symbol table info available.
#7  0xb73c63d5 in QOpenGLContext::create() () from /usr/lib/i386-linux-gnu/libQt5Gui.so.5
No symbol table info available.
#8  0xb6cb5919 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
No symbol table info available.
#9  0xb6cb5e60 in ?? () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
No symbol table info available.
#10 0xb6cd328c in QQuickWindow::exposeEvent(QExposeEvent*) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
No symbol table info available.
#11 0xb7395a84 in QWindow::event(QEvent*) () from /usr/lib/i386-linux-gnu/libQt5Gui.so.5
No symbol table info available.
#12 0xb6cde2bc in QQuickWindow::event(QEvent*) () from /usr/lib/i386-linux-gnu/libQt5Quick.so.5
No symbol table info available.
#13 0xb6956d90 in QCoreApplicationPrivate::notify_helper(QObject*, QEvent*) () from /usr/lib/i386-linux-gnu/libQt5Core.so.5
No symbol table info available.
#14 0xb6956df4 in QCoreApplication::notify(QObject*, QEvent*) () from /usr/lib/i386-linux-gnu/libQt5Core.so.5
No symbol table info available.
#15 0xb7389fed in QGuiApplication::notify(QObject*, QEvent*) () from /usr/lib/i386-linux-gnu/libQt5Gui.so.5
No symbol table info available.
#16 0xb6956aea in QCoreApplication::notifyInternal(QObject*, QEvent*) () from /usr/lib/i386-linux-gnu/libQt5Core.so.5
No symbol table info available.
#17 0xb738efcb in QGuiApplicationPrivate::processExposeEvent(QWindowSystemInterfacePrivate::ExposeEvent*) () from /usr/lib/i386-linux-gnu/libQt5Gui.so.5
No symbol table info available.
#18 0xb738fc70 in QGuiApplicationPrivate::processWindowSystemEvent(QWindowSystemInterfacePrivate::WindowSystemEvent*) () from /usr/lib/i386-linux-gnu/libQt5Gui.so.5
No symbol table info available.
#19 0xb73750f6 in QWindowSystemInterface::sendWindowSystemEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/libQt5Gui.so.5
No symbol table info available.
#20 0xabf8d4e1 in ?? () from /usr/lib/i386-linux-gnu/qt5/plugins/platforms/libqubuntumirserver.so
No symbol table info available.
#21 0xb5d611e3 in g_main_context_dispatch () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#22 0xb5d61468 in ?? () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#23 0xb5d61528 in g_main_context_iteration () from /lib/i386-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#24 0xb69a986d in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/libQt5Core.so.5
No symbol table info available.
#25 0xabf8d6e6 in ?? () from /usr/lib/i386-linux-gnu/qt5/plugins/platforms/libqubuntumirserver.so
No symbol table info available.
#26 0xb6955206 in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/libQt5Core.so.5
No symbol table info available.
#27 0xb695561c in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /usr/lib/i386-linux-gnu/libQt5Core.so.5
No symbol table info available.
#28 0xb695c616 in QCoreApplication::exec() () from /usr/lib/i386-linux-gnu/libQt5Core.so.5
No symbol table info available.
#29 0xb7385db4 in QGuiApplication::exec() () from /usr/lib/i386-linux-gnu/libQt5Gui.so.5
No symbol table info available.
#30 0x0804c7cd in _start ()
No symbol table info available.