#0  0x00007f816cf47405 in __GI_raise (sig=<optimized out>) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64
  [Error: ../nptl/sysdeps/unix/sysv/linux/raise.c was not found in source tree]
#1  0x00007f816cf4ab6b in __GI_abort () at abort.c:91
  [Error: abort.c was not found in source tree]
#2  0x00007f816cf84d0e in __libc_message (do_abort=2, fmt=0x7f816d08cfd0 "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:201
  [Error: ../sysdeps/unix/sysv/linux/libc_fatal.c was not found in source tree]
#3  0x00007f816cf8f506 in malloc_printerr (action=3, str=0x7f816d089f99 "invalid fastbin entry (free)", ptr=<optimized out>) at malloc.c:5007
  [Error: malloc.c was not found in source tree]
#4  0x00007f816d8b93b8 in QString::free(QString::Data*) () from /tmp/tmpVIcg71/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#5  0x00007f816f236949 in ?? () from /tmp/tmpVIcg71/usr/lib/x86_64-linux-gnu/libQtDBus.so.4
#6  0x00007f816f236a5f in QDBusMessage::~QDBusMessage() () from /tmp/tmpVIcg71/usr/lib/x86_64-linux-gnu/libQtDBus.so.4
#7  0x00007f816f23277d in ?? () from /tmp/tmpVIcg71/usr/lib/x86_64-linux-gnu/libQtDBus.so.4
#8  0x00007f816d9703fa in QCoreApplicationPrivate::sendPostedEvents(QObject*, int, QThreadData*) () from /tmp/tmpVIcg71/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#9  0x00007f816d99aa63 in ?? () from /tmp/tmpVIcg71/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#10 0x00007f816b7c6ab5 in g_main_dispatch (context=0x7f81480009a0) at /build/buildd/glib2.0-2.34.0/./glib/gmain.c:2715
  [Error: /build/buildd/glib2.0-2.34.0/./glib/gmain.c was not found in source tree]
#11 g_main_context_dispatch (context=context@entry=0x7f81480009a0) at /build/buildd/glib2.0-2.34.0/./glib/gmain.c:3219
  [Error: /build/buildd/glib2.0-2.34.0/./glib/gmain.c was not found in source tree]
#12 0x00007f816b7c6de8 in g_main_context_iterate (context=context@entry=0x7f81480009a0, block=block@entry=1, dispatch=dispatch@entry=1, self=<error reading variable: Unhandled dwarf expression opcode 0xfa>) at /build/buildd/glib2.0-2.34.0/./glib/gmain.c:3290
  [Error: /build/buildd/glib2.0-2.34.0/./glib/gmain.c was not found in source tree]
#13 0x00007f816b7c6ea4 in g_main_context_iteration (context=0x7f81480009a0, may_block=1) at /build/buildd/glib2.0-2.34.0/./glib/gmain.c:3351
  [Error: /build/buildd/glib2.0-2.34.0/./glib/gmain.c was not found in source tree]
#14 0x00007f816d99ac16 in QEventDispatcherGlib::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /tmp/tmpVIcg71/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#15 0x00007f816d96b2bf in QEventLoop::processEvents(QFlags<QEventLoop::ProcessEventsFlag>) () from /tmp/tmpVIcg71/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#16 0x00007f816d96b548 in QEventLoop::exec(QFlags<QEventLoop::ProcessEventsFlag>) () from /tmp/tmpVIcg71/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#17 0x00007f816d86cb10 in QThread::exec() () from /tmp/tmpVIcg71/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#18 0x00007f816d86faec in ?? () from /tmp/tmpVIcg71/usr/lib/x86_64-linux-gnu/libQtCore.so.4
#19 0x00007f816b569e9a in start_thread (arg=0x7f8156200700) at pthread_create.c:308
  [Error: pthread_create.c was not found in source tree]
#20 0x00007f816d00339d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
  [Error: ../sysdeps/unix/sysv/linux/x86_64/clone.S was not found in source tree]
#21 0x0000000000000000 in ?? ()