#0  0x00007fc920abb9eb in g_logv () from /tmp/apport_sandbox_0FGAuB/lib/x86_64-linux-gnu/libglib-2.0.so.0
#1  0x00007fc920abbb5f in g_log () from /tmp/apport_sandbox_0FGAuB/lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fc91f618f68 in _gdk_x11_display_error_event (display=display@entry=0x29e8000, error=error@entry=0x7ffcf3c78980) at /build/gtk+3.0-lL7YRg/gtk+3.0-3.18.9/./gdk/x11/gdkdisplay-x11.c:2640
  [Error: gdkdisplay-x11.c was not found in source tree]
#3  0x00007fc91f6241c9 in gdk_x_error (xdisplay=0x29db000, error=0x7ffcf3c78980) at /build/gtk+3.0-lL7YRg/gtk+3.0-3.18.9/./gdk/x11/gdkmain-x11.c:303
  [Error: gdkmain-x11.c was not found in source tree]
#4  0x00007fc91d142c4d in _XError (dpy=dpy@entry=0x29db000, rep=rep@entry=0x30bfa80) at ../../src/XlibInt.c:1429
  [Error: XlibInt.c was not found in source tree]
#5  0x00007fc91d13fad7 in handle_error (dpy=dpy@entry=0x29db000, err=0x30bfa80, in_XReply=in_XReply@entry=1) at ../../src/xcb_io.c:213
  [Error: xcb_io.c was not found in source tree]
#6  0x00007fc91d140c58 in _XReply (dpy=dpy@entry=0x29db000, rep=rep@entry=0x7ffcf3c78b30, extra=extra@entry=0, discard=discard@entry=1) at ../../src/xcb_io.c:699
  [Error: xcb_io.c was not found in source tree]
#7  0x00007fc91d13dc89 in XTranslateCoordinates (dpy=0x29db000, src_win=src_win@entry=23068916, dest_win=dest_win@entry=182, src_x=src_x@entry=8, src_y=src_y@entry=11, dst_x=dst_x@entry=0x7ffcf3c78bc8, dst_y=0x7ffcf3c78bcc, child=0x7ffcf3c78bd0) at ../../src/TrCoords.c:51
  [Error: TrCoords.c was not found in source tree]
#8  0x00007fc91f62b8c6 in gdk_window_x11_get_root_coords (window=0x32308a0, x=<optimized out>, y=<optimized out>, root_x=0x7ffcf3c78c28, root_y=0x7ffcf3c78c2c) at /build/gtk+3.0-lL7YRg/gtk+3.0-3.18.9/./gdk/x11/gdkwindow-x11.c:3105
  [Error: gdkwindow-x11.c was not found in source tree]
#9  0x00007fc9196e7579 in gtk_tooltip_trigger_tooltip_query (display=<optimized out>) at /build/gtk+3.0-lL7YRg/gtk+3.0-3.18.9/./gtk/gtktooltip.c:561
  [Error: gtktooltip.c was not found in source tree]
#10 0x00007fc920ad302d in g_slist_foreach () from /tmp/apport_sandbox_0FGAuB/lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fc919724189 in tooltip_query_idle (data=<optimized out>) at /build/gtk+3.0-lL7YRg/gtk+3.0-3.18.9/./gtk/gtkwidget.c:15259
  [Error: gtkwidget.c was not found in source tree]
#12 0x00007fc91f5eb2d8 in gdk_threads_dispatch (data=0x2defe40) at /build/gtk+3.0-lL7YRg/gtk+3.0-3.18.9/./gdk/gdk.c:719
  [Error: gdk.c was not found in source tree]
#13 0x00007fc920ab4fda in g_main_context_dispatch () from /tmp/apport_sandbox_0FGAuB/lib/x86_64-linux-gnu/libglib-2.0.so.0
#14 0x00007fc920ab5380 in g_main_context_iterate.isra () from /tmp/apport_sandbox_0FGAuB/lib/x86_64-linux-gnu/libglib-2.0.so.0
#15 0x00007fc920ab56a2 in g_main_loop_run () from /tmp/apport_sandbox_0FGAuB/lib/x86_64-linux-gnu/libglib-2.0.so.0
#16 0x00007fc9195e66f5 in gtk_main () at /build/gtk+3.0-lL7YRg/gtk+3.0-3.18.9/./gtk/gtkmain.c:1241
  [Error: gtkmain.c was not found in source tree]
#17 0x00007fc920868e40 in ffi_call_unix64 () from /tmp/apport_sandbox_0FGAuB/usr/lib/x86_64-linux-gnu/libffi.so.6
#18 0x00007fc9208688ab in ffi_call () from /tmp/apport_sandbox_0FGAuB/usr/lib/x86_64-linux-gnu/libffi.so.6
#19 0x00007fc9212668fc in pygi_invoke_c_callable () from /tmp/apport_sandbox_0FGAuB/usr/lib/python3/dist-packages/gi/_gi.cpython-35m-x86_64-linux-gnu.so
#20 0x00007fc9212683e8 in pygi_function_cache_invoke () from /tmp/apport_sandbox_0FGAuB/usr/lib/python3/dist-packages/gi/_gi.cpython-35m-x86_64-linux-gnu.so
#21 0x00000000005c2687 in PyObject_Call ()
#22 0x000000000053ed56 in PyEval_EvalFrameEx ()
#23 0x00000000005432b3 in _PyEval_EvalCodeWithName ()
#24 0x0000000000543faf in PyEval_EvalCode ()
#25 0x0000000000615bb2 in run_mod ()
#26 0x000000000061829a in PyRun_FileExFlags ()
#27 0x0000000000618a8c in PyRun_SimpleFileExFlags ()
#28 0x000000000063ae9a in Py_Main ()
#29 0x00000000004d2ca1 in main ()