#0  0x00007ffff307f569 in ?? () from /usr/lib/python2.7/dist-packages/cvisualmodule.so
#1  0x00007ffff21cf34b in ?? () from /usr/lib/x86_64-linux-gnu/libgtkmm-2.4.so.1
#2  0x00007ffff0e84afc in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#3  0x00007ffff08f8fa5 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#4  0x00007ffff090b264 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#5  0x00007ffff09137f9 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#6  0x00007ffff091408f in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#7  0x00007ffff0f9c8cc in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#8  0x00007ffff0fb039d in gtk_window_propagate_key_event ()
   from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#9  0x00007ffff0fb2e1b in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#10 0x00007ffff21c9284 in Gtk::Widget::on_key_press_event(_GdkEventKey*) ()
   from /usr/lib/x86_64-linux-gnu/libgtkmm-2.4.so.1
#11 0x00007ffff21cb2a4 in Gtk::Widget_Class::key_press_event_callback(_GtkWidget*, _GdkEventKey*) ()
   from /usr/lib/x86_64-linux-gnu/libgtkmm-2.4.so.1
#12 0x00007ffff0e84afc in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#13 0x00007ffff08f8fa5 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#14 0x00007ffff090b56e in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#15 0x00007ffff09137f9 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#16 0x00007ffff091408f in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#17 0x00007ffff0f9c8cc in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#18 0x00007ffff0e83377 in gtk_propagate_event () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#19 0x00007ffff0e8364b in gtk_main_do_event () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#20 0x00007fffecb14c4c in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-x11-2.0.so.0
#21 0x00007ffff06221a7 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#22 0x00007ffff0622400 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#23 0x00007ffff0622722 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#24 0x00007ffff0e826a7 in gtk_main () from /usr/lib/x86_64-linux-gnu/libgtk-x11-2.0.so.0
#25 0x00007ffff307b876 in ?? () from /usr/lib/python2.7/dist-packages/cvisualmodule.so
#26 0x00007ffff308097e in ?? () from /usr/lib/python2.7/dist-packages/cvisualmodule.so
#27 0x00007ffff01775d5 in ?? () from /usr/lib/x86_64-linux-gnu/libboost_thread.so.1.58.0
#28 0x00007ffff7bc16fa in start_thread (arg=0x7fffe5573700) at pthread_create.c:333
#29 0x00007ffff78f7b5d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:109