#0  0x00002b47a3b55493 in _int_free () from /lib/libc.so.6
#1  0x00002b47a3b5927c in free () from /lib/libc.so.6
#2  0x00002b47a29e83c6 in ?? () from /usr/lib/libglib-2.0.so.0
#3  0x00002b47a29e8734 in ?? () from /usr/lib/libglib-2.0.so.0
#4  0x00002b47a29ea5fe in g_source_remove () from /usr/lib/libglib-2.0.so.0
#5  0x0000000000439c53 in ?? ()
#6  0x00002b47a1a0a68d in _gtk_marshal_BOOLEAN__BOXED ()
   from /usr/lib/libgtk-x11-2.0.so.0
#7  0x00002b47a27837da in g_closure_invoke ()
   from /usr/lib/libgobject-2.0.so.0
#8  0x00002b47a2793408 in ?? () from /usr/lib/libgobject-2.0.so.0
#9  0x00002b47a2794617 in g_signal_emit_valist ()
   from /usr/lib/libgobject-2.0.so.0
#10 0x00002b47a2794a13 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
#11 0x00002b47a1b0813e in ?? () from /usr/lib/libgtk-x11-2.0.so.0
#12 0x00002b47a1a03c7d in gtk_propagate_event ()
   from /usr/lib/libgtk-x11-2.0.so.0
#13 0x00002b47a1a04c91 in gtk_main_do_event ()
   from /usr/lib/libgtk-x11-2.0.so.0
#14 0x00002b47a1eaa45c in ?? () from /usr/lib/libgdk-x11-2.0.so.0
#15 0x00002b47a29e8a14 in g_main_context_dispatch ()
   from /usr/lib/libglib-2.0.so.0
#16 0x00002b47a29eb85d in ?? () from /usr/lib/libglib-2.0.so.0
#17 0x00002b47a29ebb6a in g_main_loop_run () from /usr/lib/libglib-2.0.so.0
#18 0x00002b47a1a05023 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
#19 0x0000000000468631 in main ()