#0  0x00007fc8d243b0b0 in g_type_check_instance_is_a () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#1  0x000055dfa6b320ba in  ()
#2  0x00007fc8d24166e2 in g_closure_invoke () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#3  0x00007fc8d242a544 in  () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#4  0x00007fc8d2433327 in g_signal_emit_valist () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#5  0x00007fc8d24339b3 in g_signal_emit () at /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
#6  0x00007fc8d264a933 in gdk_pixbuf_loader_close () at /usr/lib/x86_64-linux-gnu/libgdk_pixbuf-2.0.so.0
#7  0x00007fc8d2510f89 in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#8  0x00007fc8d2510fcd in  () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#9  0x00007fc8d232b72e in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#10 0x00007fc8d232bae0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fc8d232bdd3 in g_main_loop_run () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fc8d2b2174d in gtk_main () at /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#13 0x000055dfa6b3a07c in  ()
#14 0x000055dfa6b3a29c in  ()
#15 0x00007fc8d23280b3 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#16 0x00007fc8d23288e9 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#17 0x00007fc8d232b7b8 in g_main_context_dispatch () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#18 0x00007fc8d232bae0 in  () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#19 0x00007fc8d232bb83 in g_main_context_iteration () at /usr/lib/x86_64-linux-gnu/libglib-2.0.so.0
#20 0x00007fc8d253ea65 in g_application_run () at /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#21 0x000055dfa6b2936f in main ()