#0  0x00007f696e44a859 in cairo_pattern_reference () from /usr/lib/x86_64-linux-gnu/libcairo.so.2
No symbol table info available.
#1  0x00007f696eb3c2ab in gdk_window_set_background_pattern () from /usr/lib/libgdk-3.so.0
No symbol table info available.
#2  0x00007f696ef5d37d in gtk_style_context_set_background () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#3  0x00007f696f01afdd in ?? () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#4  0x00007f696eed634e in ?? () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#5  0x00007f696d2b80a4 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#6  0x00007f696d2c981a in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#7  0x00007f696d2d36b1 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#8  0x00007f696d2d3852 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#9  0x00007f696f0160d2 in ?? () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#10 0x00007f696d2b80a4 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#11 0x00007f696d2ca02a in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#12 0x00007f696d2d36b1 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#13 0x00007f696d2d3852 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#14 0x00007f696ef5ce11 in gtk_style_context_invalidate () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#15 0x00007f696f01a677 in gtk_widget_get_style_context () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#16 0x00007f696eed61c4 in ?? () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#17 0x00007f696d2b80a4 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#18 0x00007f696d2c981a in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#19 0x00007f696d2d36b1 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#20 0x00007f696d2d3852 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#21 0x00007f696f018250 in gtk_widget_realize () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#22 0x00007f696f018ee8 in gtk_widget_map () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#23 0x00007f696ef40ade in ?? () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#24 0x00007f696ee5953f in ?? () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#25 0x00007f696d2b7ffa in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#26 0x00007f696d2c981a in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#27 0x00007f696d2d36b1 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#28 0x00007f696d2d3852 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#29 0x00007f696f018dda in gtk_widget_map () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#30 0x00007f696ee17e14 in ?? () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#31 0x00007f696ee5953f in ?? () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#32 0x00007f696d2b80a4 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#33 0x00007f696d2c981a in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#34 0x00007f696d2d36b1 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#35 0x00007f696d2d3852 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#36 0x00007f696f018dda in gtk_widget_map () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#37 0x00007f696d2b80a4 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#38 0x00007f696d2c981a in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#39 0x00007f696d2d36b1 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#40 0x00007f696d2d3852 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#41 0x00007f696f0176d0 in gtk_widget_show () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#42 0x0000000000440f80 in ?? ()
No symbol table info available.
#43 0x00007f696d2b80a4 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#44 0x00007f696d2ca02a in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#45 0x00007f696d2d36b1 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#46 0x00007f696d2d3852 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#47 0x00007f696d2b80a4 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#48 0x00007f696d2ca1f5 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#49 0x00007f696d2d36b1 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#50 0x00007f696d2d3a3d in g_signal_emit_by_name () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#51 0x00007f696ef1afba in ?? () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#52 0x00007f696eb2a32f in ?? () from /usr/lib/libgdk-3.so.0
No symbol table info available.
#53 0x00007f696cdf2a5d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#54 0x00007f696cdf3258 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#55 0x00007f696cdf3792 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#56 0x00007f696eeddedd in gtk_main () from /usr/lib/libgtk-3.so.0
No symbol table info available.
#57 0x0000000000427cea in main ()
No symbol table info available.