.
Thread 2 (Thread 0x7fc376827700 (LWP 21546)):
#0  0x00007fc38052cd93 in poll () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007fc380a68136 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007fc380a6859a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007fc38127d446 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x00007fc380a897d5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007fc38080ae9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#6  0x00007fc38053874d in clone () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#7  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 0x7fc382272940 (LWP 21543)):
#0  0x00000000004130a8 in ?? ()
No symbol table info available.
#1  0x00007fc381a244cf in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#2  0x00007fc3818591dc in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#3  0x00007fc380a58620 in g_hash_table_foreach () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007fc3818590b6 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#5  0x00007fc38186037c in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#6  0x00007fc380d233c4 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#7  0x00007fc380d339da in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#8  0x00007fc380d3afcb in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#9  0x00007fc380d3b192 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#10 0x00007fc38185b0b4 in gtk_cell_area_apply_attributes () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#11 0x00007fc381ac0cbd in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#12 0x00007fc381ac0e97 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#13 0x00007fc381ac38e5 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#14 0x00007fc381a3ef39 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#15 0x00007fc381a421eb in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#16 0x00007fc380d233c4 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#17 0x00007fc380d335f5 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#18 0x00007fc380d3afcb in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#19 0x00007fc380d3b192 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#20 0x00007fc381a25fbb in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#21 0x00007fc380d233c4 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#22 0x00007fc380d335f5 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#23 0x00007fc380d3afcb in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#24 0x00007fc380d3b192 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#25 0x000000000041321a in ?? ()
No symbol table info available.
#26 0x000000000040e06e in ?? ()
No symbol table info available.
#27 0x00007fc380d233c4 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#28 0x00007fc380d335f5 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#29 0x00007fc380d3afcb in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#30 0x00007fc380d3b192 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#31 0x00007fc381a3eef4 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#32 0x00007fc381a43254 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#33 0x00007fc381921893 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#34 0x00007fc380d233c4 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#35 0x00007fc380d33bda in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#36 0x00007fc380d3aead in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#37 0x00007fc380d3b192 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#38 0x00007fc381a5d199 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#39 0x00007fc38192106a in gtk_propagate_event () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#40 0x00007fc38192148b in gtk_main_do_event () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#41 0x00007fc381553792 in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-3.so.0
No symbol table info available.
#42 0x00007fc380a67dda in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#43 0x00007fc380a681a0 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#44 0x00007fc380a6859a in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#45 0x00007fc38192084d in gtk_main () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#46 0x0000000000409df9 in ?? ()
No symbol table info available.
#47 0x00007fc38046976d in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#48 0x0000000000409e8d in ?? ()
No symbol table info available.
#49 0x00007fff5c9717a8 in ?? ()
No symbol table info available.
#50 0x000000000000001c in ?? ()
No symbol table info available.
#51 0x0000000000000001 in ?? ()
No symbol table info available.
#52 0x00007fff5c972997 in ?? ()
No symbol table info available.
#53 0x0000000000000000 in ?? ()
No symbol table info available.