.
Thread 2 (Thread 2343):
#0  0x00007ff2e7a63fe3 in select () at ../sysdeps/unix/syscall-template.S:82
No locals.
#1  0x00007ff2d456f9ef in ?? () from /usr/lib/libtcl8.4.so.0
No symbol table info available.
#2  0x00007ff2eab7a9ca in start_thread (arg=<value optimized out>)
    at pthread_create.c:300
        __res = <value optimized out>
        pd = 0x7ff2d41d7710
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {140680917514000, 
                1996059170766646151, 0, 0, 0, 0, -1993189149666645113, 
                -1993203119196542073}, mask_was_saved = 0}}, priv = {pad = {
              0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, 
              canceltype = 0}}}
        not_first_call = <value optimized out>
        robust = <value optimized out>
        freesize = <value optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#3  0x00007ff2e7a6b6fd in clone ()
    at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
No locals.
#4  0x0000000000000000 in ?? ()
No symbol table info available.
.
Thread 1 (Thread 2310):
#0  0x00007ff2e95672ad in gtk_widget_set_size_request ()
   from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#1  0x000000000047d517 in ?? ()
No symbol table info available.
#2  0x00007ff2e8517529 in g_closure_invoke ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#3  0x00007ff2e852ae61 in ?? () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#4  0x00007ff2e852ca76 in g_signal_emit_valist ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#5  0x00007ff2e852d033 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#6  0x00007ff2e9566ac7 in gtk_widget_size_allocate ()
   from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#7  0x00007ff2e94a966e in ?? () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#8  0x00007ff2e8517529 in g_closure_invoke ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#9  0x00007ff2e852ae61 in ?? () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#10 0x00007ff2e852ca76 in g_signal_emit_valist ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#11 0x00007ff2e852d033 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#12 0x00007ff2e9566ac7 in gtk_widget_size_allocate ()
   from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#13 0x00007ff2e9396ae5 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#14 0x00007ff2e8517529 in g_closure_invoke ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#15 0x00007ff2e852ae61 in ?? () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#16 0x00007ff2e852ca76 in g_signal_emit_valist ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#17 0x00007ff2e852d033 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#18 0x00007ff2e9566ac7 in gtk_widget_size_allocate ()
   from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#19 0x00007ff2e9408c3e in ?? () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#20 0x00007ff2e8517529 in g_closure_invoke ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#21 0x00007ff2e852ae61 in ?? () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#22 0x00007ff2e852ca76 in g_signal_emit_valist ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#23 0x00007ff2e852d033 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#24 0x00007ff2e9566ac7 in gtk_widget_size_allocate ()
   from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#25 0x00007ff2e9396ae5 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#26 0x00007ff2e8517529 in g_closure_invoke ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#27 0x00007ff2e852ae61 in ?? () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#28 0x00007ff2e852ca76 in g_signal_emit_valist ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#29 0x00007ff2e852d033 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#30 0x00007ff2e9566ac7 in gtk_widget_size_allocate ()
   from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#31 0x00007ff2e9396ae5 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#32 0x00007ff2e8517529 in g_closure_invoke ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#33 0x00007ff2e852ae61 in ?? () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#34 0x00007ff2e852ca76 in g_signal_emit_valist ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#35 0x00007ff2e852d033 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#36 0x00007ff2e9566ac7 in gtk_widget_size_allocate ()
   from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#37 0x00007ff2e9396ae5 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#38 0x00007ff2e8517529 in g_closure_invoke ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#39 0x00007ff2e852ae61 in ?? () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#40 0x00007ff2e852ca76 in g_signal_emit_valist ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#41 0x00007ff2e852d033 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#42 0x00007ff2e9566ac7 in gtk_widget_size_allocate ()
   from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#43 0x00007ff2e946b77d in ?? () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#44 0x00007ff2e8517529 in g_closure_invoke ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#45 0x00007ff2e852ae61 in ?? () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#46 0x00007ff2e852ca76 in g_signal_emit_valist ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#47 0x00007ff2e852d033 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#48 0x00007ff2e9566ac7 in gtk_widget_size_allocate ()
   from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#49 0x00007ff2e9396ae5 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#50 0x00007ff2e8517529 in g_closure_invoke ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#51 0x00007ff2e852ae61 in ?? () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#52 0x00007ff2e852ca76 in g_signal_emit_valist ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#53 0x00007ff2e852d033 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#54 0x00007ff2e9566ac7 in gtk_widget_size_allocate ()
   from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#55 0x00007ff2e9577c8a in ?? () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#56 0x00007ff2e85175de in g_closure_invoke ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#57 0x00007ff2e852ae61 in ?? () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#58 0x00007ff2e852ca76 in g_signal_emit_valist ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#59 0x00007ff2e852d033 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#60 0x00007ff2e9566ac7 in gtk_widget_size_allocate ()
   from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#61 0x00007ff2e95781d4 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#62 0x00007ff2e85175de in g_closure_invoke ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#63 0x00007ff2e852b1dd in ?? () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#64 0x00007ff2e852ca76 in g_signal_emit_valist ()
   from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#65 0x00007ff2e852d033 in g_signal_emit () from /usr/lib/libgobject-2.0.so.0
No symbol table info available.
#66 0x00007ff2e93c6580 in ?? () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#67 0x00007ff2e907adb6 in ?? () from /usr/lib/libgdk-x11-2.0.so.0
No symbol table info available.
#68 0x00007ff2e80658c2 in g_main_context_dispatch ()
   from /lib/libglib-2.0.so.0
No symbol table info available.
#69 0x00007ff2e8069748 in ?? () from /lib/libglib-2.0.so.0
No symbol table info available.
#70 0x00007ff2e8069c55 in g_main_loop_run () from /lib/libglib-2.0.so.0
No symbol table info available.
#71 0x00007ff2e9444bb7 in gtk_main () from /usr/lib/libgtk-x11-2.0.so.0
No symbol table info available.
#72 0x00000000004866ff in main ()
No symbol table info available.