.
Thread 4 (Thread 0x7f511dc77700 (LWP 28575)):
#0  0x00007f512ffd20cd in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007f5130cd6ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f5130cd6fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f5130cd7009 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f5130cfd955 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f51302af0a5 in start_thread (arg=0x7f511dc77700) at pthread_create.c:309
        __res = <optimized out>
        pd = 0x7f511dc77700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139986368689920, -5018750571180201908, 0, 0, 139986368690624, 139986368689920, 4970825535665203276, 4970760848467945548}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007f512ffdc57d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 3 (Thread 0x7f5124d3e700 (LWP 28573)):
#0  0x00007f512ffd20cd in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007f5130cd6ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f5130cd7242 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f51312cd426 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x00007f5130cfd955 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f51302af0a5 in start_thread (arg=0x7f5124d3e700) at pthread_create.c:309
        __res = <optimized out>
        pd = 0x7f5124d3e700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139986486945536, -5018750571180201908, 0, 0, 139986486946240, 139986486945536, 4970735206597388364, 4970760848467945548}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007f512ffdc57d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 2 (Thread 0x7f51259ae700 (LWP 28572)):
#0  0x00007f512ffd20cd in poll () at ../sysdeps/unix/syscall-template.S:81
No locals.
#1  0x00007f5130cd6ebc in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f5130cd6fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f51262b227d in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
No symbol table info available.
#4  0x00007f5130cfd955 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f51302af0a5 in start_thread (arg=0x7f51259ae700) at pthread_create.c:309
        __res = <optimized out>
        pd = 0x7f51259ae700
        now = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {139986499987200, -5018750571180201908, 0, 0, 139986499987904, 139986499987200, 4970737895246915660, 4970760848467945548}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x0, 0x0}, data = {prev = 0x0, cleanup = 0x0, canceltype = 0}}}
        not_first_call = <optimized out>
        pagesize_m1 = <optimized out>
        sp = <optimized out>
        freesize = <optimized out>
        __PRETTY_FUNCTION__ = "start_thread"
#6  0x00007f512ffdc57d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:111
No locals.
.
Thread 1 (Thread 0x7f5132e829c0 (LWP 28570)):
#0  0x00000000004396d7 in ?? ()
No symbol table info available.
#1  0x00007f5130cd75e3 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f5130cd6b4d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f5130cd6f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f5130cd7242 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x0000000000447442 in ?? ()
No symbol table info available.
#6  0x00000000004477aa in ?? ()
No symbol table info available.
#7  0x00007f5130fac2d5 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#8  0x00007f5130fbe03c in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#9  0x00007f5130fc6698 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#10 0x00007f5130fc6e4a in g_signal_emit_by_name () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#11 0x00007f513272d4bd in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#12 0x00007f5130fac2d5 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#13 0x00007f5130fbe03c in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#14 0x00007f5130fc6698 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#15 0x00007f5130fc6e4a in g_signal_emit_by_name () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#16 0x00007f513264f5bb in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#17 0x00007f51326511ec in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#18 0x00007f51325d3219 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#19 0x00007f5130fac504 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#20 0x00007f5130fc5a50 in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#21 0x00007f5130fc68ff in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#22 0x00007f5132704434 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#23 0x00007f51325d261a in gtk_main_do_event () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
No symbol table info available.
#24 0x00007f513216fa22 in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-3.so.0
No symbol table info available.
#25 0x00007f5130cd6c3d in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#26 0x00007f5130cd6f20 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#27 0x00007f5130cd6fcc in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#28 0x00007f5131296fac in g_application_run () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#29 0x0000000000414d96 in ?? ()
No symbol table info available.
#30 0x00007f512ff03ec5 in __libc_start_main (main=0x414d40, argc=2, argv=0x7ffcf95e0fe8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffcf95e0fd8) at libc-start.c:287
        result = <optimized out>
        unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, -5018750571180201908, 4279719, 140724492177376, 0, 0, 5017047704143128652, 4970723922555824204}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x4548e0, 0x7ffcf95e0fe8}, data = {prev = 0x0, cleanup = 0x0, canceltype = 4540640}}}
        not_first_call = <optimized out>
#31 0x0000000000414dd0 in ?? ()
No symbol table info available.