[Thread debugging using libthread_db enabled]
Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[New Thread 0x7feecb7fe700 (LWP 8293)]
[New Thread 0x7feef2579700 (LWP 6078)]
[New Thread 0x7feef2d7a700 (LWP 6077)]
[New Thread 0x7feef420a700 (LWP 6076)]
0x00007fef04b8aac3 in *__GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
87	../sysdeps/unix/sysv/linux/poll.c: No such file or directory.

Thread 5 (Thread 0x7feef420a700 (LWP 6076)):
#0  0x00007fef04b8aac3 in *__GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fef050aa4d4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fef050aa5f4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fef050aa641 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fef050ccdf5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fef04e4ab50 in start_thread (arg=<optimized out>) at pthread_create.c:304
#6  0x00007fef04b9570d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 4 (Thread 0x7feef2d7a700 (LWP 6077)):
#0  0x00007fef04b8aac3 in *__GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fef050aa4d4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fef050aa932 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007feef2d7fefb in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
#4  0x00007fef050ccdf5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fef04e4ab50 in start_thread (arg=<optimized out>) at pthread_create.c:304
#6  0x00007fef04b9570d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 3 (Thread 0x7feef2579700 (LWP 6078)):
#0  0x00007fef04b8aac3 in *__GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007fef050aa4d4 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fef050aa932 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fef056737f6 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
#4  0x00007fef050ccdf5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fef04e4ab50 in start_thread (arg=<optimized out>) at pthread_create.c:304
#6  0x00007fef04b9570d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#7  0x0000000000000000 in ?? ()

Thread 2 (Thread 0x7feecb7fe700 (LWP 8293)):
#0  pthread_cond_timedwait@@GLIBC_2.3.2 () at ../nptl/sysdeps/unix/sysv/linux/x86_64/pthread_cond_timedwait.S:216
#1  0x00007fef050e6525 in g_cond_wait_until () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#2  0x00007fef05080db1 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#3  0x00007fef050813fa in g_async_queue_timeout_pop () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#4  0x00007fef050cd5b2 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#5  0x00007fef050ccdf5 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#6  0x00007fef04e4ab50 in start_thread (arg=<optimized out>) at pthread_create.c:304
#7  0x00007fef04b9570d in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:112
#8  0x0000000000000000 in ?? ()

Thread 1 (Thread 0x7fef07393980 (LWP 6075)):
#0  0x00007fef04b8aac3 in *__GI___poll (fds=<optimized out>, nfds=<optimized out>, timeout=-1) at ../sysdeps/unix/sysv/linux/poll.c:87
#1  0x00007feef932e0a2 in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#2  0x00007feef932e5ff in ?? () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#3  0x00007feef932e684 in xcb_writev () from /usr/lib/x86_64-linux-gnu/libxcb.so.1
#4  0x00007feeff8c1d47 in _XSend () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#5  0x00007feeff8c20e0 in _XFlush () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#6  0x00007feeff8a383a in XFlush () from /usr/lib/x86_64-linux-gnu/libX11.so.6
#7  0x00007fef0008e230 in gdk_window_process_all_updates () from /usr/lib/x86_64-linux-gnu/libgdk-3.so.0
#8  0x00007fef05c8f246 in ?? () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#9  0x00007fef000718f0 in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-3.so.0
#10 0x00007fef050aa205 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#11 0x00007fef050aa538 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#12 0x00007fef050aa932 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
#13 0x00007fef05d152d5 in gtk_main () from /usr/lib/x86_64-linux-gnu/libgtk-3.so.0
#14 0x00007fef073ec97a in main ()
