.
Thread 4 (Thread 0x7f25cffff700 (LWP 3065)):
#0  0x00007f2612a080fe in pthread_cond_timedwait@@GLIBC_2.3.2 () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#1  0x00007f2612c9d9d5 in g_cond_wait_until () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f2612c37581 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f2612c8481a in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#4  0x00007f2612c84115 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f2612a03e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#6  0x00007f261273139d 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 3 (Thread 0x7f2609d9f700 (LWP 3061)):
#0  0x00007f26127259e3 in poll () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007f2612c61084 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f2612c611a4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f2609da635d in ?? () from /usr/lib/x86_64-linux-gnu/gio/modules/libdconfsettings.so
No symbol table info available.
#4  0x00007f2612c84115 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f2612a03e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#6  0x00007f261273139d 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 2 (Thread 0x7f260bc84700 (LWP 3060)):
#0  0x00007f26127259e3 in poll () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007f2612c61084 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#2  0x00007f2612c614e2 in g_main_loop_run () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#3  0x00007f2613994f56 in ?? () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#4  0x00007f2612c84115 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#5  0x00007f2612a03e9a in start_thread () from /lib/x86_64-linux-gnu/libpthread.so.0
No symbol table info available.
#6  0x00007f261273139d 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 0x7f26152ed940 (LWP 3059)):
#0  0x00007f2612675405 in raise () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007f2612678b6b in abort () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#2  0x00007f261266e0ce in ?? () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#3  0x00007f261266e172 in __assert_fail () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#4  0x00007f260864975b in intel_resolve_map_set () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
No symbol table info available.
#5  0x00007f260865ae81 in brw_draw_prims () from /usr/lib/x86_64-linux-gnu/dri/i965_dri.so
No symbol table info available.
#6  0x00007f26081c17f4 in ?? () from /usr/lib/x86_64-linux-gnu/libdricore8.1.0.so.1
No symbol table info available.
#7  0x00007f26120b785b in ?? () from /usr/lib/x86_64-linux-gnu/libcogl.so.9
No symbol table info available.
#8  0x00007f26120b7533 in ?? () from /usr/lib/x86_64-linux-gnu/libcogl.so.9
No symbol table info available.
#9  0x00007f26120b73c6 in ?? () from /usr/lib/x86_64-linux-gnu/libcogl.so.9
No symbol table info available.
#10 0x00007f26120b85ac in ?? () from /usr/lib/x86_64-linux-gnu/libcogl.so.9
No symbol table info available.
#11 0x00007f2612083178 in cogl_flush () from /usr/lib/x86_64-linux-gnu/libcogl.so.9
No symbol table info available.
#12 0x00007f26120bb010 in cogl_framebuffer_set_dither_enabled () from /usr/lib/x86_64-linux-gnu/libcogl.so.9
No symbol table info available.
#13 0x00007f2612398fa7 in ?? () from /usr/lib/x86_64-linux-gnu/libclutter-1.0.so.0
No symbol table info available.
#14 0x00007f26148d1078 in ?? () from /usr/lib/x86_64-linux-gnu/libclutter-gtk-1.0.so.0
No symbol table info available.
#15 0x00007f2613f93d4b in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-3.so.0
No symbol table info available.
#16 0x00007f2612f20040 in g_closure_invoke () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#17 0x00007f2612f31d10 in ?? () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#18 0x00007f2612f3971a in g_signal_emit_valist () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#19 0x00007f2612f3a1f2 in g_signal_emit () from /usr/lib/x86_64-linux-gnu/libgobject-2.0.so.0
No symbol table info available.
#20 0x00007f2613f8ab8e in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-3.so.0
No symbol table info available.
#21 0x00007f2613f8ac74 in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-3.so.0
No symbol table info available.
#22 0x00007f2613f8d0ba in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-3.so.0
No symbol table info available.
#23 0x00007f2613f74ef0 in ?? () from /usr/lib/x86_64-linux-gnu/libgdk-3.so.0
No symbol table info available.
#24 0x00007f2612c60db5 in g_main_context_dispatch () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#25 0x00007f2612c610e8 in ?? () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#26 0x00007f2612c611a4 in g_main_context_iteration () from /lib/x86_64-linux-gnu/libglib-2.0.so.0
No symbol table info available.
#27 0x00007f2613960efc in g_application_run () from /usr/lib/x86_64-linux-gnu/libgio-2.0.so.0
No symbol table info available.
#28 0x00007f261532b8da in main ()
No symbol table info available.