#0 0x00007f6b961bef79 in __GI_raise (sig=sig@entry=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:56 [Error: ../nptl/sysdeps/unix/sysv/linux/raise.c was not found in source tree] #1 0x00007f6b961c2388 in __GI_abort () at abort.c:89 [Error: abort.c was not found in source tree] #2 0x00007f6b961b7e36 in __assert_fail_base (fmt=0x7f6b96309718 "%s%s%s:%u: %s%sAssertion `%s' failed.\n%n", assertion=assertion@entry=0x7f6b977f8390 "!xcb_xlib_threads_sequence_lost", file=file@entry=0x7f6b977f81db "../../src/xcb_io.c", line=line@entry=298, function=function@entry=0x7f6b977f86d0 <__PRETTY_FUNCTION__.14376> "poll_for_response") at assert.c:92 [Error: assert.c was not found in source tree] #3 0x00007f6b961b7ee2 in __GI___assert_fail (assertion=assertion@entry=0x7f6b977f8390 "!xcb_xlib_threads_sequence_lost", file=file@entry=0x7f6b977f81db "../../src/xcb_io.c", line=line@entry=298, function=function@entry=0x7f6b977f86d0 <__PRETTY_FUNCTION__.14376> "poll_for_response") at assert.c:101 [Error: assert.c was not found in source tree] #4 0x00007f6b97788da0 in poll_for_response (dpy=dpy@entry=0x24b79f0) at ../../src/xcb_io.c:296 [Error: ../../src/xcb_io.c was not found in source tree] #5 0x00007f6b97788fcd in _XEventsQueued (dpy=dpy@entry=0x24b79f0, mode=mode@entry=2) at ../../src/xcb_io.c:363 [Error: ../../src/xcb_io.c was not found in source tree] #6 0x00007f6b9777b12d in XPending (dpy=0x24b79f0) at ../../src/Pending.c:55 [Error: ../../src/Pending.c was not found in source tree] #7 0x00007f6b974f2c3b in gdk_check_xpending (display=0x24c4090) at /build/buildd/gtk+3.0-3.10.7/./gdk/x11/gdkeventsource.c:266 [Error: /build/buildd/gtk+3.0-3.10.7/./gdk/x11/gdkeventsource.c was not found in source tree] #8 gdk_event_source_prepare (source=, timeout=) at /build/buildd/gtk+3.0-3.10.7/./gdk/x11/gdkeventsource.c:284 [Error: /build/buildd/gtk+3.0-3.10.7/./gdk/x11/gdkeventsource.c was not found in source tree] #9 0x00007f6b967b468d in ?? () #10 0x00000000024df7a0 in ?? () #11 0x00000000967b4bda in ?? () #12 0x00007fff75dd3504 in ?? () #13 0x00007fff75dd3588 in ?? () #14 0xffffffff024b2050 in ?? () #15 0x00000000024a18c0 in ?? () #16 0x00000000024b2050 in ?? () #17 0x00007f6b00000001 in ?? () #18 0x0000000002499c20 in ?? () #19 0x00000000024a18c0 in ?? () #20 0x00000000024b6cd0 in ?? () #21 0x00000000024b2050 in ?? () #22 0x0000000000000001 in ?? () #23 0x0000000004345570 in ?? () #24 0x00007fff75dd358c in ?? () #25 0x0000000000000001 in ?? () #26 0x0000000000000004 in ?? () #27 0x00007f6b967b4f03 in ?? () #28 0x00007f6b00000000 in ?? () #29 0x0000000196778478 in ?? () #30 0x00000000024b2050 in ?? () #31 0x0000000000000001 in ?? () #32 0x000000000265cf90 in ?? () #33 0x00000000024b2050 in ?? () #34 0x0000000000000001 in ?? () #35 0x000000000265cf90 in ?? () #36 0x00007fff75dd3758 in ?? () #37 0x0000000000000010 in ?? () #38 0x0000000000000002 in ?? () #39 0x00007f6b967b50ec in ?? () #40 0x00000000028647d0 in ?? () #41 0x000000000265cf10 in ?? () #42 0x00000000028647d8 in ?? () #43 0x00007f6b971d567c in ?? () #44 0x00007fff75dd3758 in ?? () #45 0x00000000987d2515 in ?? () #46 0x00000000028647d0 in ?? () #47 0x00000000024a9de0 in ?? () #48 0x00007fff75dd3758 in ?? () #49 0x000000000265cf90 in ?? () #50 0x0000000000000002 in ?? () #51 0x00007fff75dd3758 in ?? () #52 0x00007fff75dd3750 in ?? () #53 0x0000000000000000 in ?? ()