StacktraceTop: __kernel_vsyscall () raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64 abort () at abort.c:92 __assert_fail (assertion=0x7684c38 "req == dpy->xcb->pending_requests", file=0x7684bcf "../../src/xcb_io.c", line=140, function=0x7684eb3 "dequeue_pending_request") at assert.c:81 dequeue_pending_request (dpy=<value optimized out>, req=<value optimized out>) at ../../src/xcb_io.c:140
StacktraceTop: sysdeps/ unix/sysv/ linux/raise. c:64 0x7684c38 "req == dpy->xcb- >pending_ requests" , file=0x7684bcf "../../ src/xcb_ io.c", line=140, function=0x7684eb3 "dequeue_ pending_ request" ) at assert.c:81 pending_ request (dpy=<value optimized out>, req=<value optimized out>) at ../../src/ xcb_io. c:140
__kernel_vsyscall ()
raise (sig=6) at ../nptl/
abort () at abort.c:92
__assert_fail (assertion=
dequeue_