#0  __pthread_kill_implementation (no_tid=0, signo=6, threadid=<optimized out>) at ./nptl/pthread_kill.c:44
  [Error: pthread_kill.c was not found in source tree]
#1  __pthread_kill_internal (signo=6, threadid=<optimized out>) at ./nptl/pthread_kill.c:78
  [Error: pthread_kill.c was not found in source tree]
#2  __GI___pthread_kill (threadid=<optimized out>, signo=signo@entry=6) at ./nptl/pthread_kill.c:89
  [Error: pthread_kill.c was not found in source tree]
#3  0x00007fa3dde3c406 in __GI_raise (sig=sig@entry=6) at ../sysdeps/posix/raise.c:26
  [Error: raise.c was not found in source tree]
#4  0x00007fa3dde2287c in __GI_abort () at ./stdlib/abort.c:79
  [Error: abort.c was not found in source tree]
#5  0x00007fa3de76fd1e in g_assertion_message (domain=domain@entry=0x7fa3cbccf4c7 <__func__.202+7> "Gsk", file=file@entry=0x7fa3cbd218fe "../../../gsk/gskrenderer.c", line=line@entry=144, func=func@entry=0x7fa3cbd23190 <__func__.10.lto_priv.134> "gsk_renderer_dispose", message=message@entry=0x55c273098ad0 "assertion failed: (!priv->is_realized)") at ../../../glib/gtestutils.c:3444
  [Error: gtestutils.c was not found in source tree]
#6  0x00007fa3de7d834e in g_assertion_message_expr (domain=0x7fa3cbccf4c7 <__func__.202+7> "Gsk", file=0x7fa3cbd218fe "../../../gsk/gskrenderer.c", line=144, func=0x7fa3cbd23190 <__func__.10.lto_priv.134> "gsk_renderer_dispose", expr=<optimized out>) at ../../../glib/gtestutils.c:3470
  [Error: gtestutils.c was not found in source tree]
#7  0x00007fa3cbc24a8b in split (spl=<synthetic pointer>, data=0x55c27335b3a0, settings=0x55c2730f1b90, need_min=<optimized out>, kvdb=<optimized out>, kvdf=<optimized out>, lim2=<optimized out>, off2=<optimized out>, elem2=0x7ffed0c1af30, lim1=94293644915616, off1=<optimized out>, elem1=<optimized out>) at ../../../gsk/gskdiff.c:243
  [Error: gskdiff.c was not found in source tree]
#8  compare (elem1=<optimized out>, off1=<optimized out>, lim1=<optimized out>, elem2=0x7ffed0c1af30, off2=<optimized out>, lim2=<optimized out>, kvdf=<optimized out>, kvdb=<optimized out>, need_min=<optimized out>, settings=<optimized out>, data=<optimized out>) at ../../../gsk/gskdiff.c:413
  [Error: gskdiff.c was not found in source tree]
#9  0x00007ffed0c1af60 in ?? ()
#10 0x00007ffed0c1af30 in ?? ()
#11 0x00007ffed0c1b050 in ?? ()
#12 0x00007ffed0c1aff8 in ?? ()
#13 0x000055c2730f1b90 in ?? ()
#14 0x000055c27335b3a0 in ?? ()
#15 0x000055c27335b3a0 in ?? ()
#16 0x00007ffed0c1b058 in ?? ()
#17 0x0000000000000000 in ?? ()