StacktraceTop: raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64 abort () at abort.c:92 __libc_message (do_abort=2, fmt=0x7f05d44d6400 "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/unix/sysv/linux/libc_fatal.c:189 malloc_printerr (action=3, str=0x7f05d44d6598 "munmap_chunk(): invalid pointer", ptr=<value optimized out>) at malloc.c:6283 signal_emit_unlocked_R (node=<value optimized out>, detail=0, instance=0x16b8d80, emission_return=0x0, instance_and_params=0x7f05b43faaa0) at /build/buildd/glib2.0-2.28.5/./gobject/gsignal.c:3252
StacktraceTop: sysdeps/ unix/sysv/ linux/raise. c:64 unix/sysv/ linux/libc_ fatal.c: 189 emit_unlocked_ R (node=<value optimized out>, detail=0, instance=0x16b8d80, emission_ return= 0x0, instance_ and_params= 0x7f05b43faaa0) at /build/ buildd/ glib2.0- 2.28.5/ ./gobject/ gsignal. c:3252
raise (sig=6) at ../nptl/
abort () at abort.c:92
__libc_message (do_abort=2, fmt=0x7f05d44d6400 "*** glibc detected *** %s: %s: 0x%s ***\n") at ../sysdeps/
malloc_printerr (action=3, str=0x7f05d44d6598 "munmap_chunk(): invalid pointer", ptr=<value optimized out>) at malloc.c:6283
signal_