StacktraceTop: __libc_message (do_abort=do_abort@entry=2, fmt=fmt@entry=0x7f34a4910e98 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/posix/libc_fatal.c:175 malloc_printerr (ar_ptr=<optimized out>, ptr=<optimized out>, str=0x7f34a4910f10 "free(): invalid next size (fast)", action=3) at malloc.c:5006 _int_free (av=<optimized out>, p=<optimized out>, have_lock=0) at malloc.c:3867 __GI___libc_free (mem=<optimized out>) at malloc.c:2968 g_bytes_unref (bytes=0x210c030) at /build/glib2.0-prJhLS/glib2.0-2.48.2/./glib/gbytes.c:310
StacktraceTop: do_abort@ entry=2, fmt=fmt@ entry=0x7f34a49 10e98 "*** Error in `%s': %s: 0x%s ***\n") at ../sysdeps/ posix/libc_ fatal.c: 175 glib2.0- prJhLS/ glib2.0- 2.48.2/ ./glib/ gbytes. c:310
__libc_message (do_abort=
malloc_printerr (ar_ptr=<optimized out>, ptr=<optimized out>, str=0x7f34a4910f10 "free(): invalid next size (fast)", action=3) at malloc.c:5006
_int_free (av=<optimized out>, p=<optimized out>, have_lock=0) at malloc.c:3867
__GI___libc_free (mem=<optimized out>) at malloc.c:2968
g_bytes_unref (bytes=0x210c030) at /build/