StacktraceTop:?? () *__GI_exit (status=0) at exit.c:75 __libc_start_main (main=0x4424e0 <main>, argc=5, _start () at ../sysdeps/x86_64/elf/start.S:113
StacktraceTop:?? () x86_64/ elf/start. S:113
*__GI_exit (status=0) at exit.c:75
__libc_start_main (main=0x4424e0 <main>, argc=5,
_start () at ../sysdeps/