#0 0x0000000000000000 in ?? () No symbol table info available. #1 0x00007f10dacd0d3c in std::ios_base::Init::~Init() () from /usr/lib/libstdc++.so.6 No symbol table info available. #2 0x00007f10e5cbb4f2 in __run_exit_handlers (status=0) at exit.c:78 atfct = onfct = cxafct = 0x2 run_list_atexit = listp = #3 exit (status=0) at exit.c:100 No locals. #4 0x00007f10e5ca0d95 in __libc_start_main (main=, argc=, ubp_av=, init=, fini=, rtld_fini=, stack_end=0x7fff69929028) at libc-start.c:258 result = 2 unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 7099291393715366164, 4243760, 140734964600880, 0, 0, -7098960756915017452, -7159469428634654444}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x42bec0, 0x7fff69929038}, data = {prev = 0x0, cleanup = 0x0, canceltype = 4374208}}} not_first_call = #5 0x000000000040c159 in ?? () No symbol table info available. #6 0x00007fff69929028 in ?? () No symbol table info available. #7 0x000000000000001c in ?? () No symbol table info available. #8 0x0000000000000002 in ?? () No symbol table info available. #9 0x00007fff6992ab09 in ?? () No symbol table info available. #10 0x0000000000000000 in ?? () No symbol table info available.