.
Thread 1 (Thread 0x7f509f18f740 (LWP 6048)):
#0  0x00007f509e587445 in raise () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007f509e58abab in abort () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#2  0x00007f509e5c4e2e in ?? () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#3  0x00007f509e5cf626 in ?? () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#4  0x00007f509e5a40f2 in _IO_vfscanf () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#5  0x00007f509e5c2360 in vsscanf () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#6  0x00007f509e5ad317 in sscanf () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#7  0x00007f509f1bfa86 in main ()
No symbol table info available.