. Thread 1 (Thread 3157): #0 0x0000000000404349 in ?? () No symbol table info available. #1 0x0000000000402891 in ?? () No symbol table info available. #2 0x0000000000401c9c in ?? () No symbol table info available. #3 0x00007ff3e925deff in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6 No symbol table info available. #4 0x0000000000401609 in ?? () No symbol table info available. #5 0x00007fff6d4e0118 in ?? () No symbol table info available. #6 0x000000000000001c in ?? () No symbol table info available. #7 0x0000000000000006 in ?? () No symbol table info available. #8 0x00007fff6d4e0e2d in ?? () No symbol table info available. #9 0x00007fff6d4e0e33 in ?? () No symbol table info available. #10 0x00007fff6d4e0e36 in ?? () No symbol table info available. #11 0x00007fff6d4e0e56 in ?? () No symbol table info available. #12 0x00007fff6d4e0e59 in ?? () No symbol table info available. #13 0x00007fff6d4e0e6e in ?? () No symbol table info available. #14 0x0000000000000000 in ?? () No symbol table info available.