.
Thread 1 (Thread 6136):
#0  0x00007f5e54227af8 in ?? () from /lib/libgcc_s.so.1
No symbol table info available.
#1  0x00007f5e54228663 in _Unwind_Backtrace () from /lib/libgcc_s.so.1
No symbol table info available.
#2  0x00007f5e5452e34e in backtrace () from /lib/libc.so.6
No symbol table info available.
#3  0x00007f5e5449c50f in ?? () from /lib/libc.so.6
No symbol table info available.
#4  0x00007f5e5452e1e7 in __fortify_fail () from /lib/libc.so.6
No symbol table info available.
#5  0x00007f5e5452e1b0 in __stack_chk_fail () from /lib/libc.so.6
No symbol table info available.
#6  0x0000000000400eb2 in ?? ()
No symbol table info available.
#7  0x0000000000401097 in ?? ()
No symbol table info available.
Backtrace stopped: previous frame inner to this frame (corrupt stack?)