#0  0x00007f58b6797d05 in raise () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#1  0x00007f58b679bab6 in abort () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#2  0x00007f58b67907c5 in __assert_fail () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#3  0x000000000040b651 in ?? ()
No symbol table info available.
#4  0x000000000040b8a5 in ?? ()
No symbol table info available.
#5  0x000000000040bd15 in ?? ()
No symbol table info available.
#6  0x00000000004112a0 in ?? ()
No symbol table info available.
#7  0x0000000000406074 in ?? ()
No symbol table info available.
#8  0x000000000040f65c in ?? ()
No symbol table info available.
#9  0x00007f58b6782eff in __libc_start_main () from /lib/x86_64-linux-gnu/libc.so.6
No symbol table info available.
#10 0x0000000000402df9 in ?? ()
No symbol table info available.
#11 0x00007fff91ba41b8 in ?? ()
No symbol table info available.
#12 0x000000000000001c in ?? ()
No symbol table info available.
#13 0x0000000000000007 in ?? ()
No symbol table info available.
#14 0x00007fff91ba4e01 in ?? ()
No symbol table info available.
#15 0x00007fff91ba4e0f in ?? ()
No symbol table info available.
#16 0x00007fff91ba4e1b in ?? ()
No symbol table info available.
#17 0x00007fff91ba4e1e in ?? ()
No symbol table info available.
#18 0x00007fff91ba4e2e in ?? ()
No symbol table info available.
#19 0x00007fff91ba4e3e in ?? ()
No symbol table info available.
#20 0x00007fff91ba4e41 in ?? ()
No symbol table info available.
#21 0x0000000000000000 in ?? ()
No symbol table info available.