#0  0x00007f56f119b8ea in Perl_hv_common () from /usr/lib/libperl.so.5.10
No symbol table info available.
#1  0x00007f56f11acf5e in Perl_pp_helem () from /usr/lib/libperl.so.5.10
No symbol table info available.
#2  0x00007f56f11a7f86 in Perl_runops_standard () from /usr/lib/libperl.so.5.10
No symbol table info available.
#3  0x00007f56f11a624c in perl_run () from /usr/lib/libperl.so.5.10
No symbol table info available.
#4  0x0000000000400d7c in main ()
No symbol table info available.