> #0  0x0000003216448212 in vfprintf () from
> /lib64/libc.so.6
> #1  0x00000032164f581b in __fprintf_chk () from
> /lib64/libc.so.6
> #2  0x00007ffff7d8bf92 in hts_buildtopindex () from
> /usr/lib64/libhttrack.so.2
> #3  0x00007ffff7d72d7d in hts_main2 () from

Should be fixed in recent releases (3.44)