Absolutely useless program. No matter how lucky you are, you can never find a single private key with bitcoins in address. This is the same as looking for a grain of sand in the universe. By the way, there is an explanation, but now I cant find the link to the site.
There will be people trying an impossible task, what if they can, what if they found a method to crack any address, what if they can steal from these addresses, let's just pray no genius finds a way to do this, or everything will be over, all dreams will be shattered.
tell that to people who won powerball.
If there is a possibility, even if its tiny, it will happen if many enough try. You should possibly read Hitchhikers Guide to the Galaxy