Consider rewritten version

[mclark-newvistas]

When I was trying to figure out the code I wrote my own version to analyse it. Since we can't use that anymore, I might as well share it in case you've any use for it. Remember that the number of bugs is a function of the number of lines/tokens.

https://gist.github.com/mclark-newvistas/a9e03fe6c89e3b6c54f6ad29e87bb9bc