Hi, Chris Marusich writes: > Going forward, I'm not sure how best to investigate the inputs to find > out what's causing the differences. I just know I really, really, > really don't want to rebuild everything multiple times, since it takes > hours/days. If you have any creative ideas for how to speed up the > investigation, I'm all ears. I've analyzed the graph of derivations that produce differing output across machines. Here's an image of the graph: