find oldest successful build instead of just finding the oldest
find oldest successful build instead of just finding the oldest

racker/dreadnot,fr34k8/dreadnot,pipedrive/dreadnot,ebensing/dreadnot,racker/dreadnot,fr34k8/dreadnot,ebensing/dreadnot,pipedrive/dreadnot,ebensing/dreadnot,racker/dreadnot,pipedrive/dreadnot