Something isn't right with the way the initial model gets saved, because if you kill and restart stage 20 you get this:
ERROR: FATAL: "main.c", line 338: src mean n_cb (== 40) is inconsistent with ts2cb mapping 1. Most probably phoneset has duplicated phones
Something isn't right with the way the initial model gets saved, because if you kill and restart stage 20 you get this: