My test crawled away. Note that this is totally the wrong fix. The real problem is that there is anything named "mochitest-debug*" in the first place. I don't want to know why they are there, though.
Created attachment 8487358 [details] [diff] [review] Allow mochitest-debug to mean mochitest-debug-* Heh. Somebody tries to help, somebody gets a review request.
http://hg.mozilla.org/build/buildbotcustom/rev/09bad67de957 (landed long ago)