A disc ID [1] was added in error to two releases and immediately removed from the wrong one [2], yet ModBot applied the track lengths to both the correct release [3] and the wrong one [4].

I wouldn't expect the script to run if there are any pending edits (move/remove) on the disc ID.

[1] http://musicbrainz.org/cdtoc/b3GjrntNw3k1ECoNGWWb3mv_yvo-
[2] http://musicbrainz.org/edit/14890391
[3] http://musicbrainz.org/edit/14890978
[4] http://musicbrainz.org/edit/14890988