that the page was not included in the `depends_simple` of the bugs page.
I was able to replicate the problem locally by starting off with the page
-not marked done (when it did appear in the bugs page `depends_simple`
+marked done (when it did appear in the bugs page `depends_simple`
(appropriatly as a link dependency, since a change to the page removing the
link would make it match)), then removing the done link.