Although it's unlikely to have consecutive revisions in nightly WebKit builds, if that does happen and the second revision causes a regression, bisect-buidls should just print the Trac 'changeset' URL instead of the log range URL.
Created attachment 228065 [details]
Comment on attachment 228065 [details]
Clearing flags on attachment: 228065
Committed r166419: <http://trac.webkit.org/changeset/166419>
All reviewed patches have been landed. Closing bug.