buildbot failure in Mercurial on OS X 10.6 hg tests

[hgbuildbot at kublai.com]

The Buildbot has detected a new failure on builder OS X 10.6 hg tests while building hg.
Full details are available at:
 http://hgbuildbot.kublai.com/builders/OS%20X%2010.6%20hg%20tests/builds/182

Buildbot URL: http://hgbuildbot.kublai.com/

Buildslave for this Build: sl

Build Reason: scheduler
Build Source Stamp: [branch default] 0c1d103518698454c9a8825b66276becf2820f86
Blamelist: Adrian Buehlmann <adrian at cadifra.com>,Mads Kiilerich <mads at kiilerich.com>

BUILD FAILED: failed http2

sincerely,
 -The Buildbot