sebastianbergmann/phpunit — pull request #772 by LawnGnome (2013-01-08 08:23:26+00:00)
Title: Fix the fatal-isolation test on my environment.

I'm not sure this is actually right, but the fatal-isolation test fails for me in PHP 5.5 with and without xdebug.

This seems to fix the issue, but I presume that %s was there for a reason.