--TEST-- GH-1348: STDOUT/STDERR IO streams should exist in process isolation --SKIPIF-- --FILE-- --EXPECTF-- PHPUnit %s by Sebastian Bergmann and contributors. . STDOUT does not break test result E Time: %s, Memory: %s There was 1 error: 1) Issue1348Test::testSTDERR PHPUnit_Framework_Exception: STDERR works as usual. FAILURES! Tests: 2, Assertions: 1, Errors: 1.