Improve logging of failures in the fetch-crl test

Author: brianhlin

osgtest/tests/test_06_fetch_crl.py

@@ -40,6 +40,7 @@ def output_is_acceptable(self, fetch_crl_output):
                     break
             if not line_ok:
                 all_lines_ok = False
+                core.log_message("Found uncaught error message: '%s'" % line.strip())
                 break
         return all_lines_ok