Fixed bug with group number.

outputmon.py

@@ -79,7 +79,7 @@ def start(cls, project, line):
                       label=m.group(1),
                       filename=m.group(2),
                       lineno=int(m.group(3)),
-                      message=m.group(4))
+                      message=m.group(5))
 
     def __init__(self, project, line, label, filename, lineno, message):
         AbstractErrorParser.__init__(self, project, line, filename, lineno, message)