Check whether "ok" works at all

Change-Id: I88f19fb8e9368d0dc9a284cbbd826413265d25be
diff --git a/mininet-test.rules b/mininet-test.rules
index 6de5b18..c238bf4 100644
--- a/mininet-test.rules
+++ b/mininet-test.rules
@@ -14,7 +14,7 @@
 ok /Test.*OK/
 
 # Useful information
+info /Test.*OK/
 info /(?i)booting/
 info /(?i)running tests/
 info /Ran.*tests in/
-