--- old/test/java/util/HashSet/Serialization.java 2015-04-21 18:52:30.497423813 -0700 +++ new/test/java/util/HashSet/Serialization.java 2015-04-21 18:52:30.317333809 -0700 @@ -34,6 +34,7 @@ * @test * @bug 8016252 * @summary Verify that a serialized HashSet may successfully be deserialized. + * @key randomness */ public class Serialization {