--- old/test/java/lang/StringBuffer/TestSynchronization.java	2013-04-25 14:43:59.640793652 -0700
+++ new/test/java/lang/StringBuffer/TestSynchronization.java	2013-04-25 14:43:59.484793653 -0700
@@ -96,6 +96,11 @@
         // the right thing.
         List<Method> methods = Arrays.asList(aClass.getDeclaredMethods());
         for (Method m : methods) {
+            // skip synthetic methods, like default interface methods and lambdas
+            if (m.isSynthetic()) {
+                // System.out.println(m.toString() + " is synthetic, ignore.");
+                continue;
+            }
             int modifiers = m.getModifiers();
             if (Modifier.isPublic(modifiers)
                     && !Modifier.isSynchronized(modifiers)) {