--- old/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.phases/src/org/graalvm/compiler/phases/schedule/SchedulePhase.java 2017-11-03 23:57:28.525330084 -0700 +++ new/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.phases/src/org/graalvm/compiler/phases/schedule/SchedulePhase.java 2017-11-03 23:57:28.197315406 -0700 @@ -109,7 +109,7 @@ if (immutableGraph && Assertions.assertionsEnabled()) { return graph.trackNodeEvents(new NodeEventListener() { @Override - public void event(NodeEvent e, Node node) { + public void changed(NodeEvent e, Node node) { assert false : "graph changed: " + e + " on node " + node; } });