diff -r 5d4c3724e4c7 -r 03fbcd06b4c0 src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core.test/src/org/graalvm/compiler/core/test/HashMapGetTest.java
--- a/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core.test/src/org/graalvm/compiler/core/test/HashMapGetTest.java	Thu Nov 14 11:16:14 2019 -0800
+++ b/src/jdk.internal.vm.compiler/share/classes/org.graalvm.compiler.core.test/src/org/graalvm/compiler/core/test/HashMapGetTest.java	Thu Nov 14 12:21:00 2019 -0800
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2017, 2018, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2017, 2019, Oracle and/or its affiliates. All rights reserved.
  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
  *
  * This code is free software; you can redistribute it and/or modify it
@@ -52,7 +52,7 @@
         for (IfNode ifNode : lastCompiledGraph.getNodes(IfNode.TYPE)) {
             LogicNode condition = ifNode.condition();
             if (ifNode.getTrueSuccessorProbability() < 0.4 && condition instanceof ObjectEqualsNode) {
-                assertTrue(ifNode.trueSuccessor().next() instanceof ReturnNode, "Expected return.", ifNode.trueSuccessor(), ifNode.trueSuccessor().next());
+                assertTrue(ifNode.trueSuccessor().next() instanceof ReturnNode, "Expected return but got %s (trueSuccessor: %s)", ifNode.trueSuccessor().next(), ifNode.trueSuccessor());
             }
         }
     }