--- a/test/hotspot/jtreg/runtime/appcds/jigsaw/PatchModule/Simple.java	Tue Apr 10 10:06:42 2018 -0400
+++ b/test/hotspot/jtreg/runtime/appcds/jigsaw/PatchModule/Simple.java	Tue Apr 10 11:43:40 2018 -0700
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2016, 2017, Oracle and/or its affiliates. All rights reserved.
+ * Copyright (c) 2016, 2018, 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
@@ -68,7 +68,8 @@
                 "-Xlog:class+load",
                 "-Xlog:class+path=info",
                 "PatchMain", "javax.naming.spi.NamingManager");
-        TestCommon.checkDump(output, "Loading classes to share");
+        output.shouldHaveExitValue(1)
+              .shouldContain("Cannot use the following option when dumping the shared archive: --patch-module");
 
         TestCommon.run(
             "-XX:+UnlockDiagnosticVMOptions",
@@ -76,6 +77,6 @@
             "-Xlog:class+load",
             "-Xlog:class+path=info",
             "PatchMain", "javax.naming.spi.NamingManager")
-          .assertNormalExit("I pass!");
+            .assertSilentlyDisabledCDS(0, "I pass!");
     }
 }