*** old/test/hotspot/jtreg/runtime/appcds/jigsaw/PatchModule/PatchJavaBase.java	Mon Apr  9 12:06:58 2018
--- new/test/hotspot/jtreg/runtime/appcds/jigsaw/PatchModule/PatchJavaBase.java	Mon Apr  9 12:06:57 2018

*** 60,70 ****
--- 60,71 ----
          System.out.println("Test dumping with --patch-module");
          OutputAnalyzer output =
              TestCommon.dump(null, null,
                  "--patch-module=java.base=" + moduleJar,
                  "PatchMain", "java.lang.NewClass");
          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",
              "--patch-module=java.base=" + moduleJar,
              "PatchMain", "java.lang.NewClass")