--- a/test/hotspot/jtreg/compiler/graalunit/common/GraalUnitTestLauncher.java	Fri Jul 20 11:39:37 2018 -0700
+++ b/test/hotspot/jtreg/compiler/graalunit/common/GraalUnitTestLauncher.java	Fri Jul 20 11:39:52 2018 -0700
@@ -124,9 +124,12 @@
             throw new Exception("Failed to find tests, VM crashed with exit code " + exitCode);
         }
 
-        System.out.println("INFO: command output: [" + out.getOutput() + "]");
+        String outStr = out.getOutput().trim();
+        System.out.println("INFO: command output: [" + outStr + "]");
 
-        String[] lines = out.getStdout().split(" ");
+        String[] lines = outStr.split(" ");
+        Arrays.sort(lines);
+
         if (lines.length > 1) { // first line contains jar file name
             for (int i = 1; i < lines.length; i++) {
                 String className = lines[i];