--- old/test/sun/tools/jstack/BasicJStackTest.java	2015-11-16 15:20:04.000000000 +0300
+++ new/test/sun/tools/jstack/BasicJStackTest.java	2015-11-16 15:20:04.000000000 +0300
@@ -63,7 +63,7 @@
                 launcher.addToolArg(toolArg);
             }
         }
-        launcher.addToolArg(Integer.toString(ProcessTools.getProcessId()));
+        launcher.addToolArg(Long.toString(ProcessTools.getProcessId()));
 
         processBuilder.command(launcher.getCommand());
         System.out.println(Arrays.toString(processBuilder.command().toArray()).replace(",", ""));