Update Machine.java

mutants/mutant-4/swen90006/machine/Machine.java

@@ -266,7 +266,7 @@ public class Machine
 	  throw new InvalidInstructionException();
 	}
 	int offs = parseOffset(toks[1]);
-	pc  = pc + offs;
+	pc  = pc + 1;
 	count++;
 	continue; /* avoid default increment of pc below */
       } else if (toks[0].equals(INSTRUCTION_JZ)){