removed random stack preload

fuzzer/Fuzzer.java

@@ -122,7 +122,7 @@ public class Fuzzer {
                 return getStaticTests() + generateInput(true, INSTRUCTION_MAX, 0);
         }
         // Run from random stack
-        return generateInput(true, INSTRUCTION_MAX, randomRange(0, MAX_STACK_SIZE));
+        return generateInput(true, INSTRUCTION_MAX, 0);
     }
 
     /*