@Override
 public void postInvoke(IRubyObject rbValue, long[] arr, ToNativeContext context) {
   if (rbValue instanceof RubyArray && arr != null) {
     RubyArray rbArray = (RubyArray) rbValue;
     Ruby runtime = rbArray.getRuntime();
     for (int i = 0; i < arr.length; i++) {
       rbArray.store(i, Util.newSigned64(runtime, arr[i]));
     }
   }
 }