test/expect/TestJit.test_saved_output.expect

graph(%0 : Double(4, 4)
      -------- stage 1 --------
      %2 : Double(4, 4!)) {
  %1 : Double(4, 4) = sigmoid(%0)
  ---------------- stage 1 ----------------
  %3 : Double(4, 4) = _sigmoid_backward(%2, %1)
  return (%1, %3);
}