message: Don't use field shorthands for older rustc
diff: @@ -28,7 +28,7 @@ fn inv_mod_alt(b: BigDigit) -> BigDigit {
  impl MontyReducer {
  fn new(n: &BigUint) -> Self {
  let n0inv = inv_mod_alt(n.data[0]);
  - MontyReducer { n0inv }
  + MontyReducer { n0inv: n0inv }
  }
  }
  