message: Make it more successful to equivocate.
diff: @@ -244,7 +244,10 @@ impl HighwayValidator {
  // TODO: Don't send both messages to every peer. Add different
  // strategies.
  let mut wunit = swunit.wire_unit.clone();
  - wunit.timestamp += 1.into();
  + match wunit.value.as_mut() {
  + None => wunit.timestamp += 1.into(),
  + Some(v) => v.push(0),
  + }
  let secret = TestSecret(wunit.creator.0.into());
  let swunit2 = SignedWireUnit::new(wunit, &secret, rng);
  vec![
  