message: Prevent resuming completed Futures
diff: @@ -175,7 +175,7 @@ async fn acl_lookup<Local, Remote>(
  let mut remote_response = None;
  loop {
  tokio::select! {
  - response = &mut remote_response_fut => {
  + response = &mut remote_response_fut, if remote_response.is_none() => {
  if use_remote {
  debug!("pick remote response (response): {:?}", response);
  return (response, true);
  @@ -183,7 +183,7 @@ async fn acl_lookup<Local, Remote>(
  remote_response = Some(response);
  }
  }
  - decision = &mut decider => {
  + decision = &mut decider, if !use_remote => {
  if let Some(local_response) = decision {
  debug!("pick local response (response): {:?}", local_response);
  return (local_response, false);
  