message: Use debug macro for logging instead of println
diff: @@ -413,10 +413,10 @@ impl Consumer<OrderedConfig> {
  .unwrap()
  .elapsed()
  .gt(&Duration::from_secs(10)) {
  - println!("last seen ok. wait");
  + trace!("last seen ok. wait");
  continue;
  }
  - println!("last seen not ok");
  + debug!("last seen not ok");
  }
  }
  debug!(
  