message: Rename a test to have a unique ending
  Tests need to have unique endings or else it's hard to run just that one
  test.
diff: @@ -225,7 +225,7 @@ fn drop_non_initial() {
  }
  #[test]
  -fn retry() {
  +fn retry_basic() {
  let mut server = default_server();
  server.set_retry_required(true);
  let mut client = default_client();
  