error: `body` specified more than once
 --> tests/debug_handler/fail/duplicate_args.rs:3:33
  |
3 | #[debug_handler(body = BoxBody, body = BoxBody)]
  |                                 ^^^^

error: `state` specified more than once
 --> tests/debug_handler/fail/duplicate_args.rs:6:29
  |
6 | #[debug_handler(state = (), state = ())]
  |                             ^^^^^