error: argio: invalid attr: outptu
 --> $DIR/invalid-attr.rs:1:16
  |
1 | #[argio::argio(outptu = Wrap)]
  |                ^^^^^^

error[E0601]: `main` function not found in crate `$CRATE`
 --> $DIR/invalid-attr.rs:1:1
  |
1 | / #[argio::argio(outptu = Wrap)]
2 | | fn main(n: usize) -> usize {
3 | |     n
4 | | }
  | |_^ consider adding a `main` function to `$DIR/tests/ui/fail/invalid-attr.rs`