| error[E0308]: mismatched types | |
| --> $DIR/return-type-mismatch.rs:11:24 | |
| | | |
| LL | let y: usize = x().await; | |
| | ^^^^^^^^^ expected `usize`, found `i32` | |
| | | |
| help: you can convert an `i32` to a `usize` and panic if the converted value doesn't fit | |
| | | |
| LL | let y: usize = x().await.try_into().unwrap(); | |
| | ++++++++++++++++++++ | |
| error: aborting due to 1 previous error | |
| For more information about this error, try `rustc --explain E0308`. |