| error: implementation of `FnOnce` is not general enough |
| --> $DIR/higher-ranked-auto-trait-17.rs:12:5 |
| | |
| LL | / async move { |
| LL | | let iter = Adaptor::new(a.iter().map(|_: &()| {})); |
| LL | | std::future::pending::<()>().await; |
| LL | | drop(iter); |
| LL | | } |
| | |_____^ implementation of `FnOnce` is not general enough |
| | |
| = note: closure with signature `fn(&'0 ())` must implement `FnOnce<(&'1 (),)>`, for any two lifetimes `'0` and `'1`... |
| = note: ...but it actually implements `FnOnce<(&(),)>` |
| |
| error: implementation of `FnOnce` is not general enough |
| --> $DIR/higher-ranked-auto-trait-17.rs:12:5 |
| | |
| LL | / async move { |
| LL | | let iter = Adaptor::new(a.iter().map(|_: &()| {})); |
| LL | | std::future::pending::<()>().await; |
| LL | | drop(iter); |
| LL | | } |
| | |_____^ implementation of `FnOnce` is not general enough |
| | |
| = note: closure with signature `fn(&'0 ())` must implement `FnOnce<(&'1 (),)>`, for any two lifetimes `'0` and `'1`... |
| = note: ...but it actually implements `FnOnce<(&(),)>` |
| = note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no` |
| |
| error: aborting due to 2 previous errors |
| |