| error[E0038]: the trait `AsyncFnMut` is not dyn compatible |
| --> $DIR/dyn-pos.rs:3:16 |
| | |
| LL | fn foo(x: &dyn AsyncFn()) {} |
| | ^^^^^^^^^ `AsyncFnMut` is not dyn compatible |
| | |
| note: for a trait to be dyn compatible it needs to allow building a vtable |
| for more information, visit <https://doc.rust-lang.org/reference/items/traits.html#dyn-compatibility> |
| --> $SRC_DIR/core/src/ops/async_function.rs:LL:COL |
| | |
| = note: the trait is not dyn compatible because it contains the generic associated type `CallRefFuture` |
| |
| error: aborting due to 1 previous error |
| |
| For more information about this error, try `rustc --explain E0038`. |