1 error[E0733]: recursion in an `async fn` requires boxing
2 --> $DIR/mutually-recursive-async-impl-trait-type.rs:5:18
4 LL | async fn rec_1() {
5 | ^ recursive `async fn`
7 = note: a recursive `async fn` must be rewritten to return a boxed `dyn Future`
9 error[E0733]: recursion in an `async fn` requires boxing
10 --> $DIR/mutually-recursive-async-impl-trait-type.rs:9:18
12 LL | async fn rec_2() {
13 | ^ recursive `async fn`
15 = note: a recursive `async fn` must be rewritten to return a boxed `dyn Future`
17 error: aborting due to 2 previous errors
19 For more information about this error, try `rustc --explain E0733`.