1 error[E0733]: recursion in an `async fn` requires boxing
2 --> $DIR/async-recursive.rs:11:48
4 LL | async fn foo_recursive(&self, n: usize) -> i32 {
5 | ^^^ recursive `async fn`
7 = note: a recursive `async fn` must be rewritten to return a boxed `dyn Future`
8 = note: consider using the `async_recursion` crate: https://crates.io/crates/async_recursion
10 error: aborting due to previous error
12 For more information about this error, try `rustc --explain E0733`.