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+error[E0733]: recursion in an `async fn` requires boxing
+ --> $DIR/async-recursive.rs:13:48
+ |
+LL | async fn foo_recursive(&self, n: usize) -> i32 {
+ | ^^^ recursive `async fn`
+ |
+ = note: a recursive `async fn` must be rewritten to return a boxed `dyn Future`
+ = note: consider using the `async_recursion` crate: https://crates.io/crates/async_recursion
+
+error: aborting due to previous error
+
+For more information about this error, try `rustc --explain E0733`.