| warning: method `into_future` is never used | |
| --> $DIR/issue-38033.rs:22:8 | |
| | | |
| LL | trait IntoFuture { | |
| | ---------- method in this trait | |
| ... | |
| LL | fn into_future(self) -> Self::Future; | |
| | ^^^^^^^^^^^ | |
| | | |
| = note: `#[warn(dead_code)]` on by default | |
| warning: 1 warning emitted | |