| warning: the feature `contracts` is incomplete and may not be safe to use and/or cause compiler crashes | |
| --> $DIR/contract-attributes-tail.rs:19:12 | |
| | | |
| LL | #![feature(contracts)] | |
| | ^^^^^^^^^ | |
| | | |
| = note: see issue #128044 <https://github.com/rust-lang/rust/issues/128044> for more information | |
| = note: `#[warn(incomplete_features)]` on by default | |
| warning: 1 warning emitted | |