| warning: unknown lint: `multiple_supertrait_upcastable` |
| --> $DIR/feature-gate-multiple_supertrait_upcastable.rs:3:1 |
| | |
| LL | #![deny(multiple_supertrait_upcastable)] |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| = note: the `multiple_supertrait_upcastable` lint is unstable |
| = help: add `#![feature(multiple_supertrait_upcastable)]` to the crate attributes to enable |
| = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date |
| = note: `#[warn(unknown_lints)]` on by default |
| |
| warning: unknown lint: `multiple_supertrait_upcastable` |
| --> $DIR/feature-gate-multiple_supertrait_upcastable.rs:5:1 |
| | |
| LL | #![warn(multiple_supertrait_upcastable)] |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| = note: the `multiple_supertrait_upcastable` lint is unstable |
| = help: add `#![feature(multiple_supertrait_upcastable)]` to the crate attributes to enable |
| = note: this compiler was built on YYYY-MM-DD; consider upgrading it if it is out of date |
| |
| warning: 2 warnings emitted |
| |