|  | error: denote infinite loops with `loop { ... }` | 
|  | --> $DIR/lint-change-warnings.rs:5:5 | 
|  | | | 
|  | LL |     while true {} | 
|  | |     ^^^^^^^^^^ help: use `loop` | 
|  | | | 
|  | note: the lint level is defined here | 
|  | --> $DIR/lint-change-warnings.rs:1:9 | 
|  | | | 
|  | LL | #![deny(warnings)] | 
|  | |         ^^^^^^^^ | 
|  | = note: `#[deny(while_true)]` implied by `#[deny(warnings)]` | 
|  |  | 
|  | warning: denote infinite loops with `loop { ... }` | 
|  | --> $DIR/lint-change-warnings.rs:15:5 | 
|  | | | 
|  | LL |     while true {} | 
|  | |     ^^^^^^^^^^ help: use `loop` | 
|  | | | 
|  | = note: `#[warn(while_true)]` on by default | 
|  |  | 
|  | error: denote infinite loops with `loop { ... }` | 
|  | --> $DIR/lint-change-warnings.rs:20:5 | 
|  | | | 
|  | LL |     while true {} | 
|  | |     ^^^^^^^^^^ help: use `loop` | 
|  | | | 
|  | note: the lint level is defined here | 
|  | --> $DIR/lint-change-warnings.rs:18:10 | 
|  | | | 
|  | LL | #[forbid(warnings)] | 
|  | |          ^^^^^^^^ | 
|  | = note: `#[forbid(while_true)]` implied by `#[forbid(warnings)]` | 
|  |  | 
|  | error: aborting due to 2 previous errors; 1 warning emitted | 
|  |  |