warning: external crate `bar` unused in `warn_attr`: remove the dependency or add `use bar as _;` | |
--> $DIR/warn-attr.rs:7:1 | |
| | |
LL | #![warn(unused_crate_dependencies)] | |
| ^ | |
| | |
note: the lint level is defined here | |
--> $DIR/warn-attr.rs:7:9 | |
| | |
LL | #![warn(unused_crate_dependencies)] | |
| ^^^^^^^^^^^^^^^^^^^^^^^^^ | |
warning: 1 warning emitted | |