error: Creating a reference that is immediately dereferenced. --> $DIR/unnecessary_ref.rs:20:17 | 20 | let inner = (&outer).inner; | ^^^^^^^^ help: try this: `outer.inner` | note: lint level defined here --> $DIR/unnecessary_ref.rs:17:8 | 17 | #[deny(clippy::ref_in_deref)] | ^^^^^^^^^^^^^^^^^^^^ error: aborting due to previous error