1 error: The function/method "takes_an_immutable_reference" doesn't need a mutable reference
2 --> $DIR/mut_reference.rs:22:34
4 22 | takes_an_immutable_reference(&mut 42); //~ERROR The function/method "takes_an_immutable_reference" doesn't need a mutable reference
7 note: lint level defined here
8 --> $DIR/mut_reference.rs:19:8
10 19 | #[deny(unnecessary_mut_passed)]
11 | ^^^^^^^^^^^^^^^^^^^^^^
13 error: The function/method "as_ptr" doesn't need a mutable reference
14 --> $DIR/mut_reference.rs:24:12
16 24 | as_ptr(&mut 42); //~ERROR The function/method "as_ptr" doesn't need a mutable reference
19 error: The function/method "takes_an_immutable_reference" doesn't need a mutable reference
20 --> $DIR/mut_reference.rs:28:44
22 28 | my_struct.takes_an_immutable_reference(&mut 42); //~ERROR The function/method "takes_an_immutable_reference" doesn't need a mutable reference
25 error: aborting due to 3 previous errors