1 error: lifetime may not live long enough
2 --> $DIR/ex3-both-anon-regions-one-is-struct-2.rs:4:5
4 LL | fn foo(mut x: Ref, y: &u32) {
5 | ----- - let's call the lifetime of this reference `'2`
7 | has type `Ref<'_, '1>`
9 | ^^^^^^^ assignment requires that `'1` must outlive `'2`
11 error[E0384]: cannot assign to immutable argument `y`
12 --> $DIR/ex3-both-anon-regions-one-is-struct-2.rs:4:5
14 LL | fn foo(mut x: Ref, y: &u32) {
15 | - help: consider making this binding mutable: `mut y`
17 | ^^^^^^^ cannot assign to immutable argument
19 error: aborting due to 2 previous errors
21 For more information about this error, try `rustc --explain E0384`.