1 error[E0594]: cannot assign to `*foo`, which is behind a `&` reference
2 --> $DIR/issue-92015.rs:6:5
4 LL | let foo = Some(&0).unwrap();
5 | --- consider changing this binding's type to be: `&mut i32`
7 | ^^^^^^^^ `foo` is a `&` reference, so the data it refers to cannot be written
9 error: aborting due to previous error
11 For more information about this error, try `rustc --explain E0594`.