| error[E0596]: cannot borrow `*x` as mutable, as it is behind a `&` reference | |
| --> $DIR/borrowck-fn-in-const-b.rs:7:9 | |
| | | |
| LL | x.push(format!("this is broken")); | |
| | ^ `x` is a `&` reference, so the data it refers to cannot be borrowed as mutable | |
| | | |
| help: consider changing this to be a mutable reference | |
| | | |
| LL | fn broken(x: &mut Vec<String>) { | |
| | +++ | |
| error: aborting due to previous error | |
| For more information about this error, try `rustc --explain E0596`. |