error[E0596]: cannot borrow `*self.s` as mutable, as it is behind a `&` reference | |
--> $DIR/issue-38147-3.rs:7:9 | |
| | |
LL | self.s.push('x'); | |
| ^^^^^^ cannot borrow as mutable | |
| | |
help: consider changing this to be mutable | |
| | |
LL | s: &'a mut String | |
| +++ | |
error: aborting due to 1 previous error | |
For more information about this error, try `rustc --explain E0596`. |