fn main() {
let client = TestClient;
let inner = client.get_inner_ref();
- //~^ HELP consider changing this to be a mutable reference
+ //~^ NOTE consider changing this binding's type to be
inner.clear();
//~^ ERROR cannot borrow `*inner` as mutable, as it is behind a `&` reference [E0596]
+ //~| NOTE `inner` is a `&` reference, so the data it refers to cannot be borrowed as mutable
}