error[E0596]: cannot borrow data in a `&` reference as mutable
  --> $DIR/ref-binding-on-inh-ref-errors.rs:71:10
   |
LL |     let [ref mut x] = &[0];
   |          ^^^^^^^^^ cannot borrow as mutable

error: aborting due to 1 previous error

For more information about this error, try `rustc --explain E0596`.