| ^^^^^^^^^^^^ help: there is a method with a similar name: `as_deref_err`
|
= note: the method `as_deref_mut` exists but the following trait bounds were not satisfied:
- `{integer} : std::ops::DerefMut`
+ `{integer}: std::ops::DerefMut`
+ `<{integer} as std::ops::Deref>::Target = _`
error: aborting due to previous error