error[E0277]: the trait bound `Test: From` is not satisfied --> tests/ui/deserialize_try_from_missing.rs:4:18 | 4 | #[nix(try_from = "u64")] | ^^^^^ the trait `From` is not implemented for `Test`, which is required by `Test: TryFrom` | = note: required for `u64` to implement `Into` = note: required for `Test` to implement `TryFrom`