1 An auto trait was declared with a method or an associated item.
3 Erroneous code example:
6 unsafe auto trait Trait {
11 Auto traits cannot have methods or associated items. For more information see
12 the [opt-in builtin traits RFC][RFC 19].
14 [RFC 19]: https://github.com/rust-lang/rfcs/blob/master/text/0019-opt-in-builtin-traits.md