1 error[E0568]: auto traits cannot have super traits
2 --> $DIR/typeck-auto-trait-no-supertraits-2.rs:4:20
4 LL | auto trait Magic : Sized where Option<Self> : Magic {}
5 | ----- ^^^^^ help: remove the super traits
7 | auto trait cannot have super traits
9 error: aborting due to previous error
11 For more information about this error, try `rustc --explain E0568`.