error[E0277]: `!` is not an iterator | |
--> $DIR/issue-51506.rs:13:5 | |
| | |
LL | type Out: Iterator<Item = u32>; | |
| ------------------------------- required by `Trait::Out` | |
... | |
LL | default type Out = !; | |
| ^^^^^^^^^^^^^^^^^^^^^ `!` is not an iterator | |
| | |
= help: the trait `Iterator` is not implemented for `!` | |
error: aborting due to previous error | |
For more information about this error, try `rustc --explain E0277`. |