rust/tests/ui/impl-trait/issues/issue-67830.stderr
2024-01-09 21:08:16 +00:00

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error: higher kinded lifetime bounds on nested opaque types are not supported yet
--> $DIR/issue-67830.rs:21:62
|
LL | fn test() -> impl for<'a> MyFn<&'a A, Output=impl Iterator + 'a> {
| ^^
|
note: lifetime declared here
--> $DIR/issue-67830.rs:21:23
|
LL | fn test() -> impl for<'a> MyFn<&'a A, Output=impl Iterator + 'a> {
| ^^
error: implementation of `FnOnce` is not general enough
--> $DIR/issue-67830.rs:23:5
|
LL | Wrap(|a| Some(a).into_iter())
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ implementation of `FnOnce` is not general enough
|
= note: closure with signature `fn(&'2 A) -> std::option::IntoIter<&A>` must implement `FnOnce<(&'1 A,)>`, for any lifetime `'1`...
= note: ...but it actually implements `FnOnce<(&'2 A,)>`, for some specific lifetime `'2`
error: implementation of `FnOnce` is not general enough
--> $DIR/issue-67830.rs:23:5
|
LL | Wrap(|a| Some(a).into_iter())
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ implementation of `FnOnce` is not general enough
|
= note: closure with signature `fn(&'2 A) -> std::option::IntoIter<&A>` must implement `FnOnce<(&'1 A,)>`, for any lifetime `'1`...
= note: ...but it actually implements `FnOnce<(&'2 A,)>`, for some specific lifetime `'2`
= note: duplicate diagnostic emitted due to `-Z deduplicate-diagnostics=no`
error: aborting due to 3 previous errors