mirror of
https://github.com/rust-lang/rust.git
synced 2024-11-23 23:34:48 +00:00
40 lines
1.6 KiB
Plaintext
40 lines
1.6 KiB
Plaintext
error[E0495]: cannot infer an appropriate lifetime for lifetime parameter `'d` due to conflicting requirements
|
|
--> $DIR/normalization-bounds-error.rs:12:31
|
|
|
|
|
LL | fn visit_seq<'d, 'a: 'd>() -> <&'a () as Visitor<'d>>::Value {}
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
|
|
|
note: first, the lifetime cannot outlive the lifetime `'d` as defined here...
|
|
--> $DIR/normalization-bounds-error.rs:12:14
|
|
|
|
|
LL | fn visit_seq<'d, 'a: 'd>() -> <&'a () as Visitor<'d>>::Value {}
|
|
| ^^
|
|
note: ...but the lifetime must also be valid for the lifetime `'a` as defined here...
|
|
--> $DIR/normalization-bounds-error.rs:12:18
|
|
|
|
|
LL | fn visit_seq<'d, 'a: 'd>() -> <&'a () as Visitor<'d>>::Value {}
|
|
| ^^
|
|
note: ...so that the types are compatible
|
|
--> $DIR/normalization-bounds-error.rs:12:31
|
|
|
|
|
LL | fn visit_seq<'d, 'a: 'd>() -> <&'a () as Visitor<'d>>::Value {}
|
|
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
= note: expected `Visitor<'d>`
|
|
found `Visitor<'_>`
|
|
|
|
error: lifetime may not live long enough
|
|
--> $DIR/normalization-bounds-error.rs:12:1
|
|
|
|
|
LL | fn visit_seq<'d, 'a: 'd>() -> <&'a () as Visitor<'d>>::Value {}
|
|
| ^^^^^^^^^^^^^--^^--^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
|
| | | |
|
|
| | | lifetime `'a` defined here
|
|
| | lifetime `'d` defined here
|
|
| requires that `'d` must outlive `'a`
|
|
|
|
|
= help: consider adding the following bound: `'d: 'a`
|
|
|
|
error: aborting due to 2 previous errors
|
|
|
|
For more information about this error, try `rustc --explain E0495`.
|