mirror of https://github.com/rust-lang/rust
76 lines
2.4 KiB
Plaintext
76 lines
2.4 KiB
Plaintext
error[E0478]: lifetime bound not satisfied
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--> $DIR/unsatisfied-item-lifetime-bound.rs:8:18
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LL | type Y<'a: 'static>;
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| ------------------- definition of `Y` from trait
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...
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LL | type Y<'a> = &'a ();
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| ^^^^^^
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note: lifetime parameter instantiated with the lifetime `'a` as defined here
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--> $DIR/unsatisfied-item-lifetime-bound.rs:8:12
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LL | type Y<'a> = &'a ();
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| ^^
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= note: but lifetime parameter must outlive the static lifetime
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help: copy the `where` clause predicates from the trait
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LL | type Y<'a> = &'a () where 'a: 'static;
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| +++++++++++++++++
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error[E0478]: lifetime bound not satisfied
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--> $DIR/unsatisfied-item-lifetime-bound.rs:13:8
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LL | f: <T as X>::Y<'a>,
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| ^^^^^^^^^^^^^^^
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note: lifetime parameter instantiated with the lifetime `'a` as defined here
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--> $DIR/unsatisfied-item-lifetime-bound.rs:12:10
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LL | struct B<'a, T: for<'r> X<Y<'r> = &'r ()>> {
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| ^^
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= note: but lifetime parameter must outlive the static lifetime
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error[E0478]: lifetime bound not satisfied
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--> $DIR/unsatisfied-item-lifetime-bound.rs:18:8
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LL | f: <T as X>::Y<'a>,
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| ^^^^^^^^^^^^^^^
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note: lifetime parameter instantiated with the lifetime `'a` as defined here
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--> $DIR/unsatisfied-item-lifetime-bound.rs:17:10
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LL | struct C<'a, T: X> {
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| ^^
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= note: but lifetime parameter must outlive the static lifetime
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error[E0478]: lifetime bound not satisfied
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--> $DIR/unsatisfied-item-lifetime-bound.rs:23:8
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LL | f: <() as X>::Y<'a>,
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| ^^^^^^^^^^^^^^^^
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note: lifetime parameter instantiated with the lifetime `'a` as defined here
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--> $DIR/unsatisfied-item-lifetime-bound.rs:22:10
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LL | struct D<'a> {
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| ^^
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= note: but lifetime parameter must outlive the static lifetime
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warning: unnecessary lifetime parameter `'a`
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--> $DIR/unsatisfied-item-lifetime-bound.rs:4:12
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LL | type Y<'a: 'static>;
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| ^^
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= note: you can use the `'static` lifetime directly, in place of `'a`
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note: the lint level is defined here
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--> $DIR/unsatisfied-item-lifetime-bound.rs:1:27
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LL | #![warn(unused_lifetimes, redundant_lifetimes)]
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| ^^^^^^^^^^^^^^^^^^^
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error: aborting due to 4 previous errors; 1 warning emitted
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For more information about this error, try `rustc --explain E0478`.
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