mirror of https://github.com/rust-lang/rust
20 lines
1.1 KiB
Plaintext
20 lines
1.1 KiB
Plaintext
error: `impl` item signature doesn't match `trait` item signature
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--> $DIR/issue-75361-mismatched-impl.rs:18:3
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LL | fn adjacent_edges(&self) -> Box<dyn MyTrait<Item = &Self::EdgeType>>;
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| --------------------------------------------------------------------- expected `fn(&'1 T) -> Box<(dyn MyTrait<Item = &'1 T> + 'static)>`
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...
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LL | fn adjacent_edges(&self) -> Box<dyn MyTrait<Item = &Self::EdgeType> + '_> {
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ found `fn(&'1 T) -> Box<(dyn MyTrait<Item = &'1 T> + '1)>`
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= note: expected signature `fn(&'1 T) -> Box<(dyn MyTrait<Item = &'1 T> + 'static)>`
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found signature `fn(&'1 T) -> Box<(dyn MyTrait<Item = &'1 T> + '1)>`
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help: the lifetime requirements from the `impl` do not correspond to the requirements in the `trait`
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--> $DIR/issue-75361-mismatched-impl.rs:12:55
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LL | fn adjacent_edges(&self) -> Box<dyn MyTrait<Item = &Self::EdgeType>>;
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| ^^^^ consider borrowing this type parameter in the trait
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error: aborting due to 1 previous error
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