error[E0308]: mismatched types --> $DIR/variance-contravariant-arg-trait-match.rs:13:5 | LL | impls_get::() | ^^^^^^^^^^^^^^^^^^^^^^^^ lifetime mismatch | = note: expected type `Get<&'min i32>` found type `Get<&'max i32>` note: the lifetime `'min` as defined here... --> $DIR/variance-contravariant-arg-trait-match.rs:10:21 | LL | fn get_min_from_max<'min, 'max, G>() | ^^^^ note: ...does not necessarily outlive the lifetime `'max` as defined here --> $DIR/variance-contravariant-arg-trait-match.rs:10:27 | LL | fn get_min_from_max<'min, 'max, G>() | ^^^^ error[E0308]: mismatched types --> $DIR/variance-contravariant-arg-trait-match.rs:21:5 | LL | impls_get::() | ^^^^^^^^^^^^^^^^^^^^^^^^ lifetime mismatch | = note: expected type `Get<&'max i32>` found type `Get<&'min i32>` note: the lifetime `'min` as defined here... --> $DIR/variance-contravariant-arg-trait-match.rs:16:21 | LL | fn get_max_from_min<'min, 'max, G>() | ^^^^ note: ...does not necessarily outlive the lifetime `'max` as defined here --> $DIR/variance-contravariant-arg-trait-match.rs:16:27 | LL | fn get_max_from_min<'min, 'max, G>() | ^^^^ error: aborting due to 2 previous errors For more information about this error, try `rustc --explain E0308`.