| error[E0495]: cannot infer an appropriate lifetime due to conflicting requirements |
| --> $DIR/issue-55796.rs:16:9 |
| | |
| LL | Box::new(self.out_edges(u).map(|e| e.target())) |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| note: first, the lifetime cannot outlive the lifetime `'a` as defined on the trait at 5:17... |
| --> $DIR/issue-55796.rs:5:17 |
| | |
| LL | pub trait Graph<'a> { |
| | ^^ |
| note: ...so that the type `std::iter::Map<<Self as Graph<'a>>::EdgesIter, [closure@$DIR/issue-55796.rs:16:40: 16:54]>` will meet its required lifetime bounds |
| --> $DIR/issue-55796.rs:16:9 |
| | |
| LL | Box::new(self.out_edges(u).map(|e| e.target())) |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| = note: but, the lifetime must be valid for the static lifetime... |
| note: ...so that the expression is assignable |
| --> $DIR/issue-55796.rs:16:9 |
| | |
| LL | Box::new(self.out_edges(u).map(|e| e.target())) |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| = note: expected `std::boxed::Box<(dyn std::iter::Iterator<Item = <Self as Graph<'a>>::Node> + 'static)>` |
| found `std::boxed::Box<dyn std::iter::Iterator<Item = <Self as Graph<'a>>::Node>>` |
| |
| error[E0495]: cannot infer an appropriate lifetime due to conflicting requirements |
| --> $DIR/issue-55796.rs:21:9 |
| | |
| LL | Box::new(self.in_edges(u).map(|e| e.target())) |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| | |
| note: first, the lifetime cannot outlive the lifetime `'a` as defined on the trait at 5:17... |
| --> $DIR/issue-55796.rs:5:17 |
| | |
| LL | pub trait Graph<'a> { |
| | ^^ |
| note: ...so that the type `std::iter::Map<<Self as Graph<'a>>::EdgesIter, [closure@$DIR/issue-55796.rs:21:39: 21:53]>` will meet its required lifetime bounds |
| --> $DIR/issue-55796.rs:21:9 |
| | |
| LL | Box::new(self.in_edges(u).map(|e| e.target())) |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| = note: but, the lifetime must be valid for the static lifetime... |
| note: ...so that the expression is assignable |
| --> $DIR/issue-55796.rs:21:9 |
| | |
| LL | Box::new(self.in_edges(u).map(|e| e.target())) |
| | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ |
| = note: expected `std::boxed::Box<(dyn std::iter::Iterator<Item = <Self as Graph<'a>>::Node> + 'static)>` |
| found `std::boxed::Box<dyn std::iter::Iterator<Item = <Self as Graph<'a>>::Node>>` |
| |
| error: aborting due to 2 previous errors |
| |
| For more information about this error, try `rustc --explain E0495`. |
