note: external requirements --> $DIR/projection-one-region-closure.rs:45:29 | LL | with_signature(cell, t, |cell, t| require(cell, t)); | ^^^^^^^^^ | = note: defining type: no_relationships_late::<'?1, T>::{closure#0} with closure args [ i32, extern "rust-call" fn((std::cell::Cell<&'?2 ()>, T)), (), ] = note: late-bound region is '?3 = note: number of external vids: 4 = note: where T: '?2 = note: where '?1: '?2 note: no external requirements --> $DIR/projection-one-region-closure.rs:41:1 | LL | / fn no_relationships_late<'a, 'b, T>(cell: Cell<&'a ()>, t: T) LL | | where LL | | T: Anything<'b>, | |____________________^ | = note: defining type: no_relationships_late::<'?1, T> error[E0309]: the parameter type `T` may not live long enough --> $DIR/projection-one-region-closure.rs:45:39 | LL | fn no_relationships_late<'a, 'b, T>(cell: Cell<&'a ()>, t: T) | -- the parameter type `T` must be valid for the lifetime `'a` as defined here... ... LL | with_signature(cell, t, |cell, t| require(cell, t)); | ^^^^^^^^^^^^^^^^ ...so that the type `T` will meet its required lifetime bounds | help: consider adding an explicit lifetime bound | LL | T: Anything<'b> + 'a, | ++++ error: lifetime may not live long enough --> $DIR/projection-one-region-closure.rs:45:39 | LL | fn no_relationships_late<'a, 'b, T>(cell: Cell<&'a ()>, t: T) | -- -- lifetime `'b` defined here | | | lifetime `'a` defined here ... LL | with_signature(cell, t, |cell, t| require(cell, t)); | ^^^^^^^^^^^^^^^^ argument requires that `'b` must outlive `'a` | = help: consider adding the following bound: `'b: 'a` note: external requirements --> $DIR/projection-one-region-closure.rs:56:29 | LL | with_signature(cell, t, |cell, t| require(cell, t)); | ^^^^^^^^^ | = note: defining type: no_relationships_early::<'?1, '?2, T>::{closure#0} with closure args [ i32, extern "rust-call" fn((std::cell::Cell<&'?3 ()>, T)), (), ] = note: number of external vids: 4 = note: where T: '?3 = note: where '?2: '?3 note: no external requirements --> $DIR/projection-one-region-closure.rs:51:1 | LL | / fn no_relationships_early<'a, 'b, T>(cell: Cell<&'a ()>, t: T) LL | | where LL | | T: Anything<'b>, LL | | 'a: 'a, | |___________^ | = note: defining type: no_relationships_early::<'?1, '?2, T> error[E0309]: the parameter type `T` may not live long enough --> $DIR/projection-one-region-closure.rs:56:39 | LL | fn no_relationships_early<'a, 'b, T>(cell: Cell<&'a ()>, t: T) | -- the parameter type `T` must be valid for the lifetime `'a` as defined here... ... LL | with_signature(cell, t, |cell, t| require(cell, t)); | ^^^^^^^^^^^^^^^^ ...so that the type `T` will meet its required lifetime bounds | help: consider adding an explicit lifetime bound | LL | T: Anything<'b> + 'a, | ++++ error: lifetime may not live long enough --> $DIR/projection-one-region-closure.rs:56:39 | LL | fn no_relationships_early<'a, 'b, T>(cell: Cell<&'a ()>, t: T) | -- -- lifetime `'b` defined here | | | lifetime `'a` defined here ... LL | with_signature(cell, t, |cell, t| require(cell, t)); | ^^^^^^^^^^^^^^^^ argument requires that `'b` must outlive `'a` | = help: consider adding the following bound: `'b: 'a` note: external requirements --> $DIR/projection-one-region-closure.rs:70:29 | LL | with_signature(cell, t, |cell, t| require(cell, t)); | ^^^^^^^^^ | = note: defining type: projection_outlives::<'?1, '?2, T>::{closure#0} with closure args [ i32, extern "rust-call" fn((std::cell::Cell<&'?3 ()>, T)), (), ] = note: number of external vids: 4 = note: where >::AssocType: '?3 note: no external requirements --> $DIR/projection-one-region-closure.rs:62:1 | LL | / fn projection_outlives<'a, 'b, T>(cell: Cell<&'a ()>, t: T) LL | | where LL | | T: Anything<'b>, LL | | T::AssocType: 'a, | |_____________________^ | = note: defining type: projection_outlives::<'?1, '?2, T> note: external requirements --> $DIR/projection-one-region-closure.rs:80:29 | LL | with_signature(cell, t, |cell, t| require(cell, t)); | ^^^^^^^^^ | = note: defining type: elements_outlive::<'?1, '?2, T>::{closure#0} with closure args [ i32, extern "rust-call" fn((std::cell::Cell<&'?3 ()>, T)), (), ] = note: number of external vids: 4 = note: where T: '?3 = note: where '?2: '?3 note: no external requirements --> $DIR/projection-one-region-closure.rs:74:1 | LL | / fn elements_outlive<'a, 'b, T>(cell: Cell<&'a ()>, t: T) LL | | where LL | | T: Anything<'b>, LL | | T: 'a, LL | | 'b: 'a, | |___________^ | = note: defining type: elements_outlive::<'?1, '?2, T> error: aborting due to 4 previous errors For more information about this error, try `rustc --explain E0309`.