note: external requirements --> $DIR/projection-two-region-trait-bound-closure.rs:38:29 | LL | with_signature(cell, t, |cell, t| require(cell, t)); | ^^^^^^^^^ | = note: defining type: no_relationships_late::<'_#1r, '_#2r, T>::{closure#0} with closure substs [ i32, extern "rust-call" fn((std::cell::Cell<&'_#3r ()>, T)), (), ] = note: late-bound region is '_#4r = note: number of external vids: 5 = note: where >::AssocType: '_#3r note: no external requirements --> $DIR/projection-two-region-trait-bound-closure.rs:34:1 | LL | / fn no_relationships_late<'a, 'b, 'c, T>(cell: Cell<&'a ()>, t: T) LL | | where LL | | T: Anything<'b, 'c>, | |________________________^ | = note: defining type: no_relationships_late::<'_#1r, '_#2r, T> error[E0309]: the associated type `>::AssocType` may not live long enough --> $DIR/projection-two-region-trait-bound-closure.rs:38:39 | LL | with_signature(cell, t, |cell, t| require(cell, t)); | ^^^^^^^^^^^^^^^^ | = help: consider adding an explicit lifetime bound `>::AssocType: 'a`... = note: ...so that the type `>::AssocType` will meet its required lifetime bounds note: external requirements --> $DIR/projection-two-region-trait-bound-closure.rs:48:29 | LL | with_signature(cell, t, |cell, t| require(cell, t)); | ^^^^^^^^^ | = note: defining type: no_relationships_early::<'_#1r, '_#2r, '_#3r, T>::{closure#0} with closure substs [ i32, extern "rust-call" fn((std::cell::Cell<&'_#4r ()>, T)), (), ] = note: number of external vids: 5 = note: where >::AssocType: '_#4r note: no external requirements --> $DIR/projection-two-region-trait-bound-closure.rs:43:1 | LL | / fn no_relationships_early<'a, 'b, 'c, T>(cell: Cell<&'a ()>, t: T) LL | | where LL | | T: Anything<'b, 'c>, LL | | 'a: 'a, | |___________^ | = note: defining type: no_relationships_early::<'_#1r, '_#2r, '_#3r, T> error[E0309]: the associated type `>::AssocType` may not live long enough --> $DIR/projection-two-region-trait-bound-closure.rs:48:39 | LL | with_signature(cell, t, |cell, t| require(cell, t)); | ^^^^^^^^^^^^^^^^ | = help: consider adding an explicit lifetime bound `>::AssocType: 'a`... = note: ...so that the type `>::AssocType` will meet its required lifetime bounds note: external requirements --> $DIR/projection-two-region-trait-bound-closure.rs:61:29 | LL | with_signature(cell, t, |cell, t| require(cell, t)); | ^^^^^^^^^ | = note: defining type: projection_outlives::<'_#1r, '_#2r, '_#3r, T>::{closure#0} with closure substs [ i32, extern "rust-call" fn((std::cell::Cell<&'_#4r ()>, T)), (), ] = note: number of external vids: 5 = note: where >::AssocType: '_#4r note: no external requirements --> $DIR/projection-two-region-trait-bound-closure.rs:53:1 | LL | / fn projection_outlives<'a, 'b, 'c, T>(cell: Cell<&'a ()>, t: T) LL | | where LL | | T: Anything<'b, 'c>, LL | | T::AssocType: 'a, | |_____________________^ | = note: defining type: projection_outlives::<'_#1r, '_#2r, '_#3r, T> note: external requirements --> $DIR/projection-two-region-trait-bound-closure.rs:70:29 | LL | with_signature(cell, t, |cell, t| require(cell, t)); | ^^^^^^^^^ | = note: defining type: elements_outlive1::<'_#1r, '_#2r, '_#3r, T>::{closure#0} with closure substs [ i32, extern "rust-call" fn((std::cell::Cell<&'_#4r ()>, T)), (), ] = note: number of external vids: 5 = note: where >::AssocType: '_#4r note: no external requirements --> $DIR/projection-two-region-trait-bound-closure.rs:65:1 | LL | / fn elements_outlive1<'a, 'b, 'c, T>(cell: Cell<&'a ()>, t: T) LL | | where LL | | T: Anything<'b, 'c>, LL | | 'b: 'a, | |___________^ | = note: defining type: elements_outlive1::<'_#1r, '_#2r, '_#3r, T> note: external requirements --> $DIR/projection-two-region-trait-bound-closure.rs:79:29 | LL | with_signature(cell, t, |cell, t| require(cell, t)); | ^^^^^^^^^ | = note: defining type: elements_outlive2::<'_#1r, '_#2r, '_#3r, T>::{closure#0} with closure substs [ i32, extern "rust-call" fn((std::cell::Cell<&'_#4r ()>, T)), (), ] = note: number of external vids: 5 = note: where >::AssocType: '_#4r note: no external requirements --> $DIR/projection-two-region-trait-bound-closure.rs:74:1 | LL | / fn elements_outlive2<'a, 'b, 'c, T>(cell: Cell<&'a ()>, t: T) LL | | where LL | | T: Anything<'b, 'c>, LL | | 'c: 'a, | |___________^ | = note: defining type: elements_outlive2::<'_#1r, '_#2r, '_#3r, T> note: external requirements --> $DIR/projection-two-region-trait-bound-closure.rs:87:29 | LL | with_signature(cell, t, |cell, t| require(cell, t)); | ^^^^^^^^^ | = note: defining type: two_regions::<'_#1r, T>::{closure#0} with closure substs [ i32, extern "rust-call" fn((std::cell::Cell<&'_#2r ()>, T)), (), ] = note: late-bound region is '_#3r = note: number of external vids: 4 = note: where >::AssocType: '_#2r note: no external requirements --> $DIR/projection-two-region-trait-bound-closure.rs:83:1 | LL | / fn two_regions<'a, 'b, T>(cell: Cell<&'a ()>, t: T) LL | | where LL | | T: Anything<'b, 'b>, | |________________________^ | = note: defining type: two_regions::<'_#1r, T> error: lifetime may not live long enough --> $DIR/projection-two-region-trait-bound-closure.rs:87:5 | LL | fn two_regions<'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: requirement occurs because of the type `Cell<&'_#8r ()>`, which makes the generic argument `&'_#8r ()` invariant = note: the struct `Cell` is invariant over the parameter `T` = help: see for more information about variance note: external requirements --> $DIR/projection-two-region-trait-bound-closure.rs:97:29 | LL | with_signature(cell, t, |cell, t| require(cell, t)); | ^^^^^^^^^ | = note: defining type: two_regions_outlive::<'_#1r, '_#2r, T>::{closure#0} with closure substs [ i32, extern "rust-call" fn((std::cell::Cell<&'_#3r ()>, T)), (), ] = note: number of external vids: 4 = note: where >::AssocType: '_#3r note: no external requirements --> $DIR/projection-two-region-trait-bound-closure.rs:92:1 | LL | / fn two_regions_outlive<'a, 'b, T>(cell: Cell<&'a ()>, t: T) LL | | where LL | | T: Anything<'b, 'b>, LL | | 'b: 'a, | |___________^ | = note: defining type: two_regions_outlive::<'_#1r, '_#2r, T> note: external requirements --> $DIR/projection-two-region-trait-bound-closure.rs:109:29 | LL | with_signature(cell, t, |cell, t| require(cell, t)); | ^^^^^^^^^ | = note: defining type: one_region::<'_#1r, T>::{closure#0} with closure substs [ i32, extern "rust-call" fn((std::cell::Cell<&'_#2r ()>, T)), (), ] = note: number of external vids: 3 = note: where >::AssocType: '_#2r note: no external requirements --> $DIR/projection-two-region-trait-bound-closure.rs:101:1 | LL | / fn one_region<'a, T>(cell: Cell<&'a ()>, t: T) LL | | where LL | | T: Anything<'a, 'a>, | |________________________^ | = note: defining type: one_region::<'_#1r, T> error: aborting due to 3 previous errors For more information about this error, try `rustc --explain E0309`.