error[E0597]: `x` does not live long enough --> $DIR/without-precise-captures-we-are-powerless.rs:14:13 | LL | fn simple<'a>(x: &'a i32) { | -- lifetime `'a` defined here LL | let c = async || { println!("{}", *x); }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ borrowed value does not live long enough LL | outlives::<'a>(c()); LL | outlives::<'a>(call_once(c)); | ------------ argument requires that `x` is borrowed for `'a` ... LL | } | - `x` dropped here while still borrowed error[E0597]: `c` does not live long enough --> $DIR/without-precise-captures-we-are-powerless.rs:19:20 | LL | fn simple<'a>(x: &'a i32) { | -- lifetime `'a` defined here ... LL | let c = async move || { println!("{}", *x); }; | - binding `c` declared here LL | outlives::<'a>(c()); | ^-- | | | borrowed value does not live long enough | argument requires that `c` is borrowed for `'a` LL | outlives::<'a>(call_once(c)); LL | } | - `c` dropped here while still borrowed error[E0597]: `x` does not live long enough --> $DIR/without-precise-captures-we-are-powerless.rs:26:13 | LL | fn through_field<'a>(x: S<'a>) { | -- lifetime `'a` defined here LL | let c = async || { println!("{}", *x.0); }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ borrowed value does not live long enough LL | outlives::<'a>(c()); LL | outlives::<'a>(call_once(c)); | ------------ argument requires that `x` is borrowed for `'a` ... LL | } | - `x` dropped here while still borrowed error[E0505]: cannot move out of `x` because it is borrowed --> $DIR/without-precise-captures-we-are-powerless.rs:30:13 | LL | fn through_field<'a>(x: S<'a>) { | -- lifetime `'a` defined here LL | let c = async || { println!("{}", *x.0); }; | ---------------------------------- borrow of `x` occurs here LL | outlives::<'a>(c()); LL | outlives::<'a>(call_once(c)); | ------------ argument requires that `x` is borrowed for `'a` LL | LL | let c = async move || { println!("{}", *x.0); }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ move out of `x` occurs here error[E0597]: `c` does not live long enough --> $DIR/without-precise-captures-we-are-powerless.rs:31:20 | LL | fn through_field<'a>(x: S<'a>) { | -- lifetime `'a` defined here ... LL | let c = async move || { println!("{}", *x.0); }; | - binding `c` declared here LL | outlives::<'a>(c()); | ^-- | | | borrowed value does not live long enough | argument requires that `c` is borrowed for `'a` LL | outlives::<'a>(call_once(c)); LL | } | - `c` dropped here while still borrowed error[E0505]: cannot move out of `c` because it is borrowed --> $DIR/without-precise-captures-we-are-powerless.rs:32:30 | LL | fn through_field<'a>(x: S<'a>) { | -- lifetime `'a` defined here ... LL | let c = async move || { println!("{}", *x.0); }; | - binding `c` declared here LL | outlives::<'a>(c()); | --- | | | borrow of `c` occurs here | argument requires that `c` is borrowed for `'a` LL | outlives::<'a>(call_once(c)); | ^ move out of `c` occurs here error[E0597]: `x` does not live long enough --> $DIR/without-precise-captures-we-are-powerless.rs:36:13 | LL | fn through_field_and_ref<'a>(x: &S<'a>) { | -- lifetime `'a` defined here LL | let c = async || { println!("{}", *x.0); }; | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ borrowed value does not live long enough LL | outlives::<'a>(c()); LL | outlives::<'a>(call_once(c)); | ------------ argument requires that `x` is borrowed for `'a` LL | } | - `x` dropped here while still borrowed error[E0621]: explicit lifetime required in the type of `x` --> $DIR/without-precise-captures-we-are-powerless.rs:38:20 | LL | fn through_field_and_ref<'a>(x: &S<'a>) { | ------ help: add explicit lifetime `'a` to the type of `x`: `&'a S<'a>` ... LL | outlives::<'a>(call_once(c)); | ^^^^^^^^^^^^ lifetime `'a` required error[E0597]: `c` does not live long enough --> $DIR/without-precise-captures-we-are-powerless.rs:43:20 | LL | fn through_field_and_ref_move<'a>(x: &S<'a>) { | -- lifetime `'a` defined here LL | let c = async move || { println!("{}", *x.0); }; | - binding `c` declared here LL | outlives::<'a>(c()); | ^-- | | | borrowed value does not live long enough | argument requires that `c` is borrowed for `'a` LL | outlives::<'a>(call_once(c)); LL | } | - `c` dropped here while still borrowed error[E0621]: explicit lifetime required in the type of `x` --> $DIR/without-precise-captures-we-are-powerless.rs:44:20 | LL | fn through_field_and_ref_move<'a>(x: &S<'a>) { | ------ help: add explicit lifetime `'a` to the type of `x`: `&'a S<'a>` ... LL | outlives::<'a>(call_once(c)); | ^^^^^^^^^^^^ lifetime `'a` required error: aborting due to 10 previous errors Some errors have detailed explanations: E0505, E0597, E0621. For more information about an error, try `rustc --explain E0505`.