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error: lifetime may not live long enough
--> $DIR/ex3-both-anon-regions-using-fn-items.rs:2:3
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LL | fn foo(x:fn(&u8, &u8), y: Vec<&u8>, z: &u8) {
| - - let's call the lifetime of this reference `'1`
| |
| let's call the lifetime of this reference `'2`
LL | y.push(z);
| ^^^^^^^^^ argument requires that `'1` must outlive `'2`
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help: consider introducing a named lifetime parameter
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LL | fn foo<'a>(x:fn(&u8, &u8), y: Vec<&'a u8>, z: &'a u8) {
| ++++ ++ ++
error[E0596]: cannot borrow `y` as mutable, as it is not declared as mutable
--> $DIR/ex3-both-anon-regions-using-fn-items.rs:2:3
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LL | y.push(z);
| ^^^^^^^^^ cannot borrow as mutable
|
help: consider changing this to be mutable
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LL | fn foo(x:fn(&u8, &u8), mut y: Vec<&u8>, z: &u8) {
| +++
error: aborting due to 2 previous errors
For more information about this error, try `rustc --explain E0596`.
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