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