| error: lifetime may not live long enough | |
| --> $DIR/subset-relations.rs:10:5 | |
| | | |
| LL | fn missing_subset<'a, 'b>(x: &'a u32, y: &'b u32) -> &'a u32 { | |
| | -- -- lifetime `'b` defined here | |
| | | | |
| | lifetime `'a` defined here | |
| LL | y | |
| | ^ function was supposed to return data with lifetime `'a` but it is returning data with lifetime `'b` | |
| | | |
| = help: consider adding the following bound: `'b: 'a` | |
| error: aborting due to 1 previous error | |