1 error[E0495]: cannot infer an appropriate lifetime for lifetime parameter `'a` due to conflicting requirements
2 --> $DIR/ex2d-push-inference-variable-2.rs:17:13
4 17 | let b = Ref { data: y.data };
7 note: first, the lifetime cannot outlive the lifetime 'c as defined on the function body at 15:1...
8 --> $DIR/ex2d-push-inference-variable-2.rs:15:1
10 15 | / fn foo<'a, 'b, 'c>(x: &'a mut Vec<Ref<'b, i32>>, y: Ref<'c, i32>) {
11 16 | | let a: &mut Vec<Ref<i32>> = x;
12 17 | | let b = Ref { data: y.data };
16 note: ...so that reference does not outlive borrowed content
17 --> $DIR/ex2d-push-inference-variable-2.rs:17:25
19 17 | let b = Ref { data: y.data };
21 note: but, the lifetime must be valid for the lifetime 'b as defined on the function body at 15:1...
22 --> $DIR/ex2d-push-inference-variable-2.rs:15:1
24 15 | / fn foo<'a, 'b, 'c>(x: &'a mut Vec<Ref<'b, i32>>, y: Ref<'c, i32>) {
25 16 | | let a: &mut Vec<Ref<i32>> = x;
26 17 | | let b = Ref { data: y.data };
30 note: ...so that expression is assignable (expected &mut std::vec::Vec<Ref<'_, i32>>, found &mut std::vec::Vec<Ref<'b, i32>>)
31 --> $DIR/ex2d-push-inference-variable-2.rs:16:33
33 16 | let a: &mut Vec<Ref<i32>> = x;
36 error: aborting due to previous error