error[E0495]: cannot infer an appropriate lifetime for lifetime parameter `'s` due to conflicting requirements
  --> $DIR/issue-55394.rs:9:9
   |
LL |         Foo { bar }
   |         ^^^
   |
note: first, the lifetime cannot outlive the anonymous lifetime defined here...
  --> $DIR/issue-55394.rs:8:17
   |
LL |     fn new(bar: &mut Bar) -> Self {
   |                 ^^^^^^^^
note: ...so that reference does not outlive borrowed content
  --> $DIR/issue-55394.rs:9:15
   |
LL |         Foo { bar }
   |               ^^^
note: but, the lifetime must be valid for the lifetime `'_` as defined here...
  --> $DIR/issue-55394.rs:7:10
   |
LL | impl Foo<'_> {
   |          ^^
note: ...so that the types are compatible
  --> $DIR/issue-55394.rs:9:9
   |
LL |         Foo { bar }
   |         ^^^^^^^^^^^
   = note: expected `Foo<'_>`
              found `Foo<'_>`

error: aborting due to previous error

For more information about this error, try `rustc --explain E0495`.