File: issue-14285.stderr

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error[E0621]: explicit lifetime required in the type of `a`
  --> $DIR/issue-14285.rs:12:5
   |
LL | fn foo<'a>(a: &dyn Foo) -> B<'a> {
   |               -------- help: add explicit lifetime `'a` to the type of `a`: `&'a (dyn Foo + 'a)`
LL |     B(a)
   |     ^^^^ lifetime `'a` required

error: aborting due to 1 previous error

For more information about this error, try `rustc --explain E0621`.