error[E0597]: `local` does not live long enough
  --> $DIR/issue-47470.rs:27:9
   |
LL |         &local //~ ERROR `local` does not live long enough
   |         ^^^^^^ borrowed value does not live long enough
LL |     }
   |     - `local` dropped here while still borrowed
   |
note: borrowed value must be valid for the lifetime 'a as defined on the impl at 23:6...
  --> $DIR/issue-47470.rs:23:6
   |
LL | impl<'a> Bar for Foo<'a> {
   |      ^^

error: aborting due to previous error

For more information about this error, try `rustc --explain E0597`.