error[E0597]: `b` does not live long enough
  --> $DIR/range-2.rs:17:13
   |
LL |         &a..&b
   |             ^^ borrowed value does not live long enough
LL |     };
   |     - borrowed value only lives until here
...
LL |     r.use_ref();
   |     - borrow later used here

error[E0597]: `a` does not live long enough
  --> $DIR/range-2.rs:17:9
   |
LL |         &a..&b
   |         ^^ borrowed value does not live long enough
LL |     };
   |     - borrowed value only lives until here
...
LL |     r.use_ref();
   |     - borrow later used here

error: aborting due to 2 previous errors

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