error[E0597]: `lives_shorter` does not live long enough
  --> $DIR/from_ref_lifetime.rs:8:31
   |
8  |         val = Value::from_ref(&lives_shorter);
   |                               ^^^^^^^^^^^^^^ borrowed value does not live long enough
9  |     }
   |     - `lives_shorter` dropped here while still borrowed
10 |
11 |     let _borrow = val.borrow::<i32>();
   |                   ------------------- borrow later used here