error: lifetime may not live long enough
  --> $DIR/object-lifetime-default-elision.rs:71:5
   |
LL | fn load3<'a,'b>(ss: &'a dyn SomeTrait) -> &'b dyn SomeTrait {
   |          -- -- lifetime `'b` defined here
   |          |
   |          lifetime `'a` defined here
...
LL |     ss
   |     ^^ returning this value requires that `'a` must outlive `'b`
   |
   = help: consider adding the following bound: `'a: 'b`

error: aborting due to previous error