error: `d1` does not live long enough
  --> $DIR/issue-24895-copy-clone-dropck.rs:38:1
   |
37 |     d2 = D(S(&d1, "inner"), "d2");
   |               -- borrow occurs here
38 | } //~ ERROR `d1` does not live long enough
   | ^ `d1` dropped here while still borrowed
   |
   = note: values in a scope are dropped in the opposite order they are created

error: aborting due to previous error(s)