1 error[E0493]: destructors cannot be evaluated at compile-time
2 --> $DIR/livedrop.rs:3:9
4 LL | let mut always_returned = None;
5 | ^^^^^^^^^^^^^^^^^^^ constants cannot evaluate destructors
7 LL | always_returned = never_returned;
8 | --------------- value is dropped here
10 error: aborting due to previous error
12 For more information about this error, try `rustc --explain E0493`.