error[E0040]: explicit use of destructor method --> $DIR/explicit-call-to-supertrait-dtor.rs:19:14 | LL | self.drop(); | -----^^^^-- | | | | | explicit destructor calls not allowed | help: consider using `drop` function: `drop(self)` error: aborting due to previous error For more information about this error, try `rustc --explain E0040`.