1 error[E0493]: destructor of `F` cannot be evaluated at compile-time
2 --> $DIR/unstable-const-fn-in-libcore.rs:17:60
4 LL | const fn unwrap_or_else<F: ~const FnOnce() -> T>(self, f: F) -> T {
5 | ^ the destructor for this type cannot be evaluated in constant functions
8 | - value is dropped here
10 error[E0493]: destructor of `Opt<T>` cannot be evaluated at compile-time
11 --> $DIR/unstable-const-fn-in-libcore.rs:17:54
13 LL | const fn unwrap_or_else<F: ~const FnOnce() -> T>(self, f: F) -> T {
14 | ^^^^ the destructor for this type cannot be evaluated in constant functions
17 | - value is dropped here
19 error: aborting due to 2 previous errors
21 For more information about this error, try `rustc --explain E0493`.