1 error[E0435]: attempt to use a non-constant value in a constant
2 --> $DIR/issue-3668.rs:8:34
4 LL | static childVal: Box<P> = self.child.get();
5 | --------------- ^^^^ non-constant value
7 | help: consider using `let` instead of `static`: `let childVal`
9 error: aborting due to previous error
11 For more information about this error, try `rustc --explain E0435`.