error[E0277]: the trait bound `NonClonable: Clone` is not satisfied --> ui_tests/non_clonable_second.rs:12:27 | 12 | pub fn test_fn(a: u32, b: NonClonable) -> bool { | ^^^^^^^^^^^ | | | the trait `Clone` is not implemented for `NonClonable` | required by a bound introduced by this call | note: required by a bound in `rhai::Dynamic::cast` --> $WORKSPACE/src/types/dynamic.rs | | pub fn cast(self) -> T { | ^^^^^ required by this bound in `Dynamic::cast` help: consider annotating `NonClonable` with `#[derive(Clone)]` | 4 + #[derive(Clone)] 5 | struct NonClonable { |