pub fn add_copy_program_clauses<I: Interner>(
    db: &dyn RustIrDatabase<I>,
    builder: &mut ClauseBuilder<'_, I>,
    trait_ref: TraitRef<I>,
    ty: TyKind<I>,
    binders: &CanonicalVarKinds<I>
) -> Result<(), Floundered>