{"ast_node_type":"other","tokens":[{"end":88,"kind":"keyword","start":0,"text":"(MixedBitSet::Large(set),"}]}
            (MixedBitSet::Large(set), MixedBitSet::Large(other)) => set.subtract(other),
            (MixedBitSet::Small(set), MixedBitSet::Small(other)) => set.subtract(other),
            _ => panic!("MixedBitSet size mismatch"),