    };
    let config_d = statecs::Config {
        unchecked_entity_delete: false,
        component_bookkeeping: true,
        .. config_a
    };
    let config_e = statecs::Config {
        ecs_ctx_hash_collections: true,
        ecs_action_hash_collections: true,
        .. config_a
    };
    let config_f = statecs::Config { unchecked_entity_delete: false, .. config_a };