{"ast_node_type":"other","tokens":[{"end":66,"kind":"keyword","start":0,"text":"config.features.extend(args.sysroot_features.iter().cloned());"}]}
    config.features.extend(args.sysroot_features.iter().cloned());
    let mut config = args.config_info.clone();
    build::build_sysroot(env, &config)?;