{"ast_node_type":"other","tokens":[{"end":79,"kind":"keyword","start":0,"text":"rustflags_to_cmd_env(&mut"}]}
        rustflags_to_cmd_env(&mut cmd, "RUSTDOCFLAGS", &compiler.rustdocflags);
        rustflags_to_cmd_env(&mut cmd, "RUSTFLAGS", &compiler.rustflags);
        if !compiler.runner.is_empty() {