{"ast_node_type":"other","tokens":[{"end":94,"kind":"keyword","start":0,"text":"diag.note(format!(\"rustc"}]}
    diag.note(format!("rustc {} running on {}", tcx.sess.cfg_version, config::host_tuple(),));
    );
    if let Some((flags, excluded_cargo_defaults)) = rustc_session::utils::extra_compiler_flags() {