{"ast_node_type":"impl","tokens":[{"end":23,"kind":"keyword","start":0,"text":"impl"}]}
impl flags::RustcPull {
// git sync implementation adapted from https://github.com/rust-lang/miri/blob/62039ac/miri-script/src/commands.rs
    pub(crate) fn run(self, sh: &Shell) -> anyhow::Result<()> {