{"ast_node_type":"variable","tokens":[{"end":74,"kind":"keyword","start":0,"text":"let"}]}
            let min_version_ok = if sess.psess.assume_incomplete_release {
            // See https://github.com/rust-lang/rust/issues/64796#issuecomment-640851454 for details
                RustcVersion::current_overridable() > *min_version