{"ast_node_type":"other","tokens":[{"end":102,"kind":"keyword","start":0,"text":"|"}]}
                        | [sym::rustc_then_this_would_need, ..] => self.check_rustc_dirty_clean(attr),
                        | [sym::rustc_if_this_changed, ..]
                        [sym::rustc_must_implement_one_of, ..] => self.check_must_be_applied_to_trait(attr.span(), span, target),