{"ast_node_type":"import","tokens":[{"end":97,"kind":"keyword","start":0,"text":"help_msgs.push(format!(\"use"}]}
                help_msgs.push(format!("use `::{ident}` to refer to this {thing} unambiguously"))
            if b.is_extern_crate() && ident.span.at_least_rust_2018() {
            }