error: format argument must be a string literal --> $DIR/expansion-info-reset.rs:2:18 | LL | format_args!({ #[derive(Clone)] struct S; }); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | help: you might be missing a string literal to format with | LL | format_args!("{}", { #[derive(Clone)] struct S; }); | +++++ error: aborting due to 1 previous error