LL | format_args!();
| ^^^^^^^^^^^^^^^
|
- = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
+ = note: this error originates in the macro `format_args` (in Nightly builds, run with -Z macro-backtrace for more info)
error: format argument must be a string literal
--> $DIR/ifmt-bad-format-args.rs:3:18