1 error: format argument must be a string literal
2 --> $DIR/issue-30143.rs:14:14
6 help: you might be missing a string literal to format with
8 LL | println!("{}", 0);
11 error: format argument must be a string literal
12 --> $DIR/issue-30143.rs:16:15
16 help: you might be missing a string literal to format with
18 LL | eprintln!("{}", 'a');
21 error: format argument must be a string literal
22 --> $DIR/issue-30143.rs:19:17
24 LL | writeln!(s, true).unwrap();
26 help: you might be missing a string literal to format with
28 LL | writeln!(s, "{}", true).unwrap();
31 error: aborting due to 3 previous errors