error: you probably are missing some parameter in your format string --> $DIR/panic.rs:8:16 | 8 | panic!("{}"); | ^^^^ | = note: `-D panic-params` implied by `-D warnings` error: you probably are missing some parameter in your format string --> $DIR/panic.rs:10:16 | 10 | panic!("{:?}"); | ^^^^^^ error: you probably are missing some parameter in your format string --> $DIR/panic.rs:12:23 | 12 | assert!(true, "here be missing values: {}"); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^