rust-clippy/tests/ui/panic.stderr

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: {}");
   |                       ^^^^^^^^^^^^^^^^^^^^^^^^^^^^