error: you probably are missing some parameter in your format string --> 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 --> panic.rs:10:16 | 10 | panic!("{:?}"); | ^^^^^^ | = note: `-D panic-params` implied by `-D warnings` error: you probably are missing some parameter in your format string --> panic.rs:12:23 | 12 | assert!(true, "here be missing values: {}"); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = note: `-D panic-params` implied by `-D warnings` error: you probably are missing some parameter in your format string --> panic.rs:22:5 | 22 | assert!("foo bar".contains(&format!("foo {}", "bar"))); | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ | = note: `-D panic-params` implied by `-D warnings` = note: this error originates in a macro outside of the current crate error: aborting due to previous error(s) To learn more, run the command again with --verbose.