Remove the old implementation of print_versions.

src/bin_compare.rs

@@ -1,3 +1,4 @@
+#![feature(exit_status_error)]
 #![feature(round_char_boundary)]
 #![feature(exact_size_is_empty)]
 use std::io::Read;
@@ -5,6 +6,8 @@ use std::io::Read;
 use organic::compare::run_anonymous_compare;
 use organic::compare::run_compare_on_file;
 
+mod util;
+
 #[cfg(feature = "tracing")]
 use crate::init_tracing::init_telemetry;
 #[cfg(feature = "tracing")]