Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
Your analysis must be as concise as possible, while keeping relevant information intact.
Snippet: 
error[E0433]: failed to resolve: use of unresolved module or unlinked crate `infer`
  --> src/files.rs:95:31
   |
95 |     let mut extension = match infer::get_from_path(compressed_file)? {
   |                               ^^^^^ use of unresolved module or unlinked crate `infer`
   |
   = help: if you wanted to use a crate named `infer`, use `cargo add infer` to add it to your `Cargo.toml`
During compilation there was attempt to import infer which isn't present on the device