You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: logging.rs
    path of file: ./repos/cargo-download/src
    
    the code of the file until where you have to start completion: //! Module implementing logging for the application.
//!
//! This inclu
    
    fn default_level() {
        let level = DEFAULT_LEVEL.as_usize();
        let filter_level = DEFAULT_FILTER_LEVEL.as_usize();
        assert_eq!(level, filter_level,
            "Default logging level is defined inconsistently: Level::{:?} vs. FilterLevel::{:?}",
            DEFAULT_LEVEL, DEFAULT_FILTER_LEVEL);
    }