file.rs

    let mut file = std::fs::OpenOptions::new()
        .write(true)
        .append(false)
        .create(true)
        .open("/home/ebresafegaga/server.log")
        .unwrap();

    let data = format!("{:?}", linearization.linearization);
    std::io::Write::write(&mut file, data.as_ref()).unwrap();