use log::{debug, error, info, trace, warn};
use std::thread;

use glog;

fn main() -> Result<(), Box<dyn std::error::Error>> {
    glog::init()?;

    trace!("trace!");
    debug!("debug!");
    info!("info!");
    warn!("warn!");
    error!("error!");

    let handle = thread::spawn(|| error!("from a second thread"));
    handle.join();
    Ok(())
}