Getting started contributing to Rust SF Bay Area Rust Meetup January 17, 2015 Hello, world!fn main() { println!("Hello, world!"); } Let's trace this program's exciting journey through the compiler. Based on rustc -Z time-passes Numerous details omitted. Hello compiler! Execution starts in librustc_driver/lib.rs Overall compilation pipeline in librustc_driver/driver.rs Parse command-line options in