That book is now https://doc.rust-lang.org/nightly/nomicon/ https://doc.rust-lang.org/nightly/nomicon/ . It was published at .../adv-book/ for approximately 1 d

That book is now https://doc.rust-lang.org/nightly/nomicon/ https://doc.rust-lang.org/nightly/nomicon/ . It was published at .../adv-book/ for approximately 1 day, but then was quickly moved.