Rust 1.99.0 has been released! 🦀 🌈

This release includes extern "C" variadics (VaList), VecDeque::retain_back,
Box::{into,from}_non_null, Vec::{into,from}_parts,
std::fs::set_times, Layout::for_value_raw, and more! ✨️

Check out the blog post for all the details: https://blog.rust-lang.org/2026/10/01/Rust-1.99.0/