The Rust team is happy to announce a new version of Rust, 1.43.0. Rust is a programming language that is empowering everyone to build reliable and efficient software.

If you have a previous version of Rust installed via rustup, getting Rust 1.43.0 is as easy as:

rustup update stable

If you don't have it already, you can get rustup from the appropriate page on Rust's website, and check out the detailed release notes for 1.43.0 on GitHub.

Source: https://blog.rust-lang.org/2020/04/23/Rust-1.43.0.html