rustc-simple-version

The rustc-simple-version crate provides a simple constant that exposes the version of rustc used to compile your project.

use rustc_simple_version::RUSTC_VERSION;

println!("Built using {}", RUSTC_VERSION);

License

rustc-simple-version is (C) 2020 Kunal Mehta, released under the Apache 2.0 or any later version, see LICENSE for details.

lib.rs:

rustc-simple-version

Access the version of rustc used to build your application as a straightforward constant, no extra build script needed.

use rustc_simple_version::RUSTC_VERSION;

println!("Built using {}", RUSTC_VERSION);

The value will be the exact same output as rustc --version.