`--version`: Show current toolchain rustc version
`--version`: Show current toolchain rustc version

nodakai/rustup.rs,rust-lang/rustup,nodakai/rustup.rs,rust-lang/rustup,nodakai/rustup.rs,rust-lang/rustup,rust-lang/rustup,rust-lang/rustup,nodakai/rustup.rs,nodakai/rustup.rs