$ mkdir my-rust-project $ cd my-rust-project 설치 $ sudo pacman -Sy rustup $ rustup default stable info: syncing channel updates for 'stable-x86_64-unknown-linux-gnu' info: latest update on 2022-12-15, rust version 1.66.0 (69f9c33d7 2022-12-12) info: downloading component 'cargo' info: downloading component 'clippy' info: downloading component 'rust-docs' info: downloading component 'rust-std' inf..