{ inputs = { nixpkgs.url = "github:nixos/nixpkgs/nixos-unstable"; flake-utils.url = "github:numtide/flake-utils"; }; outputs = { self, nixpkgs, flake-utils }: let inherit (flake-utils.lib) eachSystem system; in eachSystem [ system.x86_64-linux ] (system: let pkgs = nixpkgs.legacyPackages.${system}; in { packages = { default = let toml = (builtins.fromTOML (builtins.readFile ./Cargo.toml)); in pkgs.rustPlatform.buildRustPackage { pname = toml.package.name; version = toml.package.version; src = self; cargoLock.lockFile = ./Cargo.lock; }; }; }); }