{ inputs = { nixpkgs.url = "github:NixOS/nixpkgs/nixos-unstable"; flake-utils.url = "github:numtide/flake-utils"; fenix.url = "github:nix-community/fenix"; }; outputs = { nixpkgs, fenix, flake-utils, ... }: flake-utils.lib.eachDefaultSystem ( system: let pkgs = import nixpkgs { inherit system; }; rust = with fenix.packages.${system}; fromToolchainFile { file = ./rust-toolchain.toml; sha256 = "sha256-VZZnlyP69+Y3crrLHQyJirqlHrTtGTsyiSnZB8jEvVo="; }; in { devShells.default = pkgs.mkShell { buildInputs = [ rust pkgs.cargo-deny pkgs.rust-analyzer pkgs.probe-rs pkgs.flip-link pkgs.lldb_18 ]; }; } ); }