message: No need to pin an old nix version, just use whatever user is using.
diff: # If you have nix installed, you may simply run `nix-shell`
  # in this repo, and have all dependencies ready in the new shell.
  -{pkgs ? import (builtins.fetchTarball {
  - # Descriptive name to make the store path easier to identify
  - name = "nixos-2021-11";
  - # Commit hash
  - url = "https://github.com/NixOS/nixpkgs/archive/refs/tags/21.11.tar.gz";
  - # Hash obtained using `nix-prefetch-url --unpack <url>`
  - sha256 = "162dywda2dvfj1248afxc45kcrg83appjd0nmdb541hl7rnncf02";
  -}) {}}:
  -
  -
  +{ pkgs ? import <nixpkgs> {} }:
  pkgs.mkShell {
  buildInputs = with pkgs;
  [
  @@ -23,6 +14,8 @@ pkgs.mkShell {
  jdk11
  lcov
  python3
  - ];
  + # Ease development
  + clang-tools_11 # clang-format
  + ];
  }
  