let
  overlay = import <liminix/overlay.nix>;
  pkgs = import <nixpkgs> { overlays = [overlay]; };
  script = pkgs.writeFennel "foo" {} ./hello.fnl;
  inherit (pkgs.lua.pkgs) fifo;
  netlink = pkgs.netlink-lua;
  script2 = pkgs.writeFennel "foo2" { packages = [fifo netlink];} ./hello.fnl;
in pkgs.runCommand "check" {
  } ''
set -e
# test that it works
test $(${script}) = "hello"
# test that lua path, cpath are set
grep -q ${fifo}/share/lua/5.3 ${script2}
grep -q ${netlink}/lib/lua/5.3 ${script2}
date > $out
''