these 2 derivations will be built:
  /nix/store/bcya6xc089bswlm46r4l6b5fqmilnbz2-iets-release-0.1.0.drv
  /nix/store/p1xp7h03kfbi8ghfxl3k4a7ffwnpy5iq-inputDerivation-effect-release.drv
building '/nix/store/bcya6xc089bswlm46r4l6b5fqmilnbz2-iets-release-0.1.0.drv'...
building '/nix/store/p1xp7h03kfbi8ghfxl3k4a7ffwnpy5iq-inputDerivation-effect-release.drv'...