these 2 derivations will be built:
  /nix/store/ywr95j2lkkqbvqw1rqgnh5h9k06h2ws0-iets-release-0.1.0.drv
  /nix/store/jdyjjgawxwngp9n1pwycwpv8mha9vr08-inputDerivation-effect-release.drv
building '/nix/store/ywr95j2lkkqbvqw1rqgnh5h9k06h2ws0-iets-release-0.1.0.drv'...
building '/nix/store/jdyjjgawxwngp9n1pwycwpv8mha9vr08-inputDerivation-effect-release.drv'...