these 2 derivations will be built:
  /nix/store/6501c3f7axr8gycsbmbvgrl0dvpm09vx-iets-release-0.1.0.drv
  /nix/store/lvvcbn7cs7jxf283iwfg7s7p0hngnznb-inputDerivation-effect-release.drv
building '/nix/store/6501c3f7axr8gycsbmbvgrl0dvpm09vx-iets-release-0.1.0.drv'...
building '/nix/store/lvvcbn7cs7jxf283iwfg7s7p0hngnznb-inputDerivation-effect-release.drv'...