these 2 derivations will be built:
  /nix/store/35q9fc6q9s8mi4d9lqfvbjaaxagprh10-iets-release-0.1.0.drv
  /nix/store/hckv2dnn0d7dfl6ppn642svjxhwm2xwz-inputDerivation-effect-release.drv
building '/nix/store/35q9fc6q9s8mi4d9lqfvbjaaxagprh10-iets-release-0.1.0.drv'...
building '/nix/store/hckv2dnn0d7dfl6ppn642svjxhwm2xwz-inputDerivation-effect-release.drv'...