these 2 derivations will be built:
  /nix/store/japfr8k1x7fw30nr77qca2b0v81si3vb-iets-release-0.1.0.drv
  /nix/store/bvy4fynnckdblsf4q2qn0qnwrvb2amgg-inputDerivation-effect-release.drv
building '/nix/store/japfr8k1x7fw30nr77qca2b0v81si3vb-iets-release-0.1.0.drv'...
building '/nix/store/bvy4fynnckdblsf4q2qn0qnwrvb2amgg-inputDerivation-effect-release.drv'...