these 2 derivations will be built:
  /nix/store/40219d0122b2nnl00rnq4ql4h7b1wp44-iets-release-0.1.0.drv
  /nix/store/1vk8s0hgd2isl6z97k5lfv1by5hx8bqj-inputDerivation-effect-release.drv
building '/nix/store/40219d0122b2nnl00rnq4ql4h7b1wp44-iets-release-0.1.0.drv'...
building '/nix/store/1vk8s0hgd2isl6z97k5lfv1by5hx8bqj-inputDerivation-effect-release.drv'...