this derivation will be built:
  /nix/store/cfhbsas3ffdbmhk5k2nqsci6c4r8c1fz-inputDerivation-effect-docs.drv
building '/nix/store/cfhbsas3ffdbmhk5k2nqsci6c4r8c1fz-inputDerivation-effect-docs.drv'...