this derivation will be built:
  /nix/store/6558k7w3k7gn45whx2siq4irz8mm9g1d-inputDerivation-effect-docs.drv
building '/nix/store/6558k7w3k7gn45whx2siq4irz8mm9g1d-inputDerivation-effect-docs.drv'...