this derivation will be built:
  /nix/store/pbkmm1pi7s4fdrz7akkqkm3ac3dj4wq3-inputDerivation-effect-docs.drv
building '/nix/store/pbkmm1pi7s4fdrz7akkqkm3ac3dj4wq3-inputDerivation-effect-docs.drv'...