this derivation will be built:
  /nix/store/m5kb4v42zxwqy49c6g6m4bavwv6227wf-inputDerivation-effect-docs.drv
building '/nix/store/m5kb4v42zxwqy49c6g6m4bavwv6227wf-inputDerivation-effect-docs.drv'...