this derivation will be built:
  /nix/store/kpdjx2s3yfqn8x0xi7sf5b2rh9acdskr-inputDerivation-effect-docs.drv
building '/nix/store/kpdjx2s3yfqn8x0xi7sf5b2rh9acdskr-inputDerivation-effect-docs.drv'...