these 3 derivations will be built:
  /nix/store/142sf9h00ajl334zk857xgd8gnzrxph2-docs-data.json.drv
  /nix/store/y9pv7kx353bvpjn6j4649hpz8slzp3gx-docs-reference.drv
  /nix/store/qhsh2xdrjxsrfvfzrbw1mdvz395wa9kz-docs-reference-current-test.drv