these 2 derivations will be built:
  /nix/store/b4ijkwb7i998r3a5kwyvjhlm79izj1rd-vanixiets-docs-deps-0.0.0.drv
  /nix/store/dayphm5p088bvf9llsf6n4d4jpksd7qi-vanixiets-docs-0.0.0-development.drv