these 3 derivations will be built:
  /nix/store/m9yx8vdj0sdybzdpq4kj8gvlixqsc6bg-opencodereview-linux-amd64.drv
  /nix/store/j7rlnyk8z5f4gydmcd1ad1frf0wcw2k0-open-code-review-1.13.0.drv
  /nix/store/a7chfkgs72j3kipp9ldvr10sasqrv0va-check-open-code-review.drv