these 2 derivations will be built:
  /nix/store/s6f19zjzvh7x8vq7jw7xxz07xv9yr94f-omo-ai-5.1.8.drv
  /nix/store/4xckjvw9pnny8kplnad2h5sy054ykgqd-check-omo-ai.drv