these 2 derivations will be built:
  /nix/store/ah6s3j1bkpqfzdwz99a83bg46crvq9yi-nix-grpc-store-0.2.3.drv
  /nix/store/xn3rirgwkvrgsgi6apsbg7ydjmy2as1f-nix-grpc-store-dispatcher.drv