these 2 derivations will be built:
  /nix/store/011w69dr76jy5flr75h57jz6am3pq798-nix-grpc-store-0.1.0.drv
  /nix/store/5fy1fqsacgi09x8qk1vf2bz0901hnmr0-nix-grpc-store-exit-stress.drv