these 2 derivations will be built:
  /nix/store/masypi3mzaqrr3nd5aqdclr48pyg1nhw-nix-grpc-store-0.2.3.drv
  /nix/store/ydbx53yzp4d9dzib7ah54kq4zlwndq3c-nix-grpc-store-dispatcher.drv