these 2 derivations will be built:
  /nix/store/afmms2bnz7wqp1wddx82jipw0kvk1ygx-nix-grpc-store-0.2.2.drv
  /nix/store/qq9cgi99f2zk38b8m7kw2b1avr5gmxb6-nix-grpc-store-dispatcher.drv