these 2 derivations will be built:
  /nix/store/8pjdpi2bmp6i4mnh212znip6cfvgz333-nix-grpc-store-0.2.0.drv
  /nix/store/966z1v1z51pcb7093iw3fm9hxkv85961-nix-grpc-store-dispatcher.drv