these 2 derivations will be built:
  /nix/store/0cfaiax3cxdqlrpdj0girwz2p2j52b71-nix-grpc-store-0.2.3.drv
  /nix/store/11qbd4ysfcxl8812na51zvbhpa3lsr8y-nix-grpc-store-exit-stress.drv