these 2 derivations will be built:
  /nix/store/wfqjfypmwjj673h3r001fiy4z7qna19z-nix-grpc-store-0.1.0.drv
  /nix/store/ynbkg6qspkm7wylxbpqa8y434y1vzif2-nix-grpc-store-exit-stress.drv