these 2 derivations will be built:
  /nix/store/kcjs9jjpwhfy00xd3kcj3qqpxqfm4nj7-nix-grpc-store-0.1.0.drv
  /nix/store/49yi6hlm9x7c9wrypx3jjafakkdsy9q8-nix-grpc-store-exit-stress.drv