these 2 derivations will be built:
  /nix/store/ibpwjrirzhxml11qg94afcl7pi148f4l-nix-grpc-store-fuzzers-0.1.0.drv
  /nix/store/86bpcjvq3fqy8zfn1g060rc5qbfaq4s5-nix-grpc-store-fuzz-smoke.drv