these 2 derivations will be built:
  /nix/store/1isahwdlb94fi3h0yvqbkhyl5s3vzr8k-nix-grpc-store-fuzzers-0.1.0.drv
  /nix/store/lncmkz7lidlhpv4xgabc1j517vjrwmf0-nix-grpc-store-fuzz-smoke.drv