these 2 derivations will be built:
  /nix/store/1ivcfa5ka0dj63zsgdl87vv7h6rba6m6-nix-grpc-store-fuzzers-0.2.2.drv
  /nix/store/6nd9n74gghgcgkhdfhlwgwgz99shscbq-nix-grpc-store-fuzz-smoke.drv