these 2 derivations will be built:
  /nix/store/drjjjayvjj4mzsnbyb1vzkr3wf9zdfip-nix-grpc-store-fuzzers-0.1.0-beta.1.drv
  /nix/store/220frmlhma56h4xl2mmx4s6dddr3g09p-nix-grpc-store-fuzz-smoke.drv