these 2 derivations will be built:
  /nix/store/2mns23mj84pkj82x370c1a5hyysyai0j-nix-grpc-store-fuzzers-0.2.2.drv
  /nix/store/6z05144f4d49vgrxw7g7xlczpv3vz5pw-nix-grpc-store-fuzz-smoke.drv