these 2 derivations will be built:
  /nix/store/cmb0clrrv16x75d17vfvlch2h71i3lqz-nix-grpc-store-fuzzers-0.2.1.drv
  /nix/store/ain2yw3q3915k9ib4dnj231lpzs7q4gc-nix-grpc-store-fuzz-smoke.drv