these 2 derivations will be built:
  /nix/store/f28r69ip5a5w8v400x2sfhka1zy99lb2-nix-grpc-store-fuzzers-0.2.2.drv
  /nix/store/c4xpafn1ws46sm8lggy08rsqfgc1xvq8-nix-grpc-store-fuzz-smoke.drv