these 2 derivations will be built:
  /nix/store/0rb63chmcp1gl6yazz3rqybmqycn1np2-nix-grpc-store-fuzzers-0.1.0-beta.4.drv
  /nix/store/fq7568pmm660dllzg5p8mcprwr86q53d-nix-grpc-store-fuzz-smoke.drv