these 2 derivations will be built:
  /nix/store/xrqi01la8zjwpvc7byxanm5nnv28pjsn-nix-grpc-store-fuzzers-0.2.3.drv
  /nix/store/dv5fq0yq10sf3nm6m86h343isap5f4bv-nix-grpc-store-fuzz-smoke.drv