these 2 derivations will be built:
  /nix/store/xykpnnj09rj3y2b7yvwrc7119l0dvqz2-nix-grpc-store-fuzzers-0.1.0-beta.3.drv
  /nix/store/2wr491459kgw0mkdhwwsfm854cniivmq-nix-grpc-store-fuzz-smoke.drv