these 3 derivations will be built:
  /nix/store/vf7xj3bwkjlnbgmr1v8bb3dbx1fiyx8x-driverConfiguration.json.drv
  /nix/store/04h1mf89rcsvwk4wnnpa8qd36dvzayr3-nixos-test-driver-nix-grpc-store-acme-substituter.drv
  /nix/store/x6dsx3iidf6p60ham0gxnfrdp9nj5ppy-vm-test-run-nix-grpc-store-acme-substituter.drv