these 6 derivations will be built:
  /nix/store/a3qkadh4bsb38h9hpqi5sd2fh1mzqcr4-run-nixos-vm.drv
  /nix/store/gdnp778x95mc1v6gbkm0rgcd2w6wjnyr-test-script.drv
  /nix/store/sy3xqza5lxwbqlg1ps6di5cz2glycf61-nixos-vm.drv
  /nix/store/zigza4vx21hy8v1vvp87ypzrv2nisx0v-driverConfiguration.json.drv
  /nix/store/z5wk1ys3gc669qyik7jywy1an9v49hpk-nixos-test-driver-disko-btrfs-subvolumes.drv
  /nix/store/xb78zd0cxicm8ry69dlfsmzgwc2nff6y-vm-test-run-disko-btrfs-subvolumes.drv