these 11 derivations will be built:
  /nix/store/ggl2qhm6s9xx509nzy98haq3k52xwxdj-unit-echo.service.drv
  /nix/store/gjawq7s38a0hz7k7c047sx2ixmvb9y3p-system-units.drv
  /nix/store/1dx74mjr799wcvyi1rijskbg1h48i6dw-etc.drv
  /nix/store/hrbx0sq6p5j7d7jbb6bc289k8xyhs5mp-activate.drv
  /nix/store/wavjjrfk4r5v794yddiawmkb0w9xvzbc-nixos-system-machine-test.drv
  /nix/store/41y3gv97sybqpgfd59v1k629p3cmnknk-closure-info.drv
  /nix/store/swgrqs9wjlj94kir2834yycd3ybpf3i9-run-nixos-vm.drv
  /nix/store/s89zrv42ng4y28wqw1ray6ksqqq4yihw-nixos-vm.drv
  /nix/store/yqpszdp1rhli7djnlhrzqg47r7rsjccz-driverConfiguration.json.drv
  /nix/store/79f3rv74j74brzh64kw93jzxinngpfxb-nixos-test-driver-systemd-escaping.drv
  /nix/store/85xpd8mydb982m6bcm051r3s312gkj97-vm-test-run-systemd-escaping.drv