these 11 derivations will be built:
  /nix/store/9ajkb20nvb1zbb04ij15bhgbsjv3bbqv-unit-echo.service.drv
  /nix/store/4fgalj91qk2gzk61blv143s9r1rn6pqs-system-units.drv
  /nix/store/04yhf0nwmqvliylkpg2jxgiqrw66g02q-etc.drv
  /nix/store/1w92zcxgx0nk2v9knxmg25nrnl167p1w-activate.drv
  /nix/store/8rjq6ah6cgdxb97jllnjf35w4hpp0gd6-nixos-system-machine-test.drv
  /nix/store/1vls04lxj1jvfi85qh25zdzmn8gmgpg8-closure-info.drv
  /nix/store/k1722lm22w2n7c00rxjk99wf624727sx-run-nixos-vm.drv
  /nix/store/pbjc2ga1f0w2s9wfs2rfyc25d9cy651i-nixos-vm.drv
  /nix/store/wv56h4p7jfd8wkxyxsg92g0wzfkv152n-driverConfiguration.json.drv
  /nix/store/0g080axqldandp5iv1iaim66x0dafr5x-nixos-test-driver-systemd-escaping.drv
  /nix/store/5qyj96xwsvp5r5dx80ixi0i9bhxvp7yj-vm-test-run-systemd-escaping.drv