these 10 derivations will be built:
  /nix/store/sp6i5163dcsslh202hagpsrkbyvak1h2-system-units.drv
  /nix/store/3wjp31h198dyqi6chrcjjmwl00kf6gyn-etc.drv
  /nix/store/591clw0hvbr776rkjaryxfk7fmlprclk-activate.drv
  /nix/store/d80sxk20hmxf1dsjk3dw312air22b78l-nixos-system-server-test.drv
  /nix/store/cp6k36l5ijssk4mp6643ilad33znh401-nixos-system-server-test.drv
  /nix/store/6zj902rjia6l4nbg3mm0f2z4zdkx7q4l-closure-info.drv
  /nix/store/6i86a29vaavsv4rl8jbq555k81l10l9w-run-nixos-vm.drv
  /nix/store/k0qxhz6hizasw0yajm8qs26z72s9xcxi-nixos-vm.drv
  /nix/store/vfsavqkwm2wdplsc4k0fv694b38drpbl-nixos-test-driver-pgjwt.drv
  /nix/store/viylaqp1ixi4ah5wi4cqjy3pxykrkzia-vm-test-run-pgjwt.drv