these 16 derivations will be built:
  /nix/store/zbj6gvkara1bjairw409l82msl2034g7-nixos-apply-probe.drv
  /nix/store/di16rqyk24a5g3m1c60yrryzgdigzpcl-spaces-nixos-apply-dispatch.drv
  /nix/store/cnfybjnnh84vqp2wjwybgk177i73c6ia-unit-spaces-nixos-apply.service.drv
  /nix/store/wl8g8zzgv33w7h1gy59rbfw2asvw5if2-spaces-nixos-targets.json.drv
  /nix/store/r5yzw328flggccb7w6vs2q3ikq9swlpr-unit-spaces-integration-nixos.service.drv
  /nix/store/l6infzwdbn8wf6minb0i4kgm5bbcbvnk-user-units.drv
  /nix/store/jqy1r2z42rxpcvmd67llicd18yd46cwg-etc.drv
  /nix/store/0z1yy1ygvl8i120lpz36rffkkw0wpsrq-activate.drv
  /nix/store/0iigfk56vp23i5p6cskjaihkflg8jfws-nixos-system-machine-test.drv
  /nix/store/6ijpiig4xqgnza7w9r6nfamvzqwwlb6g-closure-info.drv
  /nix/store/0i8kzfarvgrw58q04zzhs26wq720hiy2-run-nixos-vm.drv
  /nix/store/wj6mhi756q9wcmhiihbmbiiddgxjijd9-nixos-vm.drv
  /nix/store/yhcp3l0krvzx4clqrbggsxbrlqh8lfln-test-script.drv
  /nix/store/mbwlcfng0hj7yp2q76kzryh7514v0dxw-driverConfiguration.json.drv
  /nix/store/s64jr9m977vcschw2bzavpvyq0mln6dq-nixos-test-driver-spaces-nixos-apply-vm.drv
  /nix/store/qppz7hhcxyp2zm2x3c3h1bw3w24h4wva-vm-test-run-spaces-nixos-apply-vm.drv