these 9 derivations will be built:
  /nix/store/g6vcgixr5406w70c1myw0vsy98gmf046-etc.drv
  /nix/store/lxxdpc23y6q6j3d928kxbz9cn7vp77zx-activate.drv
  /nix/store/pcynwf7mvwwg3fkwcxaxl3pikwbywhv3-nixos-system-client-test.drv
  /nix/store/9qmxvjgf62i267gfwr2kkkxaqmrf9z0j-closure-info.drv
  /nix/store/ips2r5nj3nijispy5n3baagpa83c3zv8-activate.drv
  /nix/store/dgl19h4vcbhj2idkbiw0bdnz62n5wini-nixos-system-server-test.drv
  /nix/store/ikx66ccgw0wb9h98wl9mj8hfzfiim2hq-closure-info.drv
  /nix/store/034i3sy5iq8lf985qr9z0iqhgwrsb2gx-nixos-test-driver-dm-dns.drv
  /nix/store/np9n0n92bzg1ymkgi5ny6ga9y5db01xn-container-test-run-dm-dns.drv