these 7 derivations will be built:
  /nix/store/af5l82aqb79kym8nll1vlj395sna8ix3-etc.drv
  /nix/store/82bzvmzyvvfjzzdcbl37p8sszji4v487-activate.drv
  /nix/store/jy9flxgrxs9d56hh71vh51dccvdrfk87-nixos-system-dns6-test.drv
  /nix/store/adgdhgi7z6z70nyzzw8bbz9ffpvigl0q-run-dns6-nspawn.drv
  /nix/store/xfvznh35889sl7a8a3a5ba85ppxykk1q-driverConfiguration.json.drv
  /nix/store/qwch4hspshfci0fsfwwgnjidw43gi62r-nixos-test-driver-coredns.drv
  /nix/store/si2c2ap4wn154z4z54b1sfwyp2hifi5n-container-test-run-coredns.drv