these 15 derivations will be built:
  /nix/store/jq8i3jkvzlyr7vxwbhp7ysbbkif7n83z-X-Restart-Triggers-dbus-broker.drv
  /nix/store/sd8wa0c06wiyfkhbm65spjgm5yly5r96-unit-dbus-broker.service.drv
  /nix/store/xr9ly43kc019igkjva7mfmygy5qd3ap5-unit-systemd-timesyncd.service.drv
  /nix/store/1w7kb4iqnqql0z9kh0vmg64qf0afghra-system-units.drv
  /nix/store/g9s5hhn72zay02g54175zky7v3aqlsmj-unit-dbus-broker.service.drv
  /nix/store/h46544fkivffmjigz660ygr3mgg5rq8p-user-units.drv
  /nix/store/anl90qrj75s54kcmdh2nxyc9sfxl7w0p-etc.drv
  /nix/store/4swjz6kcvdw3ngy55la8xwg5h56z00x0-activate.drv
  /nix/store/ilawqb0yqw3bbnwisxv1x66gsxrrgdhf-nixos-system-machine-test.drv
  /nix/store/3sy3g5lvdxphhf9ddyjlrdi19fvp6fxd-closure-info.drv
  /nix/store/vvqs73lsnakajrdlsilwnmilv137jlk8-run-nixos-vm.drv
  /nix/store/nm3dvwna57zgy9rr1ywcc4n88hz598gk-nixos-vm.drv
  /nix/store/j4xm0amby3135z80izg7zjdc2yma09l4-driverConfiguration.json.drv
  /nix/store/znjmdylrhs9m1vy3fyp51k1qfpv5xm90-nixos-test-driver-systemd-timesyncd.drv
  /nix/store/s883kmvk1z0v6ngnr28hzdbadl65qf9x-vm-test-run-systemd-timesyncd.drv