these 15 derivations will be built:
  /nix/store/xh4k9k12yc6njz49s732fdmchp146pin-X-Restart-Triggers-dbus-broker.drv
  /nix/store/iigx5xlx75pdc73xhipq8dw704rynf17-unit-dbus-broker.service.drv
  /nix/store/vcp0sjiccjxwajxcfdhb9pfysv88kcyf-unit-systemd-timesyncd.service.drv
  /nix/store/dyf6dn7ggybkssaf90cjvpgw2q5ga5qr-system-units.drv
  /nix/store/8q15g0p3xi90hhn3zcikyr8gjgf0b1kd-unit-dbus-broker.service.drv
  /nix/store/j6gpcblgnlm2n083y2zb2m1qis14fs6w-user-units.drv
  /nix/store/mdgdcj5ljsjs6s96wrrm16gsq05l4lsd-etc.drv
  /nix/store/gyb5a2xkzfd4pgfzbyvwaznv13zxzz40-activate.drv
  /nix/store/mhh89ffbym04f6z4fdmga895vv9hwd17-nixos-system-machine-test.drv
  /nix/store/lsjbf1kbda2f2r0759a8rrswwwx2yzn7-closure-info.drv
  /nix/store/z0apng1mi0d0b58gynhzvvx46gyhw9yw-run-nixos-vm.drv
  /nix/store/81kbf7hfwyi9bkrw5ypwdz5nj8ndnlyh-nixos-vm.drv
  /nix/store/sfiffwlvb51444p4nff6l71278ii6h1x-driverConfiguration.json.drv
  /nix/store/7n58fzbwvllrxbn127isyjzl82g6v8ka-nixos-test-driver-systemd-timesyncd.drv
  /nix/store/9fgrf93xb3lniiyvyl9fc2yxb3cjpnca-vm-test-run-systemd-timesyncd.drv