these 11 derivations will be built:
  /nix/store/q618y7sys7h35dcms1wpix1z96njjq3m-unit-echo.service.drv
  /nix/store/w9zfcf8fixpbkk3qba1p61bnvzk7yqwb-system-units.drv
  /nix/store/hx5bk840azi9n2n6h8gwv1f2lms75rip-etc.drv
  /nix/store/jysrmx2qbnaa78wcsz671xlbhwlp09y6-activate.drv
  /nix/store/1ipfyjhr4g88vfrf3jcf4ahy1s8ljfs3-nixos-system-machine-test.drv
  /nix/store/sdr8crplalh1l11np7zq2j46y3c5p2yd-closure-info.drv
  /nix/store/ah36ynciz9dsm8cxwhhnbgnsqaymnfm2-run-nixos-vm.drv
  /nix/store/nq8dn3nhfzwyicay6v67qgrhpvnvf4km-nixos-vm.drv
  /nix/store/x47svjdcmrcysxcgqs50cr9p0wfs44c9-driverConfiguration.json.drv
  /nix/store/pmckpq11g8ifgg6m49l09fx9lq7q88ma-nixos-test-driver-systemd-escaping.drv
  /nix/store/xb0vnqfr9cxyb09f89sfiala4mnjb9nl-vm-test-run-systemd-escaping.drv