these 21 derivations will be built:
  /nix/store/jzqmfcsxyg6i8wpb3r0gqhn3634ywghb-unit-dbus.service.drv
  /nix/store/ns4v0y13w4j9s97wqnf5lfhdij4hck6f-system-units.drv
  /nix/store/m0bsr710rbr001c49nbjc2wja96fsxsn-unit-dbus.service.drv
  /nix/store/s8z8qfkgx0npnhdin4439s1n32cq78gb-user-units.drv
  /nix/store/76sjc8cfv22bb6im7yl6mmacg5v1d2ry-etc.drv
  /nix/store/ivjbc4pa417h5j8z1pj4b1y62dhjy6py-activate.drv
  /nix/store/45vmwswg8xjjm61szac254c2adh59xbc-nixos-system-server-test.drv
  /nix/store/hsiiiapvsjq20h8qam9742i8yhnjllri-X-Restart-Triggers-dbus.drv
  /nix/store/pc5j7w4z25pgfmjhf52j203drynlph39-unit-dbus.service.drv
  /nix/store/9pq6i9j9v0pl3gf0a6dpxxfsjmfgaaxk-user-units.drv
  /nix/store/4z6zmr3bsad2w1ajqkjlwdfr5hk75zzd-unit-dbus.service.drv
  /nix/store/xm1ixjx7977sgjfz60aw63azs9p5lhbw-system-units.drv
  /nix/store/5iiss3hlg7vir995fwsgaihvyzqj78g9-etc.drv
  /nix/store/b7vig10iwgyhcrcrg8k2srslbv4mn7qb-activate.drv
  /nix/store/vm8z91a612gz829hhy13z0k7y6s5cpgj-nixos-system-server-test.drv
  /nix/store/z9fd1n7pw5msv0j3hkxka36c04yxcdxp-nixos-system-server-test.drv
  /nix/store/2qb1gzsr14j5ip67jdyhn8a0y1sq7p4j-closure-info.drv
  /nix/store/ynwnbcb21vjmk7rihi8brwhqnlaanq4n-run-nixos-vm.drv
  /nix/store/93zysrd7hvincvj2b29rfih81mic70wi-nixos-vm.drv
  /nix/store/av9c0m6d0cdmdzr6qamf6rif07rlqicw-nixos-test-driver-pgmq.drv
  /nix/store/cld6xqja74v1z0hyyqmfldh45y4vp9cz-vm-test-run-pgmq.drv