these 20 derivations will be built:
  /nix/store/pc9ry4imw1ghp3d5p8kh9y6ccgfmnmr1-systemd-vaultd.drv
  /nix/store/2kh81alk8fw13ni3218p1q9la62p7sf7-unit-systemd-vaultd.service.drv
  /nix/store/8gp52fzn7a5p68l7ld4pkvn0yhifyq9n-unit-systemd-vaultd.socket.drv
  /nix/store/a9a43ck8gfyszy9r61kz1vrwm6cry1vk-env-services.drv
  /nix/store/6hdgzb2z654zch81pf7idyf2blg2dk53-system-units.drv
  /nix/store/pqhc9b8fwx80kzgyy95hh6y8m2k86bc1-system-shutdown.drv
  /nix/store/q1ilpk8n9w4108gkbypksw7bi5awy0ll-user-generators.drv
  /nix/store/ra76jrildqbmrcjpmnr08z0dqnhfcy39-system-generators.drv
  /nix/store/yhwyvinqzbswn7lynqxawcp6x8p7kxzc-user-units.drv
  /nix/store/qgcf2aakprrxmwbyakfykcd5qf2k5ykd-etc.drv
  /nix/store/62r5ylp856h0ln5wyb73mm2crfzzckc1-activate.drv
  /nix/store/3visdg6ik2f4mcg6j7insrv2i8sd4m07-nixos-system-machine-test.drv
  /nix/store/6mjziij8qbajk7i9w28pr9apc1h6d2xm-unittests.drv
  /nix/store/4w5z7078bypxi9xiv5i7gxvjz0lrilzy-test-script.drv
  /nix/store/qahnqvy17zmy3wkb7d9mh9kimmkxxhnq-closure-info.drv
  /nix/store/ah1qvjj6pxyf3y0d9dzj6fcm2jk8gccn-run-nixos-vm.drv
  /nix/store/s5xshwlmvsz6nczj1dscbdnm0kmi30rf-nixos-vm.drv
  /nix/store/vnalk2ccdadic16mlrb25ay1nb9ad42m-driverConfiguration.json.drv
  /nix/store/r62sbhsqaamm8xf1s8ndlb9r7dskwqvh-nixos-test-driver-unittests.drv
  /nix/store/irkqp0zm3riak09c4php4fri9p1lgqlf-vm-test-run-unittests.drv