these 19 derivations will be built:
  /nix/store/1kkk40ddn620alihll4gfw3fmr8v4m7s-postgresql-migrate.drv
  /nix/store/5gfb7yapmv9jb90xdvi8sz2zfrh8hgrm-unit-postgresql-migrate.service.drv
  /nix/store/zh05c6h5k8yc30kajj4h0hil86bpglc3-system-path.drv
  /nix/store/v2v2halpxng5yjv7fib11yyvrrhlgl1f-dbus-1.drv
  /nix/store/64ndy8l107v5608kq7dq63w0l8h4wfii-X-Restart-Triggers-dbus.drv
  /nix/store/nfc1p72cwj2rqcgpidp9zggwn376cmc9-unit-dbus.service.drv
  /nix/store/wygy14irw2hz457kh8045cs1lzlq3pw1-unit-postgresql.service.drv
  /nix/store/rw7xym337bjg6yz82gghnj2cv03qa814-system-units.drv
  /nix/store/85vkqlrlk634xis00vqn918dapbv613d-unit-dbus.service.drv
  /nix/store/rxjb60cf84d1k35mjddxqrwmljs96rid-user-units.drv
  /nix/store/aswb43wy34v83mq0y9anjl5pfw0hsaav-etc.drv
  /nix/store/fh11bkkgksnbk4xm10nlg2c9nqpdkj8f-activate.drv
  /nix/store/776fbr7h8236yxs0dxv78acxnj4iidxy-nixos-system-server-test.drv
  /nix/store/k3frnf949zy1xq6islmlvhw0yhnlyriw-nixos-system-server-test.drv
  /nix/store/zq9sgfbaa1rqkan6n2q2yf78dm57ixvm-closure-info.drv
  /nix/store/wmrjw1y4gjzhrafd8svw4gfpdbx68qm2-run-nixos-vm.drv
  /nix/store/vzf7bgd76mapik91pqs9m5rrpfxm1gid-nixos-vm.drv
  /nix/store/i898cg2md9ndxb2hzjzdipna2zw0xnlr-nixos-test-driver-amcheck-upgrade.drv
  /nix/store/2h64aymm3djz0nxgid3fibiiz69qy249-vm-test-run-amcheck-upgrade.drv