these 4 derivations will be built:
  /nix/store/r64gxy5vxlaamyj2bcxwqim1gwy3xkxz-system-units.drv
  /nix/store/7v4ris34665dljgvisqz097vbq3n1n98-etc.drv
  /nix/store/kqzib1jfmqbjf5w17191inb7ka8mf1wh-activate.drv
  /nix/store/cgwwzwidk50d1ggadj53x53g54s0ww1i-nixos-system-gk4-26.11.20261101.0bb2eed.drv