these 4 derivations will be built:
  /nix/store/87splf4igqd36m3capfkmf6yzcnqb451-system-units.drv
  /nix/store/blkjqgnqw3j5cz6xki8z2bk4jww6gd3s-etc.drv
  /nix/store/4nycjg6b7pqz5m7r1hcis1cs75r0cnvq-activate.drv
  /nix/store/c18jcy7i7wkq4irnfl1ziqxyllnq0850-nixos-system-gk4-26.11.20261101.0bb2eed.drv