these 4 derivations will be built:
  /nix/store/wahc1w4c7m1f8ccvvgpz8nzvsl4i94ps-system-units.drv
  /nix/store/pdbbfs1dzg5nf9dcays7yyzs4asfmgj3-etc.drv
  /nix/store/g9ly6rllj11a1l1y25yh0jy9bwcjqbl8-activate.drv
  /nix/store/6c97pn2xlr8zkqmbnvqbfndmxyk4dp4n-nixos-system-tau-26.11.20260707.b2ada18.drv