these 4 derivations will be built:
  /nix/store/3smap5kdsvsy6jwqhp625zkqxxxks49i-etc-nix-registry.json.drv
  /nix/store/1xl4hqp18l2fnjnqqsvcl809lbkj99zh-etc.drv
  /nix/store/3bpwhdgs9mi3mw2w5bsnaw2y12rdacg1-activate.drv
  /nix/store/qs6gg18mk0nrg1pmrzw9fvkw3615hi8z-nixos-system-tau-26.11.20260816.d16c04c.drv