these 4 derivations will be built:
  /nix/store/99d41san37l3vznfw6fjs6ql9ij05dnb-etc-nix-registry.json.drv
  /nix/store/j0pgsvcqcfjm84zk3bpjm5vicyqj1icm-etc.drv
  /nix/store/bdjrhb4khgh7nnb0hsli4yddndfgniaa-activate.drv
  /nix/store/hb92smpwybdq3qkqrx60r0iqk2hgfffs-nixos-system-tau-26.11.20261018.b5f67df.drv