these 3 derivations will be built:
  /nix/store/hhwygji9qq1m6sk759y6iag3mjv602i7-etc.drv
  /nix/store/a4ipk8v2kwyxz63s5gxnsc43a499kdqi-activate.drv
  /nix/store/6xxdn52v867624ca37bx0g4g29c86wfb-nixos-system-tau-26.11.20260906.faf77a3.drv