these 4 derivations will be built:
  /nix/store/nrj4adpzsm880jiww6s9rnnsgcc35zl3-system-units.drv
  /nix/store/6gk5n0szx9k1dk7wh3v6yqy56glqrdk3-etc.drv
  /nix/store/wrddrxv913wd1n3s79rw3g6ydhw3g8l8-activate.drv
  /nix/store/h9fdy2dyrjjhi58d1ch8p8vxfx84jrm0-nixos-system-tau-26.11.20260708.332783a.drv
building '/nix/store/nrj4adpzsm880jiww6s9rnnsgcc35zl3-system-units.drv'
building '/nix/store/6gk5n0szx9k1dk7wh3v6yqy56glqrdk3-etc.drv'
building '/nix/store/wrddrxv913wd1n3s79rw3g6ydhw3g8l8-activate.drv'
building '/nix/store/h9fdy2dyrjjhi58d1ch8p8vxfx84jrm0-nixos-system-tau-26.11.20260708.332783a.drv'
nixos-system-tau-26.11.20260708.332783a> structuredAttrs is enabled

post-build step Push selected repositories to niks3 cache: ok
Skipping niks3 push for SBEE-Lab/infra