these 3 derivations will be built:
  /nix/store/y5vsxqa7xp4a5hp55d56jkg74xsk1bg1-etc.drv
  /nix/store/xm61p4lxh5xw7q1ravm24zzrn3fhvh58-activate.drv
  /nix/store/lwpv80iqsnrjc97211i8l4zhj0dblss5-nixos-system-tau-26.11.20260708.332783a.drv
building '/nix/store/y5vsxqa7xp4a5hp55d56jkg74xsk1bg1-etc.drv'
building '/nix/store/xm61p4lxh5xw7q1ravm24zzrn3fhvh58-activate.drv'
building '/nix/store/lwpv80iqsnrjc97211i8l4zhj0dblss5-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