these 3 derivations will be built:
  /nix/store/rb4mq0272gfmmly45brkbxpmqkskagy8-etc.drv
  /nix/store/lvggk4198w837r3fbb3hmbs9va8sl2r0-activate.drv
  /nix/store/4d0j7p6q27fi5pbzlhj99w1nbscxkn1h-nixos-system-tau-26.11.20260708.332783a.drv
building '/nix/store/rb4mq0272gfmmly45brkbxpmqkskagy8-etc.drv'
building '/nix/store/lvggk4198w837r3fbb3hmbs9va8sl2r0-activate.drv'
building '/nix/store/4d0j7p6q27fi5pbzlhj99w1nbscxkn1h-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