these 3 derivations will be built:
  /nix/store/b7sp82dxmkg8dynsfqy52arksfmgvj3f-etc.drv
  /nix/store/4avhfjzyygvzgcrqx23822lp0mw7ysz9-activate.drv
  /nix/store/221w7vll44lbyps9a6jz7mwik5b5sfyf-nixos-system-tau-26.11.20260906.faf77a3.drv
building '/nix/store/b7sp82dxmkg8dynsfqy52arksfmgvj3f-etc.drv'
building '/nix/store/4avhfjzyygvzgcrqx23822lp0mw7ysz9-activate.drv'
building '/nix/store/221w7vll44lbyps9a6jz7mwik5b5sfyf-nixos-system-tau-26.11.20260906.faf77a3.drv'
nixos-system-tau-26.11.20260906.faf77a3> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing SBEE-Lab/infra to https://niks3.sjanglab.org
time=2026-09-11T03:08:24.885+09:00 level=INFO msg="Uploading 3 paths to niks3.sjanglab.org (1188 already cached)"
time=2026-09-11T03:08:24.885+09:00 level=INFO msg="Uploading kj3irrjj6yyl48zkdai0yav18bw00rcv-etc (54.2KB)"
time=2026-09-11T03:08:24.885+09:00 level=INFO msg="Uploading 7dlx2h5nh0crvynqscbx9sn5hfgs4d42-nixos-system-tau-26.11.20260906.faf77a3 (245.9KB)"
time=2026-09-11T03:08:24.885+09:00 level=INFO msg="Uploading byglhya5yxpbam44bq393mz23asl4dmj-source (4.9MB)"
time=2026-09-11T03:08:26.088+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-09-11T03:08:27.272+09:00 level=INFO msg="Upload complete. (2.692s)"