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
building '/nix/store/hhwygji9qq1m6sk759y6iag3mjv602i7-etc.drv'
building '/nix/store/a4ipk8v2kwyxz63s5gxnsc43a499kdqi-activate.drv'
building '/nix/store/6xxdn52v867624ca37bx0g4g29c86wfb-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=2026-09-14T03:05:31.469+09:00 level=INFO msg="Uploading 2 paths to niks3.sjanglab.org (1189 already cached)"
time=2026-09-14T03:05:31.469+09:00 level=INFO msg="Uploading llnlwh2mmxh7b3xj1ykqzd0f93q5d67c-nixos-system-tau-26.11.20260906.faf77a3 (245.9KB)"
time=2026-09-14T03:05:31.469+09:00 level=INFO msg="Uploading 3idbrzy01r0v3zmahr5b6f3j215grw1i-etc (54.2KB)"
time=2026-09-14T03:05:32.628+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-09-14T03:05:33.205+09:00 level=INFO msg="Upload complete. (2.017s)"