these 4 derivations will be built:
  /nix/store/jwzmnblv6zzzwmjkrxbdnj8qzrg3dnbv-etc-nix-registry.json.drv
  /nix/store/j0f41rbbppy7jv8lb8nijsc3l58llwc9-etc.drv
  /nix/store/9iyasx38nhfvyvq0iws4fg7g2aivar54-activate.drv
  /nix/store/z56jwpp0hx2h8dw6h6c6ip6h0j7l1ld4-nixos-system-tau-26.11.20260906.faf77a3.drv
building '/nix/store/j0f41rbbppy7jv8lb8nijsc3l58llwc9-etc.drv'
building '/nix/store/9iyasx38nhfvyvq0iws4fg7g2aivar54-activate.drv'
building '/nix/store/z56jwpp0hx2h8dw6h6c6ip6h0j7l1ld4-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=2026-09-14T03:06:41.204+09:00 level=INFO msg="Uploading 2 paths to niks3.sjanglab.org (1189 already cached)"
time=2026-09-14T03:06:41.204+09:00 level=INFO msg="Uploading 0sh44vxszyrkrjjrc33s8l4vkfjsii16-etc (54.2KB)"
time=2026-09-14T03:06:41.205+09:00 level=INFO msg="Uploading 01k6jzjf0wkhws8ybj5vaiqp4sx9x06b-nixos-system-tau-26.11.20260906.faf77a3 (245.9KB)"
time=2026-09-14T03:06:42.259+09:00 level=INFO msg="Uploading 2 narinfos"
time=2026-09-14T03:06:42.750+09:00 level=INFO msg="Upload complete. (1.854s)"