these 4 derivations will be built:
  /nix/store/s1xq3gh5nxrwsphmhqrcq25c7n3gl5rz-etc-nix-registry.json.drv
  /nix/store/x0fx90xiqjlvv32f7sxkbk1f2a8zq5p7-etc.drv
  /nix/store/kwha8vgsrriyjpsx5604zmbps8bm736y-activate.drv
  /nix/store/zpr0dg92b7k0ww870fcaq6pvs45hij6a-nixos-system-tau-26.11.20260830.f20ff57.drv
building '/nix/store/x0fx90xiqjlvv32f7sxkbk1f2a8zq5p7-etc.drv'
building '/nix/store/kwha8vgsrriyjpsx5604zmbps8bm736y-activate.drv'
building '/nix/store/zpr0dg92b7k0ww870fcaq6pvs45hij6a-nixos-system-tau-26.11.20260830.f20ff57.drv'
nixos-system-tau-26.11.20260830.f20ff57> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing SBEE-Lab/infra to https://niks3.sjanglab.org
time=2026-09-07T03:07:22.084+09:00 level=INFO msg="Uploading 2 paths to niks3.sjanglab.org (1189 already cached)"
time=2026-09-07T03:07:22.084+09:00 level=INFO msg="Uploading 4w0hrbsbf47mrclazc3g2jg2rqzahs2r-nixos-system-tau-26.11.20260830.f20ff57 (245.9KB)"
time=2026-09-07T03:07:22.084+09:00 level=INFO msg="Uploading 0f8ha7jqsizak82k6kfg2fsi6ljl1nm6-etc (54.2KB)"
time=2026-09-07T03:07:23.811+09:00 level=INFO msg="Uploading 2 narinfos"
time=2026-09-07T03:07:24.551+09:00 level=INFO msg="Upload complete. (2.762s)"