these 4 derivations will be built:
  /nix/store/0iq7c9ljnxiigz6iyfak3cb4nhcihn72-etc-nix-registry.json.drv
  /nix/store/w11sbcai6y7zj8pv2a3yvc1i0hx95y12-etc.drv
  /nix/store/ahqh631v1g6z7wbyq99w9j5wnzmjv65x-activate.drv
  /nix/store/syq13i6q5qq4dkpwbhfiwzkjyqjpyg97-nixos-system-tau-26.11.20260906.faf77a3.drv
building '/nix/store/0iq7c9ljnxiigz6iyfak3cb4nhcihn72-etc-nix-registry.json.drv'
building '/nix/store/w11sbcai6y7zj8pv2a3yvc1i0hx95y12-etc.drv'
building '/nix/store/ahqh631v1g6z7wbyq99w9j5wnzmjv65x-activate.drv'
building '/nix/store/syq13i6q5qq4dkpwbhfiwzkjyqjpyg97-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=2026-09-14T03:09:10.453+09:00 level=INFO msg="Uploading 4 paths to niks3.sjanglab.org (1187 already cached)"
time=2026-09-14T03:09:10.454+09:00 level=INFO msg="Uploading gljpa75vl2vvbgwh9x010p1wxxd6p13l-nixos-system-tau-26.11.20260906.faf77a3 (245.9KB)"
time=2026-09-14T03:09:10.454+09:00 level=INFO msg="Uploading 8lvkaiyjix3g82vlif4nj7hackf2rrnp-etc (54.2KB)"
time=2026-09-14T03:09:10.454+09:00 level=INFO msg="Uploading 4y21mqq717a1sx2hsqhg71srnsb4dqiy-source (4.9MB)"
time=2026-09-14T03:09:10.454+09:00 level=INFO msg="Uploading zjbbzz7a9jrkwhaa9qy2ag5qnm1sb39k-etc-nix-registry.json (552B)"
time=2026-09-14T03:09:11.688+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-09-14T03:09:12.213+09:00 level=INFO msg="Upload complete. (2.066s)"