these 4 derivations will be built:
  /nix/store/v1500fx9pqc4m1bj4p0cppsm4y81c4xm-etc-nix-registry.json.drv
  /nix/store/fcjdvk7dhw0jb4jzb2gacpimy3p1879q-etc.drv
  /nix/store/a7gndkwnv9ah5cr7p9w5354qn290wi34-activate.drv
  /nix/store/sw4r3cfrblyjr4rwnnf01w3j8m2plf7k-nixos-system-tau-26.11.20260823.203b7a4.drv
building '/nix/store/v1500fx9pqc4m1bj4p0cppsm4y81c4xm-etc-nix-registry.json.drv'
building '/nix/store/fcjdvk7dhw0jb4jzb2gacpimy3p1879q-etc.drv'
building '/nix/store/a7gndkwnv9ah5cr7p9w5354qn290wi34-activate.drv'
building '/nix/store/sw4r3cfrblyjr4rwnnf01w3j8m2plf7k-nixos-system-tau-26.11.20260823.203b7a4.drv'
nixos-system-tau-26.11.20260823.203b7a4> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing SBEE-Lab/infra to https://niks3.sjanglab.org
time=2026-09-04T12:52:37.554+09:00 level=INFO msg="Uploading 4 paths to niks3.sjanglab.org (1189 already cached)"
time=2026-09-04T12:52:37.554+09:00 level=INFO msg="Uploading qng25927cnh5476hl8r85ny316qzqi71-nixos-system-tau-26.11.20260823.203b7a4 (245.9KB)"
time=2026-09-04T12:52:37.554+09:00 level=INFO msg="Uploading agp1xgq4igvzngylmrpacamkz3by52z5-source (4.9MB)"
time=2026-09-04T12:52:37.554+09:00 level=INFO msg="Uploading qpbdfvivjfdzdjw7yl1pm4as22ax6ym4-etc-nix-registry.json (552B)"
time=2026-09-04T12:52:37.554+09:00 level=INFO msg="Uploading 5hmspfpaa0rr4cpw0xlxk3vna43b0kgj-etc (54.2KB)"
time=2026-09-04T12:52:39.038+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-09-04T12:52:39.797+09:00 level=INFO msg="Upload complete. (2.542s)"