these 4 derivations will be built:
  /nix/store/kcba7ksydsb2ahpil5vfv0i76ms0irz2-etc-nix-registry.json.drv
  /nix/store/mm3ki4xmx5piklzqdy7y5p9vxcqj7my2-etc.drv
  /nix/store/qwaqvjnvssqpggww0h9z41p0r5np1dy2-activate.drv
  /nix/store/qpl7kmr3327fb5xr4l3qczpr7jng7qr0-nixos-system-tau-26.11.20260830.f20ff57.drv
building '/nix/store/kcba7ksydsb2ahpil5vfv0i76ms0irz2-etc-nix-registry.json.drv'
building '/nix/store/mm3ki4xmx5piklzqdy7y5p9vxcqj7my2-etc.drv'
building '/nix/store/qwaqvjnvssqpggww0h9z41p0r5np1dy2-activate.drv'
building '/nix/store/qpl7kmr3327fb5xr4l3qczpr7jng7qr0-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=2026-09-08T03:06:50.644+09:00 level=INFO msg="Uploading 4 paths to niks3.sjanglab.org (1187 already cached)"
time=2026-09-08T03:06:50.645+09:00 level=INFO msg="Uploading jm55cwji1qw6fwdvzxzdbzh0qq0f1105-etc-nix-registry.json (552B)"
time=2026-09-08T03:06:50.645+09:00 level=INFO msg="Uploading nxybdlqby6vymk9cgqf2bas7j6spsbas-source (4.9MB)"
time=2026-09-08T03:06:50.645+09:00 level=INFO msg="Uploading 4a8ifq93bm10vk6bx75aip1kmn29p6di-nixos-system-tau-26.11.20260830.f20ff57 (245.9KB)"
time=2026-09-08T03:06:50.645+09:00 level=INFO msg="Uploading c6v4jfdmqh09zpiywbmnywna8byn0zip-etc (54.2KB)"
time=2026-09-08T03:06:52.094+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-09-08T03:06:53.743+09:00 level=INFO msg="Upload complete. (3.395s)"