these 4 derivations will be built:
  /nix/store/ycdmi3naab9r69s76ra92wapnjg8qdqd-etc-nix-registry.json.drv
  /nix/store/9v2jrbg989w75q9pphcrdzayjzwr58d9-etc.drv
  /nix/store/myzp3289awi9wy5vk3a9n3nvrqaa0bcz-activate.drv
  /nix/store/szk1xm5z7bl2apv1bl9jdazbsb2hdkfw-nixos-system-tau-26.11.20260920.5baae1f.drv
building '/nix/store/9v2jrbg989w75q9pphcrdzayjzwr58d9-etc.drv'
building '/nix/store/myzp3289awi9wy5vk3a9n3nvrqaa0bcz-activate.drv'
activate> structuredAttrs is enabled
building '/nix/store/szk1xm5z7bl2apv1bl9jdazbsb2hdkfw-nixos-system-tau-26.11.20260920.5baae1f.drv'
nixos-system-tau-26.11.20260920.5baae1f> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing SBEE-Lab/infra to https://niks3.sjanglab.org
time=2026-09-28T03:08:04.438+09:00 level=INFO msg="Uploading 2 paths to niks3.sjanglab.org (1198 already cached)"
time=2026-09-28T03:08:04.438+09:00 level=INFO msg="Uploading m9f61jyi0im3dd9nz4bh9k7cx0rza96y-nixos-system-tau-26.11.20260920.5baae1f (246.0KB)"
time=2026-09-28T03:08:04.438+09:00 level=INFO msg="Uploading kra5wbifig3q131chnglyc2nkz7a8q6d-etc (55.1KB)"
time=2026-09-28T03:08:05.616+09:00 level=INFO msg="Uploading 2 narinfos"
time=2026-09-28T03:08:05.987+09:00 level=INFO msg="Upload complete. (1.869s)"