these 4 derivations will be built:
  /nix/store/z3w9yvajgsv1xj42878adnf078lqyjkz-etc-nix-registry.json.drv
  /nix/store/kz5qjldwbx9lbydq2ia4gkq3jnyr4zy8-etc.drv
  /nix/store/nqa2s0500c8qw9jl3r3lz1k7z5qc9bva-activate.drv
  /nix/store/v1vn23m3ny2xy9xl4j2lms99w6sl6p2s-nixos-system-tau-26.11.20260920.5baae1f.drv
building '/nix/store/kz5qjldwbx9lbydq2ia4gkq3jnyr4zy8-etc.drv'
building '/nix/store/nqa2s0500c8qw9jl3r3lz1k7z5qc9bva-activate.drv'
activate> structuredAttrs is enabled
building '/nix/store/v1vn23m3ny2xy9xl4j2lms99w6sl6p2s-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=2026-09-23T03:12:07.279+09:00 level=INFO msg="Uploading 2 paths to niks3.sjanglab.org (1198 already cached)"
time=2026-09-23T03:12:07.279+09:00 level=INFO msg="Uploading 4w5845g63vk9mpqy3g2gfi111vm96yjm-etc (55.1KB)"
time=2026-09-23T03:12:07.279+09:00 level=INFO msg="Uploading d8zrfx6773j0g3kchk1ammfmmsb88pqm-nixos-system-tau-26.11.20260920.5baae1f (246.0KB)"
time=2026-09-23T03:12:08.455+09:00 level=INFO msg="Uploading 2 narinfos"
time=2026-09-23T03:12:08.807+09:00 level=INFO msg="Upload complete. (1.848s)"