these 4 derivations will be built:
  /nix/store/igj0fzpxkpid90xyrska5m3g273lzslf-etc-nix-registry.json.drv
  /nix/store/4m1n3gdhyn98g09bkjibadnfpvv0z0i7-etc.drv
  /nix/store/h8dbrss95z4f0ynl19jjcxi7w2j7d8qg-activate.drv
  /nix/store/r0qd3iagpiif01aqyg5mv2fxqdd7jafr-nixos-system-tau-26.11.20260920.5baae1f.drv
building '/nix/store/igj0fzpxkpid90xyrska5m3g273lzslf-etc-nix-registry.json.drv'
etc-nix-registry.json> structuredAttrs is enabled
building '/nix/store/4m1n3gdhyn98g09bkjibadnfpvv0z0i7-etc.drv'
building '/nix/store/h8dbrss95z4f0ynl19jjcxi7w2j7d8qg-activate.drv'
activate> structuredAttrs is enabled
building '/nix/store/r0qd3iagpiif01aqyg5mv2fxqdd7jafr-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=2026-09-23T03:08:29.127+09:00 level=INFO msg="Uploading 4 paths to niks3.sjanglab.org (1196 already cached)"
time=2026-09-23T03:08:29.127+09:00 level=INFO msg="Uploading gjn4n8xhl1av04kvma3rx055w31dfzw1-source (4.9MB)"
time=2026-09-23T03:08:29.128+09:00 level=INFO msg="Uploading 46ad3ch2vp6710gspmiqib4fp04d6ixs-nixos-system-tau-26.11.20260920.5baae1f (246.0KB)"
time=2026-09-23T03:08:29.128+09:00 level=INFO msg="Uploading 2q2fj2x7885wzpgy7s6fravhx7ak71hj-etc-nix-registry.json (552B)"
time=2026-09-23T03:08:29.128+09:00 level=INFO msg="Uploading nr4m3swbrjj8p74flw49d5df6caxzfm7-etc (55.1KB)"
time=2026-09-23T03:08:30.413+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-09-23T03:08:30.984+09:00 level=INFO msg="Upload complete. (2.163s)"