these 4 derivations will be built:
  /nix/store/0vi8369vcb4f31cd97xbhs00kf028g2r-etc-nix-registry.json.drv
  /nix/store/i54jg1nri47xqykk9w8a332qr53c0966-etc.drv
  /nix/store/cqazwwkyi7p6zgs25s1ix5fkslixhdwq-activate.drv
  /nix/store/aw5wc1lymy766ljspnq21l975ixghf18-nixos-system-tau-26.11.20260823.203b7a4.drv
building '/nix/store/i54jg1nri47xqykk9w8a332qr53c0966-etc.drv'
building '/nix/store/cqazwwkyi7p6zgs25s1ix5fkslixhdwq-activate.drv'
building '/nix/store/aw5wc1lymy766ljspnq21l975ixghf18-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=2026-09-04T12:51:55.529+09:00 level=INFO msg="Uploading 2 paths to niks3.sjanglab.org (1191 already cached)"
time=2026-09-04T12:51:55.529+09:00 level=INFO msg="Uploading vwlih3d32s26wfx6ghwlzljm0q6cp3l9-etc (54.2KB)"
time=2026-09-04T12:51:55.529+09:00 level=INFO msg="Uploading 7zcmn8gdbck3dzrl2qlh1f7lcfz6lxqb-nixos-system-tau-26.11.20260823.203b7a4 (245.9KB)"
time=2026-09-04T12:51:57.019+09:00 level=INFO msg="Uploading 2 narinfos"
time=2026-09-04T12:51:57.721+09:00 level=INFO msg="Upload complete. (2.49s)"