these 4 derivations will be built:
  /nix/store/hpvkhh2q1213p1v1ydq018r3rc5lpm3z-etc-nix-registry.json.drv
  /nix/store/l83q8hvs5s9vvj77a68q39mpj5snsxkb-etc.drv
  /nix/store/36qnrrj34h16vhyb0qyg7xvw8asn11ck-activate.drv
  /nix/store/4vqcw28rw671gwlyrkkbd685zrv4rbr0-nixos-system-tau-26.11.20260816.d16c04c.drv
building '/nix/store/l83q8hvs5s9vvj77a68q39mpj5snsxkb-etc.drv'
building '/nix/store/36qnrrj34h16vhyb0qyg7xvw8asn11ck-activate.drv'
building '/nix/store/4vqcw28rw671gwlyrkkbd685zrv4rbr0-nixos-system-tau-26.11.20260816.d16c04c.drv'
nixos-system-tau-26.11.20260816.d16c04c> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing SBEE-Lab/infra to https://niks3.sjanglab.org
time=2026-08-23T01:21:57.894+09:00 level=INFO msg="Uploading 2 paths to niks3.sjanglab.org (1193 already cached)"
time=2026-08-23T01:21:57.894+09:00 level=INFO msg="Uploading bfngnr8ag9k82kl6ixgcih27varz2is2-nixos-system-tau-26.11.20260816.d16c04c (245.9KB)"
time=2026-08-23T01:21:57.894+09:00 level=INFO msg="Uploading pbydrnb7r8kqq3v1dhqnq1byjakj10il-etc (54.2KB)"
time=2026-08-23T01:21:58.936+09:00 level=INFO msg="Uploading 2 narinfos"
time=2026-08-23T01:21:59.418+09:00 level=INFO msg="Upload complete. (1.831s)"