these 4 derivations will be built:
  /nix/store/5p12z9sx6wjkvd6ik9gpzpv3l0wxs7wq-etc-nix-registry.json.drv
  /nix/store/b9i39zqy6hj9hdq34hhqnyiy4rh0gafh-etc.drv
  /nix/store/jzkcpw8mq8ywnb2dz15z6flr2b49f0sz-activate.drv
  /nix/store/m1s1s00jp88vxy69n67zr29fm49ndrgm-nixos-system-tau-26.11.20260920.5baae1f.drv
building '/nix/store/b9i39zqy6hj9hdq34hhqnyiy4rh0gafh-etc.drv'
building '/nix/store/jzkcpw8mq8ywnb2dz15z6flr2b49f0sz-activate.drv'
activate> structuredAttrs is enabled
building '/nix/store/m1s1s00jp88vxy69n67zr29fm49ndrgm-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=2026-09-30T14:53:43.055+09:00 level=INFO msg="Uploading 2 paths to niks3.sjanglab.org (1198 already cached)"
time=2026-09-30T14:53:43.056+09:00 level=INFO msg="Uploading ngxc3isjvp0l1ivzb9bg98r1b82gfvm7-nixos-system-tau-26.11.20260920.5baae1f (246.0KB)"
time=2026-09-30T14:53:43.056+09:00 level=INFO msg="Uploading 034w6hb5yaz3z70rg9p0hvzqjpd1yp2l-etc (55.1KB)"
time=2026-09-30T14:53:43.674+09:00 level=INFO msg="Uploading 2 narinfos"
time=2026-09-30T14:53:44.212+09:00 level=INFO msg="Upload complete. (1.463s)"