these 4 derivations will be built:
  /nix/store/pfbqwizffg4h2nm04m8fh8x8jnkllc4g-etc-nix-registry.json.drv
  /nix/store/9hxmql1lic6ak85nh3knqi4cny8987sd-etc.drv
  /nix/store/vf7jdckw78i5mm3hgg5s66m3y5pzlwj8-activate.drv
  /nix/store/lsmdzcl47pabgzvxfasakipk70hjfx9b-nixos-system-tau-26.11.20260823.203b7a4.drv
building '/nix/store/pfbqwizffg4h2nm04m8fh8x8jnkllc4g-etc-nix-registry.json.drv'
building '/nix/store/9hxmql1lic6ak85nh3knqi4cny8987sd-etc.drv'
building '/nix/store/vf7jdckw78i5mm3hgg5s66m3y5pzlwj8-activate.drv'
building '/nix/store/lsmdzcl47pabgzvxfasakipk70hjfx9b-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=2026-09-04T12:51:25.611+09:00 level=INFO msg="Uploading 4 paths to niks3.sjanglab.org (1189 already cached)"
time=2026-09-04T12:51:25.611+09:00 level=INFO msg="Uploading z63ypglxi80mnx1y2z0q3886082nxvgk-source (4.9MB)"
time=2026-09-04T12:51:25.611+09:00 level=INFO msg="Uploading hw6phlii69ki9b94shhqnz1k009gwqps-nixos-system-tau-26.11.20260823.203b7a4 (245.9KB)"
time=2026-09-04T12:51:25.611+09:00 level=INFO msg="Uploading zi5n5imskl0lif2g42lf68cbimxzkjvl-etc (54.2KB)"
time=2026-09-04T12:51:25.611+09:00 level=INFO msg="Uploading kfn6la5lf8kfyczpp1977601m2zla5iw-etc-nix-registry.json (552B)"
time=2026-09-04T12:51:27.242+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-09-04T12:51:27.920+09:00 level=INFO msg="Upload complete. (2.618s)"