these 4 derivations will be built:
  /nix/store/rs6j6dawk6kyg0ay68b3gr3jwakibl57-etc-nix-registry.json.drv
  /nix/store/cmyaz150jjdzah4phnkh9gzr82r089i0-etc.drv
  /nix/store/3z50yc4wg82sr2darfy2f0rc0h4qlskh-activate.drv
  /nix/store/a8ibm3qnh0xldvhf2a8zwn478bx31jbb-nixos-system-tau-26.11.20260816.d16c04c.drv
building '/nix/store/rs6j6dawk6kyg0ay68b3gr3jwakibl57-etc-nix-registry.json.drv'
building '/nix/store/cmyaz150jjdzah4phnkh9gzr82r089i0-etc.drv'
building '/nix/store/3z50yc4wg82sr2darfy2f0rc0h4qlskh-activate.drv'
building '/nix/store/a8ibm3qnh0xldvhf2a8zwn478bx31jbb-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=2026-08-27T03:05:58.481+09:00 level=INFO msg="Uploading 4 paths to niks3.sjanglab.org (1191 already cached)"
time=2026-08-27T03:05:58.481+09:00 level=INFO msg="Uploading kgrsg4vl0fi4gkmlfwfzfyd0j2z7scxc-etc-nix-registry.json (552B)"
time=2026-08-27T03:05:58.481+09:00 level=INFO msg="Uploading 1zmg6jzqdz7jjl2f6cz49pxwhz65d2cj-nixos-system-tau-26.11.20260816.d16c04c (245.9KB)"
time=2026-08-27T03:05:58.481+09:00 level=INFO msg="Uploading r693wdid4wc7m8xjw9qnq20xhvs9iwpb-source (4.9MB)"
time=2026-08-27T03:05:58.481+09:00 level=INFO msg="Uploading nyc9sb1h4jmgx5i0hlb2g0lf64wb4vqk-etc (54.2KB)"
time=2026-08-27T03:06:00.535+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-08-27T03:06:01.293+09:00 level=INFO msg="Upload complete. (3.119s)"