these 4 derivations will be built:
  /nix/store/9v7mxyn4mlj20kgxcj5wmhhp1qj77ksq-etc-nix-registry.json.drv
  /nix/store/y41r9rah30lahs327461c6rzz98jjq55-etc.drv
  /nix/store/pgjpmgqsfh4yxriwj3mycf8aack6d1dn-activate.drv
  /nix/store/nf8vkwj7xfsi2a4da2fv9pkg1l1922wa-nixos-system-tau-26.11.20261018.b5f67df.drv
building '/nix/store/9v7mxyn4mlj20kgxcj5wmhhp1qj77ksq-etc-nix-registry.json.drv'
etc-nix-registry.json> structuredAttrs is enabled
building '/nix/store/y41r9rah30lahs327461c6rzz98jjq55-etc.drv'
building '/nix/store/pgjpmgqsfh4yxriwj3mycf8aack6d1dn-activate.drv'
activate> structuredAttrs is enabled
building '/nix/store/nf8vkwj7xfsi2a4da2fv9pkg1l1922wa-nixos-system-tau-26.11.20261018.b5f67df.drv'
nixos-system-tau-26.11.20261018.b5f67df> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing SBEE-Lab/infra to https://niks3.sjanglab.org
time=2026-10-27T03:08:10.327+09:00 level=INFO msg="Uploading 4 paths to niks3.sjanglab.org (1199 already cached)"
time=2026-10-27T03:08:10.327+09:00 level=INFO msg="Uploading 1ngcrj58daxn3xvzqmcvs33xj1lc4mqv-etc-nix-registry.json (552B)"
time=2026-10-27T03:08:10.327+09:00 level=INFO msg="Uploading zha7jmhb4cglhigsjd54l8r57j5hqc77-etc (55.1KB)"
time=2026-10-27T03:08:10.327+09:00 level=INFO msg="Uploading 35d3icff3hg8flcfqzbhh5j2db2najna-nixos-system-tau-26.11.20261018.b5f67df (245.9KB)"
time=2026-10-27T03:08:10.327+09:00 level=INFO msg="Uploading p1jq0f9ds4qnhzzpk769mj50hgalk28g-source (6.6MB)"
time=2026-10-27T03:08:10.901+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-10-27T03:08:11.389+09:00 level=INFO msg="Upload complete. (1.401s)"