these 4 derivations will be built:
  /nix/store/vkps6c7k8sm44vgxjapvmi2p6bppjpl6-etc-nix-registry.json.drv
  /nix/store/r7w9bdfnns7p1b2lkgvxfmfm9p37gwki-etc.drv
  /nix/store/dldcwbq445n3jjdxsg2wigl63l6byq8r-activate.drv
  /nix/store/kcmmbsl3y666bhq3pgx01pdskf102mvc-nixos-system-tau-26.11.20260823.203b7a4.drv
building '/nix/store/vkps6c7k8sm44vgxjapvmi2p6bppjpl6-etc-nix-registry.json.drv'
building '/nix/store/r7w9bdfnns7p1b2lkgvxfmfm9p37gwki-etc.drv'
building '/nix/store/dldcwbq445n3jjdxsg2wigl63l6byq8r-activate.drv'
building '/nix/store/kcmmbsl3y666bhq3pgx01pdskf102mvc-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=2026-09-04T12:50:50.940+09:00 level=INFO msg="Uploading 4 paths to niks3.sjanglab.org (1189 already cached)"
time=2026-09-04T12:50:50.941+09:00 level=INFO msg="Uploading 3f26ij5sfjawn88bi4cc0dvc6dff5hlm-source (4.9MB)"
time=2026-09-04T12:50:50.941+09:00 level=INFO msg="Uploading 8mjy2cmmr0gm8rhv72k399acz6l0ypav-etc (54.2KB)"
time=2026-09-04T12:50:50.941+09:00 level=INFO msg="Uploading 73jinh8vrvfmb3dnq5cvasnggwvi5kjb-nixos-system-tau-26.11.20260823.203b7a4 (245.9KB)"
time=2026-09-04T12:50:50.941+09:00 level=INFO msg="Uploading cwvrn7sd8bhd47vgvi2as0fmyv92nx7v-etc-nix-registry.json (552B)"
time=2026-09-04T12:50:52.810+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-09-04T12:50:53.680+09:00 level=INFO msg="Upload complete. (4.066s)"