these 4 derivations will be built:
  /nix/store/66sd37rl58x3hg903s1f6synvd4vc6wv-etc-nix-registry.json.drv
  /nix/store/w63j9nnf9asp1jwicqnmsqs07m0azb8r-etc.drv
  /nix/store/3xiz24d97jiv0c5xxhz83ibig1nzw17k-activate.drv
  /nix/store/rspb5cakvvphg07nn13lyi9ncmbrhgcm-nixos-system-cask-26.11.20260906.2466bb6.drv
building '/nix/store/w63j9nnf9asp1jwicqnmsqs07m0azb8r-etc.drv'
building '/nix/store/3xiz24d97jiv0c5xxhz83ibig1nzw17k-activate.drv'
building '/nix/store/rspb5cakvvphg07nn13lyi9ncmbrhgcm-nixos-system-cask-26.11.20260906.2466bb6.drv'
nixos-system-cask-26.11.20260906.2466bb6> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing mulatta/dots to https://niks3.mulatta.io
time=2026-09-08T20:54:57.647+09:00 level=INFO msg="Uploading 2 paths to niks3.mulatta.io (1113 already cached)"
time=2026-09-08T20:54:57.648+09:00 level=INFO msg="Uploading r0f4qryalq0aa32ckg8a86i6ki3921x5-nixos-system-cask-26.11.20260906.2466bb6 (248.7KB)"
time=2026-09-08T20:54:57.648+09:00 level=INFO msg="Uploading n5w0zbx7ri90lvp9hdgh04qgq41iksra-etc (105.3KB)"
time=2026-09-08T20:54:59.054+09:00 level=INFO msg="Uploading 2 narinfos"
time=2026-09-08T20:54:59.748+09:00 level=INFO msg="Upload complete. (2.401s)"