these 4 derivations will be built:
  /nix/store/1x1vypz9bfh7ynwvi9snx7cbhi0czhlp-etc-nix-registry.json.drv
  /nix/store/dqnwqif1l70f9q0bznl6bhr4mhfkb5lc-etc.drv
  /nix/store/1jw66sz8hg4gxx7si715lr3liccs7j6z-activate.drv
  /nix/store/p5363mm8rkngsvvlx79sr00dg79mnz67-nixos-system-cask-26.11.20260908.043b053.drv
building '/nix/store/dqnwqif1l70f9q0bznl6bhr4mhfkb5lc-etc.drv'
building '/nix/store/1jw66sz8hg4gxx7si715lr3liccs7j6z-activate.drv'
building '/nix/store/p5363mm8rkngsvvlx79sr00dg79mnz67-nixos-system-cask-26.11.20260908.043b053.drv'
nixos-system-cask-26.11.20260908.043b053> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing mulatta/dots to https://niks3.mulatta.io
time=2026-09-13T15:50:58.344+09:00 level=INFO msg="Uploading 2 paths to niks3.mulatta.io (1138 already cached)"
time=2026-09-13T15:50:58.344+09:00 level=INFO msg="Uploading c1ymgr7nbmh64jybzfrirjn4fnzlydi1-nixos-system-cask-26.11.20260908.043b053 (248.7KB)"
time=2026-09-13T15:50:58.344+09:00 level=INFO msg="Uploading hmw347ms6qdag4w1l82v5cv02i9nc9h3-etc (105.3KB)"
time=2026-09-13T15:50:59.299+09:00 level=INFO msg="Uploading 2 narinfos"
time=2026-09-13T15:50:59.932+09:00 level=INFO msg="Upload complete. (1.875s)"