these 4 derivations will be built:
  /nix/store/xl32mn2k8alb3461z0jf063vbqylm523-etc-nix-registry.json.drv
  /nix/store/6fjkiyzh0xprnk75bkddv7zcinff8y0k-etc.drv
  /nix/store/q69jq22y7ckmjjmy2ba20hz9d5rs28sj-activate.drv
  /nix/store/523p9rd2p35d4p29nqqqdk04abhrw5ll-nixos-system-taps-26.11.20260916.bb79322.drv
building '/nix/store/xl32mn2k8alb3461z0jf063vbqylm523-etc-nix-registry.json.drv'
etc-nix-registry.json> structuredAttrs is enabled
building '/nix/store/6fjkiyzh0xprnk75bkddv7zcinff8y0k-etc.drv'
building '/nix/store/q69jq22y7ckmjjmy2ba20hz9d5rs28sj-activate.drv'
activate> structuredAttrs is enabled
building '/nix/store/523p9rd2p35d4p29nqqqdk04abhrw5ll-nixos-system-taps-26.11.20260916.bb79322.drv'
nixos-system-taps-26.11.20260916.bb79322> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing mulatta/dots to https://niks3.mulatta.io
time=2026-09-29T13:15:47.811+09:00 level=INFO msg="Uploading 4 paths to niks3.mulatta.io (714 already cached)"
time=2026-09-29T13:15:47.811+09:00 level=INFO msg="Uploading r1fv5dis9pkw3qxc7nkk07lzn01j3gjq-source (2.8MB)"
time=2026-09-29T13:15:47.811+09:00 level=INFO msg="Uploading i5j8fq8rzf1y6q8y1v2kmybycvj0lv8f-etc-nix-registry.json (416B)"
time=2026-09-29T13:15:47.811+09:00 level=INFO msg="Uploading zc1njziyb02wifcfskwfha2q0kgbi51l-etc (46.8KB)"
time=2026-09-29T13:15:47.811+09:00 level=INFO msg="Uploading 730f9lh9vdzx1r40510r1bn523c322aq-nixos-system-taps-26.11.20260916.bb79322 (248.7KB)"
time=2026-09-29T13:15:48.538+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-09-29T13:15:48.924+09:00 level=INFO msg="Upload complete. (1.303s)"