these 4 derivations will be built:
  /nix/store/9sxnx9npmp0fl7iyj4v6b9zlns6lfyva-etc-nix-registry.json.drv
  /nix/store/0m01hy6cqwd3055halqd4v5r6ciyhk0p-etc.drv
  /nix/store/fsz09i14q1q10y96f84mcsby16pw5hga-activate.drv
  /nix/store/wvz2562kw5cihc2mlvcascq0n3xggjrh-nixos-system-taps-26.11.20260906.2466bb6.drv
building '/nix/store/9sxnx9npmp0fl7iyj4v6b9zlns6lfyva-etc-nix-registry.json.drv'
building '/nix/store/0m01hy6cqwd3055halqd4v5r6ciyhk0p-etc.drv'
building '/nix/store/fsz09i14q1q10y96f84mcsby16pw5hga-activate.drv'
building '/nix/store/wvz2562kw5cihc2mlvcascq0n3xggjrh-nixos-system-taps-26.11.20260906.2466bb6.drv'
nixos-system-taps-26.11.20260906.2466bb6> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing mulatta/dots to https://niks3.mulatta.io
time=2026-09-08T22:25:55.072+09:00 level=INFO msg="Uploading 4 paths to niks3.mulatta.io (713 already cached)"
time=2026-09-08T22:25:55.073+09:00 level=INFO msg="Uploading 30i8gd6ffry0hjvm2s5rklix00id8219-nixos-system-taps-26.11.20260906.2466bb6 (248.6KB)"
time=2026-09-08T22:25:55.073+09:00 level=INFO msg="Uploading j3fli6vw2313nq6khgrbcxl72826317y-etc-nix-registry.json (416B)"
time=2026-09-08T22:25:55.073+09:00 level=INFO msg="Uploading x92yiw476jnlc5mdg040cjg0ldv4vxqs-source (4.0MB)"
time=2026-09-08T22:25:55.074+09:00 level=INFO msg="Uploading w51x8mg8d8ljrxp03w6s64i211xrrhbd-etc (45.9KB)"
time=2026-09-08T22:25:57.083+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-09-08T22:25:57.983+09:00 level=INFO msg="Upload complete. (3.171s)"