these 4 derivations will be built:
  /nix/store/r64fjv38nkx5qdwavl27yhsihdi69g33-etc-nix-registry.json.drv
  /nix/store/nbx1ygbwanxav0znvyx7v43jflk75inf-etc.drv
  /nix/store/1hs4wwxfr8xb3vyv5bd98al8lsb84kv0-activate.drv
  /nix/store/kcnf6gmnn5q5cfjcv75a93z30g5308jn-nixos-system-taps-26.11.20260916.bb79322.drv
building '/nix/store/r64fjv38nkx5qdwavl27yhsihdi69g33-etc-nix-registry.json.drv'
etc-nix-registry.json> structuredAttrs is enabled
building '/nix/store/nbx1ygbwanxav0znvyx7v43jflk75inf-etc.drv'
building '/nix/store/1hs4wwxfr8xb3vyv5bd98al8lsb84kv0-activate.drv'
activate> structuredAttrs is enabled
building '/nix/store/kcnf6gmnn5q5cfjcv75a93z30g5308jn-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=2026-09-30T13:49:59.371+09:00 level=INFO msg="Uploading 4 paths to niks3.mulatta.io (714 already cached)"
time=2026-09-30T13:49:59.371+09:00 level=INFO msg="Uploading 8zh1yyvldnb3aisqmfkf0y18hz7d2py0-etc-nix-registry.json (416B)"
time=2026-09-30T13:49:59.371+09:00 level=INFO msg="Uploading afwcnl38hi5anbm5lz3nj07wb1gcpcrn-etc (46.8KB)"
time=2026-09-30T13:49:59.371+09:00 level=INFO msg="Uploading xafm0grv8pck14vpdyd1nm3cdj6nh3q2-source (2.9MB)"
time=2026-09-30T13:49:59.371+09:00 level=INFO msg="Uploading z109wx49q381nci4g33ji8qrm5z840b0-nixos-system-taps-26.11.20260916.bb79322 (248.7KB)"
time=2026-09-30T13:49:59.974+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-09-30T13:50:00.520+09:00 level=INFO msg="Upload complete. (1.344s)"