these 4 derivations will be built:
  /nix/store/57p97vzz9z57dcsa4jq2msx52s32b3w6-etc-nix-registry.json.drv
  /nix/store/kx2w3jajbdhkxb6bp8ssjq7zw8wx6y0h-etc.drv
  /nix/store/znv6dachkgaxfv8sqxr8vrapni90r39f-activate.drv
  /nix/store/px3i0x8w5k50czf796i21qs7dqmh71wr-nixos-system-taps-26.11.20260727.fc72407.drv
building '/nix/store/57p97vzz9z57dcsa4jq2msx52s32b3w6-etc-nix-registry.json.drv'
building '/nix/store/kx2w3jajbdhkxb6bp8ssjq7zw8wx6y0h-etc.drv'
building '/nix/store/znv6dachkgaxfv8sqxr8vrapni90r39f-activate.drv'
building '/nix/store/px3i0x8w5k50czf796i21qs7dqmh71wr-nixos-system-taps-26.11.20260727.fc72407.drv'
nixos-system-taps-26.11.20260727.fc72407> structuredAttrs is enabled

post-build step Route build to niks3: ok
Pushing mulatta/dots to https://niks3.mulatta.io
time=2026-08-27T17:35:01.191+09:00 level=INFO msg="Uploading 4 paths to niks3.mulatta.io (1346 already cached)"
time=2026-08-27T17:35:01.192+09:00 level=INFO msg="Uploading v2785dcrxzg7kpdf3d7319bpzf3x3maw-etc-nix-registry.json (416B)"
time=2026-08-27T17:35:01.192+09:00 level=INFO msg="Uploading y443kwwsjqwgn1z3wjg4lvxplcmvmn0y-source (3.9MB)"
time=2026-08-27T17:35:01.192+09:00 level=INFO msg="Uploading nimcrq04ycnwz1p8lq2fq1v7h1wlsjc3-etc (99.8KB)"
time=2026-08-27T17:35:01.192+09:00 level=INFO msg="Uploading 62063ppfjp240xapl8hz3zp9x5xaik4q-nixos-system-taps-26.11.20260727.fc72407 (248.7KB)"
time=2026-08-27T17:35:02.600+09:00 level=INFO msg="Uploading 4 narinfos"
time=2026-08-27T17:35:03.418+09:00 level=INFO msg="Upload complete. (2.549s)"