these 3 derivations will be built:
  /nix/store/qdvm2w9n5cvnwvs2y8nmzvpxc4q3g2ck-etc.drv
  /nix/store/39v9jcvjl4kqc8z8sg1y92416hmpwl62-activate.drv
  /nix/store/bvyjc27jx6jjlfy5znyigmn23hl619df-nixos-system-prefect-26.11.19800101.70ce234.drv
building '/nix/store/qdvm2w9n5cvnwvs2y8nmzvpxc4q3g2ck-etc.drv'
building '/nix/store/39v9jcvjl4kqc8z8sg1y92416hmpwl62-activate.drv'
building '/nix/store/bvyjc27jx6jjlfy5znyigmn23hl619df-nixos-system-prefect-26.11.19800101.70ce234.drv'
nixos-system-prefect-26.11.19800101.70ce234> structuredAttrs is enabled

post-build step Upload to niks3: ok
time=2026-08-15T20:14:02.259-04:00 level=INFO msg="Uploading 4 paths to niks3.fennec-cichlid.ts.net (945 already cached)"
time=2026-08-15T20:14:02.260-04:00 level=INFO msg="Uploading lvpw7g7ppzzwm86wcxvj8r8msmqcq5kf-source (2.0MB)"
time=2026-08-15T20:14:02.260-04:00 level=INFO msg="Uploading ikd3767sam2kkyqzbfl6k10rdlqg55lp-etc (91.7KB)"
time=2026-08-15T20:14:02.260-04:00 level=INFO msg="Uploading vkh7ipn60jy5rxrrnfz29kbj8li3vql7-etc-nix-registry.json (6.7KB)"
time=2026-08-15T20:14:02.260-04:00 level=INFO msg="Uploading rh0rczfw1h71w8z34ykmiz7n43z3vaxh-nixos-system-prefect-26.11.19800101.70ce234 (247.1KB)"
time=2026-08-15T20:14:03.098-04:00 level=INFO msg="Uploading 4 narinfos"
time=2026-08-15T20:14:03.514-04:00 level=INFO msg="Upload complete. (1.831s)"