this derivation will be built:
  /nix/store/6f3mrpx9njwpwyh1nay3rq92jhgh42m8-flake-inputs.drv
building '/nix/store/6f3mrpx9njwpwyh1nay3rq92jhgh42m8-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-29T18:36:41.046Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-29T18:36:41.366Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-29T18:36:41.674Z level=INFO msg="Upload complete. (823ms)"