this derivation will be built:
  /nix/store/8alpdk17rg6dq1ai964vxxv3c78696dl-flake-inputs.drv
building '/nix/store/8alpdk17rg6dq1ai964vxxv3c78696dl-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-24T18:41:07.361Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-24T18:41:07.856Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-24T18:41:08.278Z level=INFO msg="Upload complete. (1.026s)"