this derivation will be built:
  /nix/store/rc0bxxam4vmv8lr4b2r78h1n1i4ihdd7-flake-inputs.drv
building '/nix/store/rc0bxxam4vmv8lr4b2r78h1n1i4ihdd7-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-27T21:26:23.897Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-27T21:26:24.329Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-27T21:26:24.694Z level=INFO msg="Upload complete. (922ms)"