this derivation will be built:
  /nix/store/vyq1xdfmn5zvpppc892w83wq3ypqhjin-flake-inputs.drv
building '/nix/store/vyq1xdfmn5zvpppc892w83wq3ypqhjin-flake-inputs.drv'

post-build step Upload to niks3: ok
time=2026-08-28T06:43:07.216Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (7 already cached)"
time=2026-08-28T06:43:07.585Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-28T06:43:07.986Z level=INFO msg="Upload complete. (869ms)"