this derivation will be built:
  /nix/store/6ynd55pv2apqib3nwh4msbmwwcgix5f8-treefmt-check.drv
building '/nix/store/6ynd55pv2apqib3nwh4msbmwwcgix5f8-treefmt-check.drv'
treefmt-check> traversed 435 files
treefmt-check> emitted 310 files for processing
treefmt-check> formatted 310 files (0 changed) in 11.683s

post-build step Upload to niks3: ok
time=2026-08-14T08:41:46.919Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-14T08:41:47.357Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-14T08:41:47.646Z level=INFO msg="Upload complete. (907ms)"