this derivation will be built:
  /nix/store/rb81s9qj0ph00c9piibz41am7ibp17wm-treefmt-check.drv
building '/nix/store/rb81s9qj0ph00c9piibz41am7ibp17wm-treefmt-check.drv'
treefmt-check> traversed 458 files
treefmt-check> emitted 320 files for processing
treefmt-check> formatted 320 files (0 changed) in 17.864s

post-build step Upload to niks3: ok
time=2026-08-29T18:16:31.150Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-29T18:16:31.577Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-29T18:16:31.921Z level=INFO msg="Upload complete. (846ms)"