this derivation will be built:
  /nix/store/iv6lqs32lv8aglgnqa6qp29hffg7xvp1-treefmt-check.drv
building '/nix/store/iv6lqs32lv8aglgnqa6qp29hffg7xvp1-treefmt-check.drv'
treefmt-check> traversed 428 files
treefmt-check> emitted 300 files for processing
treefmt-check> formatted 300 files (0 changed) in 1.987s

post-build step Upload to niks3: ok
time=2026-08-15T18:16:41.644Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-15T18:16:42.038Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-15T18:16:42.399Z level=INFO msg="Upload complete. (825ms)"