this derivation will be built:
  /nix/store/kmhln075ir9k7b0j1383c4bngk4f7grb-treefmt-check.drv
building '/nix/store/kmhln075ir9k7b0j1383c4bngk4f7grb-treefmt-check.drv'
treefmt-check> traversed 449 files
treefmt-check> emitted 313 files for processing
treefmt-check> formatted 313 files (0 changed) in 23.392s

post-build step Upload to niks3: ok
time=2026-08-25T18:20:28.995Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-25T18:20:29.406Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-25T18:20:29.821Z level=INFO msg="Upload complete. (962ms)"