this derivation will be built:
  /nix/store/8xs20qr4bfy9zb47bx1b7h0l2scr8swj-treefmt-check.drv
building '/nix/store/8xs20qr4bfy9zb47bx1b7h0l2scr8swj-treefmt-check.drv'
treefmt-check> traversed 450 files
treefmt-check> emitted 315 files for processing
treefmt-check> formatted 315 files (0 changed) in 17.696s

post-build step Upload to niks3: ok
time=2026-08-24T20:07:59.041Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-24T20:07:59.514Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-24T20:07:59.931Z level=INFO msg="Upload complete. (963ms)"