this derivation will be built:
  /nix/store/7csp63zgy8h7vivm4j7k2bgqnyyplcrn-treefmt-check.drv
building '/nix/store/7csp63zgy8h7vivm4j7k2bgqnyyplcrn-treefmt-check.drv'
treefmt-check> traversed 429 files
treefmt-check> emitted 206 files for processing
treefmt-check> formatted 206 files (0 changed) in 1.156s

post-build step Upload to niks3: ok
time=2026-09-18T16:11:17.448Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-18T16:11:19.279Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-18T16:11:19.586Z level=INFO msg="Upload complete. (2.159s)"