this derivation will be built:
  /nix/store/2kc068kxlq01g1kgshisk8kbs4a9lzry-treefmt-check.drv
building '/nix/store/2kc068kxlq01g1kgshisk8kbs4a9lzry-treefmt-check.drv'
treefmt-check> traversed 531 files
treefmt-check> emitted 288 files for processing
treefmt-check> formatted 288 files (0 changed) in 1.482s

post-build step Upload to niks3: ok
time=2026-09-21T20:56:15.661Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-21T20:56:16.071Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-21T20:56:16.562Z level=INFO msg="Upload complete. (926ms)"