this derivation will be built:
  /nix/store/wdhpk5710ljc5apxk6a31f05nsgqj30p-treefmt-check.drv
building '/nix/store/wdhpk5710ljc5apxk6a31f05nsgqj30p-treefmt-check.drv'
treefmt-check> traversed 521 files
treefmt-check> emitted 280 files for processing
treefmt-check> formatted 280 files (0 changed) in 1.39s

post-build step Upload to niks3: ok
time=2026-09-21T12:32:38.601Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-21T12:32:39.164Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-21T12:32:39.687Z level=INFO msg="Upload complete. (1.107s)"