this derivation will be built:
  /nix/store/fd9lq6zimb6wd1bqszhwd4d57b2bxyjl-treefmt-check.drv
building '/nix/store/fd9lq6zimb6wd1bqszhwd4d57b2bxyjl-treefmt-check.drv'
treefmt-check> traversed 302 files
treefmt-check> emitted 153 files for processing
treefmt-check> formatted 153 files (0 changed) in 880ms

post-build step Upload to niks3: ok
time=2026-09-17T02:46:12.755Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-17T02:46:13.184Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-17T02:46:13.415Z level=INFO msg="Upload complete. (681ms)"