this derivation will be built:
  /nix/store/2ljj7kbl5vr74qzj9wr03milmbr1smpq-treefmt-check.drv
building '/nix/store/2ljj7kbl5vr74qzj9wr03milmbr1smpq-treefmt-check.drv'
treefmt-check> traversed 168 files
treefmt-check> emitted 81 files for processing
treefmt-check> formatted 81 files (0 changed) in 487ms

post-build step Upload to niks3: ok
time=2026-08-07T15:18:44.312Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-08-07T15:18:45.214Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-07T15:18:46.225Z level=INFO msg="Upload complete. (1.933s)"