this derivation will be built:
  /nix/store/y11djz2zxanyjkrxgv0a26rdlfmidw9q-treefmt-check.drv
building '/nix/store/y11djz2zxanyjkrxgv0a26rdlfmidw9q-treefmt-check.drv'
treefmt-check> traversed 513 files
treefmt-check> emitted 276 files for processing
treefmt-check> formatted 276 files (0 changed) in 1.332s

post-build step Upload to niks3: ok
time=2026-09-21T10:08:27.747Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-21T10:08:28.208Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-21T10:08:28.511Z level=INFO msg="Upload complete. (783ms)"