this derivation will be built:
  /nix/store/b0s3jr9iad0phf2aikfs3cqhig5mk3b2-treefmt-check.drv
building '/nix/store/b0s3jr9iad0phf2aikfs3cqhig5mk3b2-treefmt-check.drv'
treefmt-check> traversed 449 files
treefmt-check> emitted 313 files for processing
treefmt-check> formatted 313 files (0 changed) in 3.437s

post-build step Upload to niks3: ok
time=2026-08-25T18:19:32.856Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-25T18:19:33.400Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-25T18:19:33.842Z level=INFO msg="Upload complete. (1.059s)"