this derivation will be built:
  /nix/store/gzwwjx40h22ssm8mka23q2z8k42jkzl9-treefmt-check.drv
building '/nix/store/gzwwjx40h22ssm8mka23q2z8k42jkzl9-treefmt-check.drv'
treefmt-check> traversed 446 files
treefmt-check> emitted 311 files for processing
treefmt-check> formatted 311 files (0 changed) in 18.102s

post-build step Upload to niks3: ok
time=2026-08-22T18:10:19.214Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-22T18:10:19.833Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-22T18:10:20.422Z level=INFO msg="Upload complete. (1.289s)"