this derivation will be built:
  /nix/store/cznhw9s2nyrbhgpqkfh4aip0wpnzrv6i-treefmt-check.drv
building '/nix/store/cznhw9s2nyrbhgpqkfh4aip0wpnzrv6i-treefmt-check.drv'
treefmt-check> traversed 457 files
treefmt-check> emitted 328 files for processing
treefmt-check> formatted 328 files (0 changed) in 1.971s

post-build step Upload to niks3: ok
time=2026-08-14T21:55:54.791Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-14T21:55:55.110Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-14T21:55:55.375Z level=INFO msg="Upload complete. (654ms)"