this derivation will be built:
  /nix/store/qx7x4a134ca7l488714jwpa4b7cv7lgc-treefmt-check.drv
building '/nix/store/qx7x4a134ca7l488714jwpa4b7cv7lgc-treefmt-check.drv'
treefmt-check> traversed 437 files
treefmt-check> emitted 312 files for processing
treefmt-check> formatted 312 files (0 changed) in 13.783s

post-build step Upload to niks3: ok
time=2026-08-13T21:26:26.505Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-13T21:26:26.868Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-13T21:26:27.249Z level=INFO msg="Upload complete. (808ms)"