this derivation will be built:
  /nix/store/1fms9ppdxg0c468lmghmfa1akpydcdv6-treefmt-check.drv
building '/nix/store/1fms9ppdxg0c468lmghmfa1akpydcdv6-treefmt-check.drv'
treefmt-check> traversed 437 files
treefmt-check> emitted 312 files for processing
treefmt-check> formatted 312 files (0 changed) in 12.987s

post-build step Upload to niks3: ok
time=2026-08-13T18:28:54.700Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-13T18:28:55.008Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-13T18:28:55.328Z level=INFO msg="Upload complete. (687ms)"