this derivation will be built:
  /nix/store/9mhk988m6wwlwr97xjv03hc6n8gncpx8-treefmt-check.drv
building '/nix/store/9mhk988m6wwlwr97xjv03hc6n8gncpx8-treefmt-check.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/9mhk988m6wwlwr97xjv03hc6n8gncpx8-treefmt-check.drv'
treefmt-check> traversed 428 files
treefmt-check> emitted 300 files for processing
treefmt-check> formatted 300 files (0 changed) in 1.535s

post-build step Upload to niks3: ok
time=2026-08-15T21:08:35.600Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-15T21:08:36.066Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-15T21:08:36.413Z level=INFO msg="Upload complete. (885ms)"