this derivation will be built:
  /nix/store/1jp16k90kzyza8aih8wzsm4cr7w79pk4-treefmt-check.drv
building '/nix/store/1jp16k90kzyza8aih8wzsm4cr7w79pk4-treefmt-check.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/1jp16k90kzyza8aih8wzsm4cr7w79pk4-treefmt-check.drv'
treefmt-check> traversed 434 files
treefmt-check> emitted 303 files for processing
treefmt-check> formatted 303 files (0 changed) in 1.796s

post-build step Upload to niks3: ok
time=2026-08-15T21:54:55.822Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-15T21:54:56.171Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-15T21:54:56.466Z level=INFO msg="Upload complete. (711ms)"