this derivation will be built:
  /nix/store/n4xxcsz858ic0a6bfhzf6m590xaf3d2q-treefmt-check.drv
building '/nix/store/n4xxcsz858ic0a6bfhzf6m590xaf3d2q-treefmt-check.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/n4xxcsz858ic0a6bfhzf6m590xaf3d2q-treefmt-check.drv'
treefmt-check> traversed 427 files
treefmt-check> emitted 299 files for processing
treefmt-check> formatted 299 files (0 changed) in 2.772s

post-build step Upload to niks3: ok
time=2026-08-15T00:26:18.524Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-15T00:26:18.813Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-15T00:26:19.076Z level=INFO msg="Upload complete. (615ms)"