this derivation will be built:
  /nix/store/k9ywbngiq62y3iwbzivk85h4r30xb8rq-treefmt-check.drv
building '/nix/store/k9ywbngiq62y3iwbzivk85h4r30xb8rq-treefmt-check.drv' on 'ssh-ng://nix-remote-builder@bld3.m.ntd.one'
building '/nix/store/k9ywbngiq62y3iwbzivk85h4r30xb8rq-treefmt-check.drv'
treefmt-check> traversed 454 files
treefmt-check> emitted 317 files for processing
treefmt-check> formatted 317 files (0 changed) in 10.439s

post-build step Upload to niks3: ok
time=2026-08-27T21:54:25.730Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-27T21:54:26.172Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-27T21:54:26.502Z level=INFO msg="Upload complete. (955ms)"