this derivation will be built:
  /nix/store/0ixi9v7c5pgbj9hj3j4q19mx1z2x59vn-treefmt-check.drv
building '/nix/store/0ixi9v7c5pgbj9hj3j4q19mx1z2x59vn-treefmt-check.drv' on 'ssh-ng://nix-remote-builder@bld3.m.ntd.one'
building '/nix/store/0ixi9v7c5pgbj9hj3j4q19mx1z2x59vn-treefmt-check.drv'
treefmt-check> traversed 450 files
treefmt-check> emitted 315 files for processing
treefmt-check> formatted 315 files (0 changed) in 5.442s

post-build step Upload to niks3: ok
time=2026-08-21T12:09:47.720Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-21T12:09:48.435Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-21T12:09:48.827Z level=INFO msg="Upload complete. (1.244s)"