this derivation will be built:
  /nix/store/jv97igfyzmdvli5k1cflqlfam4zr6cqr-treefmt-check.drv
building '/nix/store/jv97igfyzmdvli5k1cflqlfam4zr6cqr-treefmt-check.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/jv97igfyzmdvli5k1cflqlfam4zr6cqr-treefmt-check.drv'
treefmt-check> traversed 428 files
treefmt-check> emitted 306 files for processing
treefmt-check> formatted 306 files (0 changed) in 6.108s

post-build step Upload to niks3: ok
time=2026-08-12T18:36:17.409Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-12T18:36:17.802Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-12T18:36:18.187Z level=INFO msg="Upload complete. (847ms)"