this derivation will be built:
  /nix/store/k2v5a0rm4fc2liavfksqag8i0dklw7lg-treefmt-check.drv
building '/nix/store/k2v5a0rm4fc2liavfksqag8i0dklw7lg-treefmt-check.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/k2v5a0rm4fc2liavfksqag8i0dklw7lg-treefmt-check.drv'
treefmt-check> traversed 432 files
treefmt-check> emitted 309 files for processing
treefmt-check> formatted 309 files (0 changed) in 18.175s

post-build step Upload to niks3: ok
time=2026-08-13T00:34:02.201Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-13T00:34:02.503Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-13T00:34:02.845Z level=INFO msg="Upload complete. (793ms)"