this derivation will be built:
  /nix/store/q5cdi9vp3mx3mgrsn7b594n7kys3k26r-treefmt-check.drv
building '/nix/store/q5cdi9vp3mx3mgrsn7b594n7kys3k26r-treefmt-check.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/q5cdi9vp3mx3mgrsn7b594n7kys3k26r-treefmt-check.drv'
treefmt-check> traversed 458 files
treefmt-check> emitted 320 files for processing
treefmt-check> formatted 320 files (0 changed) in 8.112s

post-build step Upload to niks3: ok
time=2026-09-01T07:14:40.757Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-09-01T07:14:41.158Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-01T07:14:41.485Z level=INFO msg="Upload complete. (812ms)"