this derivation will be built:
  /nix/store/j4yqj3r8sbbwa4mf3rm2ld39pkl1a84h-treefmt-check.drv
building '/nix/store/j4yqj3r8sbbwa4mf3rm2ld39pkl1a84h-treefmt-check.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/j4yqj3r8sbbwa4mf3rm2ld39pkl1a84h-treefmt-check.drv'
treefmt-check> traversed 454 files
treefmt-check> emitted 317 files for processing
treefmt-check> formatted 317 files (0 changed) in 2.229s

post-build step Upload to niks3: ok
time=2026-08-28T05:16:32.312Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-28T05:16:32.776Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-28T05:16:33.190Z level=INFO msg="Upload complete. (964ms)"