this derivation will be built:
  /nix/store/4fixzisx9b80p1by9acp6w1dzk99cksf-treefmt-check.drv
building '/nix/store/4fixzisx9b80p1by9acp6w1dzk99cksf-treefmt-check.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/4fixzisx9b80p1by9acp6w1dzk99cksf-treefmt-check.drv'
treefmt-check> traversed 458 files
treefmt-check> emitted 320 files for processing
treefmt-check> formatted 320 files (0 changed) in 3.135s

post-build step Upload to niks3: ok
time=2026-09-01T09:27:20.318Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-09-01T09:27:20.878Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-01T09:27:21.480Z level=INFO msg="Upload complete. (1.234s)"