this derivation will be built:
  /nix/store/kdbdhws1l8q6x6p4wagr08srwkr1rj81-treefmt-check.drv
building '/nix/store/kdbdhws1l8q6x6p4wagr08srwkr1rj81-treefmt-check.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/kdbdhws1l8q6x6p4wagr08srwkr1rj81-treefmt-check.drv'
treefmt-check> traversed 439 files
treefmt-check> emitted 305 files for processing
treefmt-check> formatted 305 files (0 changed) in 1.711s

post-build step Upload to niks3: ok
time=2026-08-19T18:15:44.398Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-19T18:15:44.777Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-19T18:15:45.068Z level=INFO msg="Upload complete. (739ms)"