this derivation will be built:
  /nix/store/mjka96bw8llcafj30a31b7yi6yarf3k2-treefmt-check.drv
building '/nix/store/mjka96bw8llcafj30a31b7yi6yarf3k2-treefmt-check.drv' on 'ssh-ng://customer@mac02.m.ntd.one'
building '/nix/store/mjka96bw8llcafj30a31b7yi6yarf3k2-treefmt-check.drv'
treefmt-check> traversed 438 files
treefmt-check> emitted 312 files for processing
treefmt-check> formatted 312 files (0 changed) in 2.591s

post-build step Upload to niks3: ok
time=2026-08-14T10:45:09.415Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-14T10:45:09.772Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-14T10:45:10.105Z level=INFO msg="Upload complete. (751ms)"