this derivation will be built:
  /nix/store/yv0aa0cm8xhvyh3v7wcma003ag73c3kc-treefmt-check.drv
building '/nix/store/yv0aa0cm8xhvyh3v7wcma003ag73c3kc-treefmt-check.drv' on 'ssh-ng://nix-remote-builder@bld3.m.ntd.one'
building '/nix/store/yv0aa0cm8xhvyh3v7wcma003ag73c3kc-treefmt-check.drv'
treefmt-check> traversed 446 files
treefmt-check> emitted 311 files for processing
treefmt-check> formatted 311 files (0 changed) in 12.791s

post-build step Upload to niks3: ok
time=2026-08-20T18:32:55.385Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-20T18:32:55.906Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-20T18:32:56.288Z level=INFO msg="Upload complete. (980ms)"