this derivation will be built:
  /nix/store/acx80k3bw3ldh043zg6z9ylkndk9s5lw-treefmt-check.drv
building '/nix/store/acx80k3bw3ldh043zg6z9ylkndk9s5lw-treefmt-check.drv' on 'ssh-ng://nix-remote-builder@bld3.m.ntd.one'
building '/nix/store/acx80k3bw3ldh043zg6z9ylkndk9s5lw-treefmt-check.drv'
treefmt-check> traversed 458 files
treefmt-check> emitted 320 files for processing
treefmt-check> formatted 320 files (0 changed) in 5.168s

post-build step Upload to niks3: ok
time=2026-08-31T19:21:14.406Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-31T19:21:14.922Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-31T19:21:15.452Z level=INFO msg="Upload complete. (1.446s)"