this derivation will be built:
  /nix/store/j2kcagi5lqsdx4jckddzk1nj9hj0mp15-treefmt-check.drv
building '/nix/store/j2kcagi5lqsdx4jckddzk1nj9hj0mp15-treefmt-check.drv' on 'ssh-ng://nix-remote-builder@bld3.m.ntd.one'
building '/nix/store/j2kcagi5lqsdx4jckddzk1nj9hj0mp15-treefmt-check.drv'
treefmt-check> traversed 446 files
treefmt-check> emitted 311 files for processing
treefmt-check> formatted 311 files (0 changed) in 19.284s

post-build step Upload to niks3: ok
time=2026-08-24T21:15:43.293Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-24T21:15:43.737Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-24T21:15:44.145Z level=INFO msg="Upload complete. (1.046s)"