this derivation will be built:
  /nix/store/0kxxihi64k92akl1x50k01nap2d91hij-treefmt-check.drv
building '/nix/store/0kxxihi64k92akl1x50k01nap2d91hij-treefmt-check.drv' on 'ssh-ng://nix-remote-builder@bld3.m.ntd.one'
building '/nix/store/0kxxihi64k92akl1x50k01nap2d91hij-treefmt-check.drv'
treefmt-check> traversed 427 files
treefmt-check> emitted 299 files for processing
treefmt-check> formatted 299 files (0 changed) in 5.974s

post-build step Upload to niks3: ok
time=2026-08-14T18:57:12.486Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-14T18:57:12.858Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-14T18:57:13.268Z level=INFO msg="Upload complete. (853ms)"