this derivation will be built:
  /nix/store/6bv1c2ia05ffw6gl7c436hvinpmpshjr-treefmt-check.drv
building '/nix/store/6bv1c2ia05ffw6gl7c436hvinpmpshjr-treefmt-check.drv' on 'ssh-ng://nix-remote-builder@bld3.m.ntd.one'
building '/nix/store/6bv1c2ia05ffw6gl7c436hvinpmpshjr-treefmt-check.drv'
treefmt-check> traversed 437 files
treefmt-check> emitted 312 files for processing
treefmt-check> formatted 312 files (0 changed) in 26.127s

post-build step Upload to niks3: ok
time=2026-08-13T20:54:30.845Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-13T20:54:31.173Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-13T20:54:31.450Z level=INFO msg="Upload complete. (696ms)"