this derivation will be built:
  /nix/store/l81p8ap113v34ydaa7y40qzlnyywk75j-treefmt-check.drv
building '/nix/store/l81p8ap113v34ydaa7y40qzlnyywk75j-treefmt-check.drv' on 'ssh-ng://nix-remote-builder@bld3.m.ntd.one'
building '/nix/store/l81p8ap113v34ydaa7y40qzlnyywk75j-treefmt-check.drv'
treefmt-check> traversed 439 files
treefmt-check> emitted 305 files for processing
treefmt-check> formatted 305 files (0 changed) in 5.807s

post-build step Upload to niks3: ok
time=2026-08-19T18:20:46.105Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-19T18:20:46.607Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-19T18:20:46.904Z level=INFO msg="Upload complete. (954ms)"