this derivation will be built:
  /nix/store/j0piwr7nglnwz7g1w55kjk96qayffjv0-treefmt-check.drv
building '/nix/store/j0piwr7nglnwz7g1w55kjk96qayffjv0-treefmt-check.drv' on 'ssh-ng://nix-remote-builder@bld3.m.ntd.one'
building '/nix/store/j0piwr7nglnwz7g1w55kjk96qayffjv0-treefmt-check.drv'
treefmt-check> traversed 431 files
treefmt-check> emitted 308 files for processing
treefmt-check> formatted 308 files (0 changed) in 15.595s

post-build step Upload to niks3: ok
time=2026-08-14T09:27:25.858Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-14T09:27:26.249Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-14T09:27:26.547Z level=INFO msg="Upload complete. (856ms)"