this derivation will be built:
  /nix/store/v7887pn487z1q5wnpzxr4ibri2z045m2-treefmt-check.drv
building '/nix/store/v7887pn487z1q5wnpzxr4ibri2z045m2-treefmt-check.drv'
treefmt-check> traversed 454 files
treefmt-check> emitted 317 files for processing
treefmt-check> formatted 317 files (0 changed) in 18.251s

post-build step Upload to niks3: ok
time=2026-08-28T22:09:53.880Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-28T22:09:54.253Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-28T22:09:54.568Z level=INFO msg="Upload complete. (909ms)"