this derivation will be built:
  /nix/store/9ih76f3yl0pn1jj2fdwx9px3ih8rk8af-treefmt-check.drv
building '/nix/store/9ih76f3yl0pn1jj2fdwx9px3ih8rk8af-treefmt-check.drv'
treefmt-check> traversed 436 files
treefmt-check> emitted 304 files for processing
treefmt-check> formatted 304 files (0 changed) in 4.564s

post-build step Upload to niks3: ok
time=2026-08-16T18:17:31.666Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-16T18:17:32.059Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-16T18:17:32.419Z level=INFO msg="Upload complete. (826ms)"