this derivation will be built:
  /nix/store/m6wmgc3bvz3nwjmq2gs8c9s9w8xnmzzm-treefmt-check.drv
building '/nix/store/m6wmgc3bvz3nwjmq2gs8c9s9w8xnmzzm-treefmt-check.drv'
treefmt-check> traversed 446 files
treefmt-check> emitted 311 files for processing
treefmt-check> formatted 311 files (0 changed) in 10.195s

post-build step Upload to niks3: ok
time=2026-08-21T18:36:21.819Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-21T18:36:22.580Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-21T18:36:23.018Z level=INFO msg="Upload complete. (1.793s)"