this derivation will be built:
  /nix/store/rbqmqv2h3m3g2shmafcrc4gvz8x4mkf3-treefmt-check.drv
building '/nix/store/rbqmqv2h3m3g2shmafcrc4gvz8x4mkf3-treefmt-check.drv'
treefmt-check> traversed 437 files
treefmt-check> emitted 311 files for processing
treefmt-check> formatted 311 files (0 changed) in 2.735s

post-build step Upload to niks3: ok
time=2026-08-14T09:11:41.907Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-14T09:11:42.349Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-14T09:11:42.704Z level=INFO msg="Upload complete. (869ms)"