this derivation will be built:
  /nix/store/v8aaq6z12fakgxa2ahnc99czn9jn5hag-treefmt-check.drv
building '/nix/store/v8aaq6z12fakgxa2ahnc99czn9jn5hag-treefmt-check.drv'
treefmt-check> traversed 286 files
treefmt-check> emitted 143 files for processing
treefmt-check> formatted 143 files (0 changed) in 882ms

post-build step Upload to niks3: ok
time=2026-09-14T04:41:27.884Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-09-14T04:41:28.750Z level=INFO msg="Uploading 1 narinfos"
time=2026-09-14T04:41:28.949Z level=INFO msg="Upload complete. (1.088s)"