this derivation will be built:
  /nix/store/7k5sjp09z5iimdr4nmmz1nyc0hr96613-treefmt-check.drv
building '/nix/store/7k5sjp09z5iimdr4nmmz1nyc0hr96613-treefmt-check.drv'
treefmt-check> traversed 446 files
treefmt-check> emitted 311 files for processing
treefmt-check> formatted 311 files (0 changed) in 17.755s

post-build step Upload to niks3: ok
time=2026-08-21T21:19:33.754Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-21T21:19:34.273Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-21T21:19:34.670Z level=INFO msg="Upload complete. (999ms)"