this derivation will be built:
  /nix/store/vz8bfjg496xd3bx7195m0kva6dva4ihx-treefmt-check.drv
building '/nix/store/vz8bfjg496xd3bx7195m0kva6dva4ihx-treefmt-check.drv'
treefmt-check> traversed 446 files
treefmt-check> emitted 311 files for processing
treefmt-check> formatted 311 files (0 changed) in 17.101s

post-build step Upload to niks3: ok
time=2026-08-20T18:16:10.865Z level=INFO msg="Uploading 0 paths to niks3.numtide.com (1 already cached)"
time=2026-08-20T18:16:11.338Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-20T18:16:11.709Z level=INFO msg="Upload complete. (917ms)"