this derivation will be built:
  /nix/store/vnq4a8ka9m1hx7ijkmkhagrynm5f3p6s-treefmt-check.drv
building '/nix/store/vnq4a8ka9m1hx7ijkmkhagrynm5f3p6s-treefmt-check.drv'
treefmt-check> traversed 228 files
treefmt-check> emitted 116 files for processing
treefmt-check> formatted 116 files (0 changed) in 674ms

post-build step Upload to niks3: ok
time=2026-08-25T13:54:27.621Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-08-25T13:54:28.336Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-25T13:54:28.668Z level=INFO msg="Upload complete. (1.071s)"