this derivation will be built:
  /nix/store/sjq1rgcw3zz2adl21zxj4k0awnlpvlbw-treefmt-check.drv
building '/nix/store/sjq1rgcw3zz2adl21zxj4k0awnlpvlbw-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 495 files
treefmt-check> emitted 342 files for processing
treefmt-check> formatted 342 files (0 changed) in 782ms

post-build step Upload to niks3: ok
time=2026-08-20T15:38:54.288Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-08-20T15:38:54.671Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-20T15:38:54.883Z level=INFO msg="Upload complete. (617ms)"