this derivation will be built:
  /nix/store/mccqz6gdpdnnjpncvrb2p3sa1xx1wzxy-treefmt-check.drv
building '/nix/store/mccqz6gdpdnnjpncvrb2p3sa1xx1wzxy-treefmt-check.drv'
treefmt-check> traversed 236 files
treefmt-check> emitted 121 files for processing
treefmt-check> formatted 121 files (0 changed) in 709ms

post-build step Upload to niks3: ok
time=2026-08-26T08:42:55.537Z level=INFO msg="Uploading 0 paths to 127.0.0.1 (1 already cached)"
time=2026-08-26T08:42:56.057Z level=INFO msg="Uploading 1 narinfos"
time=2026-08-26T08:42:56.116Z level=INFO msg="Upload complete. (597ms)"