this derivation will be built:
  /nix/store/xh6jxwbsg1q64sqcp9in3zdinmdjh28j-treefmt-check.drv
building '/nix/store/xh6jxwbsg1q64sqcp9in3zdinmdjh28j-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 316 files
treefmt-check> emitted 248 files for processing
treefmt-check> formatted 248 files (0 changed) in 368ms
treefmt-check> 2026-06-21T19:58:37.403699Z  INFO tribuchet::attach: output unpacked path="/nix/store/87yyb9mgz9cpq6l3n0hh10pr91s3idnz-treefmt-check"

post-build step Upload coverage to codecov: ok
Skipping codecov: project=nix-community/harmonia attr=aarch64-linux.treefmt