these 3 derivations will be built:
  /nix/store/v6psakl9h0ba06ryhrwwiqrz250hq8zb-treefmt.toml.drv
  /nix/store/pqvd4hczvhsch5iwmsyrypzy6d27fvl5-treefmt.drv
  /nix/store/bhfrp1kc1v0wdrj7m7zclnpm5k783044-treefmt-check.drv
building '/nix/store/v6psakl9h0ba06ryhrwwiqrz250hq8zb-treefmt.toml.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/v6psakl9h0ba06ryhrwwiqrz250hq8zb-treefmt.toml.drv'
treefmt.toml> structuredAttrs is enabled
building '/nix/store/pqvd4hczvhsch5iwmsyrypzy6d27fvl5-treefmt.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/pqvd4hczvhsch5iwmsyrypzy6d27fvl5-treefmt.drv'
building '/nix/store/bhfrp1kc1v0wdrj7m7zclnpm5k783044-treefmt-check.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/bhfrp1kc1v0wdrj7m7zclnpm5k783044-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 1.046s

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