these 3 derivations will be built:
  /nix/store/qa5i5c3jzp730hsdyrnvnmy8033m8m59-treefmt.toml.drv
  /nix/store/yzw8bd6djiapc0f8rlm9v44fss1vmrd4-treefmt.drv
  /nix/store/ad0hq38p3qy5g9d5xbw5n0qh24jk5g6x-treefmt-check.drv
building '/nix/store/qa5i5c3jzp730hsdyrnvnmy8033m8m59-treefmt.toml.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/qa5i5c3jzp730hsdyrnvnmy8033m8m59-treefmt.toml.drv'
treefmt.toml> structuredAttrs is enabled
building '/nix/store/yzw8bd6djiapc0f8rlm9v44fss1vmrd4-treefmt.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/yzw8bd6djiapc0f8rlm9v44fss1vmrd4-treefmt.drv'
building '/nix/store/ad0hq38p3qy5g9d5xbw5n0qh24jk5g6x-treefmt-check.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/ad0hq38p3qy5g9d5xbw5n0qh24jk5g6x-treefmt-check.drv'
treefmt-check> treefmt v2.5.0traversed 55 files
treefmt-check> emitted 32 files for processing
treefmt-check> formatted 32 files (0 changed) in 218ms

post-build step Upload coverage to codecov: ok
Skipping codecov: project=Mic92/fast-nix-gc attr=default.checks.aarch64-darwin.treefmt