these 3 derivations will be built:
  /nix/store/zxzlqavy9awmc9692pv7ihm84xqw3rnk-treefmt.toml.drv
  /nix/store/6jncf9bv4k8n8adh9gylx2x2szk7liyb-treefmt.drv
  /nix/store/cvg65dl2ca68wmm3518dzc46s26i69wj-treefmt-check.drv
this path will be fetched (987.3 KiB download, 2.4 MiB unpacked):
  /nix/store/snnq3qirippcchhs45bw3p1n0axfiq7a-nixfmt-rs-0.5.3
building '/nix/store/zxzlqavy9awmc9692pv7ihm84xqw3rnk-treefmt.toml.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/zxzlqavy9awmc9692pv7ihm84xqw3rnk-treefmt.toml.drv'
treefmt.toml> structuredAttrs is enabled
building '/nix/store/6jncf9bv4k8n8adh9gylx2x2szk7liyb-treefmt.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/6jncf9bv4k8n8adh9gylx2x2szk7liyb-treefmt.drv'
treefmt> structuredAttrs is enabled
building '/nix/store/cvg65dl2ca68wmm3518dzc46s26i69wj-treefmt-check.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/cvg65dl2ca68wmm3518dzc46s26i69wj-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 55 files
treefmt-check> emitted 32 files for processing
treefmt-check> formatted 32 files (0 changed) in 264ms

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