these 3 derivations will be built:
  /nix/store/7n3lcgz4ssm551fdimcyv9arb5iz4sb3-treefmt.toml.drv
  /nix/store/nhpn7fvw8frnqzpj2biyp10f93bxpn7g-treefmt.drv
  /nix/store/w9py86mw4bri91iqmln7lwynyqv9vcmp-treefmt-check.drv
building '/nix/store/7n3lcgz4ssm551fdimcyv9arb5iz4sb3-treefmt.toml.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/7n3lcgz4ssm551fdimcyv9arb5iz4sb3-treefmt.toml.drv'
treefmt.toml> structuredAttrs is enabled
building '/nix/store/nhpn7fvw8frnqzpj2biyp10f93bxpn7g-treefmt.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/nhpn7fvw8frnqzpj2biyp10f93bxpn7g-treefmt.drv'
treefmt> structuredAttrs is enabled
building '/nix/store/w9py86mw4bri91iqmln7lwynyqv9vcmp-treefmt-check.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/w9py86mw4bri91iqmln7lwynyqv9vcmp-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 161 files
treefmt-check> emitted 146 files for processing
treefmt-check> formatted 146 files (0 changed) in 2.359s

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