these 3 derivations will be built:
  /nix/store/cd0r6msdk1287d1gh881zg12qxy4l4zb-treefmt.toml.drv
  /nix/store/nfqqp6ylyzjbywh199p51w1xgcs458v9-treefmt.drv
  /nix/store/v9b73is3gym9aagf961q2war6bcgfm4z-treefmt-check.drv
building '/nix/store/cd0r6msdk1287d1gh881zg12qxy4l4zb-treefmt.toml.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/cd0r6msdk1287d1gh881zg12qxy4l4zb-treefmt.toml.drv'
treefmt.toml> structuredAttrs is enabled
building '/nix/store/nfqqp6ylyzjbywh199p51w1xgcs458v9-treefmt.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/nfqqp6ylyzjbywh199p51w1xgcs458v9-treefmt.drv'
building '/nix/store/v9b73is3gym9aagf961q2war6bcgfm4z-treefmt-check.drv' on 'ssh-ng://customer@mac02'
building '/nix/store/v9b73is3gym9aagf961q2war6bcgfm4z-treefmt-check.drv'
treefmt-check> treefmt v2.6.0traversed 339 files
treefmt-check> emitted 270 files for processing
treefmt-check> formatted 270 files (0 changed) in 1.889s

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