these 3 derivations will be built:
  /nix/store/cms3p2gm3zp0vxbhzbsfb4h0d3h97rbv-treefmt.toml.drv
  /nix/store/76mvfnr0v2cjcp3dq9w5a8fkylwqrs3d-treefmt.drv
  /nix/store/5mqp0r33q9nhg0jqh4733zn67zm9jkan-treefmt-check.drv
error: build of '/nix/store/5mqp0r33q9nhg0jqh4733zn67zm9jkan-treefmt-check.drv' on 'ssh-ng://customer@mac02' failed: Cannot build '/nix/store/5mqp0r33q9nhg0jqh4733zn67zm9jkan-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/wzh2si1j2ncd936igsjrimbhrgf1inrm-treefmt-check
       Last 25 log lines:
       >
       > CPY001 Missing copyright notice at top of file
       > --> src/update_flake_inputs/flake_service.py:1:1
       >
       > CPY001 Missing copyright notice at top of file
       > --> src/update_flake_inputs/gitea_service.py:1:1
       >
       > CPY001 Missing copyright notice at top of file
       > --> tests/__init__.py:1:1
       >
       > CPY001 Missing copyright notice at top of file
       > --> tests/test_flake_service.py:1:1
       >
       > CPY001 Missing copyright notice at top of file
       > --> tests/test_gitea_service.py:1:1
       >
       > CPY001 Missing copyright notice at top of file
       > --> tests/test_process_flake_updates.py:1:1
       >
       > Found 10 errors.
       >
       > traversed 34 files
       > emitted 20 files for processing
       > formatted 10 files (0 changed) in 135ms
       > Error: failed to finalise formatting: formatting failures detected
       For full logs, run:
         nix log /nix/store/5mqp0r33q9nhg0jqh4733zn67zm9jkan-treefmt-check.drv
error: Cannot build '/nix/store/5mqp0r33q9nhg0jqh4733zn67zm9jkan-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/wzh2si1j2ncd936igsjrimbhrgf1inrm-treefmt-check