these 3 derivations will be built:
  /nix/store/w4hpcinwzarn2fxml2idhg8jz3lddlh4-treefmt.toml.drv
  /nix/store/k11krr3n3ha9arz6mvlvfasv68pfnzfi-treefmt.drv
  /nix/store/6zkygshdkz5k1gkzc2i3ipawhr3ga0kq-treefmt-check.drv
error: Cannot build '/nix/store/6zkygshdkz5k1gkzc2i3ipawhr3ga0kq-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/yrbysaldpa9vpxs1jbj4nj3aym4krikq-treefmt-check
       Last 25 log lines:
       >
       > CPY001 Missing copyright notice at top of file
       > --> tests/test_update.py:1:1
       >
       > CPY001 Missing copyright notice at top of file
       > --> tests/test_version_compare.py:1:1
       >
       > CPY001 Missing copyright notice at top of file
       > --> tests/test_version_prefix.py:1:1
       >
       > CPY001 Missing copyright notice at top of file
       > --> tests/test_version_regex_no_rev.py:1:1
       >
       > CPY001 Missing copyright notice at top of file
       > --> tests/test_version_sorting.py:1:1
       >
       > CPY001 Missing copyright notice at top of file
       > --> tests/test_yarn_berry_missing_hashes.py:1:1
       >
       > Found 79 errors (2 fixed, 77 remaining).
       >
       > traversed 158 files
       > emitted 143 files for processing
       > formatted 66 files (1 changed) in 124ms
       > Error: failed to finalise formatting: formatting failures detected
       For full logs, run:
         nix log /nix/store/6zkygshdkz5k1gkzc2i3ipawhr3ga0kq-treefmt-check.drv