these 4 derivations will be built:
  /nix/store/jhkdnl9x719d34hrz67cyl1lvjjs13af-buildbot-4.3.0.drv
  /nix/store/gzqkd02i3c3sqv46f4was8r462j7r1rl-treefmt.toml.drv
  /nix/store/3fzl20dph236y6ldrwic7mh365cj5yr4-treefmt.drv
  /nix/store/mwl90ma7gfn3ggdr9c40c64w9388vmw1-treefmt-check.drv
these 20 paths will be fetched (17.1 MiB download, 98.1 MiB unpacked):
  /nix/store/r5dggcc273lblqdkv6h8dfwgh1y1jnpy-python3.14-alembic-1.18.1
  /nix/store/qx34yx7k75wj9cbrzlf0m4qfbay4qgk5-python3.14-autobahn-25.12.2
  /nix/store/ajqa6824a185rq22d646lipflkazs07f-python3.14-automat-25.4.16
  /nix/store/n0k3rc88rkq6x91dv80dj7lnqki2p9cs-python3.14-buildbot_worker-4.3.0
  /nix/store/5m0vhr1752v16xkdcckjdi2vjzznzklc-python3.14-constantly-23.10.4
  /nix/store/0d99rlly9v3sps0ynkp3ky0mfmfvmc05-python3.14-croniter-6.2.4
  /nix/store/n7lwn8s5axh2h53n2nsp10w1gcj1mgqk-python3.14-hyperlink-21.0.0
  /nix/store/wq71ns6cvc6x2zp70qsm0y716fdk466c-python3.14-importlib-resources-7.1.0
  /nix/store/2yzndviqrkd3j9a8phi90pm8vdinkw3j-python3.14-incremental-24.11.0
  /nix/store/izjnma0siwc9a5xfig8apwsvxpnazxfr-python3.14-multipart-2.0.0
  /nix/store/s2xilgv7yj7l2v9cwkbnssph99hkg9hi-python3.14-pyjwt-2.14.0
  /nix/store/j6ch2k2zzqzy5jqri6s76bs86p3rz0a3-python3.14-pynacl-1.6.2
  /nix/store/7dmnxbk7hilb2lzlpsanvvv73ccng97k-python3.14-sqlalchemy-2.0.51
  /nix/store/jkx5fzznix5cz2fg9w7vydrdqlwvzmy0-python3.14-treq-25.5.0
  /nix/store/4ws09d3025v4k4njmpmv92092az77bx9-python3.14-twisted-26.4.0
  /nix/store/nsz24az0r4lzgjz2nnz5a102ww2zk1id-python3.14-txaio-25.12.2
  /nix/store/71hjcsmv6qcr6wxnc2nmzwb7yy2sz5c3-python3.14-types-requests-2.32.4.20260107
  /nix/store/jdg6y3whxwgskrancb5iw6ma3l3ia35m-python3.14-types-urllib3-1.26.25.14
  /nix/store/g5yzb0lcjfvfc82qfb3r0yssdvvyjqx1-python3.14-unidiff-1.0.0
  /nix/store/6qbbri3isb9fk8mmgwl45i26dp3hyig4-python3.14-zstandard-0.25.0
error: Cannot build '/nix/store/mwl90ma7gfn3ggdr9c40c64w9388vmw1-treefmt-check.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/rvbh57dvcj18drsh4j9ysg9a26br6fcf-treefmt-check
       Last 25 log lines:
       > CPY001 Missing copyright notice at top of file
       > --> buildbot_nix/buildbot_nix/scheduled.py:1:1
       >
       > CPY001 Missing copyright notice at top of file
       > --> buildbot_nix/buildbot_nix/tests/__init__.py:1:1
       >
       > CPY001 Missing copyright notice at top of file
       > --> buildbot_nix/buildbot_nix/tests/test_nix_eval_job.py:1:1
       >
       > CPY001 Missing copyright notice at top of file
       > --> buildbot_nix/buildbot_nix/tests/test_pydantic_models.py:1:1
       >
       > CPY001 Missing copyright notice at top of file
       > --> buildbot_nix/buildbot_nix/util.py:1:1
       >
       > CPY001 Missing copyright notice at top of file
       > --> buildbot_nix/buildbot_nix/worker.py:1:1
       >
       > Found 60 errors (10 fixed, 50 remaining).
       > No fixes available (1 hidden fix can be enabled with the `--unsafe-fixes` option).
       >
       > traversed 98 files
       > emitted 90 files for processing
       > formatted 42 files (6 changed) in 19.529s
       > Error: failed to finalise formatting: formatting failures detected
       For full logs, run:
         nix log /nix/store/mwl90ma7gfn3ggdr9c40c64w9388vmw1-treefmt-check.drv