these 2 derivations will be built:
  /nix/store/9zn3n45h0hiwgzq7c686g7wwh809x4db-mcptoon-0.8.25.drv
  /nix/store/q5460l85qx6jh1irsm1l2ii96b05axf0-check-mcptoon.drv
error: Cannot build '/nix/store/9zn3n45h0hiwgzq7c686g7wwh809x4db-mcptoon-0.8.25.drv'.
       Reason: builder failed with exit code 1.
       Output paths:
         /nix/store/7gn3k31mgbwdwf1q3y858vihljh9vsnw-mcptoon-0.8.25
         /nix/store/bpm3hyk1pa44xcjpfbli1j44qiy9swp3-mcptoon-0.8.25-dist
       Last 25 log lines:
       > _________________ test_changelog_has_unreleased_delivery_mode __________________
       >
       >     def test_changelog_has_unreleased_delivery_mode():
       >         from pathlib import Path
       >         root = Path(__file__).resolve().parents[1]
       >         md = (root / "CHANGELOG.md").read_text(encoding="utf-8")
       > >       assert "## [Unreleased]" in md
       > E       AssertionError: assert '## [Unreleased]' in '# Changelog\n\nAll notable changes to mcptoon will be documented in this file.\n\nThe format is based on [Keep a Chan...n- No reconnection logic for dropped stdio connections\n- Schema cache is not invalidated when server config changes\n'
       >
       > tests/test_mode_delivery_surfaces.py:730: AssertionError
       > =============================== warnings summary ===============================
       > ../../nix/store/v0axk356l7kzmgfdwprgrys2a02l9amk-python3.14-pytest-9.1.1/lib/python3.14/site-packages/_pytest/config/__init__.py:1464
       >   /nix/store/v0axk356l7kzmgfdwprgrys2a02l9amk-python3.14-pytest-9.1.1/lib/python3.14/site-packages/_pytest/config/__init__.py:1464: PytestConfigWarning: Unknown config option: timeout
       >
       >     self._warn_or_fail_if_strict(f"Unknown config option: {key}\n")
       >
       > ../../nix/store/v0axk356l7kzmgfdwprgrys2a02l9amk-python3.14-pytest-9.1.1/lib/python3.14/site-packages/_pytest/config/__init__.py:1464
       >   /nix/store/v0axk356l7kzmgfdwprgrys2a02l9amk-python3.14-pytest-9.1.1/lib/python3.14/site-packages/_pytest/config/__init__.py:1464: PytestConfigWarning: Unknown config option: timeout_method
       >
       >     self._warn_or_fail_if_strict(f"Unknown config option: {key}\n")
       >
       > -- Docs: https://docs.pytest.org/en/stable/how-to/capture-warnings.html
       > =========================== short test summary info ============================
       > FAILED tests/test_mode_delivery_surfaces.py::test_changelog_has_unreleased_delivery_mode - AssertionError: assert '## [Unreleased]' in '# Changelog\n\nAll notable cha...
       > = 1 failed, 2652 passed, 13 skipped, 7 deselected, 2 warnings in 123.86s (0:02:03) =
       For full logs, run:
         nix log /nix/store/9zn3n45h0hiwgzq7c686g7wwh809x4db-mcptoon-0.8.25.drv
error: Cannot build '/nix/store/q5460l85qx6jh1irsm1l2ii96b05axf0-check-mcptoon.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/4mj3nadxsiqwmdipfhw072r1zpm67yry-check-mcptoon