pip-sync uninstalls pyproject-hooks, which is requirement of build package and indirectly requirement of pip-tools. End result is broken pip-tools installation.

Environment Versions

Windows 10
Python version: Python 3.11.4
pip version: pip 23.2
pip-tools version: pip-compile, version 7.0.0

Steps to replicate

1. Create and activate venv
2. Install pip-tools
3. Create empty requirements.txt
4. Run: pip-sync

Expected result

Everything up-to-date

Actual result

Found existing installation: pyproject_hooks 1.0.0
Uninstalling pyproject_hooks-1.0.0:
Successfully uninstalled pyproject_hooks-1.0.0