MSYS mangles the single-byte separator argument on Windows, and the swallowed
rg error made the Input check pass vacuously.
Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>
ripgrep prints backslash paths on Windows, so the infrastructure/input
exclusion never matched and the architecture check failed on a clean tree.
Co-Authored-By: Claude Fable 5.1 <noreply@anthropic.com>