cargo::ops::resolve

# Constant UNUSED_PATCH_WARNING

Source

    const UNUSED_PATCH_WARNING: &str = "\
    Check that the patched package version and available features are compatible
    with the dependency requirements. If the patch has a different version from
    what is locked in the Cargo.lock file, run `cargo update` to use the new
    version. This may also occur with an optional dependency that is not enabled.";