Allow installing alongside existing Rust (with warning)
See
@@ -412,7 +412,7 @@ fn do_pre_install_sanity_checks() -> Result<()> {
"run `{}` as root to uninstall Rust",
uninstaller_path.display()
);
- return Err("cannot install while Rust is installed".into());
+ // return Err("cannot install while Rust is installed".into());
}
if rustup_sh_exists {
