he build fails because of missing com.android.support:support-v4:[13.0.0,)
Full build log below.
* What went wrong: A problem occurred configuring root project 'android'. > Could not resolve all dependencies for configuration ':_armv7DebugCompile'. > Could not find any version that matches com.android.support:support-v4:[13.0.0,). Searched in the following locations: https://repo1.maven.org/maven2/com/android/support/support-v4/maven-metadata.xml https://repo1.maven.org/maven2/com/android/support/support-v4/ https://download.01.org/crosswalk/releases/crosswalk/android/maven2/com/android/support/support-v4/maven-metadata.xml https://download.01.org/crosswalk/releases/crosswalk/android/maven2/com/android/support/support-v4/ Required by: :android:unspecified > org.xwalk:xwalk_core_library_beta:16.45.421.18 * Try: Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. BUILD FAILED Total time: 6.822 secs
解决方法:
Android sdk manager 安装 "Android Support Repository"