non-android-x doesn't run

[sgehrman]

$ flutter run Running "flutter pub get" in flutter_audio_recorder_demo... 1.4s Using hardware rendering with device Android SDK built for x86. If you get graphics artifacts, consider enabling software rendering with "--enable-software-rendering". Launching lib/main.dart on Android SDK built for x86 in debug mode... [!] Your app isn't using AndroidX. To avoid potential build failures, you can quickly migrate your app by following the steps on https://goo.gl/CP92wY. Note: /home/steve/google/flutter/.pub-cache/hosted/pub.dartlang.org/path_provider-1.4.5/android/src/main/java/io/flutter/plugins/pathprovider/PathProviderPlugin.java uses or overrides a deprecated API. Note: Recompile with -Xlint:deprecation for details.

FAILURE: Build failed with an exception.

• What went wrong:
  Execution failed for task ':app:transformResourcesWithMergeJavaResForDebug'.

  More than one file was found with OS independent path 'META-INF/proguard/androidx-annotations.pro'

• Try:
  Run with --stacktrace option to get the stack trace. Run with --info or --debug option to get more log output. Run with --scan to get full insights.

• Get more help at https://help.gradle.org

BUILD FAILED in 17s
Running Gradle task 'assembleDebug'...
Running Gradle task 'assembleDebug'... Done 18.4s AndroidX incompatibilities may have caused this build to fail. Please migrate your app to AndroidX. See https://goo.gl/CP92wY. Gradle task assembleDebug failed with exit code 1

[sgehrman]

nevermind, I was on beta branch of flutter