checker/tests/nullness/init/Issue904.java

// Test case for Issue 904:
// https://github.com/typetools/checker-framework/issues/904

public class Issue904 {
  final Object mBar;
  final Runnable mRunnable =
      new Runnable() {
        @Override
        public void run() {
          // :: error: (dereference.of.nullable)
          mBar.toString();
        }
      };

  public Issue904() {
    mRunnable.run();
    mBar = "";
  }

  public static void main(String[] args) {
    new Issue904();
  }
}