Program: 20401
Project: 20401
Buggy source:
@Override protected By buildMobileNativeBy(){
  AnnotatedElement annotatedElement=annotatedElementContainer.getAnnotated();
  if (ANDROID.toUpperCase().equals(platform) && SELENDROID.toUpperCase().equals(automation)) {
    SelendroidFindBy selendroidFindBy=annotatedElement.getAnnotation(SelendroidFindBy.class);
    SelendroidFindBys selendroidFindBys=annotatedElement.getAnnotation(SelendroidFindBys.class);
    SelendroidFindAll selendroidFindByAll=annotatedElement.getAnnotation(SelendroidFindAll.class);
    if (selendroidFindBy != null)     return createBy(new Annotation[]{selendroidFindBy},HowToUseSelectors.USE_ONE);
    if (selendroidFindBys != null)     return createBy(selendroidFindBys.value(),HowToUseSelectors.BUILD_CHAINED);
    if (selendroidFindByAll != null)     return createBy(selendroidFindByAll.value(),HowToUseSelectors.USE_ANY);
  }
  if (ANDROID.toUpperCase().equals(platform)) {
    AndroidFindBy androidFindBy=annotatedElement.getAnnotation(AndroidFindBy.class);
    AndroidFindBys androidFindBys=annotatedElement.getAnnotation(AndroidFindBys.class);
    AndroidFindAll androidFindAll=annotatedElement.getAnnotation(AndroidFindAll.class);
    if (androidFindBy != null)     return createBy(new Annotation[]{androidFindBy},HowToUseSelectors.USE_ONE);
    if (androidFindBys != null)     return createBy(androidFindBys.value(),HowToUseSelectors.BUILD_CHAINED);
    if (androidFindAll != null)     return createBy(androidFindAll.value(),HowToUseSelectors.USE_ANY);
  }
  if (IOS.toUpperCase().equals(platform)) {
    iOSFindBy iOSFindBy=annotatedElement.getAnnotation(iOSFindBy.class);
    iOSFindBys iOSFindBys=annotatedElement.getAnnotation(iOSFindBys.class);
    iOSFindAll iOSFindAll=annotatedElement.getAnnotation(iOSFindAll.class);
    if (iOSFindBy != null)     return createBy(new Annotation[]{iOSFindBy},HowToUseSelectors.USE_ONE);
    if (iOSFindBys != null)     return createBy(iOSFindBys.value(),HowToUseSelectors.BUILD_CHAINED);
    if (iOSFindAll != null)     return createBy(iOSFindAll.value(),HowToUseSelectors.USE_ANY);
  }
  return null;
}

Fixed version (ground truth):
@Override protected By buildMobileNativeBy(){
  AnnotatedElement annotatedElement=annotatedElementContainer.getAnnotated();
  if (ANDROID.toUpperCase().equals(platform) && SELENDROID.toUpperCase().equals(automation)) {
    SelendroidFindBy selendroidFindBy=annotatedElement.getAnnotation(SelendroidFindBy.class);
    SelendroidFindBys selendroidFindBys=annotatedElement.getAnnotation(SelendroidFindBys.class);
    SelendroidFindAll selendroidFindByAll=annotatedElement.getAnnotation(SelendroidFindAll.class);
    if (selendroidFindBy != null) {
      return createBy(new Annotation[]{selendroidFindBy},HowToUseSelectors.USE_ONE);
    }
    if (selendroidFindBys != null) {
      return createBy(selendroidFindBys.value(),HowToUseSelectors.BUILD_CHAINED);
    }
    if (selendroidFindByAll != null) {
      return createBy(selendroidFindByAll.value(),HowToUseSelectors.USE_ANY);
    }
  }
  if (ANDROID.toUpperCase().equals(platform)) {
    AndroidFindBy androidFindBy=annotatedElement.getAnnotation(AndroidFindBy.class);
    AndroidFindBys androidFindBys=annotatedElement.getAnnotation(AndroidFindBys.class);
    AndroidFindAll androidFindAll=annotatedElement.getAnnotation(AndroidFindAll.class);
    if (androidFindBy != null) {
      return createBy(new Annotation[]{androidFindBy},HowToUseSelectors.USE_ONE);
    }
    if (androidFindBys != null) {
      return createBy(androidFindBys.value(),HowToUseSelectors.BUILD_CHAINED);
    }
    if (androidFindAll != null) {
      return createBy(androidFindAll.value(),HowToUseSelectors.USE_ANY);
    }
  }
  if (IOS.toUpperCase().equals(platform)) {
    iOSFindBy iOSFindBy=annotatedElement.getAnnotation(iOSFindBy.class);
    iOSFindBys iOSFindBys=annotatedElement.getAnnotation(iOSFindBys.class);
    iOSFindAll iOSFindAll=annotatedElement.getAnnotation(iOSFindAll.class);
    if (iOSFindBy != null) {
      return createBy(new Annotation[]{iOSFindBy},HowToUseSelectors.USE_ONE);
    }
    if (iOSFindBys != null) {
      return createBy(iOSFindBys.value(),HowToUseSelectors.BUILD_CHAINED);
    }
    if (iOSFindAll != null) {
      return createBy(iOSFindAll.value(),HowToUseSelectors.USE_ANY);
    }
  }
  return null;
}