Program: 111127
Project: 111127
Buggy source:
@Override public void onViewCreated(View view,Bundle savedInstanceState){
  super.onViewCreated(view,savedInstanceState);
  ArrayList<GooglePlusPost> posts=new ArrayList<>();
  for (int i=0; i < 23; i++) {
    GooglePlusPost post=new GooglePlusPost();
    post.setAvatarUrl(mAvatarUrls[i]);
    post.setDisplayName(mDisplayNames[i]);
    post.setTimestamp(mTimestamps[i]);
    post.setCommentCount(mCommentCounts[i]);
    post.setPlusOneCount(mPlusOneCounts[i]);
    post.setPostImageUrl(mPostImageUrls[i]);
    post.setComment(mComments[i]);
    int randOne=new Random().nextInt(mAvatarUrls.length);
    post.setCommenterOneDisplayName(mDisplayNames[randOne]);
    post.setCommenterOneAvatarUrl(mAvatarUrls[randOne]);
    int randTwo=new Random().nextInt(mAvatarUrls.length);
    post.setCommenterTwoDisplayName(mDisplayNames[randTwo]);
    post.setCommenterTwoAvatarUrl(mAvatarUrls[randTwo]);
    int randThree=new Random().nextInt(mAvatarUrls.length);
    post.setCommenterThreeDisplayName(mDisplayNames[randThree]);
    post.setCommenterThreeAvatarUrl(mAvatarUrls[randThree]);
    post.setMessage(mMessages[i]);
    posts.add(post);
  }
  GooglePlusAdapter adapter=new GooglePlusAdapter(getActivity(),posts);
  mRecyclerView.setHasFixedSize(true);
  RecyclerView.LayoutManager layoutManager=new LinearLayoutManager(getActivity());
  mRecyclerView.setLayoutManager(layoutManager);
  mRecyclerView.setAdapter(adapter);
  mRecyclerView.addItemDecoration(new SpacesItemDecoration(QuickReturnUtils.dp2px(getActivity(),8)));
  ArrayList<View> headerViews=new ArrayList<>();
  headerViews.add(getActionBarView());
  ArrayList<View> footerViews=new ArrayList<>();
  mQuickReturnFooterTextView.setTag(R.id.scroll_threshold_key,2);
  footerViews.add(mQuickReturnFooterTextView);
  mQuickReturnFooterImageView.setTag(R.id.scroll_threshold_key,4);
  footerViews.add(mQuickReturnFooterImageView);
  SpeedyQuickReturnRecyclerViewOnScrollListener scrollListener=new SpeedyQuickReturnRecyclerViewOnScrollListener.Builder(getActivity(),QuickReturnViewType.GOOGLE_PLUS).footerViews(footerViews).slideHeaderUpAnimation(AnimationUtils.loadAnimation(getActivity(),R.anim.slide_header_up)).slideHeaderDownAnimation(AnimationUtils.loadAnimation(getActivity(),R.anim.slide_header_down)).slideFooterUpAnimation(AnimationUtils.loadAnimation(getActivity(),R.anim.slide_footer_up)).slideFooterDownAnimation(AnimationUtils.loadAnimation(getActivity(),R.anim.slide_footer_down)).build();
  mRecyclerView.setOnScrollListener(scrollListener);
}

Fixed version (ground truth):
@Override public void onViewCreated(View view,Bundle savedInstanceState){
  super.onViewCreated(view,savedInstanceState);
  ArrayList<GooglePlusPost> posts=new ArrayList<>();
  for (int i=0; i < 23; i++) {
    GooglePlusPost post=new GooglePlusPost();
    post.setAvatarUrl(mAvatarUrls[i]);
    post.setDisplayName(mDisplayNames[i]);
    post.setTimestamp(mTimestamps[i]);
    post.setCommentCount(mCommentCounts[i]);
    post.setPlusOneCount(mPlusOneCounts[i]);
    post.setPostImageUrl(mPostImageUrls[i]);
    post.setComment(mComments[i]);
    int randOne=new Random().nextInt(mAvatarUrls.length);
    post.setCommenterOneDisplayName(mDisplayNames[randOne]);
    post.setCommenterOneAvatarUrl(mAvatarUrls[randOne]);
    int randTwo=new Random().nextInt(mAvatarUrls.length);
    post.setCommenterTwoDisplayName(mDisplayNames[randTwo]);
    post.setCommenterTwoAvatarUrl(mAvatarUrls[randTwo]);
    int randThree=new Random().nextInt(mAvatarUrls.length);
    post.setCommenterThreeDisplayName(mDisplayNames[randThree]);
    post.setCommenterThreeAvatarUrl(mAvatarUrls[randThree]);
    post.setMessage(mMessages[i]);
    posts.add(post);
  }
  GooglePlusAdapter adapter=new GooglePlusAdapter(getActivity(),posts);
  mRecyclerView.setHasFixedSize(true);
  RecyclerView.LayoutManager layoutManager=new LinearLayoutManager(getActivity());
  mRecyclerView.setLayoutManager(layoutManager);
  mRecyclerView.setAdapter(adapter);
  mRecyclerView.addItemDecoration(new SpacesItemDecoration(QuickReturnUtils.dp2px(getActivity(),8)));
  ArrayList<View> headerViews=new ArrayList<>();
  headerViews.add(getActionBarView());
  ArrayList<View> footerViews=new ArrayList<>();
  mQuickReturnFooterTextView.setTag(R.id.scroll_threshold_key,1);
  footerViews.add(mQuickReturnFooterTextView);
  mQuickReturnFooterImageView.setTag(R.id.scroll_threshold_key,3);
  footerViews.add(mQuickReturnFooterImageView);
  SpeedyQuickReturnRecyclerViewOnScrollListener scrollListener=new SpeedyQuickReturnRecyclerViewOnScrollListener.Builder(getActivity(),QuickReturnViewType.GOOGLE_PLUS).footerViews(footerViews).slideHeaderUpAnimation(AnimationUtils.loadAnimation(getActivity(),R.anim.slide_header_up)).slideHeaderDownAnimation(AnimationUtils.loadAnimation(getActivity(),R.anim.slide_header_down)).slideFooterUpAnimation(AnimationUtils.loadAnimation(getActivity(),R.anim.slide_footer_up)).slideFooterDownAnimation(AnimationUtils.loadAnimation(getActivity(),R.anim.slide_footer_down)).build();
  mRecyclerView.setOnScrollListener(scrollListener);
}