code: func (s *ChecksService) ListCheckRunAnnotations(ctx context.Context, owner, repo string, checkRunID int64, opt *ListOptions) ([]*CheckRunAnnotation, *Response, error) {
  	u := fmt.Sprintf("repos/%v/%v/check-runs/%v/annotations", owner, repo, checkRunID)
  	u, err := addOptions(u, opt)
  	if err != nil {
  		return nil, nil, err
  	}
  
  	req, err := s.client.NewRequest("GET", u, nil)
  	if err != nil {
  		return nil, nil, err
  	}
  
  	req.Header.Set("Accept", mediaTypeCheckRunsPreview)
  
  	var checkRunAnnotations []*CheckRunAnnotation
  	resp, err := s.client.Do(ctx, req, &checkRunAnnotations)
  	if err != nil {
  		return nil, resp, err
  	}
  
  	return checkRunAnnotations, resp, nil
  }
docs: // ListCheckRunAnnotations lists the annotations for a check run.
  //
  // GitHub API docs: https://developer.github.com/v3/checks/runs/#list-annotations-for-a-check-run