code: func (state *DockerTaskEngineState) GetAllContainerIDs() []string {
  	state.lock.RLock()
  	defer state.lock.RUnlock()
  
  	var ids []string
  	for id := range state.idToTask {
  		ids = append(ids, id)
  	}
  
  	return ids
  }
docs: // GetAllContainerIDs returns all of the Container Ids