[proton-c] container continues to run() after container.stop() called from main thread

#include <proton/container.hpp>
#include <iostream>
#include <thread>

int main( int, char** )
{
  try
  {
    proton::container c;
    c.auto_stop( false );
    auto containerThread = std::thread([&]() { std::cout << "CONTAINER IS RUNNING" << std::endl; 
                                                                                          c.run(); std::cout << "CONTAINER IS DONE" << std::endl; });
    std::this_thread::sleep_for( std::chrono::seconds( 2 ));
    std::cout << "STOPPING CONTAINER" << std::endl;
    c.stop();
    std::cout << "WAITING FOR CONTAINER" << std::endl;
    containerThread.join();
    return 0;
  }
  catch( std::exception& e )
  {
    std::cerr << e.what() << std::endl;
  }
  return 1;
}

[rkieley@i7t450s build]$ g++ -g -Wall -Wextra -Wpointer-arith -Wconversion -Wformat -Wformat-security -Wformat-y2k -Wsign-promo -Wcast-qual -g3 -ggdb3 -Wunused-variable -fno-eliminate-unused-debug-types -O3 -DNDEBUG -fPIC -DPN_CPP_HAS_LAMBDAS=0  -std=gnu++11  ../attachments/test.cpp -lqpid-proton-cpp -lqpid-proton-core -lqpid-proton-proactor -lrt -lpthread -o test