gather segfault

gistfile1.txt

#include <hpx/hpx_init.hpp>
#include <hpx/hpx.hpp>
#include <hpx/lcos/gather.hpp>

char const* gather_basename = "/test/gather/";

HPX_REGISTER_GATHER(double, test_gather);

int hpx_main(int argc, char* argv[])
{
    for (uint i = 0; i < 10; i++)
    {
        hpx::future<double> value = hpx::make_ready_future(static_cast<double>(hpx::get_locality_id()));
        if (hpx::get_locality_id() == 0)
        {
            hpx::future<std::vector<double> > overall_result =
            hpx::lcos::gather_here(gather_basename, std::move(value), hpx::get_num_localities_sync());

            std::vector<double> sol = overall_result.get();

            for (int i = 0; i < sol.size(); i++)
            {
                std::cout << "got residual " << sol[i]  << " from " << i << std::endl;
            }
        }
        else
        {
            hpx::lcos::gather_there(gather_basename, std::move(value)).wait();
        }
    }

    return hpx::finalize();
}

int main(int argc, char* argv[])
{
    return hpx::init(argc, argv);
}