init.lua:692: 尝试调用字段'setheaptracking'(一个空值)

我正在安装 torch7。安装完成后,当我运行 ./th 时,出现下面的错误。有人知道如何解决吗?

/Lua/torch/install/share/lua/5.1/trepl/init.lua:692: 尝试调用字段 'setheaptracking'(一个空值) 堆栈回溯:

...de2015.5-/Lua/torch/install/share/lua/5.1/trepl/init.lua:692: in main chunk
[C]: in function 'require'
.../Lua/torch/install/lib/luarocks/rocks/trepl/scm-1/bin/th:104: in main chunk
[C]: at 0x004064d0
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