bug in docker

Hi, author, when I run the      run-sigtool -f sig_curie_tool        in the cmap/sigtool-runtime, the processed was stucked. And the situation pic was fellow up.
<img width="767" alt="image" src="https://user-images.githubusercontent.com/77764579/194984765-e7812efc-1b60-40e3-a321-1b469a0956c8.png">
