Dockerfile installing ponyc deb from bintray repo and llvm-3.9 from http://apt.llvm.org

Dockerfile

FROM ubuntu:xenial¬                                                                                                                                                                                                                           
¬                                                                                                                       
ENV LLVM_VERSION 3.9.1¬                                                                                                 
¬                                                                                                                       
RUN apt-get update \¬                                                                                                   
    && apt-get install -y \¬                                                                                            
       apt-transport-https \¬                                                                                           
       g++ \¬                                                                                                           
       git \¬                                                                                                           
       vim \¬                                                                                                           
       wget \¬                                                                                                          
    && rm -rf /var/lib/apt/lists/*¬                                                                                     
¬                                                                                                                       
RUN echo "deb http://apt.llvm.org/xenial/ llvm-toolchain-xenial-3.9 main" > /etc/apt/sources.list.d/llvm.list \¬        
    && wget http://apt.llvm.org/llvm-snapshot.gpg.key \¬                                                                
    && apt-key add llvm-snapshot.gpg.key \¬                                                                             
    && apt-get update \¬                                                                                                
    && apt-get -V install -y llvm-3.9 \¬                                                                                
    && rm -rf /var/lib/apt/lists/*¬                                                                                     
¬                                                                                                                       
RUN apt-key adv --keyserver hkp://keyserver.ubuntu.com:80 --recv-keys "8756 C4F7 65C9 AC3C B6B8  5D62 379C E192 D401 AB61" \¬
    && echo "deb https://dl.bintray.com/pony-language/ponyc-debian pony-language main" > /etc/apt/sources.list.d/ponylang.list \¬
    && apt-get update \¬                                                                                                
    && apt-get -V install -y ponyc \¬                                                                                   
    && rm -rf /var/lib/apt/lists/*¬                                                                                     
¬                                                                                                                       
WORKDIR /src/main¬                                                                                                      
CMD ponyc¬         

main.pony

actor Main
    new create(env: Env) =>
        env.out.print("hello world")

Using this dockerfile to compile this sample pony program results in a segfault:

Building builtin -> /usr/lib/pony/0.14.0-3301.681301f/packages/builtin
Segmentation fault (core dumped)