anchor.diff:  FROM ubuntu:20.04
   
  +# Setup directories
   WORKDIR /jsglr2evaluation
   RUN mkdir /jsglr2evaluation/bin
   RUN mkdir /jsglr2evaluation/data
  
positive.code: # Upgrade PIP
  RUN python3 -m pip install --upgrade pip
  
  # Add scripts
  COPY scripts scripts
  COPY parsetables parsetables
  
negative.code: ENV DEBIAN_FRONTEND=noninteractive
  
  # Install dependencies
  RUN apt-get install -y software-properties-common openjdk-8-jdk wget curl git make python3 python3-pip
  
  # Install Maven 3
  RUN cd bin &&\
  