anchor.diff:      PYTHONNOUSERSITE=1
   
   # Installing precomputed python packages
  -RUN conda install -y python=3.7.1 \
  -                     pip=19.1 \
  -                     mkl=2018.0.3 \
  -                     mkl-service \
  -                     numpy=1.15.4 \
  -                     scipy=1.1.0 \
  -                     scikit-learn=0.19.1 \
  -                     matplotlib=2.2.2 \
  -                     pandas=0.23.4 \
  -                     libxml2=2.9.8 \
  -                     libxslt=1.1.32 \
  -                     graphviz=2.40.1 \
  -                     traits=4.6.0 \
  -                     zlib; sync && \
  +RUN conda install -y python=3.8 && \
  +    conda install -y pip=20.0 && \
  +    conda install -y mkl=2020.2 && \
  +    conda install -y mkl-service && \
  +    conda install -y numpy=1.20 && \
  +    conda install -y scipy=1.6 && \
  +    conda install -y scikit-learn=0.24 && \
  +    conda install -y matplotlib=3.3 && \
  +    conda install -y pandas=1.2 && \
  +    conda install -y libxslt=1.1 && \
  +    conda install -y traits=6.1.0 && \
  +    conda install -y zlib; sync && \
       chmod -R a+rX /usr/local/miniconda; sync && \
       chmod +x /usr/local/miniconda/bin/*; sync && \
       conda clean -y --all && sync && \
  
positive.code:                     autoconf \
                      libtool \
                      pkg-config \
                      git && \
      curl -sSL https://deb.nodesource.com/setup_10.x | bash - && \
      apt-get install -y --no-install-recommends \
                      nodejs && \
      apt-get clean && rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*
  
  # Install latest pandoc
  RUN curl -o pandoc-2.2.2.1-1-amd64.deb -sSL "https://github.com/jgm/pandoc/releases/download/2.2.2.1/pandoc-2.2.2.1-1-amd64.deb" && \
      dpkg -i pandoc-2.2.2.1-1-amd64.deb && \
      rm pandoc-2.2.2.1-1-amd64.deb
  
  # Installing freesurfer
  RUN curl -sSL https://surfer.nmr.mgh.harvard.edu/pub/dist/freesurfer/6.0.1/freesurfer-Linux-centos6_x86_64-stable-pub-v6.0.1.tar.gz | tar zxv --no-same-owner -C /opt \
      --exclude='freesurfer/diffusion' \
      --exclude='freesurfer/docs' \
      --exclude='freesurfer/fsfast' \
  
negative.code:     --exclude='freesurfer/trctrain'
  
  # Simulate SetUpFreeSurfer.sh
  ENV FSL_DIR="/opt/fsl-5.0.11" \
      OS="Linux" \
      FS_OVERRIDE=0 \
      FIX_VERTEX_AREA="" \
  