anchor.diff:      https://dev-www.libreoffice.org/corpus/ww2fuzzer_seed_corpus.zip \
       https://dev-www.libreoffice.org/corpus/ww6fuzzer_seed_corpus.zip \
       https://dev-www.libreoffice.org/corpus/ww8fuzzer_seed_corpus.zip \
  -    https://dev-www.libreoffice.org/corpus/qpwfuzzer_seed_corpus.zip $SRC/
  +    https://dev-www.libreoffice.org/corpus/qpwfuzzer_seed_corpus.zip \
  +    https://dev-www.libreoffice.org/corpus/slkfuzzer_seed_corpus.zip $SRC/
   #clone source
   RUN git clone --depth 1 git://anongit.freedesktop.org/libreoffice/core libreoffice
   WORKDIR libreoffice
  
positive.code:     https://dev-www.libreoffice.org/src/5ade6ae2a99bc1e9e57031ca88d36dad-hyphen-2.8.8.tar.gz \
      https://dev-www.libreoffice.org/src/48d647fbd8ef8889e5a7f422c1bfda94-clucene-core-2.3.3.4.tar.gz \
      https://dev-www.libreoffice.org/src/boost_1_63_0.tar.bz2 \
      https://dev-www.libreoffice.org/src/expat-2.2.0.tar.bz2 \
      https://dev-www.libreoffice.org/src/libjpeg-turbo-1.5.1.tar.gz \
      https://dev-www.libreoffice.org/src/lcms2-2.8.tar.gz \
      https://dev-www.libreoffice.org/src/0168229624cfac409e766913506961a8-ucpp-1.3.2.tar.gz \
  
negative.code:     https://dev-www.libreoffice.org/src/a129d3c44c022de3b9dcf6d6f288d72e-libxslt-1.1.29.tar.gz \
      https://dev-www.libreoffice.org/src/047c3feb121261b76dc16cdb62f54483-hunspell-1.6.0.tar.gz \
      https://dev-www.libreoffice.org/src/freetype-2.7.1.tar.bz2 \
      https://dev-www.libreoffice.org/src/fontconfig-2.12.4.tar.bz2 \
      https://dev-www.libreoffice.org/src/libepoxy-1.3.1.tar.bz2 \
      https://dev-www.libreoffice.org/src/gpgme-1.8.0.tar.bz2 \
      https://dev-www.libreoffice.org/src/libassuan-2.4.3.tar.bz2 \
  