/usr/lib/x86_64-linux-gnu/perl5/ is in libunicode-linebreak-perl 0.0.20140601-2+deb8u2.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/perl5/5.20/
/usr/lib/x86_64-linux-gnu/perl5/5.20/auto/
/usr/lib/x86_64-linux-gnu/perl5/5.20/auto/Unicode/
/usr/lib/x86_64-linux-gnu/perl5/5.20/auto/Unicode/LineBreak/
/usr/lib/x86_64-linux-gnu/perl5/5.20/auto/Unicode/LineBreak/LineBreak.so
/usr/lib/x86_64-linux-gnu/perl5/5.20/Text/
/usr/lib/x86_64-linux-gnu/perl5/5.20/Text/LineFold.pm
/usr/lib/x86_64-linux-gnu/perl5/5.20/Unicode/
/usr/lib/x86_64-linux-gnu/perl5/5.20/Unicode/LineBreak/
/usr/lib/x86_64-linux-gnu/perl5/5.20/Unicode/LineBreak/Constants.pm
/usr/lib/x86_64-linux-gnu/perl5/5.20/Unicode/LineBreak/Defaults.pm.sample
/usr/lib/x86_64-linux-gnu/perl5/5.20/Unicode/LineBreak.pm
/usr/lib/x86_64-linux-gnu/perl5/5.20/Unicode/LineBreak.pod
/usr/lib/x86_64-linux-gnu/perl5/5.20/Unicode/GCString.pod
/usr/lib/x86_64-linux-gnu/perl5/5.20/Unicode/GCString.pm
/usr/lib/x86_64-linux-gnu/perl5/5.20/POD2/
/usr/lib/x86_64-linux-gnu/perl5/5.20/POD2/JA/
/usr/lib/x86_64-linux-gnu/perl5/5.20/POD2/JA/Text/
/usr/lib/x86_64-linux-gnu/perl5/5.20/POD2/JA/Text/LineFold.pod
/usr/lib/x86_64-linux-gnu/perl5/5.20/POD2/JA/Unicode/
/usr/lib/x86_64-linux-gnu/perl5/5.20/POD2/JA/Unicode/LineBreak.pod
/usr/lib/x86_64-linux-gnu/perl5/5.20/POD2/JA/Unicode/GCString.pod