/usr/lib/ is in libimage-magick-q16-perl 8:6.8.9.9-7ubuntu5.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/x86_64-linux-gnu/
/usr/lib/x86_64-linux-gnu/perl5/
/usr/lib/x86_64-linux-gnu/perl5/5.22/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Image/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Image/Magick/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Image/Magick/Magick.so
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Image/Magick/autosplit.ix
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Image/Magick/Q16/
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Image/Magick/Q16/Q16.so
/usr/lib/x86_64-linux-gnu/perl5/5.22/auto/Image/Magick/Q16/autosplit.ix
/usr/lib/x86_64-linux-gnu/perl5/5.22/Image/
/usr/lib/x86_64-linux-gnu/perl5/5.22/Image/Magick/
/usr/lib/x86_64-linux-gnu/perl5/5.22/Image/Magick/Q16.pm