/usr/lib/perl5/auto/Image/Magick/autosplit.ix is in perlmagick 8:6.6.9.7-5ubuntu3.9.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 | # Index created by AutoSplit for blib/lib/Image/Magick.pm
# (file acts as timestamp)
1;
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