/usr/lib/perl5/auto/Ace/Sequence/autosplit.ix is in libace-perl 1.92-2build3.
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/Ace/Sequence.pm
# (file acts as timestamp)
1;
|