/usr/share/lintian/overrides/libasan5-dbg-powerpc-cross is in libasan5-dbg-powerpc-cross 8-20180414-1ubuntu2cross1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 | libasan5-dbg-powerpc-cross binary: arch-independent-package-contains-binary-or-object
libasan5-dbg-powerpc-cross binary: debug-package-should-be-named-dbg
libasan5-dbg-powerpc-cross binary: non-standard-dir-in-usr
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