All reports of pkg-js-autopkgtest-file-does-not-exist for the archive. The extended description of this tag is:
One of the files referenced the specified file does not exist in sources and thus pkg-js-autopkgtest will likely fail.
Please update the debian/tests/pkg-fs/files file (see /usr/share/doc/pkg-js-autopkgtest/README.md).
This tag has not been emitted in any package tested by Lintian.