/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/ is in libwagon-java-doc 1.0.0-2ubuntu2.
This file is owned by root:root, with mode 0o755.
..
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/AuthSnoopFilter.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/ErrorCodeServlet.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/LatencyServlet.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/ProxyAuthenticationFilter.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/ProxyConnectionVerifierFilter.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/RedirectionServlet.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/ServerFixture.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/ServletExceptionServlet.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/class-use/
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/class-use/AuthSnoopFilter.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/class-use/ErrorCodeServlet.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/class-use/LatencyServlet.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/class-use/ProxyAuthenticationFilter.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/class-use/ProxyConnectionVerifierFilter.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/class-use/RedirectionServlet.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/class-use/ServerFixture.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/class-use/ServletExceptionServlet.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/package-frame.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/package-summary.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/package-tree.html
/usr/share/doc/libwagon-java/api/org/apache/maven/wagon/tck/http/fixture/package-use.html