/usr/lib/eclipse/plugins/ is in eclipse-platform 3.8.1-7.
This file is owned by root:root, with mode 0o755.
..
/usr/lib/eclipse/plugins/com.jcraft.jsch_0.1.51.jar
/usr/lib/eclipse/plugins/javax.el_2.2.0.jar
/usr/lib/eclipse/plugins/javax.servlet.jsp_2.2.0.v201103241327.jar
/usr/lib/eclipse/plugins/javax.servlet_3.0.0.v201103241327.jar
/usr/lib/eclipse/plugins/org.apache.commons.codec_1.9.0.jar
/usr/lib/eclipse/plugins/org.apache.commons.httpclient_3.1.0.jar
/usr/lib/eclipse/plugins/org.apache.commons.logging_1.2.0.jar
/usr/lib/eclipse/plugins/org.apache.el_7.0.26.jar
/usr/lib/eclipse/plugins/org.apache.jasper_7.0.26.jar
/usr/lib/eclipse/plugins/org.apache.juli_7.0.26.jar
/usr/lib/eclipse/plugins/org.apache.lucene.analysis_2.9.4.jar
/usr/lib/eclipse/plugins/org.apache.lucene.core_2.9.4.jar
/usr/lib/eclipse/plugins/org.apache.tomcat.api_7.0.26.jar
/usr/lib/eclipse/plugins/org.apache.tomcat.util_7.0.26.jar
/usr/lib/eclipse/plugins/org.eclipse.core.filesystem.linux.x86_64_1.2.0.dist.jar
/usr/lib/eclipse/plugins/org.eclipse.core.net.linux.x86_64_1.1.0.dist.jar
/usr/lib/eclipse/plugins/org.eclipse.jetty.continuation_8.1.16.v20140903.jar
/usr/lib/eclipse/plugins/org.eclipse.jetty.http_8.1.16.v20140903.jar
/usr/lib/eclipse/plugins/org.eclipse.jetty.io_8.1.16.v20140903.jar
/usr/lib/eclipse/plugins/org.eclipse.jetty.security_8.1.16.v20140903.jar
/usr/lib/eclipse/plugins/org.eclipse.jetty.server_8.1.16.v20140903.jar
/usr/lib/eclipse/plugins/org.eclipse.jetty.servlet_8.1.16.v20140903.jar
/usr/lib/eclipse/plugins/org.eclipse.jetty.util_8.1.16.v20140903.jar
/usr/lib/eclipse/plugins/org.sat4j.core_2.3.3.WHEEZY.jar
/usr/lib/eclipse/plugins/org.sat4j.pb_2.3.3.WHEEZY.jar