Looks like java expects java.lang.Reference to be loaded during parsing of below example. Please, note that all works fine if rt.jar is located before mapping-1.0.1-jar-with-dependencies.jar.

I reproduced bug on the Java 6 & 7.

Command to reproduce:
/net/vmsqe.russia/export/jdk/re/6u18/promoted/ea/b01/binaries/solaris-i586/bin/java -client -Xbootclasspath/p:/net/vmsqe.russia/export/testbase/ctw/build/../jars/ibiblio/maven2/org/ow2/jasmine/mapping/1.0.1/mapping-1.0.1-jar-with-dependencies.jar