Compilation fails with:
ERROR] Failed to execute goal org.apache.maven.plugins:maven-compiler-plugin:2.1:compile (default-compile) on project jboss-as-arquillian-common: Compilation failure
[ERROR] /qa/services/hudson/hudson_workspace/workspace/JBoss-AS-7.0.x-testSuite-openjdk/arquillian/common/src/main/java/org/jboss/as/arquillian/container/JBossASDeploymentPackager.java:[59,16] inconvertible types
[ERROR] found : org.jboss.shrinkwrap.api.Archive<capture#470 of ?>
[ERROR] required: org.jboss.shrinkwrap.api.spec.WebArchive

I've confirmed this is the latest version of OpenJDK:
java-1.6.0-openjdk-1.6.0.0-1.20.b17.el5