Enabling TRACE on infinispan throws the following exception on startup:

23:08:01,417 ERROR [CacheException] Unable to Initialize or Setup the Cache: org.cachebench.cachewrappers.InfinispanWrapper
java.lang.NullPointerException
at org.infinispan.CacheDelegate.toString(CacheDelegate.java:384)
at java.lang.String.valueOf(String.java:2827)
at java.lang.StringBuilder.append(StringBuilder.java:115)
at org.infinispan.factories.AbstractComponentRegistry$Component.toString(AbstractComponentRegistry.java:815)
at java.lang.String.valueOf(String.java:2827)
at org.infinispan.logging.AbstractLogImpl.substitute(AbstractLogImpl.java:65)
at org.infinispan.logging.AbstractLogImpl.trace(AbstractLogImpl.java:10)
at org.infinispan.factories.AbstractComponentRegistry.registerComponent(AbstractComponentRegistry.java:200)
at org.infinispan.factories.ComponentRegistry.registerComponent(ComponentRegistry.java:117)
at org.infinispan.factories.AbstractComponentRegistry.registerComponent(AbstractComponentRegistry.java:172)
at org.infinispan.factories.DefaultCacheFactory.bootstrap(DefaultCacheFactory.java:89)
at org.infinispan.factories.DefaultCacheFactory.createAndWire(DefaultCacheFactory.java:76)
at org.infinispan.factories.DefaultCacheFactory.createCache(DefaultCacheFactory.java:57)
at org.infinispan.manager.DefaultCacheManager.createCache(DefaultCacheManager.java:338)
at org.infinispan.manager.DefaultCacheManager.getCache(DefaultCacheManager.java:305)
at org.infinispan.manager.DefaultCacheManager.getCache(DefaultCacheManager.java:283)
at org.cachebench.cachewrappers.InfinispanWrapper.setUp(InfinispanWrapper.java:32)
at org.cachebench.cachewrappers.InfinispanWrapper.init(InfinispanWrapper.java:23)
at org.cachebench.CacheBenchmarkRunner.newCache(CacheBenchmarkRunner.java:141)
at org.cachebench.CacheBenchmarkRunner.runTests(CacheBenchmarkRunner.java:160)
at org.cachebench.CacheBenchmarkRunner.<init>(CacheBenchmarkRunner.java:113)
at org.cachebench.CacheBenchmarkRunner.<init>(CacheBenchmarkRunner.java:92)
at org.cachebench.CacheBenchmarkRunner.main(CacheBenchmarkRunner.java:64)

Every time I'm meant to go and run the benchmark tests, I go and find something!