Go Green 7.8 instance shutting down, JVM report stacktrace related to brokenlinks.LinkChecker

The Gogreen78 test server Tomcat instance did shutdown twice with a fatal error reported on org.apache.http.impl.cookie.BestMatchSpec.formatCookies which according to the stacktrace is called from the broken link checker.

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1. A fatal error has been detected by the Java Runtime Environment:
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2. SIGSEGV (0xb) at pc=0xf4c16776, pid=8810, tid=3084909424
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3. JRE version: 7.0_25-b15
4. Java VM: Java HotSpot(TM) Server VM (23.25-b01 mixed mode linux-x86 )
5. Problematic frame:
6. J org.apache.http.impl.cookie.BestMatchSpec.formatCookies(Ljava/util/List;)Ljava/util/List;

Exception in thread "Thread-515" java.lang.ArrayIndexOutOfBoundsException: -309683472
at java.util.ArrayList$Itr.next(ArrayList.java:799)
at org.apache.http.impl.cookie.BestMatchSpec.formatCookies(BestMatchSpec.java:189)
at org.apache.http.client.protocol.RequestAddCookies.process(RequestAddCookies.java:196)
at org.apache.http.protocol.ImmutableHttpProcessor.process(ImmutableHttpProcessor.java:109)
at org.apache.http.protocol.HttpRequestExecutor.preProcess(HttpRequestExecutor.java:176)
at org.apache.http.impl.client.DefaultRequestDirector.execute(DefaultRequestDirector.java:515)
at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:906)
at org.apache.http.impl.client.AbstractHttpClient.execute(AbstractHttpClient.java:805)
at org.onehippo.cms7.brokenlinks.LinkChecker$LinkCheckerRunner.checkExternalHttpLink(LinkChecker.java:289)
at org.onehippo.cms7.brokenlinks.LinkChecker$LinkCheckerRunner.run(LinkChecker.java:188)