When tests time out, often jstack can't attach, so we instead rely on running jhsdb jstack on the core file. However, this appears to always fail to find the core file.
ERROR: can't open core file: No such file or directory
Error attaching to core file: Can't attach to the core file
sun.jvm.hotspot.debugger.DebuggerException: Can't attach to the core file
ERROR: can't open core file: No such file or directory
Error attaching to core file: Can't attach to the core file
sun.jvm.hotspot.debugger.DebuggerException: Can't attach to the core file