Starting a server on /0.0.0.0:23000...
Once the server starts (shortly), visit the URL in your browser.
Note: The longer you wait before using the output of that webpage, the more accurate the results will be.
java.lang.InternalError: instrument library is missing in target VM
        at sun.tools.attach.HotSpotVirtualMachine.loadAgent(HotSpotVirtualMachine.java:105)
        at com.sun.tools.attach.VirtualMachine.loadAgent(VirtualMachine.java:526)
        at com.sk89q.warmroast.WarmRoast.connect(WarmRoast.java:122)
        at com.sk89q.warmroast.WarmRoast.main(WarmRoast.java:327)