Cannot run calculation; LISP bad CPU type, 64-bit? #16

edu.cmu.cs.hcii.cogtool.util.RcvrComputationException: edu.cmu.cs.hcii.cogtool.model.IPredictionAlgo$ComputationException: Executing LISP failed
	at edu.cmu.cs.hcii.cogtool.controller.ComputePredictionCmd.computePrediction(ComputePredictionCmd.java:187)
	at edu.cmu.cs.hcii.cogtool.controller.ComputePredictionCmd.computeAllPredictions(ComputePredictionCmd.java:243)
	at edu.cmu.cs.hcii.cogtool.controller.ProjectController.recomputeScripts(ProjectController.java:5547)
	at edu.cmu.cs.hcii.cogtool.controller.ProjectController.recomputeScripts(ProjectController.java:5412)
	at edu.cmu.cs.hcii.cogtool.controller.ProjectController$45.performAction(ProjectController.java:4789)
	at edu.cmu.cs.hcii.cogtool.util.ListenerIdentifierMap.performAction(ListenerIdentifierMap.java:216)
	at edu.cmu.cs.hcii.cogtool.util.ListenerIdentifierMap.performAction(ListenerIdentifierMap.java:267)
	at edu.cmu.cs.hcii.cogtool.ui.UI.performAction(UI.java:582)
	at edu.cmu.cs.hcii.cogtool.view.ContextMenuManager$2.handleEvent(ContextMenuManager.java:147)
	at org.eclipse.swt.widgets.EventTable.sendEvent(EventTable.java:89)
	at org.eclipse.swt.widgets.Display.sendEvent(Display.java:4387)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1512)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1535)
	at org.eclipse.swt.widgets.Widget.sendEvent(Widget.java:1520)
	at org.eclipse.swt.widgets.Widget.notifyListeners(Widget.java:1324)
	at org.eclipse.swt.widgets.Display.runDeferredEvents(Display.java:4174)
	at org.eclipse.swt.widgets.Display.readAndDispatch(Display.java:3791)
	at edu.cmu.cs.hcii.cogtool.util.WindowUtil.interact(WindowUtil.java:540)
	at edu.cmu.cs.hcii.cogtool.util.WindowUtil.interact(WindowUtil.java:570)
	at edu.cmu.cs.hcii.cogtool.CogTool.main(CogTool.java:382)
Caused by: edu.cmu.cs.hcii.cogtool.model.IPredictionAlgo$ComputationException: Executing LISP failed
	at edu.cmu.cs.hcii.cogtool.model.ACTRPredictionAlgo$ACTRAnalysisInput.compute(ACTRPredictionAlgo.java:382)
	at edu.cmu.cs.hcii.cogtool.model.IPredictionAlgo$AAnalysisInput.compute(IPredictionAlgo.java:177)
	at edu.cmu.cs.hcii.cogtool.controller.ComputePredictionCmd.computePrediction(ComputePredictionCmd.java:184)
	... 19 more
Caused by: edu.cmu.cs.hcii.cogtool.util.Subprocess$ExecuteException: IOException reading subprocess error stream
	at edu.cmu.cs.hcii.cogtool.util.Subprocess.exec(Subprocess.java:379)
	at edu.cmu.cs.hcii.cogtool.util.Subprocess.exec(Subprocess.java:176)
	at edu.cmu.cs.hcii.cogtool.util.Subprocess.execLisp(Subprocess.java:496)
	at edu.cmu.cs.hcii.cogtool.model.ACTRPredictionAlgo$ACTRAnalysisInput.compute(ACTRPredictionAlgo.java:373)
	... 21 more
Caused by: java.io.IOException: Cannot run program "/Users/Skyward/cogtool/dist/CogTool.app/Contents/Resources/clisp-mac-intel/lisp.run": error=86, Bad CPU type in executable
	at java.lang.ProcessBuilder.start(ProcessBuilder.java:1048)
	at java.lang.Runtime.exec(Runtime.java:620)
	at edu.cmu.cs.hcii.cogtool.util.Subprocess.exec(Subprocess.java:259)
	... 24 more
Caused by: java.io.IOException: error=86, Bad CPU type in executable
	at java.lang.UNIXProcess.forkAndExec(Native Method)
	at java.lang.UNIXProcess.<init>(UNIXProcess.java:247)
	at java.lang.ProcessImpl.start(ProcessImpl.java:134)
	at java.lang.ProcessBuilder.start(ProcessBuilder.java:1029)
	... 26 more