protected void cancel() throws Exception {
		Window window = waitForWindowByTitleContaining(CANCELLABLE_SCRIPT_NAME);
		assertNotNull("Could not find script progress dialog", window);
		pressButtonByText(window, "Cancel");
	}
Run the last script by pressing the last script button and return output.

@param taskName name for the task listener
@return script output written to the console
@throws Exception on failure, e.g. timeout
Ghidra/Features/Base/src/test.slow/java/ghidra/app/plugin/core/script/AbstractGhidraScriptMgrPluginTest.java