protected void verifyNoFunctionMatch(String sourceAddressString,
			String destinationAddressString) {
		sourceAddress = addr(sourceAddressString, sourceProgram);
		destinationAddress = addr(destinationAddressString, destinationProgram);

		sourceFunction = sourceProgram.getFunctionManager().getFunctionAt(sourceAddress);
		assertNotNull(sourceFunction);
		destinationFunction =
			destinationProgram.getFunctionManager().getFunctionAt(destinationAddress);
		assertNotNull(destinationFunction);

		testMatch = getMatch(sourceAddress, destinationAddress);
		assertNull(testMatch);
	}
Determines that there are functions at the indicated source and destination,
but no match was created.
@param sourceAddressString the source address.
@param destinationAddressString the destination address.
Ghidra/Features/VersionTracking/src/test.slow/java/ghidra/feature/vt/gui/provider/VTExactSymbolMatch2Test.java