Unknown setter 'date'

[indesignlatam]

I was jut testing my app with hhvm and got this error.

Running hhvm version
HipHop VM 3.8.1 (rel)
Compiler: tags/HHVM-3.8.1-0-g3006bc45691762b5409fc3a510a43093968e9660
Repo schema: 253b3802ce1bcd19e378634342fc9c245ac76c33
Carbon version 1.2.0
Laravel 5.0

InvalidArgumentException in Carbon.php line 583:
Unknown setter 'date

in Carbon.php line 583
at Carbon->__set('date', '2015-08-09 14:57:22.000000')
at DateTime->__sleep()
at serialize(array(object(Carbon), '1')) in Builder.php line 174
at Builder->generateCacheKey() in Builder.php line 162
at Builder->getCacheKey() in Builder.php line 152
at Builder->getCacheInfo() in Builder.php line 66
at Builder->getCached(array('*')) in Builder.php line 45
at Builder->get() in Builder.php line 1432
at Builder->getCountForPagination() in Builder.php line 248
at Builder->paginate('20') in ListingFEController.php line 189
at ListingFEController->index(object(Request))
at call_user_func_array(array(object(ListingFEController), 'index'), array(object(Request))) in Controller.php line 246
at Controller->callAction('index', array(object(Request))) in ControllerDispatcher.php line 162
at ControllerDispatcher->call(object(ListingFEController), object(Route), 'index') in ControllerDispatcher.php line 107
at Closure$Illuminate\Routing\ControllerDispatcher::callWithinStack(object(Request))
at call_user_func(object(ControllerDispatcher::callWithinStack;725649350), object(Request)) in Pipeline.php line 141
at Closure$Illuminate\Pipeline\Pipeline::getInitialSlice(object(Request))
at call_user_func(object(Pipeline::getInitialSlice;450427292), object(Request)) in Pipeline.php line 101
at Pipeline->then(object(ControllerDispatcher::callWithinStack;725649350)) in ControllerDispatcher.php line 108
at ControllerDispatcher->callWithinStack(object(ListingFEController), object(Route), object(Request), 'index') in ControllerDispatcher.php line 67
at ControllerDispatcher->dispatch(object(Route), object(Request), 'App\Http\Controllers\ListingFEController', 'index') in Route.php line 204
at Route->runWithCustomDispatcher(object(Request)) in Route.php line 134
at Route->run(object(Request)) in Router.php line 702
at Closure$Illuminate\Routing\Router::runRouteWithinStack(object(Request))
at call_user_func(object(Router::runRouteWithinStack;233203341), object(Request)) in Pipeline.php line 141
at Closure$Illuminate\Pipeline\Pipeline::getInitialSlice(object(Request))
at call_user_func(object(Pipeline::getInitialSlice;450427292), object(Request)) in Pipeline.php line 101
at Pipeline->then(object(Router::runRouteWithinStack;233203341)) in Router.php line 703
at Router->runRouteWithinStack(object(Route), object(Request)) in Router.php line 670
at Router->dispatchToRoute(object(Request)) in Router.php line 628
at Router->dispatch(object(Request)) in Kernel.php line 214
at Closure$Illuminate\Foundation\Http\Kernel::dispatchToRouter(object(Request))
at call_user_func(object(Kernel::dispatchToRouter;1797950995), object(Request)) in Pipeline.php line 141
at Closure$Illuminate\Pipeline\Pipeline::getInitialSlice(object(Request)) in VerifyCsrfToken.php line 43
at VerifyCsrfToken->handle(object(Request), object(Pipeline::getInitialSlice;450427292)) in VerifyCsrfToken.php line 17
at VerifyCsrfToken->handle(object(Request), object(Pipeline::getInitialSlice;450427292)) in Pipeline.php line 125
at Closure$Illuminate\Pipeline\Pipeline::getSlice(object(Request)) in ShareErrorsFromSession.php line 55
at ShareErrorsFromSession->handle(object(Request), object(Pipeline::getSlice;450427292)) in Pipeline.php line 125
at Closure$Illuminate\Pipeline\Pipeline::getSlice(object(Request)) in StartSession.php line 61
at StartSession->handle(object(Request), object(Pipeline::getSlice;450427292)) in Pipeline.php line 125
at Closure$Illuminate\Pipeline\Pipeline::getSlice(object(Request)) in AddQueuedCookiesToResponse.php line 36
at AddQueuedCookiesToResponse->handle(object(Request), object(Pipeline::getSlice;450427292)) in Pipeline.php line 125
at Closure$Illuminate\Pipeline\Pipeline::getSlice(object(Request)) in EncryptCookies.php line 40
at EncryptCookies->handle(object(Request), object(Pipeline::getSlice;450427292)) in Pipeline.php line 125
at Closure$Illuminate\Pipeline\Pipeline::getSlice(object(Request)) in CheckForMaintenanceMode.php line 42
at CheckForMaintenanceMode->handle(object(Request), object(Pipeline::getSlice;450427292)) in Pipeline.php line 125
at Closure$Illuminate\Pipeline\Pipeline::getSlice(object(Request))
at call_user_func(object(Pipeline::getSlice;450427292), object(Request)) in Pipeline.php line 101
at Pipeline->then(object(Kernel::dispatchToRouter;1797950995)) in Kernel.php line 115
at Kernel->sendRequestThroughRouter(object(Request)) in Kernel.php line 84
at Kernel->handle(object(Request)) in index.php line 53

[briannesbitt]

Post it to the hhvm issues with a sample issue not using Carbon.