private function isTrivialInstance(Definition $definition)
    {
        if ($definition->isSynthetic() || $definition->getFile() || $definition->getMethodCalls() || $definition->getProperties() || $definition->getConfigurator()) {
            return false;
        }
        if ($definition->isDeprecated() || $definition->isLazy() || $definition->getFactory() || 3 < count($definition->getArguments())) {
            return false;
        }

        foreach ($definition->getArguments() as $arg) {
            if (!$arg || $arg instanceof Parameter) {
                continue;
            }
            if (is_array($arg) && 3 >= count($arg)) {
                foreach ($arg as $k => $v) {
                    if ($this->dumpValue($k) !== $this->dumpValue($k, false)) {
                        return false;
                    }
                    if (!$v || $v instanceof Parameter) {
                        continue;
                    }
                    if ($v instanceof Reference && $this->container->has($id = (string) $v) && $this->container->findDefinition($id)->isSynthetic()) {
                        continue;
                    }
                    if (!is_scalar($v) || $this->dumpValue($v) !== $this->dumpValue($v, false)) {
                        return false;
                    }
                }
            } elseif ($arg instanceof Reference && $this->container->has($id = (string) $arg) && $this->container->findDefinition($id)->isSynthetic()) {
                continue;
            } elseif (!is_scalar($arg) || $this->dumpValue($arg) !== $this->dumpValue($arg, false)) {
                return false;
            }
        }

        if (false !== strpos($this->dumpLiteralClass($this->dumpValue($definition->getClass())), '$')) {
            return false;
        }

        return true;
    }