Function eval_tmp_memory_usage 

pub fn eval_tmp_memory_usage<F, O, Flushable>(
    model: &Graph<F, O>,
    order: &[usize],
    flushable: Flushable,
) -> Result<SmallVec<[(usize, TDim); 4]>, Error>
where
    F: Fact + Clone + 'static,
    O: Debug + Display + AsRef<dyn Op> + AsMut<dyn Op> + Clone + 'static,
    Flushable: Fn(&Node<F, O>) -> bool,

Evaluate temporary memory usage with its related node at each step of the given order.