There's coffee in the kitchen, along with a dog sleeping soundly in his crate and Eames at the table with a coffee and his laptop while he has a quiet disagreement with someone over the phone.

He doesn't really notice Arthur when he comes in, too busy leaning over the table with his head held up largely by the hand on his forehead while he clearly struggles not to say eveything he's thinking.

It's safe to say he didn't sleep at all.