Rufus lifted Clive as easily as packing foam and carried it downstairs. Dropping the corpse on the floor, he checked if the house had a cellar; it did. Next stop for Clive, the cellar.
Rufus needed the body cold with rigour mortis firmly in charge before the next part of his mission. He was fully rational, but had temporarily dispensed with the machine, having left it on charge upstairs.
He needed strong rubbish sacks which he found in Marcus's utility room.
Next stop, the garden shed for the axe he'd chopped those logs with. This was all so easy.