Josh will have to walk by the overracer, which is still outside and will remain there until he's confident that the bike is not going to make a huge mess, to meet Han on the ship. Which is perfectly fine. He wanted and expected the kid to come in when he got here.

"Hope you didn't wear anything nice." Captain Solo calls out. Mostly to give his friend a direction to follow to find him.

Currently, he's regarding what is essentially a cabinet fixed into one of the walls of the ship filled with tools.