[{"type":"thinking","thinking":"paperB compiles (6 pp) but has 1 overfull box. Let me check whether that overfull pre-existed (before my change) — my change only touched the author block and a §0 sentence; an overfull elsewhere would be pre-existing. Let me see where it is.","signature":""},{"type":"text","text":"One overfull in paperB — checking whether it's from my edit or pre-existing."},{"type":"tool_use","id":"Bash_52","name":"Bash","input":{"command":"grep -B 1 -A 4 \"Overfull\" paperB.log","description":"Locate the overfull box in paperB.log"},"extra_content":null}]