After the Ostrów Agreement, he refused to recognize Vytautas' superiority and was defeated in a battle near Lida in early 1393. Kaributas was imprisoned and stripped of his possessions.
Following the Ostrów Agreement, he rejected Vytautas' authority and was vanquished in a skirmish close to Lida in the first months of 1393. Kaributas was detained and stripped of his property.