1 files changed, 1 insertions, 1 deletions
diff --git a/world.cpp b/world.cpp
index 0a3c2ff..ff13d46 100644
--- a/world.cpp
+++ b/world.cpp
@@ -176,7 +176,7 @@ WorldAction Robot::execute(Instruction &ins,World &world){
 			return WorldAction::die;
 
 		case ins_t::move:
-			assert(mobile);
+			if(!mobile)return WorldAction::die;
 			if(world.targetbot(this)==nullptr){
 				action=WorldAction::move;
 			}