PLACE PROGRAM_END, PROGRAM_PANIC, PROGRAM_START, main_BB1, main_BB2, main_BB3, main_BB4, main_BB5, main_BB6; MARKING PROGRAM_END : 0, PROGRAM_PANIC : 0, PROGRAM_START : 1, main_BB1 : 0, main_BB2 : 0, main_BB3 : 0, main_BB4 : 0, main_BB5 : 0, main_BB6 : 0; TRANSITION call_0_RETURN CONSUME main_BB5 : 1; PRODUCE main_BB2 : 1; TRANSITION main_GOTO_1 CONSUME main_BB1 : 1; PRODUCE main_BB2 : 1; TRANSITION main_RETURN CONSUME main_BB6 : 1; PRODUCE PROGRAM_END : 1; TRANSITION main_SWITCH_INT_FROM_BB3_TO_BB4 CONSUME main_BB3 : 1; PRODUCE main_BB4 : 1; TRANSITION main_SWITCH_INT_FROM_BB3_TO_BB5 CONSUME main_BB3 : 1; PRODUCE main_BB5 : 1; TRANSITION main_SWITCH_INT_FROM_BB3_TO_BB6 CONSUME main_BB3 : 1; PRODUCE main_BB6 : 1; TRANSITION main_UNREACHABLE_4 CONSUME main_BB4 : 1; PRODUCE PROGRAM_END : 1; TRANSITION std_iter_IntoIterator_into_iter_0_CALL CONSUME PROGRAM_START : 1; PRODUCE main_BB1 : 1; TRANSITION std_iter_Iterator_next_0_CALL CONSUME main_BB2 : 1; PRODUCE main_BB3 : 1;