Warning: CHC: Assertion violation might happen here.
  --> model_checker_timeout_all/input.sol:10:3:
   |
10 | 		assert(r % k == 0);
   | 		^^^^^^^^^^^^^^^^^^

Warning: BMC: Assertion violation might happen here.
  --> model_checker_timeout_all/input.sol:10:3:
   |
10 | 		assert(r % k == 0);
   | 		^^^^^^^^^^^^^^^^^^
Note:
