solidity/test/libsolidity/smtCheckerTests/array_members/length_1d_assignment_2d_memory_to_memory.sol

pragma experimental SMTChecker;
pragma experimental ABIEncoderV2;

contract C {
	function f(uint[][] memory arr) public pure {
		uint[][] memory arr2 = arr;
		assert(arr2[0].length == arr[0].length);
		assert(arr.length == arr2.length);
	}
}