solidity/test/libsolidity/smtCheckerTests/array_members/push_as_lhs_3d.sol

pragma experimental SMTChecker;

contract C {
	uint[][][] c;

	function f() public {
		require(c.length == 0);
		c.push().push().push() = 2;
		assert(c.length == 1);
		assert(c[0].length == 1);
		assert(c[0][0].length == 1);
		assert(c[0][0][0] == 2);
	}

	function g() public {
		c.push().push().push() = 2;
		uint length1 = c.length;
		uint length2 = c[length1 - 1].length;
		uint length3 = c[length1 - 1][length2 - 1].length;
		assert(length1 > 0);
		assert(length2 == 1);
		assert(length3 == 1);
		assert(c[length1 - 1][length2 - 1][length3 - 1] == 2);
		// Fails
		assert(c[length1 - 1][length2 - 1][length3 - 1] == 200);
	}
}
// ----
// Warning 6328: (570-625): CHC: Assertion violation happens here.\nCounterexample:\nc = [[[2]]]\n\n\n\nTransaction trace:\nC.constructor()\nState: c = []\nC.g()