contract C {
	uint[] public a;
	constructor() {
		a.push();
		a.push();
		a.push();
		a.push();
	}
	function f() public view {
		uint y = this.a(2);
		assert(y == a[2]); // should hold
		assert(y == 1); // should fail
	}
}
// ====
// SMTEngine: all
// SMTIgnoreCex: yes
// ----
// Warning 6328: (187-201): CHC: Assertion violation happens here.
// Info 1180: Contract invariant(s) for :C:\n!(a.length <= 2)\n