contract C { constructor() payable { require(msg.value > 100); } function f() public view { assert(address(this).balance > 100); // should hold assert(address(this).balance > 200); // should fail } } // ==== // SMTEngine: all // ---- // Warning 6328: (153-188): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor(){ msg.value: 101 }\nC.f() // Info 1180: Contract invariant(s) for :C:\n!((:var 0).balances[address(this)] <= 100)\n