contract C { function f(uint x) public pure { require(x < 100); while (x < 10) { x = x + 1; } assert(x < 14); } } // ==== // SMTEngine: all // SMTSolvers: z3 // ---- // Warning 6328: (106-120): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 14\n\nTransaction trace:\nC.constructor()\nC.f(14)