contract C { function f(uint x) public pure { require(x < 100); do { x = x + 1; } while (x < 10); assert(x < 14); } } // ==== // SMTEngine: all // SMTSolvers: z3 // ---- // Warning 6328: (110-124): CHC: Assertion violation happens here. // Info 1391: CHC: 1 verification condition(s) proved safe! Enable the model checker option "show proved safe" to see all of them.