contract C { function f(uint x) public pure { x = 0; while (x < 10) break; assert(x == 0); } } // ==== // SMTEngine: all // SMTSolvers: z3 // ---- // Info 1391: CHC: 1 verification condition(s) proved safe! Enable the model checker option "show proved safe" to see all of them. // Warning 6838: (65-71): BMC: Condition is always true.