contract C { uint x; modifier m { require(x > 0); require(x < 10000); _; assert(x > 1); _; assert(x > 2); assert(x > 10); } function f() m public { x = x + 1; } function g(uint _x) public { x = _x; } } // ==== // SMTEngine: all // ---- // Warning 6328: (123-137): CHC: Assertion violation happens here. // Info 1391: CHC: 3 verification condition(s) proved safe! Enable the model checker option "show proved safe" to see all of them.