solidity/test/libsolidity/smtCheckerTests/functions/getters/string.sol

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contract C {
string public str1 = 'b';
function f() public view {
string memory a1 = this.str1();
assert(keccak256(bytes(a1)) == keccak256(bytes(str1))); // should hold
assert(keccak256(bytes(a1)) == keccak256('a')); // should fail
}
}
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// ====
// SMTEngine: all
// ----
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// Warning 6328: (178-224): 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.