mirror of
https://github.com/ethereum/solidity
synced 2023-10-03 13:03:40 +00:00
33 lines
1.4 KiB
Solidity
33 lines
1.4 KiB
Solidity
abstract contract D {
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function d() virtual public;
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}
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contract C {
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bytes data;
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bytes32 kec;
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constructor(bytes memory _data) {
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data = _data;
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kec = keccak256(data);
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}
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function check(bytes memory _data) public view {
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bytes32 _kec = keccak256(data);
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assert(_kec == kec); // should hold
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assert(kec == keccak256(_data)); // should fail
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}
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function ext(D d) public {
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d.d();
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}
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}
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// ====
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// SMTEngine: all
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// ----
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// Warning 1218: (302-333): CHC: Error trying to invoke SMT solver.
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// Warning 6328: (302-333): CHC: Assertion violation might happen here.
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// Info 1180: Contract invariant(s) for :C:\n(((kec + ((- 1) * keccak256(data))) >= 0) && ((kec + ((- 1) * keccak256(data))) <= 0))\nReentrancy property(ies) for :C:\n((!((kec + ((- 1) * keccak256(data))) >= 0) || ((kec' + ((- 1) * keccak256(data'))) >= 0)) && (!((kec + ((- 1) * keccak256(data))) <= 0) || ((kec' + ((- 1) * keccak256(data'))) <= 0)))\n((!(<errorCode> = 1) || !((kec + ((- 1) * keccak256(data))) = 0)) && (!((kec + ((- 1) * keccak256(data))) <= 0) || ((kec' + ((- 1) * keccak256(data'))) <= 0)) && (!((kec + ((- 1) * keccak256(data))) >= 0) || ((kec' + ((- 1) * keccak256(data'))) >= 0)))\n<errorCode> = 0 -> no errors\n<errorCode> = 1 -> Assertion failed at assert(_kec == kec)\n<errorCode> = 2 -> Assertion failed at assert(kec == keccak256(_data))\n
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// Warning 4661: (302-333): BMC: Assertion violation happens here.
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