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https://github.com/ethereum/solidity
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20 lines
510 B
Solidity
20 lines
510 B
Solidity
pragma experimental SMTChecker;
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contract C
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{
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function f(uint x) public pure {
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require(x < 100);
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for(uint i = 0; i < 10; ++i) {
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// Overflows due to resetting x.
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x = x + 1;
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}
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assert(x < 14);
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}
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}
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// ====
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// SMTSolvers: z3
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// ----
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// Warning 4984: (176-181): CHC: Overflow (resulting value larger than 2**256 - 1) might happen here.
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// Warning 6328: (189-203): CHC: Assertion violation happens here.
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// Warning 2661: (176-181): BMC: Overflow (resulting value larger than 2**256 - 1) happens here.
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