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			17 lines
		
	
	
		
			428 B
		
	
	
	
		
			Solidity
		
	
	
	
	
	
			
		
		
	
	
			17 lines
		
	
	
		
			428 B
		
	
	
	
		
			Solidity
		
	
	
	
	
	
pragma experimental SMTChecker;
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contract C {
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    uint a;
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    function f(uint x) public {
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        this.g(x);
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        assert(a == x);
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        assert(a != 42);
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    }
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    function g(uint x) public {
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        a = x;
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    }
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}
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// ----
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// Warning 6328: (141-156): CHC: Assertion violation happens here.\nCounterexample:\na = 42\nx = 42\n\nTransaction trace:\nC.constructor()\nState: a = 0\nC.f(42)\n    C.g(42) -- trusted external call
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