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			19 lines
		
	
	
		
			430 B
		
	
	
	
		
			Solidity
		
	
	
	
	
	
			
		
		
	
	
			19 lines
		
	
	
		
			430 B
		
	
	
	
		
			Solidity
		
	
	
	
	
	
| contract C {
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| 	function f(bool b, uint a) pure public {
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| 		require(a <= 256);
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| 		if (b)
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| 			revert();
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| 		uint c = a + 1;
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| 		if (b)
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| 			c--;
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| 		else
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| 			c++;
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| 		assert(c == a);
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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 6328: (150-164): CHC: Assertion violation happens here.\nCounterexample:\n\nb = false\na = 0\nc = 2\n\nTransaction trace:\nC.constructor()\nC.f(false, 0)
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| // Warning 6838: (122-123): BMC: Condition is always false.
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