contract C { function f(bytes memory data) public pure { (uint a1, bytes32 b1, C c1) = abi.decode(data, (uint, bytes32, C)); (uint a2, bytes32 b2, C c2) = abi.decode(data, (uint, bytes32, C)); assert(a1 == a2); assert(a1 != a2); } } // ==== // SMTEngine: all // ---- // Warning 2072: (70-80): Unused local variable. // Warning 2072: (82-86): Unused local variable. // Warning 2072: (140-150): Unused local variable. // Warning 2072: (152-156): Unused local variable. // Warning 8364: (123-124): Assertion checker does not yet implement type type(contract C) // Warning 8364: (193-194): Assertion checker does not yet implement type type(contract C) // Warning 6328: (220-236): CHC: Assertion violation happens here.\nCounterexample:\n\ndata = [13, 13, 13, 13, 13, 13, 13, 13, 10, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13]\na1 = 7719\nb1 = 5\nc1 = 6\na2 = 7719\nb2 = 5\nc2 = 6\n\nTransaction trace:\nC.constructor()\nC.f([13, 13, 13, 13, 13, 13, 13, 13, 10, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13, 13]) // Warning 8364: (123-124): Assertion checker does not yet implement type type(contract C) // Warning 8364: (193-194): Assertion checker does not yet implement type type(contract C)