pragma experimental SMTChecker; contract C { function f(bytes calldata x, uint y) external pure { x[8][0]; x[8][5*y]; } } // ---- // Warning 4984: (118-121): CHC: Overflow (resulting value larger than 2**256 - 1) happens here.\nCounterexample:\n\nx = [19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 22, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19]\ny = 23158417847463239084714197001737581570653996933128112807891516801582625927988\n\n\nTransaction trace:\nconstructor()\nf([19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 22, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19, 19], 23158417847463239084714197001737581570653996933128112807891516801582625927988)