[("tests/examples/ListRec5.hs:1:1: Warning: Use foldr\nFound:\n foos [] x = x\n foos (y : ys) x = foo y $ foos ys x\nWhy not:\n foos ys x = foldr foo x ys\n",[Replace {rtype = Decl, pos = SrcSpan {startLine = 1, startCol = 1, endLine = 1, endCol = 49}, subts = [], orig = "foos ys x = foldr foo x ys"}])]