Add local vars to cex

2023-10-03 13:03:40 +00:00 · 2021-03-30 17:55:21 +02:00
parent a7e2a8acb2
commit ba97d6ac4e
216 changed files with 601 additions and 306 deletions
@@ -19,7 +19,8 @@ contract C {
 		uint y = 10;
 		bytes memory b5 = abi.encode(data[x:y]);
 		// should hold but the engine cannot infer that data[5:10] is fully equals data[x:y] because each index is assigned separately
-		assert(b1.length == b5.length); // fails for now
+		// Disabled because of Spacer nondeterminism.
+		//assert(b1.length == b5.length); // fails for now
 	}
 }
 // ====
@@ -27,5 +28,5 @@ contract C {
 // ----
 // Warning 2072: (364-379): Unused local variable.
 // Warning 2072: (650-665): Unused local variable.
+// Warning 2072: (823-838): Unused local variable.
 // Warning 6328: (312-342): CHC: Assertion violation happens here.
-// Warning 6328: (995-1025): CHC: Assertion violation happens here.
@@ -13,8 +13,10 @@ contract C {
 		assert(res.length == 4); // should hold, but SMTChecker cannot know this yet
 	}
 }
+// ====
+// SMTIgnoreCex: yes
 // ----
-// Warning 6328: (152-174): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
-// Warning 6328: (263-285): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (152-174): CHC: Assertion violation happens here.
+// Warning 6328: (263-285): CHC: Assertion violation happens here.
 // Warning 6328: (339-362): CHC: Assertion violation happens here.
 // Warning 6328: (455-478): CHC: Assertion violation happens here.
@@ -10,4 +10,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (153-176): CHC: Assertion violation happens here.\nCounterexample:\narr = []\n\nTransaction trace:\nC.constructor()\nState: arr = []\nC.f()
+// Warning 6328: (153-176): CHC: Assertion violation happens here.\nCounterexample:\narr = []\nx = 0\ny = 0\n\nTransaction trace:\nC.constructor()\nState: arr = []\nC.f()
@@ -26,7 +26,7 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (352-378): CHC: Assertion violation happens here.\nCounterexample:\narr = [[], [], [], [], [], [], [], [], []]\n\nTransaction trace:\nC.constructor()\nState: arr = [[], [], [], [], [], [], [], [], []]\nC.f()
-// Warning 6328: (382-408): CHC: Assertion violation happens here.\nCounterexample:\narr = [[], [], [], [], [], [], [], [], []]\n\nTransaction trace:\nC.constructor()\nState: arr = [[], [], [], [], [], [], [], [], []]\nC.f()
-// Warning 6328: (412-435): CHC: Assertion violation happens here.\nCounterexample:\narr = [[], [], [], [], [], [], [], [], []]\n\nTransaction trace:\nC.constructor()\nState: arr = [[], [], [], [], [], [], [], [], []]\nC.f()
-// Warning 6328: (439-465): CHC: Assertion violation happens here.\nCounterexample:\narr = [[], [], [], [], [], [], [], [], []]\n\nTransaction trace:\nC.constructor()\nState: arr = [[], [], [], [], [], [], [], [], []]\nC.f()
+// Warning 6328: (352-378): CHC: Assertion violation happens here.\nCounterexample:\narr = [[], [], [], [], [], [], [], [], []]\nx = 0\ny = 0\nz = 9\nt = 0\n\nTransaction trace:\nC.constructor()\nState: arr = [[], [], [], [], [], [], [], [], []]\nC.f()
+// Warning 6328: (382-408): CHC: Assertion violation happens here.\nCounterexample:\narr = [[], [], [], [], [], [], [], [], []]\nx = 0\ny = 0\nz = 9\nt = 0\n\nTransaction trace:\nC.constructor()\nState: arr = [[], [], [], [], [], [], [], [], []]\nC.f()
+// Warning 6328: (412-435): CHC: Assertion violation happens here.\nCounterexample:\narr = [[], [], [], [], [], [], [], [], []]\nx = 0\ny = 0\nz = 9\nt = 0\n\nTransaction trace:\nC.constructor()\nState: arr = [[], [], [], [], [], [], [], [], []]\nC.f()
+// Warning 6328: (439-465): CHC: Assertion violation happens here.\nCounterexample:\narr = [[], [], [], [], [], [], [], [], []]\nx = 0\ny = 0\nz = 9\nt = 0\n\nTransaction trace:\nC.constructor()\nState: arr = [[], [], [], [], [], [], [], [], []]\nC.f()
@@ -13,4 +13,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (237-263): CHC: Assertion violation happens here.\nCounterexample:\nb = [0, 0]\n\nTransaction trace:\nC.constructor()\nState: b = []\nC.f()
+// Warning 6328: (237-263): CHC: Assertion violation happens here.\nCounterexample:\nb = [0, 0]\nlength = 2\n\nTransaction trace:\nC.constructor()\nState: b = []\nC.f()
@@ -16,4 +16,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (317-343): CHC: Assertion violation happens here.
+// Warning 6328: (317-343): CHC: Assertion violation happens here.\nCounterexample:\nb = [[0], [0]]\n\nTransaction trace:\nC.constructor()\nState: b = []\nC.f()
@@ -13,4 +13,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (236-277): CHC: Assertion violation happens here.\nCounterexample:\nb = [0, 0]\n\nTransaction trace:\nC.constructor()\nState: b = []\nC.f()
+// Warning 6328: (236-277): CHC: Assertion violation happens here.\nCounterexample:\nb = [0, 0]\nlength = 2\n\nTransaction trace:\nC.constructor()\nState: b = []\nC.f()
@@ -19,4 +19,4 @@ contract C {

 }
 // ----
-// Warning 6328: (298-343): CHC: Assertion violation happens here.\nCounterexample:\nb = [1]\n\nTransaction trace:\nC.constructor()\nState: b = []\nC.g()
+// Warning 6328: (298-343): CHC: Assertion violation happens here.\nCounterexample:\nb = [1]\none = 1\n\nTransaction trace:\nC.constructor()\nState: b = []\nC.g()
@@ -23,4 +23,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (468-541): CHC: Assertion violation happens here.\nCounterexample:\nc = [[2]]\n\nTransaction trace:\nC.constructor()\nState: c = []\nC.g()
+// Warning 6328: (468-541): CHC: Assertion violation happens here.\nCounterexample:\nc = [[2]]\nval = 2\n\nTransaction trace:\nC.constructor()\nState: c = []\nC.g()
@@ -10,6 +10,6 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (122-148): CHC: Assertion violation happens here.\nCounterexample:\narray2d = [[[0]]]\n\nTransaction trace:\nC.constructor()\nState: array2d = []\nC.l()
-// Warning 6328: (202-218): CHC: Assertion violation happens here.\nCounterexample:\narray2d = [[[0]]]\n\nTransaction trace:\nC.constructor()\nState: array2d = []\nC.l()
-// Warning 6328: (222-278): CHC: Assertion violation happens here.\nCounterexample:\narray2d = [[[0]]]\n\nTransaction trace:\nC.constructor()\nState: array2d = []\nC.l()
+// Warning 6328: (122-148): CHC: Assertion violation happens here.\nCounterexample:\narray2d = [[[0]]]\nlast = 0\n\nTransaction trace:\nC.constructor()\nState: array2d = []\nC.l()
+// Warning 6328: (202-218): CHC: Assertion violation happens here.\nCounterexample:\narray2d = [[[0]]]\nlast = 1\n\nTransaction trace:\nC.constructor()\nState: array2d = []\nC.l()
+// Warning 6328: (222-278): CHC: Assertion violation happens here.\nCounterexample:\narray2d = [[[0]]]\nlast = 1\n\nTransaction trace:\nC.constructor()\nState: array2d = []\nC.l()
@@ -13,6 +13,6 @@ contract C {
 	}
 }
 // ----
-// Warning 6368: (221-225): CHC: Out of bounds access happens here.\nCounterexample:\na = []\n\nTransaction trace:\nC.constructor()\nState: a = []\nC.f()
-// Warning 6368: (221-228): CHC: Out of bounds access happens here.\nCounterexample:\na = [[], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22, 22], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15]]\n\nTransaction trace:\nC.constructor()\nState: a = []\nC.f()
-// Warning 6328: (214-235): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nState: a = []\nC.f()
+// Warning 6368: (221-225): CHC: Out of bounds access happens here.\nCounterexample:\na = []\nb = [32]\n\nTransaction trace:\nC.constructor()\nState: a = []\nC.f()
+// Warning 6368: (221-228): CHC: Out of bounds access happens here.\nCounterexample:\na = [[], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15], [15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15, 15]]\nb = [32]\n\nTransaction trace:\nC.constructor()\nState: a = []\nC.f()
+// Warning 6328: (214-235): CHC: Assertion violation happens here.\nCounterexample:\n\nb = [32]\n\nTransaction trace:\nC.constructor()\nState: a = []\nC.f()
@@ -30,9 +30,9 @@ contract C {
 // Warning 6368: (271-278): CHC: Out of bounds access might happen here.
 // Warning 6368: (271-281): CHC: Out of bounds access might happen here.
 // Warning 6368: (344-348): CHC: Out of bounds access happens here.
-// Warning 6368: (376-380): CHC: Out of bounds access happens here.\nCounterexample:\na = [], d = [5, 5, 5, 5, 5, 5, 5, 5, 7, 5, 9, 5, 11, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5]\n\nTransaction trace:\nC.constructor()\nState: a = [], c = [[[0]]], d = [0, 0]\nC.f()
-// Warning 6328: (369-393): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nState: a = [], c = [[[0]]], d = [0, 0]\nC.f()
-// Warning 6368: (546-550): CHC: Out of bounds access happens here.\nCounterexample:\nc = []\n\nTransaction trace:\nC.constructor()\nState: a = [], c = [[[0]]], d = [0, 0]\nC.f()
-// Warning 6368: (546-553): CHC: Out of bounds access happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nState: a = [], c = [[[0]]], d = [0, 0]\nC.f()
+// Warning 6368: (376-380): CHC: Out of bounds access happens here.
+// Warning 6328: (369-393): CHC: Assertion violation happens here.
+// Warning 6368: (546-550): CHC: Out of bounds access happens here.
+// Warning 6368: (546-553): CHC: Out of bounds access happens here.
 // Warning 6368: (546-556): CHC: Out of bounds access happens here.
 // Warning 6328: (539-563): CHC: Assertion violation happens here.
@@ -9,5 +9,7 @@ contract C {
 		assert(address(this).balance > 500);
 	}
 }
+// ====
+// SMTIgnoreCex: yes
 // ----
-// Warning 6328: (199-234): CHC: Assertion violation happens here.\nCounterexample:\n\na = 21238\n\nTransaction trace:\nC.constructor()\nC.f(21238)
+// Warning 6328: (199-234): CHC: Assertion violation happens here.
@@ -20,5 +20,7 @@ contract C {
        assert(x == 6);
    }
 }
+// ====
+// SMTIgnoreCex: yes
 // ----
-// Warning 6328: (365-379): CHC: Assertion violation happens here.\nCounterexample:\nx = 7\n\nTransaction trace:\nC.constructor()\nState: x = 0\nC.g()\n    C.f() -- internal call
+// Warning 6328: (365-379): CHC: Assertion violation happens here.
@@ -44,5 +44,5 @@ contract C {
 }
 // ----
 // Warning 6328: (288-302): CHC: Assertion violation happens here.\nCounterexample:\nx = 0\n\nTransaction trace:\nC.constructor()\nState: x = 0\nC.test()\n    C.reset_if_overflow() -- internal call
-// Warning 6328: (535-552): CHC: Assertion violation happens here.\nCounterexample:\nx = 2\n\nTransaction trace:\nC.constructor()\nState: x = 0\nC.set(1)\nState: x = 1\nC.test()\n    C.reset_if_overflow() -- internal call
+// Warning 6328: (535-552): CHC: Assertion violation happens here.\nCounterexample:\nx = 2\noldx = 1\n\nTransaction trace:\nC.constructor()\nState: x = 0\nC.set(1)\nState: x = 1\nC.test()\n    C.reset_if_overflow() -- internal call
 // Warning 6328: (648-662): CHC: Assertion violation happens here.\nCounterexample:\nx = 1\n\nTransaction trace:\nC.constructor()\nState: x = 0\nC.set(10)\nState: x = 10\nC.test()\n    C.reset_if_overflow() -- internal call
@@ -14,5 +14,5 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (183-197): CHC: Assertion violation happens here.\nCounterexample:\n\nb = false\na = 0\n\nTransaction trace:\nC.constructor()\nC.f(false, 0)
+// Warning 6328: (183-197): CHC: Assertion violation happens here.\nCounterexample:\n\nb = false\na = 0\nc = 2\n\nTransaction trace:\nC.constructor()\nC.f(false, 0)
 // Warning 6838: (155-156): BMC: Condition is always false.
@@ -15,4 +15,4 @@ contract c {
 	}
 }
 // ----
-// Warning 6328: (227-236): CHC: Assertion violation happens here.\nCounterexample:\nx = 1\n = false\n\nTransaction trace:\nc.constructor()\nState: x = 0\nc.g()\n    c.f() -- internal call\n    c.f() -- internal call
+// Warning 6328: (227-236): CHC: Assertion violation happens here.\nCounterexample:\nx = 1\n = false\nb = false\n\nTransaction trace:\nc.constructor()\nState: x = 0\nc.g()\n    c.f() -- internal call\n    c.f() -- internal call
@@ -17,5 +17,5 @@ contract c {
 	}
 }
 // ----
-// Warning 6328: (202-218): CHC: Assertion violation happens here.\nCounterexample:\nx = 101\n = false\n\nTransaction trace:\nc.constructor()\nState: x = 0\nc.g()\n    c.f() -- internal call
-// Warning 6328: (242-252): CHC: Assertion violation happens here.\nCounterexample:\nx = 101\n = false\n\nTransaction trace:\nc.constructor()\nState: x = 0\nc.g()\n    c.f() -- internal call
+// Warning 6328: (202-218): CHC: Assertion violation happens here.\nCounterexample:\nx = 101\n = false\nb = true\n\nTransaction trace:\nc.constructor()\nState: x = 0\nc.g()\n    c.f() -- internal call
+// Warning 6328: (242-252): CHC: Assertion violation happens here.\nCounterexample:\nx = 101\n = false\nb = true\n\nTransaction trace:\nc.constructor()\nState: x = 0\nc.g()\n    c.f() -- internal call
@@ -15,4 +15,4 @@ contract c {
 	}
 }
 // ----
-// Warning 6328: (225-235): CHC: Assertion violation happens here.\nCounterexample:\nx = 2\n = false\n\nTransaction trace:\nc.constructor()\nState: x = 0\nc.g()\n    c.f() -- internal call\n    c.f() -- internal call
+// Warning 6328: (225-235): CHC: Assertion violation happens here.\nCounterexample:\nx = 2\n = false\nb = true\n\nTransaction trace:\nc.constructor()\nState: x = 0\nc.g()\n    c.f() -- internal call\n    c.f() -- internal call
@@ -15,4 +15,4 @@ contract c {
 	}
 }
 // ----
-// Warning 6328: (225-235): CHC: Assertion violation happens here.\nCounterexample:\nx = 1\n = false\n\nTransaction trace:\nc.constructor()\nState: x = 0\nc.g()\n    c.f() -- internal call\n    c.f() -- internal call
+// Warning 6328: (225-235): CHC: Assertion violation happens here.\nCounterexample:\nx = 1\n = false\nb = true\n\nTransaction trace:\nc.constructor()\nState: x = 0\nc.g()\n    c.f() -- internal call\n    c.f() -- internal call
@@ -24,4 +24,4 @@ contract c {
 	}
 }
 // ----
-// Warning 6328: (360-370): CHC: Assertion violation happens here.\nCounterexample:\nx = 102\na = false\n = false\n\nTransaction trace:\nc.constructor()\nState: x = 0\nc.g(false)\n    c.f() -- internal call\n    c.f() -- internal call
+// Warning 6328: (360-370): CHC: Assertion violation happens here.\nCounterexample:\nx = 102\na = false\n = false\nb = true\n\nTransaction trace:\nc.constructor()\nState: x = 0\nc.g(false)\n    c.f() -- internal call\n    c.f() -- internal call
@@ -15,4 +15,4 @@ contract c {
 	}
 }
 // ----
-// Warning 6328: (225-235): CHC: Assertion violation happens here.\nCounterexample:\nx = 2\n = false\n\nTransaction trace:\nc.constructor()\nState: x = 0\nc.g()\n    c.f() -- internal call\n    c.f() -- internal call
+// Warning 6328: (225-235): CHC: Assertion violation happens here.\nCounterexample:\nx = 2\n = false\nb = true\n\nTransaction trace:\nc.constructor()\nState: x = 0\nc.g()\n    c.f() -- internal call\n    c.f() -- internal call
@@ -9,4 +9,4 @@ contract C {
    }
 }
 // ----
-// Warning 6328: (159-173): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 11\n\nTransaction trace:\nC.constructor()\nC.f(11)
+// Warning 6328: (159-173): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 11\na = 4\n\nTransaction trace:\nC.constructor()\nC.f(11)
@@ -9,4 +9,4 @@ contract C {
    }
 }
 // ----
-// Warning 6328: (159-173): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 11\n\nTransaction trace:\nC.constructor()\nC.f(11)
+// Warning 6328: (159-173): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 11\na = 4\n\nTransaction trace:\nC.constructor()\nC.f(11)
@@ -9,4 +9,4 @@ contract C {
    }
 }
 // ----
-// Warning 6328: (161-175): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 11\n\nTransaction trace:\nC.constructor()\nC.f(11)
+// Warning 6328: (161-175): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 11\na = 5\n\nTransaction trace:\nC.constructor()\nC.f(11)
@@ -28,5 +28,7 @@ contract C {
 		return y;
 	}
 }
+// ====
+// SMTIgnoreCex: yes
 // ----
-// Warning 6328: (299-313): CHC: Assertion violation happens here.\nCounterexample:\nowner = 0, y = 0, s = 0\n\nTransaction trace:\nC.constructor()\nState: owner = 0, y = 0, s = 0\nC.f()\n    s.f() -- untrusted external call, synthesized as:\n        C.f() -- reentrant call\n            s.f() -- untrusted external call
+// Warning 6328: (299-313): CHC: Assertion violation happens here.
@@ -0,0 +1,43 @@
+pragma experimental SMTChecker;
+
+contract State {
+	uint x;
+	C c;
+	function f() public returns (uint) {
+		return c.g();
+	}
+}
+
+contract C {
+	address owner;
+	uint y;
+	uint z;
+	State s;
+	bool insidef;
+
+	constructor() {
+		owner = msg.sender;
+	}
+
+	function zz() public {
+		require(insidef);
+		z = 3;
+	}
+
+	function f() public {
+		require(!insidef);
+		address prevOwner = owner;
+		insidef = true;
+		s.f();
+		assert(z == y);
+		assert(prevOwner == owner);
+		insidef = false;
+	}
+
+	function g() public view returns (uint) {
+		return y;
+	}
+}
+// ----
+// Warning 2018: (66-121): Function state mutability can be restricted to view
+// Warning 6328: (400-414): CHC: Assertion violation happens here.\nCounterexample:\nowner = 0, y = 0, z = 3, s = 0, insidef = true\nprevOwner = 0\n\nTransaction trace:\nC.constructor()\nState: owner = 0, y = 0, z = 0, s = 0, insidef = false\nC.f()\n    s.f() -- untrusted external call, synthesized as:\n        C.zz() -- reentrant call
@@ -0,0 +1,42 @@
+pragma experimental SMTChecker;
+
+contract State {
+	uint x;
+	C c;
+	function f() public view returns (uint) {
+		return c.g();
+	}
+}
+
+contract C {
+	address owner;
+	uint y;
+	uint z;
+	State s;
+	bool insidef;
+
+	constructor() {
+		owner = msg.sender;
+	}
+
+	function zz() public {
+		require(insidef);
+		z = 3;
+	}
+
+	function f() public {
+		require(!insidef);
+		address prevOwner = owner;
+		insidef = true;
+		// s.f() cannot call zz() because it is `view`
+		// and zz modifies the state.
+		s.f();
+		assert(z == y);
+		assert(prevOwner == owner);
+		insidef = false;
+	}
+
+	function g() public view returns (uint) {
+		return y;
+	}
+}
@@ -32,4 +32,4 @@ contract A is B {
 }
 // ----
 // Warning 5667: (296-302): Unused function parameter. Remove or comment out the variable name to silence this warning.
-// Warning 6328: (357-372): CHC: Assertion violation happens here.\nCounterexample:\na = 4\nx = 0\n\nTransaction trace:\nA.constructor(0)
+// Warning 6328: (357-372): CHC: Assertion violation happens here.\nCounterexample:\na = 4\nx = 0\na1 = 4\na2 = 5\n\nTransaction trace:\nA.constructor(0)
@@ -18,4 +18,4 @@ contract C
 	}
 }
 // ----
-// Warning 6328: (261-277): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 1\n\nTransaction trace:\nC.constructor()\nC.f(1)\n    L.add(1, 999) -- internal call
+// Warning 6328: (261-277): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 1\ny = 1000\n\nTransaction trace:\nC.constructor()\nC.f(1)\n    L.add(1, 999) -- internal call
@@ -12,4 +12,4 @@ contract C
 }

 // ----
-// Warning 6328: (161-174): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.g()\n    C.h(0) -- internal call
+// Warning 6328: (161-174): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 0\n\nTransaction trace:\nC.constructor()\nC.g()\n    C.h(0) -- internal call
@@ -16,4 +16,4 @@ contract C
 }

 // ----
-// Warning 6328: (229-242): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.g()\n    C.h(0) -- internal call\n        C.k(0) -- internal call
+// Warning 6328: (229-242): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 0\n\nTransaction trace:\nC.constructor()\nC.g()\n    C.h(0) -- internal call\n        C.k(0) -- internal call
@@ -12,4 +12,4 @@ contract C
 }

 // ----
-// Warning 6328: (163-176): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.g()\n    C.h(0) -- internal call
+// Warning 6328: (163-176): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 0\n\nTransaction trace:\nC.constructor()\nC.g()\n    C.h(0) -- internal call
@@ -17,4 +17,4 @@ contract C
 	}
 }
 // ----
-// Warning 6328: (245-261): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 1\n\nTransaction trace:\nC.constructor()\nC.f(1)\n    L.add(1, 999) -- internal call
+// Warning 6328: (245-261): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 1\ny = 1000\n\nTransaction trace:\nC.constructor()\nC.f(1)\n    L.add(1, 999) -- internal call
@@ -14,5 +14,5 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (204-230): CHC: Assertion violation happens here.\nCounterexample:\nx = 0, y = 0\n\nTransaction trace:\nC.constructor()\nState: x = 0, y = 0\nC.f()
-// Warning 6328: (282-308): CHC: Assertion violation happens here.\nCounterexample:\nx = 0, y = 0\n\nTransaction trace:\nC.constructor()\nState: x = 0, y = 0\nC.f()
+// Warning 6328: (204-230): CHC: Assertion violation happens here.\nCounterexample:\nx = 0, y = 0\na = 0\nb = 0\n\nTransaction trace:\nC.constructor()\nState: x = 0, y = 0\nC.f()
+// Warning 6328: (282-308): CHC: Assertion violation happens here.\nCounterexample:\nx = 0, y = 0\na = 0\nb = 0\n\nTransaction trace:\nC.constructor()\nState: x = 0, y = 0\nC.f()
@@ -15,4 +15,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (220-234): CHC: Assertion violation happens here.\nCounterexample:\na = [0, 0, 0, 0]\n\nTransaction trace:\nC.constructor()\nState: a = [0, 0, 0, 0]\nC.f()
+// Warning 6328: (220-234): CHC: Assertion violation happens here.\nCounterexample:\na = [0, 0, 0, 0]\ny = 0\n\nTransaction trace:\nC.constructor()\nState: a = [0, 0, 0, 0]\nC.f()
@@ -19,4 +19,4 @@ contract D {
 	}
 }
 // ----
-// Warning 6328: (300-314): CHC: Assertion violation happens here.\nCounterexample:\nitems = [{x: 42, y: 43}]\n\nTransaction trace:\nD.constructor()\nState: items = []\nD.test()
+// Warning 6328: (300-314): CHC: Assertion violation happens here.\nCounterexample:\nitems = [{x: 42, y: 43}]\na = 42\nb = 43\n\nTransaction trace:\nD.constructor()\nState: items = []\nD.test()
@@ -21,4 +21,4 @@ contract D {
 	}
 }
 // ----
-// Warning 6328: (355-369): CHC: Assertion violation happens here.\nCounterexample:\nitems = [{x: 42, y: 43, arr: [0]}]\n\nTransaction trace:\nD.constructor()\nState: items = []\nD.test()
+// Warning 6328: (355-369): CHC: Assertion violation happens here.\nCounterexample:\nitems = [{x: 42, y: 43, arr: [0]}]\ntmp = [0]\na = 42\nb = 43\n\nTransaction trace:\nD.constructor()\nState: items = []\nD.test()
@@ -12,4 +12,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (156-191): CHC: Assertion violation happens here.\nCounterexample:\nd = 0\n\nTransaction trace:\nC.constructor()\nState: d = 0\nC.f()
+// Warning 6328: (156-191): CHC: Assertion violation happens here.\nCounterexample:\nd = 0\ne = 0\n\nTransaction trace:\nC.constructor()\nState: d = 0\nC.f()
@@ -16,4 +16,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (226-240): CHC: Assertion violation happens here.\nCounterexample:\ns = {u: 0}\n\nTransaction trace:\nC.constructor()\nState: s = {u: 0}\nC.f()
+// Warning 6328: (226-240): CHC: Assertion violation happens here.\nCounterexample:\ns = {u: 0}\nu = 0\nv = 0\n\nTransaction trace:\nC.constructor()\nState: s = {u: 0}\nC.f()
@@ -12,4 +12,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (243-278): CHC: Assertion violation happens here.\nCounterexample:\nchoice = 0\n\nTransaction trace:\nC.constructor()\nState: choice = 0\nC.f()
+// Warning 6328: (243-278): CHC: Assertion violation happens here.\nCounterexample:\nchoice = 0\ne = 0\n\nTransaction trace:\nC.constructor()\nState: choice = 0\nC.f()
@@ -14,5 +14,5 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (192-208): CHC: Assertion violation happens here.\nCounterexample:\nx = 0, y = 0\n\nTransaction trace:\nC.constructor()\nState: x = 0, y = 0\nC.f()
-// Warning 6328: (260-278): CHC: Assertion violation happens here.\nCounterexample:\nx = 0, y = 0\n\nTransaction trace:\nC.constructor()\nState: x = 0, y = 0\nC.f()
+// Warning 6328: (192-208): CHC: Assertion violation happens here.\nCounterexample:\nx = 0, y = 0\na = 0\nb = 0\n\nTransaction trace:\nC.constructor()\nState: x = 0, y = 0\nC.f()
+// Warning 6328: (260-278): CHC: Assertion violation happens here.\nCounterexample:\nx = 0, y = 0\na = 0\nb = 0\n\nTransaction trace:\nC.constructor()\nState: x = 0, y = 0\nC.f()
@@ -15,5 +15,5 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (185-203): CHC: Assertion violation happens here.\nCounterexample:\ng = 0\n\nTransaction trace:\nC.constructor()\nState: g = 0\nC.f()
-// Warning 6328: (295-311): CHC: Assertion violation happens here.\nCounterexample:\ng = 0\n\nTransaction trace:\nC.constructor()\nState: g = 0\nC.f()
+// Warning 6328: (185-203): CHC: Assertion violation happens here.\nCounterexample:\ng = 0\ne = 0\n\nTransaction trace:\nC.constructor()\nState: g = 0\nC.f()
+// Warning 6328: (295-311): CHC: Assertion violation happens here.\nCounterexample:\ng = 0\ne = 0\n\nTransaction trace:\nC.constructor()\nState: g = 0\nC.f()
@@ -10,4 +10,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (175-189): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (175-189): CHC: Assertion violation happens here.\nCounterexample:\n\ny = 0\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -10,4 +10,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (199-213): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (199-213): CHC: Assertion violation happens here.\nCounterexample:\n\ny = 0\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -10,4 +10,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (180-194): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (180-194): CHC: Assertion violation happens here.\nCounterexample:\n\ny = 0\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -16,4 +16,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (243-257): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (243-257): CHC: Assertion violation happens here.\nCounterexample:\n\ny = 42\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -15,4 +15,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (225-239): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (225-239): CHC: Assertion violation happens here.\nCounterexample:\n\ny = 42\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -17,4 +17,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (265-279): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (265-279): CHC: Assertion violation happens here.\nCounterexample:\n\ny = 42\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -15,4 +15,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (251-265): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (251-265): CHC: Assertion violation happens here.\nCounterexample:\n\ny = 42\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -26,4 +26,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (370-387): CHC: Assertion violation happens here.\nCounterexample:\ns = {x: 0, t: {t: 0}, b: false, a: []}\n\nTransaction trace:\nC.constructor()\nState: s = {x: 0, t: {t: 0}, b: false, a: []}\nC.f()
+// Warning 6328: (370-387): CHC: Assertion violation happens here.\nCounterexample:\ns = {x: 0, t: {t: 0}, b: false, a: []}\ny = 0\nc = false\nt = {t: 0}\n\nTransaction trace:\nC.constructor()\nState: s = {x: 0, t: {t: 0}, b: false, a: []}\nC.f()
@@ -16,4 +16,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (207-221): CHC: Assertion violation happens here.\nCounterexample:\ns = {a: [0, 0], u: 0}\n\nTransaction trace:\nC.constructor()\nState: s = {a: [0, 0], u: 0}\nC.f()
+// Warning 6328: (207-221): CHC: Assertion violation happens here.\nCounterexample:\ns = {a: [0, 0], u: 0}\nu = 0\n\nTransaction trace:\nC.constructor()\nState: s = {a: [0, 0], u: 0}\nC.f()
@@ -19,4 +19,4 @@ contract C {
 }
 // ----
 // Warning 2072: (179-216): Unused local variable.
-// Warning 6328: (267-302): CHC: Assertion violation happens here.\nCounterexample:\ns = {d: 0, f: 0}\n\nTransaction trace:\nC.constructor()\nState: s = {d: 0, f: 0}\nC.test()
+// Warning 6328: (267-302): CHC: Assertion violation happens here.\nCounterexample:\ns = {d: 0, f: 0}\nd = 0\nf = 0\n\nTransaction trace:\nC.constructor()\nState: s = {d: 0, f: 0}\nC.test()
@@ -28,5 +28,5 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (288-305): CHC: Assertion violation happens here.\nCounterexample:\ns = {x: 1, b: false}\n\nTransaction trace:\nC.constructor()\nState: s = {x: 1, b: false}\nC.f()
-// Warning 6328: (410-424): CHC: Assertion violation happens here.\nCounterexample:\ns = {x: 42, b: false}\n\nTransaction trace:\nC.constructor()\nState: s = {x: 1, b: false}\nC.f()
+// Warning 6328: (288-305): CHC: Assertion violation happens here.\nCounterexample:\ns = {x: 1, b: false}\nx = 1\nb = false\ny = 0\nc = false\n\nTransaction trace:\nC.constructor()\nState: s = {x: 1, b: false}\nC.f()
+// Warning 6328: (410-424): CHC: Assertion violation happens here.\nCounterexample:\ns = {x: 42, b: false}\nx = 1\nb = false\ny = 42\nc = false\n\nTransaction trace:\nC.constructor()\nState: s = {x: 1, b: false}\nC.f()
@@ -10,4 +10,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (147-161): CHC: Assertion violation happens here.\nCounterexample:\nx = 0\n\nTransaction trace:\nC.constructor()\nState: x = 0\nC.f()
+// Warning 6328: (147-161): CHC: Assertion violation happens here.\nCounterexample:\nx = 0\ny = 0\n\nTransaction trace:\nC.constructor()\nState: x = 0\nC.f()
@@ -15,4 +15,4 @@ library L {
 	}
 }
 // ----
-// Warning 6328: (c:113-126): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 0\n\nTransaction trace:\nC.constructor()\nC.g(0)\n    L.f() -- internal call
+// Warning 6328: (c:113-126): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 0\ny = 1\n\nTransaction trace:\nC.constructor()\nC.g(0)\n    L.f() -- internal call
@@ -15,4 +15,4 @@ contract C is B {
 	}
 }
 // ----
-// Warning 6328: (85-99): CHC: Assertion violation happens here.\nCounterexample:\ny = 0, x = 1\n\nTransaction trace:\nC.constructor()\nState: y = 0, x = 0\nC.g()\n    B.f() -- internal call\nState: y = 0, x = 1\nB.f()
+// Warning 6328: (85-99): CHC: Assertion violation happens here.
@@ -23,4 +23,4 @@ contract B is A {
 // ----
 // Warning 6328: (114-128): CHC: Assertion violation happens here.\nCounterexample:\nx = 0\n\nTransaction trace:\nA.constructor()\nState: x = 0\nA.fallback()
 // Warning 6328: (163-177): CHC: Assertion violation happens here.\nCounterexample:\nx = 0\n\nTransaction trace:\nA.constructor()\nState: x = 0\nA.g()
-// Warning 6328: (289-303): CHC: Assertion violation happens here.\nCounterexample:\ny = 0, x = 0\n\nTransaction trace:\nB.constructor()\nState: y = 0, x = 0\nB.receive(){ value: 21238 }
+// Warning 6328: (289-303): CHC: Assertion violation happens here.\nCounterexample:\ny = 0, x = 0\n\nTransaction trace:\nB.constructor()\nState: y = 0, x = 0\nB.receive(){ value: 10450 }
@@ -16,6 +16,8 @@ contract Child is Base {
 		assert(x == d); // should fail
 	}
 }
+// ====
+// SMTIgnoreCex: yes
 // ----
 // Warning 5667: (84-90): Unused function parameter. Remove or comment out the variable name to silence this warning.
-// Warning 6328: (314-328): CHC: Assertion violation happens here.\nCounterexample:\nx = 0\nc = 0\nd = 1\n\nTransaction trace:\nChild.constructor()\nState: x = 0\nChild.bInit(0, 1)\n    BaseBase.init(0, 1) -- internal call
+// Warning 6328: (314-328): CHC: Assertion violation happens here.
@@ -21,6 +21,6 @@ contract B is A {
 	}
 }
 // ----
-// Warning 6328: (128-142): CHC: Assertion violation happens here.\nCounterexample:\nx = 0\n\nTransaction trace:\nA.constructor()\nState: x = 0\nA.receive(){ value: 21238 }
+// Warning 6328: (128-142): CHC: Assertion violation happens here.\nCounterexample:\nx = 0\n\nTransaction trace:\nA.constructor()\nState: x = 0\nA.receive()
 // Warning 6328: (177-191): CHC: Assertion violation happens here.\nCounterexample:\nx = 0\n\nTransaction trace:\nA.constructor()\nState: x = 0\nA.g()
-// Warning 6328: (300-314): CHC: Assertion violation happens here.\nCounterexample:\ny = 0, x = 0\n\nTransaction trace:\nB.constructor()\nState: y = 0, x = 0\nB.receive(){ value: 21238 }
+// Warning 6328: (300-314): CHC: Assertion violation happens here.\nCounterexample:\ny = 0, x = 0\n\nTransaction trace:\nB.constructor()\nState: y = 0, x = 0\nB.receive()
@@ -21,6 +21,6 @@ contract B is A {
 	}
 }
 // ----
-// Warning 6328: (120-134): CHC: Assertion violation happens here.\nCounterexample:\nx = 0\n\nTransaction trace:\nA.constructor()\nState: x = 0\nA.receive(){ value: 21238 }
+// Warning 6328: (120-134): CHC: Assertion violation happens here.\nCounterexample:\nx = 0\n\nTransaction trace:\nA.constructor()\nState: x = 0\nA.receive()
 // Warning 6328: (169-183): CHC: Assertion violation happens here.\nCounterexample:\nx = 0\n\nTransaction trace:\nA.constructor()\nState: x = 0\nA.g()
 // Warning 6328: (288-302): CHC: Assertion violation happens here.\nCounterexample:\ny = 0, x = 0\n\nTransaction trace:\nB.constructor()\nState: y = 0, x = 0\nB.fallback()
@@ -12,5 +12,5 @@ contract C {
 }
 // ----
 // Warning 7737: (115-134): Inline assembly may cause SMTChecker to produce spurious warnings (false positives).
-// Warning 6328: (171-180): CHC: Assertion violation happens here.\nCounterexample:\n\n = false\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (171-180): CHC: Assertion violation happens here.\nCounterexample:\n\n = false\nb = false\nx = 42\n\nTransaction trace:\nC.constructor()\nC.f()
 // Warning 7737: (115-134): Inline assembly may cause SMTChecker to produce spurious warnings (false positives).
@@ -12,5 +12,5 @@ contract C {
 }
 // ----
 // Warning 7737: (139-158): Inline assembly may cause SMTChecker to produce spurious warnings (false positives).
-// Warning 6328: (236-245): CHC: Assertion violation happens here.\nCounterexample:\n\n = false\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (236-245): CHC: Assertion violation happens here.\nCounterexample:\n\n = false\nb = false\nc = true\n\nTransaction trace:\nC.constructor()\nC.f()
 // Warning 7737: (139-158): Inline assembly may cause SMTChecker to produce spurious warnings (false positives).
@@ -19,6 +19,6 @@ contract C {
 }
 // ----
 // Warning 7737: (116-182): Inline assembly may cause SMTChecker to produce spurious warnings (false positives).
-// Warning 6328: (185-200): CHC: Assertion violation happens here.\nCounterexample:\nz = 43\n\nTransaction trace:\nC.constructor()\nState: z = 0\nC.f()
-// Warning 6328: (219-233): CHC: Assertion violation happens here.\nCounterexample:\nz = 0\n\nTransaction trace:\nC.constructor()\nState: z = 0\nC.f()
+// Warning 6328: (185-200): CHC: Assertion violation happens here.\nCounterexample:\nz = 0\ni = 32\n\nTransaction trace:\nC.constructor()\nState: z = 0\nC.f()
+// Warning 6328: (219-233): CHC: Assertion violation happens here.\nCounterexample:\nz = 43\ni = 32\n\nTransaction trace:\nC.constructor()\nState: z = 0\nC.f()
 // Warning 7737: (116-182): Inline assembly may cause SMTChecker to produce spurious warnings (false positives).
@@ -21,8 +21,10 @@ contract C {
 		assert(i == 7); // should hold, not changed by the assembly
 	}
 }
+// ====
+// SMTIgnoreCex: yes
 // ----
 // Warning 7737: (189-220): Inline assembly may cause SMTChecker to produce spurious warnings (false positives).
-// Warning 6328: (223-241): CHC: Assertion violation happens here.\nCounterexample:\ns = {x: 42}\n\nTransaction trace:\nC.constructor()\nState: s = {x: 0}\nC.f()
-// Warning 6328: (260-277): CHC: Assertion violation happens here.\nCounterexample:\ns = {x: 42}\n\nTransaction trace:\nC.constructor()\nState: s = {x: 0}\nC.f()
+// Warning 6328: (223-241): CHC: Assertion violation happens here.
+// Warning 6328: (260-277): CHC: Assertion violation happens here.
 // Warning 7737: (189-220): Inline assembly may cause SMTChecker to produce spurious warnings (false positives).
@@ -19,4 +19,4 @@ contract C {
 // ----
 // Warning 5740: (128-133): Unreachable code.
 // Warning 5740: (147-151): Unreachable code.
-// Warning 6328: (180-194): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (180-194): CHC: Assertion violation happens here.\nCounterexample:\n\na = 1\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -15,4 +15,4 @@ contract C {
 // ----
 // Warning 5740: (104-109): Unreachable code.
 // Warning 5740: (122-128): Unreachable code.
-// Warning 6328: (133-147): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (133-147): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 0\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -9,4 +9,4 @@ contract C {
 // ====
 // SMTSolvers: z3
 // ----
-// Warning 6328: (136-150): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 0\n\nTransaction trace:\nC.constructor()\nC.f(0)
+// Warning 6328: (136-150): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 0\ny = 3\n\nTransaction trace:\nC.constructor()\nC.f(0)
@@ -11,4 +11,4 @@ contract C {
 // ====
 // SMTSolvers: z3
 // ----
-// Warning 6328: (167-181): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 10\n\nTransaction trace:\nC.constructor()\nC.f(10)
+// Warning 6328: (167-181): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 10\ny = 2\n\nTransaction trace:\nC.constructor()\nC.f(10)
@@ -13,6 +13,7 @@ contract C
 }
 // ====
 // SMTSolvers: z3
+// SMTIgnoreCex: yes
 // ----
 // Warning 5740: (120-123): Unreachable code.
-// Warning 6328: (131-145): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 3\n\nTransaction trace:\nC.constructor()\nC.f(3)
+// Warning 6328: (131-145): CHC: Assertion violation happens here.
@@ -8,12 +8,15 @@ contract LoopFor2 {
 		b[0] = 900;
 		uint[] memory a = b;
 		uint i;
+		// Disabled because of Spacer's nondeterminism.
+		/*
 		while (i < n) {
 			// Accesses are safe but oob is reported due to potential aliasing after c's assignment.
 			b[i] = i + 1;
 			c[i] = b[i];
 			++i;
 		}
+		*/
 		// Removed because current Spacer seg faults in cex generation.
 		//assert(b[0] == c[0]);
 		// Removed because current Spacer seg faults in cex generation.
@@ -27,6 +30,4 @@ contract LoopFor2 {
 // SMTSolvers: z3
 // ----
 // Warning 2072: (235-250): Unused local variable.
-// Warning 6368: (379-383): CHC: Out of bounds access happens here.
-// Warning 6368: (403-407): CHC: Out of bounds access happens here.
-// Warning 6368: (396-400): CHC: Out of bounds access happens here.
+// Warning 2072: (258-264): Unused local variable.
@@ -28,6 +28,6 @@ contract LoopFor2 {
 // Warning 6368: (321-325): CHC: Out of bounds access might happen here.
 // Warning 6368: (345-349): CHC: Out of bounds access might happen here.
 // Warning 6368: (338-342): CHC: Out of bounds access might happen here.
-// Warning 6368: (444-448): CHC: Out of bounds access happens here.\nCounterexample:\nb = [1, 0], c = [1, 0]\nn = 1\n\nTransaction trace:\nLoopFor2.constructor()\nState: b = [], c = []\nLoopFor2.p()\nState: b = [0], c = [0]\nLoopFor2.p()\nState: b = [0, 0], c = [0, 0]\nLoopFor2.testUnboundedForLoop(1)
-// Warning 6328: (437-456): CHC: Assertion violation happens here.\nCounterexample:\nb = [1, 0], c = [1, 0]\nn = 1\n\nTransaction trace:\nLoopFor2.constructor()\nState: b = [], c = []\nLoopFor2.p()\nState: b = [0], c = [0]\nLoopFor2.p()\nState: b = [0, 0], c = [0, 0]\nLoopFor2.testUnboundedForLoop(1)
-// Warning 6328: (460-479): CHC: Assertion violation happens here.\nCounterexample:\nb = [1, 0], c = [1, 0]\nn = 1\n\nTransaction trace:\nLoopFor2.constructor()\nState: b = [], c = []\nLoopFor2.p()\nState: b = [0], c = [0]\nLoopFor2.p()\nState: b = [0, 0], c = [0, 0]\nLoopFor2.testUnboundedForLoop(1)
+// Warning 6368: (444-448): CHC: Out of bounds access happens here.\nCounterexample:\nb = [1, 0], c = [1, 0]\nn = 1\na = []\ni = 1\n\nTransaction trace:\nLoopFor2.constructor()\nState: b = [], c = []\nLoopFor2.p()\nState: b = [0], c = [0]\nLoopFor2.p()\nState: b = [0, 0], c = [0, 0]\nLoopFor2.testUnboundedForLoop(1)
+// Warning 6328: (437-456): CHC: Assertion violation happens here.\nCounterexample:\nb = [1, 0], c = [1, 0]\nn = 1\ni = 1\n\nTransaction trace:\nLoopFor2.constructor()\nState: b = [], c = []\nLoopFor2.p()\nState: b = [0], c = [0]\nLoopFor2.p()\nState: b = [0, 0], c = [0, 0]\nLoopFor2.testUnboundedForLoop(1)
+// Warning 6328: (460-479): CHC: Assertion violation happens here.\nCounterexample:\nb = [1, 0], c = [1, 0]\nn = 1\ni = 1\n\nTransaction trace:\nLoopFor2.constructor()\nState: b = [], c = []\nLoopFor2.p()\nState: b = [0], c = [0]\nLoopFor2.p()\nState: b = [0, 0], c = [0, 0]\nLoopFor2.testUnboundedForLoop(1)
@@ -9,5 +9,6 @@ contract C {
 }
 // ====
 // SMTSolvers: z3
+// SMTIgnoreCex: yes
 // ----
-// Warning 6328: (187-201): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 3\n\nTransaction trace:\nC.constructor()\nC.f(3)
+// Warning 6328: (187-201): CHC: Assertion violation happens here.
@@ -12,6 +12,6 @@ contract C {
 	}
 }
 // ----
-// Warning 4281: (141-166): CHC: Division by zero happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
-// Warning 6328: (170-184): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 4281: (141-166): CHC: Division by zero happens here.\nCounterexample:\n\ny = 0\nx = 0\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (170-184): CHC: Assertion violation happens here.\nCounterexample:\n\ny = 0\nx = 0\n\nTransaction trace:\nC.constructor()\nC.f()
 // Warning 4281: (263-278): CHC: Division by zero happens here.\nCounterexample:\n\nx = 0\ny = 0\nk = 0\n = 0\n\nTransaction trace:\nC.constructor()\nC.g(0, 0, 0)
@@ -22,7 +22,7 @@ contract C {
 }
 // ----
 // Warning 6321: (253-260): Unnamed return variable can remain unassigned. Add an explicit return with value to all non-reverting code paths or name the variable.
-// Warning 4281: (94-109): CHC: Division by zero happens here.\nCounterexample:\n\nd = 0\n\nTransaction trace:\nC.constructor()\nC.f(0)
-// Warning 6328: (113-126): CHC: Assertion violation happens here.\nCounterexample:\n\nd = 0\n\nTransaction trace:\nC.constructor()\nC.f(0)
-// Warning 4281: (180-195): CHC: Division by zero happens here.\nCounterexample:\n\nd = 0\n\nTransaction trace:\nC.constructor()\nC.g(0)
-// Warning 6328: (199-212): CHC: Assertion violation happens here.\nCounterexample:\n\nd = 0\n\nTransaction trace:\nC.constructor()\nC.g(0)
+// Warning 4281: (94-109): CHC: Division by zero happens here.\nCounterexample:\n\nd = 0\nx = 0\n\nTransaction trace:\nC.constructor()\nC.f(0)
+// Warning 6328: (113-126): CHC: Assertion violation happens here.\nCounterexample:\n\nd = 0\nx = 0\n\nTransaction trace:\nC.constructor()\nC.f(0)
+// Warning 4281: (180-195): CHC: Division by zero happens here.\nCounterexample:\n\nd = 0\nx = 0\n\nTransaction trace:\nC.constructor()\nC.g(0)
+// Warning 6328: (199-212): CHC: Assertion violation happens here.\nCounterexample:\n\nd = 0\nx = 0\n\nTransaction trace:\nC.constructor()\nC.g(0)
@@ -12,6 +12,6 @@ contract C {
 	}
 }
 // ----
-// Warning 4281: (141-166): CHC: Division by zero happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
-// Warning 6328: (170-184): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 4281: (141-166): CHC: Division by zero happens here.\nCounterexample:\n\ny = 0\nx = 0\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (170-184): CHC: Assertion violation happens here.\nCounterexample:\n\ny = 0\nx = 0\n\nTransaction trace:\nC.constructor()\nC.f()
 // Warning 4281: (263-278): CHC: Division by zero happens here.\nCounterexample:\n\nx = 0\ny = 0\nk = 0\n = 0\n\nTransaction trace:\nC.constructor()\nC.g(0, 0, 0)
@@ -22,4 +22,4 @@ contract C
 	}
 }
 // ----
-// Warning 6328: (311-324): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 1\n\nTransaction trace:\nC.constructor()\nC.f(1)\n    C.g(1, 0) -- internal call
+// Warning 6328: (311-324): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 1\na = 1\nb = 0\n\nTransaction trace:\nC.constructor()\nC.f(1)\n    C.g(1, 0) -- internal call
@@ -13,4 +13,4 @@ contract C
 	}
 }
 // ----
-// Warning 6328: (164-177): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 1\n\nTransaction trace:\nC.constructor()\nC.f(1)
+// Warning 6328: (164-177): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 1\na = 1\nb = 0\n\nTransaction trace:\nC.constructor()\nC.f(1)
@@ -20,4 +20,4 @@ contract B is A {
 	}
 }
 // ----
-// Warning 6328: (242-256): CHC: Assertion violation happens here.\nCounterexample:\ns = 42\n\nTransaction trace:\nB.constructor()\nState: s = 0\nB.set(42)\nState: s = 42\nA.f()
+// Warning 6328: (242-256): CHC: Assertion violation happens here.\nCounterexample:\ns = 42\nx = 42\n\nTransaction trace:\nB.constructor()\nState: s = 0\nB.set(42)\nState: s = 42\nA.f()
@@ -19,4 +19,4 @@ contract B is A {
 }
 // ----
 // Warning 5740: (95-156): Unreachable code.
-// Warning 6328: (127-137): CHC: Assertion violation happens here.\nCounterexample:\ns = true\n\nTransaction trace:\nB.constructor()\nState: s = false\nA.f()
+// Warning 6328: (127-137): CHC: Assertion violation happens here.\nCounterexample:\ns = true\nx = true\n\nTransaction trace:\nB.constructor()\nState: s = false\nA.f()
@@ -12,4 +12,4 @@ contract C
 	}
 }
 // ----
-// Warning 6328: (128-142): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 0\n\nTransaction trace:\nC.constructor()\nC.f(0)
+// Warning 6328: (128-142): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 0\nx = 0\n\nTransaction trace:\nC.constructor()\nC.f(0)
@@ -12,4 +12,4 @@ contract C
 	}
 }
 // ----
-// Warning 6328: (121-135): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 0\n\nTransaction trace:\nC.constructor()\nC.f(0)
+// Warning 6328: (121-135): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 3\nx = 2\n\nTransaction trace:\nC.constructor()\nC.f(3)
@@ -25,7 +25,7 @@ contract A {
 	}
 }
 // ----
-// Warning 6368: (350-354): CHC: Out of bounds access happens here.\nCounterexample:\na = [0, 0]\n\nTransaction trace:\nA.constructor()\nState: a = [1]\nA.f()
-// Warning 6328: (343-360): CHC: Assertion violation happens here.\nCounterexample:\na = [0, 0]\n\nTransaction trace:\nA.constructor()\nState: a = [1]\nA.f()
-// Warning 6368: (454-458): CHC: Out of bounds access happens here.\nCounterexample:\na = [0, 0]\n\nTransaction trace:\nA.constructor()\nState: a = [1]\nA.f()
-// Warning 6328: (447-464): CHC: Assertion violation happens here.\nCounterexample:\na = [0, 0]\n\nTransaction trace:\nA.constructor()\nState: a = [1]\nA.f()
+// Warning 6368: (350-354): CHC: Out of bounds access happens here.\nCounterexample:\na = [0, 0]\nu = []\nb = [0, 0]\n\nTransaction trace:\nA.constructor()\nState: a = [1]\nA.f()
+// Warning 6328: (343-360): CHC: Assertion violation happens here.\nCounterexample:\na = [0, 0]\nb = [0, 0]\n\nTransaction trace:\nA.constructor()\nState: a = [1]\nA.f()
+// Warning 6368: (454-458): CHC: Out of bounds access happens here.\nCounterexample:\na = [0, 0]\nu = []\nb = [0, 0]\n\nTransaction trace:\nA.constructor()\nState: a = [1]\nA.f()
+// Warning 6328: (447-464): CHC: Assertion violation happens here.\nCounterexample:\na = [0, 0]\nb = [0, 0]\n\nTransaction trace:\nA.constructor()\nState: a = [1]\nA.f()
@@ -15,4 +15,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (104-122): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (104-122): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 1\ny = 0\nz = 0\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -13,6 +13,6 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (107-125): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
-// Warning 6328: (180-203): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
-// Warning 6328: (207-230): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (107-125): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 1\ny = 0\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (180-203): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 255\ny = 65535\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (207-230): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 255\ny = 65535\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -9,4 +9,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (133-156): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (133-156): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 65535\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -15,7 +15,7 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (91-106): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
-// Warning 6328: (122-137): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
-// Warning 6328: (153-171): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
-// Warning 6328: (185-200): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (91-106): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 1\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (122-137): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 255\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (153-171): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 15\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (185-200): CHC: Assertion violation happens here.\nCounterexample:\n\nx = (- 1)\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -11,5 +11,5 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (159-179): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
-// Warning 6328: (183-203): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (159-179): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 255\ny = 65280\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (183-203): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 255\ny = 65280\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -8,4 +8,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (182-207): CHC: Assertion violation happens here.\nCounterexample:\n\n = 0\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (182-207): CHC: Assertion violation happens here.\nCounterexample:\n\n = 0\nb = 255\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -17,5 +17,5 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (144-162): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
-// Warning 6328: (267-286): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (144-162): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 0\ny = 0\nz = 0\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (267-286): CHC: Assertion violation happens here.\nCounterexample:\n\nx = (- 1)\ny = 200\nz = 255\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -13,5 +13,5 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (155-176): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
-// Warning 6328: (207-230): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (155-176): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 255\ny = 65280\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (207-230): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 255\ny = 65280\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -12,4 +12,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (181-194): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (181-194): CHC: Assertion violation happens here.\nCounterexample:\n\nx = (- 2)\ny = 0\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -15,5 +15,5 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (189-206): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
-// Warning 6328: (247-264): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (189-206): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 1\ny = 0\nz = (- 1)\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (247-264): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 7\ny = 3\nz = (- 1)\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -13,5 +13,5 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (155-176): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
-// Warning 6328: (207-230): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (155-176): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 255\ny = 65280\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (207-230): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 255\ny = 65280\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -34,5 +34,5 @@ contract C {
 	}
 }
 // ----
-// Warning 6368: (501-505): CHC: Out of bounds access happens here.
-// Warning 6368: (523-527): CHC: Out of bounds access happens here.
+// Warning 6368: (501-505): CHC: Out of bounds access happens here.\nCounterexample:\n\nx = [18, 52, 0]\n\nTransaction trace:\nC.constructor()\nC.h()
+// Warning 6368: (523-527): CHC: Out of bounds access happens here.\nCounterexample:\n\nx = [18, 52, 0]\n\nTransaction trace:\nC.constructor()\nC.h()
@@ -11,4 +11,4 @@ contract C
 	}
 }
 // ----
-// Warning 6328: (151-166): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 0\n\nTransaction trace:\nC.constructor()\nC.f(0)
+// Warning 6328: (151-166): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 0\ny = 200\n\nTransaction trace:\nC.constructor()\nC.f(0)
@@ -9,4 +9,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (147-161): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 2\n\nTransaction trace:\nC.constructor()\nC.f(2)
+// Warning 6328: (147-161): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 2\ny = 2\n\nTransaction trace:\nC.constructor()\nC.f(2)
@@ -12,4 +12,4 @@ contract C {
 }
 // ----
 // Warning 6321: (83-89): Unnamed return variable can remain unassigned. Add an explicit return with value to all non-reverting code paths or name the variable.
-// Warning 6328: (209-223): CHC: Assertion violation happens here.\nCounterexample:\n\n = 0\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (209-223): CHC: Assertion violation happens here.\nCounterexample:\n\n = 0\na = 0\nb = 240\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -18,4 +18,4 @@ contract C {
 	}
 }
 // ----
-// Warning 6328: (114-128): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (114-128): CHC: Assertion violation happens here.\nCounterexample:\n\nx = 0\ny = 0\n\nTransaction trace:\nC.constructor()\nC.f()
@@ -28,6 +28,6 @@ contract C {
    }
 }
 // ----
-// Warning 6328: (177-191): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
-// Warning 6328: (380-399): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
-// Warning 6328: (506-523): CHC: Assertion violation happens here.\nCounterexample:\n\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (177-191): CHC: Assertion violation happens here.\nCounterexample:\n\nv = 3\nc = 0\nx = 0\ny = 0\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (380-399): CHC: Assertion violation happens here.\nCounterexample:\n\nv = 3\nc = 0\nx = 255\ny = 255\n\nTransaction trace:\nC.constructor()\nC.f()
+// Warning 6328: (506-523): CHC: Assertion violation happens here.\nCounterexample:\n\nv = 3\nc = 0\nx = 255\ny = 65535\n\nTransaction trace:\nC.constructor()\nC.f()
--- a/Show More
+++ b/Show More