Set tests that CVC4 can't handle to Z3 only

Author: Leonardo Alt

test/libsolidity/smtCheckerTests/inheritance/implicit_constructor_hierarchy.sol

@@ -14,3 +14,5 @@ contract C is B {
 		assert(x == 2);
 	}
 }
+// ====
+// SMTSolvers: z3

test/libsolidity/smtCheckerTests/inheritance/implicit_only_constructor_hierarchy.sol

@@ -18,3 +18,5 @@ contract C is B {
 		assert(x == 0);
 	}
 }
+// ====
+// SMTSolvers: z3

test/libsolidity/smtCheckerTests/invariants/loop_basic.sol

@@ -9,3 +9,5 @@ contract Simple {
 		assert(y == x);
 	}
 }
+// ====
+// SMTSolvers: z3

test/libsolidity/smtCheckerTests/invariants/loop_basic_for.sol

@@ -7,4 +7,5 @@ contract Simple {
 		assert(y == x);
 	}
 }
-// ----
+// ====
+// SMTSolvers: z3

test/libsolidity/smtCheckerTests/invariants/loop_nested.sol

@@ -15,3 +15,5 @@ contract Simple {
 		assert(y == x);
 	}
 }
+// ====
+// SMTSolvers: z3

test/libsolidity/smtCheckerTests/invariants/loop_nested_for.sol

@@ -12,3 +12,5 @@ contract Simple {
 		assert(y == x);
 	}
 }
+// ====
+// SMTSolvers: z3

test/libsolidity/smtCheckerTests/invariants/state_machine_1.sol

@@ -30,3 +30,5 @@ contract C {
 		assert(x < 9);
 	}
 }
+// ====
+// SMTSolvers: z3

test/libsolidity/smtCheckerTests/invariants/state_machine_1_fail.sol

@@ -28,5 +28,7 @@ contract C {
 		assert(x < 2);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (311-324): Assertion violation happens here

test/libsolidity/smtCheckerTests/loops/do_while_1_fail.sol

@@ -11,6 +11,8 @@ contract C
 		assert(x < 14);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (150-155): Overflow (resulting value larger than 2**256 - 1) happens here
 // Warning: (179-193): Assertion violation happens here

test/libsolidity/smtCheckerTests/loops/do_while_1_false_positives.sol

@@ -13,5 +13,7 @@ contract C
 		assert(x > 0);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (150-155): Overflow (resulting value larger than 2**256 - 1) happens here

test/libsolidity/smtCheckerTests/loops/do_while_break.sol

@@ -10,6 +10,8 @@ contract C {
 		assert(x == 0);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (104-109): Unreachable code.
 // Warning: (122-128): Unreachable code.

test/libsolidity/smtCheckerTests/loops/do_while_break_2.sol

@@ -14,6 +14,8 @@ contract C {
 		assert(a == 1);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (128-133): Unreachable code.
 // Warning: (147-151): Unreachable code.

test/libsolidity/smtCheckerTests/loops/do_while_break_2_fail.sol

@@ -14,6 +14,8 @@ contract C {
 		assert(a == 2);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (128-133): Unreachable code.
 // Warning: (147-151): Unreachable code.

test/libsolidity/smtCheckerTests/loops/do_while_break_fail.sol

@@ -10,6 +10,8 @@ contract C {
 		assert(x == 1);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (104-109): Unreachable code.
 // Warning: (122-128): Unreachable code.

test/libsolidity/smtCheckerTests/loops/do_while_continue.sol

@@ -10,5 +10,7 @@ contract C {
 		assert(x == 0);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (107-112): Unreachable code.

test/libsolidity/smtCheckerTests/loops/for_1_break.sol

@@ -15,3 +15,5 @@ contract C
 		assert(x >= 10);
 	}
 }
+// ====
+// SMTSolvers: z3

test/libsolidity/smtCheckerTests/loops/for_1_break_fail.sol

@@ -14,5 +14,7 @@ contract C
 		assert(x >= 10);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (201-216): Assertion violation happens here

test/libsolidity/smtCheckerTests/loops/for_1_continue.sol

@@ -13,3 +13,5 @@ contract C
 		assert(x > 0);
 	}
 }
+// ====
+// SMTSolvers: z3

test/libsolidity/smtCheckerTests/loops/for_1_continue_fail.sol

@@ -14,5 +14,7 @@ contract C
 		assert(x > 15);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (185-199): Assertion violation happens here

test/libsolidity/smtCheckerTests/loops/for_1_fail.sol

@@ -11,6 +11,8 @@ contract C
 		assert(x < 14);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (176-181): Overflow (resulting value larger than 2**256 - 1) happens here
 // Warning: (189-203): Assertion violation happens here

test/libsolidity/smtCheckerTests/loops/for_1_false_positive.sol

@@ -13,6 +13,8 @@ contract C
 		assert(x > 0);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (296-309): Error trying to invoke SMT solver.
 // Warning: (176-181): Overflow (resulting value larger than 2**256 - 1) happens here

test/libsolidity/smtCheckerTests/loops/for_break_direct.sol

@@ -8,5 +8,7 @@ contract C
 		assert(x == 0);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (102-105): Unreachable code.

test/libsolidity/smtCheckerTests/loops/for_loop_1.sol

@@ -6,3 +6,5 @@ contract C {
         assert(x == 2);
     }
 }
+// ====
+// SMTSolvers: z3

test/libsolidity/smtCheckerTests/loops/for_loop_2.sol

@@ -6,3 +6,5 @@ contract C {
         }
     }
 }
+// ====
+// SMTSolvers: z3

test/libsolidity/smtCheckerTests/loops/for_loop_3.sol

@@ -6,3 +6,5 @@ contract C {
         }
     }
 }
+// ====
+// SMTSolvers: z3

test/libsolidity/smtCheckerTests/loops/for_loop_4.sol

@@ -6,5 +6,7 @@ contract C {
         }
     }
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (136-150): Assertion violation happens here

test/libsolidity/smtCheckerTests/loops/for_loop_5.sol

@@ -8,5 +8,7 @@ contract C {
         assert(y == 3);
     }
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (167-181): Assertion violation happens here

test/libsolidity/smtCheckerTests/loops/for_loop_6.sol

@@ -9,4 +9,5 @@ contract C {
         assert(y < 4);
     }
 }
-// ----
+// ====
+// SMTSolvers: z3

test/libsolidity/smtCheckerTests/loops/for_loop_array_assignment_memory_memory.sol

@@ -14,6 +14,8 @@ contract LoopFor2 {
 		assert(b[0] == 900);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (281-301): Assertion violation happens here
 // Warning: (305-324): Assertion violation happens here

test/libsolidity/smtCheckerTests/loops/for_loop_array_assignment_memory_storage.sol

@@ -16,6 +16,8 @@ contract LoopFor2 {
 		assert(b[0] == 900);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (274-294): Assertion violation happens here
 // Warning: (321-340): Assertion violation happens here

test/libsolidity/smtCheckerTests/loops/for_loop_array_assignment_storage_memory.sol

@@ -17,5 +17,7 @@ contract LoopFor2 {
 		assert(b[0] == 900);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (312-331): Assertion violation happens here

test/libsolidity/smtCheckerTests/loops/for_loop_array_assignment_storage_storage.sol

@@ -17,6 +17,8 @@ contract LoopFor2 {
 		assert(b[0] == 900);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (290-309): Assertion violation happens here
 // Warning: (313-332): Assertion violation happens here

test/libsolidity/smtCheckerTests/loops/for_loop_trivial_condition_1.sol

@@ -6,5 +6,7 @@ contract C {
         assert(x == 2);
     }
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (122-128): Condition is always true.

test/libsolidity/smtCheckerTests/loops/for_loop_trivial_condition_2.sol

@@ -9,5 +9,7 @@ contract C {
         assert(x == 2);
     }
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (138-144): Condition is always true.

test/libsolidity/smtCheckerTests/loops/for_loop_trivial_condition_3.sol

@@ -13,5 +13,7 @@ contract C {
         assert(x == 2);
     }
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (115-121): Unused local variable.

test/libsolidity/smtCheckerTests/loops/for_loop_unreachable_1.sol

@@ -6,5 +6,7 @@ contract C {
         assert(x == 2);
     }
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (122-127): Condition is always false.

test/libsolidity/smtCheckerTests/loops/while_1.sol

@@ -13,4 +13,6 @@ contract C
 		assert(x > 0);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----

test/libsolidity/smtCheckerTests/loops/while_1_break.sol

@@ -15,3 +15,5 @@ contract C
 		assert(x >= 10);
 	}
 }
+// ====
+// SMTSolvers: z3

test/libsolidity/smtCheckerTests/loops/while_1_break_fail.sol

@@ -15,5 +15,7 @@ contract C
 		assert(x >= 10);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (218-233): Assertion violation happens here

test/libsolidity/smtCheckerTests/loops/while_1_continue.sol

@@ -14,3 +14,5 @@ contract C
 		assert(x >= 10);
 	}
 }
+// ====
+// SMTSolvers: z3

test/libsolidity/smtCheckerTests/loops/while_1_continue_fail.sol

@@ -17,6 +17,8 @@ contract C
 		assert(x >= 17);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (169-176): Unreachable code.
 // Warning: (227-242): Assertion violation happens here

test/libsolidity/smtCheckerTests/loops/while_1_fail.sol

@@ -10,5 +10,7 @@ contract C
 		assert(x < 14);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (139-153): Assertion violation happens here

test/libsolidity/smtCheckerTests/loops/while_1_infinite.sol

@@ -18,4 +18,5 @@ contract C
 		assert(x > 0);
 	}
 }
-// ----
+// ====
+// SMTSolvers: z3

test/libsolidity/smtCheckerTests/loops/while_2.sol

@@ -11,3 +11,5 @@ contract C {
 		assert(x < 2);
 	}
 }
+// ====
+// SMTSolvers: z3

test/libsolidity/smtCheckerTests/loops/while_2_break.sol

@@ -12,5 +12,7 @@ contract C
 		assert(x == 1);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (128-131): Unreachable code.

test/libsolidity/smtCheckerTests/loops/while_2_break_fail.sol

@@ -11,6 +11,8 @@ contract C
 		assert(x == 2);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (120-123): Unreachable code.
 // Warning: (131-145): Assertion violation happens here

test/libsolidity/smtCheckerTests/loops/while_2_fail.sol

@@ -11,4 +11,6 @@ contract C {
 		assert(x == 2);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----

test/libsolidity/smtCheckerTests/loops/while_break_direct.sol

@@ -9,5 +9,7 @@ contract C
 		assert(x == 0);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (98-104): Condition is always true.

test/libsolidity/smtCheckerTests/loops/while_loop_array_assignment_memory_memory.sol

@@ -16,6 +16,8 @@ contract LoopFor2 {
 		assert(b[0] == 900);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (281-301): Assertion violation happens here
 // Warning: (305-324): Assertion violation happens here

test/libsolidity/smtCheckerTests/loops/while_loop_array_assignment_memory_storage.sol

@@ -20,6 +20,8 @@ contract LoopFor2 {
 		assert(b[0] == 900);
 	}
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (362-382): Assertion violation happens here
 // Warning: (409-428): Assertion violation happens here

test/libsolidity/smtCheckerTests/loops/while_loop_simple_1.sol

@@ -9,5 +9,7 @@ contract C {
         assert(x == 2);
     }
 }
+// ====
+// SMTSolvers: z3
 // ----
 // Warning: (194-208): Assertion violation happens here

test/libsolidity/smtCheckerTests/loops/while_loop_simple_2.sol

@@ -7,3 +7,5 @@ contract C {
         }
     }
 }
+// ====
+// SMTSolvers: z3