formula 2 is: A -> A /\ B
task 2 created:
theory Task
  predicate A
  
  predicate B
  
  (* meta get_counterexmp "" *)
  
  goal goal2 : A -> A /\ B
end

On task 1, CVC4,1.7 answers Unknown (sat) (0.0xs, 84 steps)
Model is [{"filename": "myfile.my_ext",
           "model":
            [{"is_vc_line": false,
              "loc": "28",
              "model_elements":
               [{"attrs": ["model_trace:my_A"],
                 "kind": "other",
                 "name": "my_A",
                 "value": {"type": "Boolean", "val": true}}]},
             {"is_vc_line": true,
              "loc": "42",
              "model_elements":
               [{"attrs": ["model_trace:my_A"],
                 "kind": "other",
                 "name": "my_A",
                 "value": {"type": "Boolean", "val": true}},
                {"attrs": ["model_trace:my_B"],
                 "kind": "other",
                 "name": "my_B",
                 "value": {"type": "Boolean", "val": false}}]}]},
          {"filename": "myfile.my_ext2",
           "model":
            [{"is_vc_line": false,
              "loc": "101",
              "model_elements":
               [{"attrs": ["model_trace:my_B"],
                 "kind": "other",
                 "name": "my_B",
                 "value": {"type": "Boolean", "val": false}}]}]}]

== Check CE

The program does not comply to the verification goal, for example during the
  following execution:
File .:
  Line 0:
    Execution of main function `f` with env:
      x = 42
File id:
  Line 5:
    Property failure at assertion with:
      x = 42

== RAC execute giant steps

FAILURE (assertion at "//id//", line 5, characters 0-0)
File .:
  Line 0:
    Execution of main function `f` with env:
      x = 42
File id:
  Line 5:
    Property failure at assertion with:
      x = 42
