87                cfg = ENV_CONFIG_RD;
 88        else
 89                cfg = ENV_CONFIG_WR;
   	3. write_zero_model: Passing &conn to wiredtiger_open, which sets conn to NULL. [show details]
 90        ret = wiredtiger_open(homedir, NULL, cfg, &conn);
   	4. Condition expect == 0, taking false branch
 91        if (expect == EXPECT_SUCCESS && ret != 0)
 92                testutil_die(ret, "wiredtiger_open success err");
   	5. Condition expect == 1, taking false branch
 93        if (expect == EXPECT_ERR) {
 94                if (ret == 0)
 95                        testutil_die(
 96                            ret, "wiredtiger_open expected err succeeded");
 97                /*
 98                 * If we expect an error and got one, we're done.
 99                 */
100                return (0);
101        }
102
103        /*
104         * Make sure we can read the data.
105         */
   	
CID 1352896 (#1 of 1): Explicit null dereferenced (FORWARD_NULL)
6. var_deref_op: Dereferencing null pointer conn.
106        if ((ret = conn->open_session(conn, NULL, NULL, &session)) != 0)
107                testutil_die(ret, "WT_CONNECTION:open_session");