diff --git a/codeflash/languages/java/instrumentation.py b/codeflash/languages/java/instrumentation.py
index 4cc781bc5..5ff1d8d24 100644
--- a/codeflash/languages/java/instrumentation.py
+++ b/codeflash/languages/java/instrumentation.py
@@ -217,38 +217,39 @@ def _generate_sqlite_write_code(
     """
     inv_id_str = invocation_id or str(call_counter)
     inner_indent = indent + "    "
+    id_pair = f"{iter_id}_{call_counter}"
     return [
         f"{indent}}} finally {{",
-        f"{inner_indent}long _cf_end{iter_id}_{call_counter}_finally = System.nanoTime();",
-        f"{inner_indent}long _cf_dur{iter_id}_{call_counter} = (_cf_end{iter_id}_{call_counter} != -1 ? _cf_end{iter_id}_{call_counter} : _cf_end{iter_id}_{call_counter}_finally) - _cf_start{iter_id}_{call_counter};",
+        f"{inner_indent}long _cf_end{id_pair}_finally = System.nanoTime();",
+        f"{inner_indent}long _cf_dur{id_pair} = (_cf_end{id_pair} != -1 ? _cf_end{id_pair} : _cf_end{id_pair}_finally) - _cf_start{id_pair};",
         f'{inner_indent}System.out.println("!######" + _cf_mod{iter_id} + ":" + _cf_cls{iter_id} + "." + _cf_test{iter_id} + ":" + _cf_fn{iter_id} + ":" + _cf_loop{iter_id} + ":" + "{inv_id_str}" + "######!");',
         f"{inner_indent}// Write to SQLite if output file is set",
         f"{inner_indent}if (_cf_outputFile{iter_id} != null && !_cf_outputFile{iter_id}.isEmpty()) {{",
         f"{inner_indent}    try {{",
         f'{inner_indent}        Class.forName("org.sqlite.JDBC");',
-        f'{inner_indent}        try (Connection _cf_conn{iter_id}_{call_counter} = DriverManager.getConnection("jdbc:sqlite:" + _cf_outputFile{iter_id})) {{',
-        f"{inner_indent}            try (java.sql.Statement _cf_stmt{iter_id}_{call_counter} = _cf_conn{iter_id}_{call_counter}.createStatement()) {{",
-        f'{inner_indent}                _cf_stmt{iter_id}_{call_counter}.execute("CREATE TABLE IF NOT EXISTS test_results (" +',
+        f'{inner_indent}        try (Connection _cf_conn{id_pair} = DriverManager.getConnection("jdbc:sqlite:" + _cf_outputFile{iter_id})) {{',
+        f"{inner_indent}            try (java.sql.Statement _cf_stmt{id_pair} = _cf_conn{id_pair}.createStatement()) {{",
+        f'{inner_indent}                _cf_stmt{id_pair}.execute("CREATE TABLE IF NOT EXISTS test_results (" +',
         f'{inner_indent}                    "test_module_path TEXT, test_class_name TEXT, test_function_name TEXT, " +',
         f'{inner_indent}                    "function_getting_tested TEXT, loop_index INTEGER, iteration_id TEXT, " +',
         f'{inner_indent}                    "runtime INTEGER, return_value BLOB, verification_type TEXT)");',
         f"{inner_indent}            }}",
-        f'{inner_indent}            String _cf_sql{iter_id}_{call_counter} = "INSERT INTO test_results VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)";',
-        f"{inner_indent}            try (PreparedStatement _cf_pstmt{iter_id}_{call_counter} = _cf_conn{iter_id}_{call_counter}.prepareStatement(_cf_sql{iter_id}_{call_counter})) {{",
-        f"{inner_indent}                _cf_pstmt{iter_id}_{call_counter}.setString(1, _cf_mod{iter_id});",
-        f"{inner_indent}                _cf_pstmt{iter_id}_{call_counter}.setString(2, _cf_cls{iter_id});",
-        f"{inner_indent}                _cf_pstmt{iter_id}_{call_counter}.setString(3, _cf_test{iter_id});",
-        f"{inner_indent}                _cf_pstmt{iter_id}_{call_counter}.setString(4, _cf_fn{iter_id});",
-        f"{inner_indent}                _cf_pstmt{iter_id}_{call_counter}.setInt(5, _cf_loop{iter_id});",
-        f'{inner_indent}                _cf_pstmt{iter_id}_{call_counter}.setString(6, "{inv_id_str}");',
-        f"{inner_indent}                _cf_pstmt{iter_id}_{call_counter}.setLong(7, _cf_dur{iter_id}_{call_counter});",
-        f"{inner_indent}                _cf_pstmt{iter_id}_{call_counter}.setBytes(8, _cf_serializedResult{iter_id}_{call_counter});",
-        f'{inner_indent}                _cf_pstmt{iter_id}_{call_counter}.setString(9, "function_call");',
-        f"{inner_indent}                _cf_pstmt{iter_id}_{call_counter}.executeUpdate();",
+        f'{inner_indent}            String _cf_sql{id_pair} = "INSERT INTO test_results VALUES (?, ?, ?, ?, ?, ?, ?, ?, ?)";',
+        f"{inner_indent}            try (PreparedStatement _cf_pstmt{id_pair} = _cf_conn{id_pair}.prepareStatement(_cf_sql{id_pair})) {{",
+        f"{inner_indent}                _cf_pstmt{id_pair}.setString(1, _cf_mod{iter_id});",
+        f"{inner_indent}                _cf_pstmt{id_pair}.setString(2, _cf_cls{iter_id});",
+        f"{inner_indent}                _cf_pstmt{id_pair}.setString(3, _cf_test{iter_id});",
+        f"{inner_indent}                _cf_pstmt{id_pair}.setString(4, _cf_fn{iter_id});",
+        f"{inner_indent}                _cf_pstmt{id_pair}.setInt(5, _cf_loop{iter_id});",
+        f'{inner_indent}                _cf_pstmt{id_pair}.setString(6, "{inv_id_str}");',
+        f"{inner_indent}                _cf_pstmt{id_pair}.setLong(7, _cf_dur{id_pair});",
+        f"{inner_indent}                _cf_pstmt{id_pair}.setBytes(8, _cf_serializedResult{id_pair});",
+        f'{inner_indent}                _cf_pstmt{id_pair}.setString(9, "function_call");',
+        f"{inner_indent}                _cf_pstmt{id_pair}.executeUpdate();",
         f"{inner_indent}            }}",
         f"{inner_indent}        }}",
-        f"{inner_indent}    }} catch (Exception _cf_e{iter_id}_{call_counter}) {{",
-        f'{inner_indent}        System.err.println("CodeflashHelper: SQLite error: " + _cf_e{iter_id}_{call_counter}.getMessage());',
+        f"{inner_indent}    }} catch (Exception _cf_e{id_pair}) {{",
+        f'{inner_indent}        System.err.println("CodeflashHelper: SQLite error: " + _cf_e{id_pair}.getMessage());',
         f"{inner_indent}    }}",
         f"{inner_indent}}}",
         f"{indent}}}",