diff --git a/core/runtime.jvm/src/jet/DefaultJetObject.java b/core/runtime.jvm/src/jet/DefaultJetObject.java
deleted file mode 100644
index 70e0cdae95d..00000000000
--- a/core/runtime.jvm/src/jet/DefaultJetObject.java
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
- * Copyright 2010-2013 JetBrains s.r.o.
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package jet;
-
-import java.io.Serializable;
-
-public class DefaultJetObject implements Serializable  {
-    protected DefaultJetObject() {
-    }
-}
diff --git a/core/runtime.jvm/src/kotlin/ExtensionFunctionsImpl.kt b/core/runtime.jvm/src/kotlin/ExtensionFunctionsImpl.kt
index 10631e8505b..b47922b759b 100644
--- a/core/runtime.jvm/src/kotlin/ExtensionFunctionsImpl.kt
+++ b/core/runtime.jvm/src/kotlin/ExtensionFunctionsImpl.kt
@@ -18,72 +18,74 @@
 
 package kotlin
 
-public abstract class ExtensionFunctionImpl0<in T, out R> : ExtensionFunction0<T, R>, DefaultJetObject() {
+import java.io.Serializable
+
+public abstract class ExtensionFunctionImpl0<in T, out R> : ExtensionFunction0<T, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl1<in T, in P1, out R> : ExtensionFunction1<T, P1, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl1<in T, in P1, out R> : ExtensionFunction1<T, P1, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl2<in T, in P1, in P2, out R> : ExtensionFunction2<T, P1, P2, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl2<in T, in P1, in P2, out R> : ExtensionFunction2<T, P1, P2, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl3<in T, in P1, in P2, in P3, out R> : ExtensionFunction3<T, P1, P2, P3, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl3<in T, in P1, in P2, in P3, out R> : ExtensionFunction3<T, P1, P2, P3, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl4<in T, in P1, in P2, in P3, in P4, out R> : ExtensionFunction4<T, P1, P2, P3, P4, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl4<in T, in P1, in P2, in P3, in P4, out R> : ExtensionFunction4<T, P1, P2, P3, P4, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl5<in T, in P1, in P2, in P3, in P4, in P5, out R> : ExtensionFunction5<T, P1, P2, P3, P4, P5, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl5<in T, in P1, in P2, in P3, in P4, in P5, out R> : ExtensionFunction5<T, P1, P2, P3, P4, P5, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl6<in T, in P1, in P2, in P3, in P4, in P5, in P6, out R> : ExtensionFunction6<T, P1, P2, P3, P4, P5, P6, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl6<in T, in P1, in P2, in P3, in P4, in P5, in P6, out R> : ExtensionFunction6<T, P1, P2, P3, P4, P5, P6, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl7<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, out R> : ExtensionFunction7<T, P1, P2, P3, P4, P5, P6, P7, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl7<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, out R> : ExtensionFunction7<T, P1, P2, P3, P4, P5, P6, P7, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl8<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, out R> : ExtensionFunction8<T, P1, P2, P3, P4, P5, P6, P7, P8, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl8<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, out R> : ExtensionFunction8<T, P1, P2, P3, P4, P5, P6, P7, P8, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl9<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, out R> : ExtensionFunction9<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl9<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, out R> : ExtensionFunction9<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl10<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, out R> : ExtensionFunction10<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl10<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, out R> : ExtensionFunction10<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl11<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, out R> : ExtensionFunction11<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl11<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, out R> : ExtensionFunction11<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl12<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, out R> : ExtensionFunction12<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl12<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, out R> : ExtensionFunction12<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl13<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, out R> : ExtensionFunction13<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl13<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, out R> : ExtensionFunction13<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl14<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, out R> : ExtensionFunction14<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl14<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, out R> : ExtensionFunction14<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl15<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, out R> : ExtensionFunction15<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl15<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, out R> : ExtensionFunction15<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl16<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, out R> : ExtensionFunction16<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl16<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, out R> : ExtensionFunction16<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl17<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, out R> : ExtensionFunction17<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl17<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, out R> : ExtensionFunction17<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl18<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, out R> : ExtensionFunction18<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl18<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, out R> : ExtensionFunction18<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl19<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, out R> : ExtensionFunction19<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl19<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, out R> : ExtensionFunction19<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl20<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, out R> : ExtensionFunction20<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl20<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, out R> : ExtensionFunction20<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl21<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, out R> : ExtensionFunction21<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl21<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, out R> : ExtensionFunction21<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class ExtensionFunctionImpl22<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, in P22, out R> : ExtensionFunction22<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, P22, R>, DefaultJetObject() {
+public abstract class ExtensionFunctionImpl22<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, in P22, out R> : ExtensionFunction22<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, P22, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
diff --git a/core/runtime.jvm/src/kotlin/FunctionsImpl.kt b/core/runtime.jvm/src/kotlin/FunctionsImpl.kt
index ec80a685523..efe2e64ad24 100644
--- a/core/runtime.jvm/src/kotlin/FunctionsImpl.kt
+++ b/core/runtime.jvm/src/kotlin/FunctionsImpl.kt
@@ -18,72 +18,74 @@
 
 package kotlin
 
-public abstract class FunctionImpl0<out R> : Function0<R>, DefaultJetObject() {
+import java.io.Serializable
+
+public abstract class FunctionImpl0<out R> : Function0<R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl1<in P1, out R> : Function1<P1, R>, DefaultJetObject() {
+public abstract class FunctionImpl1<in P1, out R> : Function1<P1, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl2<in P1, in P2, out R> : Function2<P1, P2, R>, DefaultJetObject() {
+public abstract class FunctionImpl2<in P1, in P2, out R> : Function2<P1, P2, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl3<in P1, in P2, in P3, out R> : Function3<P1, P2, P3, R>, DefaultJetObject() {
+public abstract class FunctionImpl3<in P1, in P2, in P3, out R> : Function3<P1, P2, P3, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl4<in P1, in P2, in P3, in P4, out R> : Function4<P1, P2, P3, P4, R>, DefaultJetObject() {
+public abstract class FunctionImpl4<in P1, in P2, in P3, in P4, out R> : Function4<P1, P2, P3, P4, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl5<in P1, in P2, in P3, in P4, in P5, out R> : Function5<P1, P2, P3, P4, P5, R>, DefaultJetObject() {
+public abstract class FunctionImpl5<in P1, in P2, in P3, in P4, in P5, out R> : Function5<P1, P2, P3, P4, P5, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl6<in P1, in P2, in P3, in P4, in P5, in P6, out R> : Function6<P1, P2, P3, P4, P5, P6, R>, DefaultJetObject() {
+public abstract class FunctionImpl6<in P1, in P2, in P3, in P4, in P5, in P6, out R> : Function6<P1, P2, P3, P4, P5, P6, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl7<in P1, in P2, in P3, in P4, in P5, in P6, in P7, out R> : Function7<P1, P2, P3, P4, P5, P6, P7, R>, DefaultJetObject() {
+public abstract class FunctionImpl7<in P1, in P2, in P3, in P4, in P5, in P6, in P7, out R> : Function7<P1, P2, P3, P4, P5, P6, P7, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl8<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, out R> : Function8<P1, P2, P3, P4, P5, P6, P7, P8, R>, DefaultJetObject() {
+public abstract class FunctionImpl8<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, out R> : Function8<P1, P2, P3, P4, P5, P6, P7, P8, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl9<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, out R> : Function9<P1, P2, P3, P4, P5, P6, P7, P8, P9, R>, DefaultJetObject() {
+public abstract class FunctionImpl9<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, out R> : Function9<P1, P2, P3, P4, P5, P6, P7, P8, P9, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl10<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, out R> : Function10<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, R>, DefaultJetObject() {
+public abstract class FunctionImpl10<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, out R> : Function10<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl11<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, out R> : Function11<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, R>, DefaultJetObject() {
+public abstract class FunctionImpl11<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, out R> : Function11<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl12<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, out R> : Function12<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, R>, DefaultJetObject() {
+public abstract class FunctionImpl12<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, out R> : Function12<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl13<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, out R> : Function13<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, R>, DefaultJetObject() {
+public abstract class FunctionImpl13<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, out R> : Function13<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl14<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, out R> : Function14<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, R>, DefaultJetObject() {
+public abstract class FunctionImpl14<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, out R> : Function14<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl15<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, out R> : Function15<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, R>, DefaultJetObject() {
+public abstract class FunctionImpl15<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, out R> : Function15<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl16<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, out R> : Function16<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, R>, DefaultJetObject() {
+public abstract class FunctionImpl16<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, out R> : Function16<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl17<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, out R> : Function17<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, R>, DefaultJetObject() {
+public abstract class FunctionImpl17<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, out R> : Function17<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl18<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, out R> : Function18<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, R>, DefaultJetObject() {
+public abstract class FunctionImpl18<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, out R> : Function18<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl19<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, out R> : Function19<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, R>, DefaultJetObject() {
+public abstract class FunctionImpl19<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, out R> : Function19<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl20<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, out R> : Function20<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, R>, DefaultJetObject() {
+public abstract class FunctionImpl20<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, out R> : Function20<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl21<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, out R> : Function21<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, R>, DefaultJetObject() {
+public abstract class FunctionImpl21<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, out R> : Function21<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class FunctionImpl22<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, in P22, out R> : Function22<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, P22, R>, DefaultJetObject() {
+public abstract class FunctionImpl22<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, in P22, out R> : Function22<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, P22, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
diff --git a/core/runtime.jvm/src/kotlin/reflect/KExtensionFunctionsImpl.kt b/core/runtime.jvm/src/kotlin/reflect/KExtensionFunctionsImpl.kt
index d8cbb81b22f..b27be01047b 100644
--- a/core/runtime.jvm/src/kotlin/reflect/KExtensionFunctionsImpl.kt
+++ b/core/runtime.jvm/src/kotlin/reflect/KExtensionFunctionsImpl.kt
@@ -18,72 +18,74 @@
 
 package kotlin.reflect
 
-public abstract class KExtensionFunctionImpl0<in T, out R> : KExtensionFunction0<T, R>, DefaultJetObject() {
+import java.io.Serializable
+
+public abstract class KExtensionFunctionImpl0<in T, out R> : KExtensionFunction0<T, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl1<in T, in P1, out R> : KExtensionFunction1<T, P1, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl1<in T, in P1, out R> : KExtensionFunction1<T, P1, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl2<in T, in P1, in P2, out R> : KExtensionFunction2<T, P1, P2, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl2<in T, in P1, in P2, out R> : KExtensionFunction2<T, P1, P2, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl3<in T, in P1, in P2, in P3, out R> : KExtensionFunction3<T, P1, P2, P3, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl3<in T, in P1, in P2, in P3, out R> : KExtensionFunction3<T, P1, P2, P3, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl4<in T, in P1, in P2, in P3, in P4, out R> : KExtensionFunction4<T, P1, P2, P3, P4, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl4<in T, in P1, in P2, in P3, in P4, out R> : KExtensionFunction4<T, P1, P2, P3, P4, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl5<in T, in P1, in P2, in P3, in P4, in P5, out R> : KExtensionFunction5<T, P1, P2, P3, P4, P5, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl5<in T, in P1, in P2, in P3, in P4, in P5, out R> : KExtensionFunction5<T, P1, P2, P3, P4, P5, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl6<in T, in P1, in P2, in P3, in P4, in P5, in P6, out R> : KExtensionFunction6<T, P1, P2, P3, P4, P5, P6, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl6<in T, in P1, in P2, in P3, in P4, in P5, in P6, out R> : KExtensionFunction6<T, P1, P2, P3, P4, P5, P6, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl7<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, out R> : KExtensionFunction7<T, P1, P2, P3, P4, P5, P6, P7, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl7<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, out R> : KExtensionFunction7<T, P1, P2, P3, P4, P5, P6, P7, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl8<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, out R> : KExtensionFunction8<T, P1, P2, P3, P4, P5, P6, P7, P8, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl8<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, out R> : KExtensionFunction8<T, P1, P2, P3, P4, P5, P6, P7, P8, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl9<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, out R> : KExtensionFunction9<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl9<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, out R> : KExtensionFunction9<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl10<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, out R> : KExtensionFunction10<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl10<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, out R> : KExtensionFunction10<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl11<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, out R> : KExtensionFunction11<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl11<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, out R> : KExtensionFunction11<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl12<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, out R> : KExtensionFunction12<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl12<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, out R> : KExtensionFunction12<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl13<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, out R> : KExtensionFunction13<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl13<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, out R> : KExtensionFunction13<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl14<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, out R> : KExtensionFunction14<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl14<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, out R> : KExtensionFunction14<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl15<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, out R> : KExtensionFunction15<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl15<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, out R> : KExtensionFunction15<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl16<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, out R> : KExtensionFunction16<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl16<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, out R> : KExtensionFunction16<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl17<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, out R> : KExtensionFunction17<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl17<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, out R> : KExtensionFunction17<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl18<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, out R> : KExtensionFunction18<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl18<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, out R> : KExtensionFunction18<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl19<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, out R> : KExtensionFunction19<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl19<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, out R> : KExtensionFunction19<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl20<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, out R> : KExtensionFunction20<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl20<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, out R> : KExtensionFunction20<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl21<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, out R> : KExtensionFunction21<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl21<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, out R> : KExtensionFunction21<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KExtensionFunctionImpl22<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, in P22, out R> : KExtensionFunction22<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, P22, R>, DefaultJetObject() {
+public abstract class KExtensionFunctionImpl22<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, in P22, out R> : KExtensionFunction22<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, P22, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
diff --git a/core/runtime.jvm/src/kotlin/reflect/KFunctionsImpl.kt b/core/runtime.jvm/src/kotlin/reflect/KFunctionsImpl.kt
index 8a1c31a5988..40f990bdbbf 100644
--- a/core/runtime.jvm/src/kotlin/reflect/KFunctionsImpl.kt
+++ b/core/runtime.jvm/src/kotlin/reflect/KFunctionsImpl.kt
@@ -18,72 +18,74 @@
 
 package kotlin.reflect
 
-public abstract class KFunctionImpl0<out R> : KFunction0<R>, DefaultJetObject() {
+import java.io.Serializable
+
+public abstract class KFunctionImpl0<out R> : KFunction0<R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl1<in P1, out R> : KFunction1<P1, R>, DefaultJetObject() {
+public abstract class KFunctionImpl1<in P1, out R> : KFunction1<P1, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl2<in P1, in P2, out R> : KFunction2<P1, P2, R>, DefaultJetObject() {
+public abstract class KFunctionImpl2<in P1, in P2, out R> : KFunction2<P1, P2, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl3<in P1, in P2, in P3, out R> : KFunction3<P1, P2, P3, R>, DefaultJetObject() {
+public abstract class KFunctionImpl3<in P1, in P2, in P3, out R> : KFunction3<P1, P2, P3, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl4<in P1, in P2, in P3, in P4, out R> : KFunction4<P1, P2, P3, P4, R>, DefaultJetObject() {
+public abstract class KFunctionImpl4<in P1, in P2, in P3, in P4, out R> : KFunction4<P1, P2, P3, P4, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl5<in P1, in P2, in P3, in P4, in P5, out R> : KFunction5<P1, P2, P3, P4, P5, R>, DefaultJetObject() {
+public abstract class KFunctionImpl5<in P1, in P2, in P3, in P4, in P5, out R> : KFunction5<P1, P2, P3, P4, P5, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl6<in P1, in P2, in P3, in P4, in P5, in P6, out R> : KFunction6<P1, P2, P3, P4, P5, P6, R>, DefaultJetObject() {
+public abstract class KFunctionImpl6<in P1, in P2, in P3, in P4, in P5, in P6, out R> : KFunction6<P1, P2, P3, P4, P5, P6, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl7<in P1, in P2, in P3, in P4, in P5, in P6, in P7, out R> : KFunction7<P1, P2, P3, P4, P5, P6, P7, R>, DefaultJetObject() {
+public abstract class KFunctionImpl7<in P1, in P2, in P3, in P4, in P5, in P6, in P7, out R> : KFunction7<P1, P2, P3, P4, P5, P6, P7, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl8<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, out R> : KFunction8<P1, P2, P3, P4, P5, P6, P7, P8, R>, DefaultJetObject() {
+public abstract class KFunctionImpl8<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, out R> : KFunction8<P1, P2, P3, P4, P5, P6, P7, P8, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl9<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, out R> : KFunction9<P1, P2, P3, P4, P5, P6, P7, P8, P9, R>, DefaultJetObject() {
+public abstract class KFunctionImpl9<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, out R> : KFunction9<P1, P2, P3, P4, P5, P6, P7, P8, P9, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl10<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, out R> : KFunction10<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, R>, DefaultJetObject() {
+public abstract class KFunctionImpl10<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, out R> : KFunction10<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl11<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, out R> : KFunction11<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, R>, DefaultJetObject() {
+public abstract class KFunctionImpl11<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, out R> : KFunction11<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl12<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, out R> : KFunction12<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, R>, DefaultJetObject() {
+public abstract class KFunctionImpl12<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, out R> : KFunction12<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl13<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, out R> : KFunction13<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, R>, DefaultJetObject() {
+public abstract class KFunctionImpl13<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, out R> : KFunction13<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl14<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, out R> : KFunction14<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, R>, DefaultJetObject() {
+public abstract class KFunctionImpl14<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, out R> : KFunction14<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl15<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, out R> : KFunction15<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, R>, DefaultJetObject() {
+public abstract class KFunctionImpl15<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, out R> : KFunction15<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl16<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, out R> : KFunction16<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, R>, DefaultJetObject() {
+public abstract class KFunctionImpl16<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, out R> : KFunction16<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl17<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, out R> : KFunction17<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, R>, DefaultJetObject() {
+public abstract class KFunctionImpl17<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, out R> : KFunction17<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl18<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, out R> : KFunction18<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, R>, DefaultJetObject() {
+public abstract class KFunctionImpl18<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, out R> : KFunction18<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl19<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, out R> : KFunction19<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, R>, DefaultJetObject() {
+public abstract class KFunctionImpl19<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, out R> : KFunction19<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl20<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, out R> : KFunction20<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, R>, DefaultJetObject() {
+public abstract class KFunctionImpl20<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, out R> : KFunction20<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl21<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, out R> : KFunction21<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, R>, DefaultJetObject() {
+public abstract class KFunctionImpl21<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, out R> : KFunction21<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KFunctionImpl22<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, in P22, out R> : KFunction22<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, P22, R>, DefaultJetObject() {
+public abstract class KFunctionImpl22<in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, in P22, out R> : KFunction22<P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, P22, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
diff --git a/core/runtime.jvm/src/kotlin/reflect/KMemberFunctionsImpl.kt b/core/runtime.jvm/src/kotlin/reflect/KMemberFunctionsImpl.kt
index 97749f8d26b..d5d80905596 100644
--- a/core/runtime.jvm/src/kotlin/reflect/KMemberFunctionsImpl.kt
+++ b/core/runtime.jvm/src/kotlin/reflect/KMemberFunctionsImpl.kt
@@ -18,72 +18,74 @@
 
 package kotlin.reflect
 
-public abstract class KMemberFunctionImpl0<in T, out R> : KMemberFunction0<T, R>, DefaultJetObject() {
+import java.io.Serializable
+
+public abstract class KMemberFunctionImpl0<in T, out R> : KMemberFunction0<T, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl1<in T, in P1, out R> : KMemberFunction1<T, P1, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl1<in T, in P1, out R> : KMemberFunction1<T, P1, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl2<in T, in P1, in P2, out R> : KMemberFunction2<T, P1, P2, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl2<in T, in P1, in P2, out R> : KMemberFunction2<T, P1, P2, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl3<in T, in P1, in P2, in P3, out R> : KMemberFunction3<T, P1, P2, P3, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl3<in T, in P1, in P2, in P3, out R> : KMemberFunction3<T, P1, P2, P3, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl4<in T, in P1, in P2, in P3, in P4, out R> : KMemberFunction4<T, P1, P2, P3, P4, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl4<in T, in P1, in P2, in P3, in P4, out R> : KMemberFunction4<T, P1, P2, P3, P4, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl5<in T, in P1, in P2, in P3, in P4, in P5, out R> : KMemberFunction5<T, P1, P2, P3, P4, P5, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl5<in T, in P1, in P2, in P3, in P4, in P5, out R> : KMemberFunction5<T, P1, P2, P3, P4, P5, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl6<in T, in P1, in P2, in P3, in P4, in P5, in P6, out R> : KMemberFunction6<T, P1, P2, P3, P4, P5, P6, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl6<in T, in P1, in P2, in P3, in P4, in P5, in P6, out R> : KMemberFunction6<T, P1, P2, P3, P4, P5, P6, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl7<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, out R> : KMemberFunction7<T, P1, P2, P3, P4, P5, P6, P7, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl7<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, out R> : KMemberFunction7<T, P1, P2, P3, P4, P5, P6, P7, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl8<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, out R> : KMemberFunction8<T, P1, P2, P3, P4, P5, P6, P7, P8, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl8<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, out R> : KMemberFunction8<T, P1, P2, P3, P4, P5, P6, P7, P8, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl9<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, out R> : KMemberFunction9<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl9<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, out R> : KMemberFunction9<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl10<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, out R> : KMemberFunction10<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl10<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, out R> : KMemberFunction10<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl11<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, out R> : KMemberFunction11<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl11<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, out R> : KMemberFunction11<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl12<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, out R> : KMemberFunction12<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl12<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, out R> : KMemberFunction12<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl13<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, out R> : KMemberFunction13<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl13<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, out R> : KMemberFunction13<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl14<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, out R> : KMemberFunction14<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl14<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, out R> : KMemberFunction14<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl15<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, out R> : KMemberFunction15<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl15<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, out R> : KMemberFunction15<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl16<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, out R> : KMemberFunction16<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl16<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, out R> : KMemberFunction16<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl17<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, out R> : KMemberFunction17<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl17<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, out R> : KMemberFunction17<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl18<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, out R> : KMemberFunction18<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl18<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, out R> : KMemberFunction18<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl19<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, out R> : KMemberFunction19<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl19<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, out R> : KMemberFunction19<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl20<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, out R> : KMemberFunction20<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl20<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, out R> : KMemberFunction20<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl21<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, out R> : KMemberFunction21<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl21<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, out R> : KMemberFunction21<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
-public abstract class KMemberFunctionImpl22<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, in P22, out R> : KMemberFunction22<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, P22, R>, DefaultJetObject() {
+public abstract class KMemberFunctionImpl22<in T, in P1, in P2, in P3, in P4, in P5, in P6, in P7, in P8, in P9, in P10, in P11, in P12, in P13, in P14, in P15, in P16, in P17, in P18, in P19, in P20, in P21, in P22, out R> : KMemberFunction22<T, P1, P2, P3, P4, P5, P6, P7, P8, P9, P10, P11, P12, P13, P14, P15, P16, P17, P18, P19, P20, P21, P22, R>, Serializable {
     override fun toString() = "${getClass().getGenericSuperclass()}"
 }
diff --git a/generators/src/org/jetbrains/jet/generators/builtins/functions.kt b/generators/src/org/jetbrains/jet/generators/builtins/functions.kt
index d504e245544..da425b9dfd7 100644
--- a/generators/src/org/jetbrains/jet/generators/builtins/functions.kt
+++ b/generators/src/org/jetbrains/jet/generators/builtins/functions.kt
@@ -108,13 +108,15 @@ class GenerateFunctionsImpl(out: PrintWriter, kind: FunctionKind) : GenerateFunc
     }
 
     override fun generateBody() {
+        out.println("import java.io.Serializable")
+        out.println()
         for (i in 0..MAX_PARAM_COUNT) {
             out.print("public abstract class " + kind.getImplClassName(i))
             generateTypeParameters(i, true)
             out.print(" : ")
             out.print(kind.getClassName(i))
             generateTypeParameters(i, false)
-            out.println(", DefaultJetObject() {")
+            out.println(", Serializable {")
             generateToStringForFunctionImpl()
             out.println("}")
         }