diff --git a/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/Errors.java b/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/Errors.java
index f9d002994d1..7bf0d50a944 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/Errors.java
+++ b/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/Errors.java
@@ -19,6 +19,7 @@ import org.jetbrains.kotlin.descriptors.*;
 import org.jetbrains.kotlin.lexer.KtKeywordToken;
 import org.jetbrains.kotlin.lexer.KtModifierKeywordToken;
 import org.jetbrains.kotlin.lexer.KtTokens;
+import org.jetbrains.kotlin.metadata.deserialization.VersionRequirement;
 import org.jetbrains.kotlin.name.FqName;
 import org.jetbrains.kotlin.name.Name;
 import org.jetbrains.kotlin.psi.*;
@@ -28,7 +29,6 @@ import org.jetbrains.kotlin.resolve.calls.model.ResolvedCall;
 import org.jetbrains.kotlin.resolve.calls.tower.WrongResolutionToClassifier;
 import org.jetbrains.kotlin.resolve.multiplatform.ExpectedActualResolver.Compatibility.Incompatible;
 import org.jetbrains.kotlin.serialization.deserialization.IncompatibleVersionErrorData;
-import org.jetbrains.kotlin.serialization.deserialization.descriptors.VersionRequirement;
 import org.jetbrains.kotlin.types.KotlinType;
 
 import java.lang.reflect.Field;
diff --git a/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/rendering/DefaultErrorMessages.java b/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/rendering/DefaultErrorMessages.java
index 3ad253ecf16..c2ad2a2375e 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/rendering/DefaultErrorMessages.java
+++ b/compiler/frontend/src/org/jetbrains/kotlin/diagnostics/rendering/DefaultErrorMessages.java
@@ -14,9 +14,9 @@ import org.jetbrains.kotlin.config.LanguageVersion;
 import org.jetbrains.kotlin.diagnostics.Diagnostic;
 import org.jetbrains.kotlin.diagnostics.DiagnosticFactory;
 import org.jetbrains.kotlin.diagnostics.Errors;
+import org.jetbrains.kotlin.metadata.deserialization.VersionRequirement;
 import org.jetbrains.kotlin.name.FqName;
 import org.jetbrains.kotlin.resolve.VarianceConflictDiagnosticData;
-import org.jetbrains.kotlin.serialization.deserialization.descriptors.VersionRequirement;
 import org.jetbrains.kotlin.types.KotlinTypeKt;
 import org.jetbrains.kotlin.util.OperatorNameConventions;
 import org.jetbrains.kotlin.utils.addToStdlib.AddToStdlibKt;
diff --git a/compiler/frontend/src/org/jetbrains/kotlin/resolve/deprecationUtil.kt b/compiler/frontend/src/org/jetbrains/kotlin/resolve/deprecationUtil.kt
index 5415ba23655..6674214e7d6 100644
--- a/compiler/frontend/src/org/jetbrains/kotlin/resolve/deprecationUtil.kt
+++ b/compiler/frontend/src/org/jetbrains/kotlin/resolve/deprecationUtil.kt
@@ -30,6 +30,7 @@ import org.jetbrains.kotlin.descriptors.impl.TypeAliasConstructorDescriptor
 import org.jetbrains.kotlin.diagnostics.Diagnostic
 import org.jetbrains.kotlin.diagnostics.Errors
 import org.jetbrains.kotlin.metadata.ProtoBuf
+import org.jetbrains.kotlin.metadata.deserialization.VersionRequirement
 import org.jetbrains.kotlin.name.FqName
 import org.jetbrains.kotlin.resolve.DeprecationLevelValue.*
 import org.jetbrains.kotlin.resolve.annotations.argumentValue
@@ -41,7 +42,6 @@ import org.jetbrains.kotlin.resolve.constants.StringValue
 import org.jetbrains.kotlin.resolve.descriptorUtil.fqNameSafe
 import org.jetbrains.kotlin.serialization.deserialization.descriptors.DeserializedClassDescriptor
 import org.jetbrains.kotlin.serialization.deserialization.descriptors.DeserializedMemberDescriptor
-import org.jetbrains.kotlin.serialization.deserialization.descriptors.VersionRequirement
 import org.jetbrains.kotlin.storage.StorageManager
 import org.jetbrains.kotlin.types.KotlinType
 import org.jetbrains.kotlin.types.TypeUtils
diff --git a/compiler/serialization/src/org/jetbrains/kotlin/serialization/DescriptorSerializer.kt b/compiler/serialization/src/org/jetbrains/kotlin/serialization/DescriptorSerializer.kt
index 93fee5ea82d..9d2b0eaa8e3 100644
--- a/compiler/serialization/src/org/jetbrains/kotlin/serialization/DescriptorSerializer.kt
+++ b/compiler/serialization/src/org/jetbrains/kotlin/serialization/DescriptorSerializer.kt
@@ -13,6 +13,7 @@ import org.jetbrains.kotlin.descriptors.*
 import org.jetbrains.kotlin.descriptors.annotations.Annotated
 import org.jetbrains.kotlin.metadata.ProtoBuf
 import org.jetbrains.kotlin.metadata.deserialization.Flags
+import org.jetbrains.kotlin.metadata.deserialization.VersionRequirement
 import org.jetbrains.kotlin.metadata.serialization.Interner
 import org.jetbrains.kotlin.metadata.serialization.MutableTypeTable
 import org.jetbrains.kotlin.metadata.serialization.MutableVersionRequirementTable
@@ -33,7 +34,6 @@ import org.jetbrains.kotlin.resolve.constants.IntValue
 import org.jetbrains.kotlin.resolve.constants.NullValue
 import org.jetbrains.kotlin.resolve.constants.StringValue
 import org.jetbrains.kotlin.serialization.deserialization.ProtoEnumFlags
-import org.jetbrains.kotlin.serialization.deserialization.descriptors.VersionRequirement
 import org.jetbrains.kotlin.types.*
 import org.jetbrains.kotlin.types.typeUtil.contains
 import java.io.ByteArrayOutputStream
diff --git a/compiler/tests/org/jetbrains/kotlin/serialization/VersionRequirementTest.kt b/compiler/tests/org/jetbrains/kotlin/serialization/VersionRequirementTest.kt
index 08ec492ad7c..f9adfb5e3cc 100644
--- a/compiler/tests/org/jetbrains/kotlin/serialization/VersionRequirementTest.kt
+++ b/compiler/tests/org/jetbrains/kotlin/serialization/VersionRequirementTest.kt
@@ -26,12 +26,12 @@ import org.jetbrains.kotlin.descriptors.PackageViewDescriptor
 import org.jetbrains.kotlin.jvm.compiler.LoadDescriptorUtil
 import org.jetbrains.kotlin.metadata.ProtoBuf
 import org.jetbrains.kotlin.metadata.ProtoBuf.VersionRequirement.VersionKind.*
+import org.jetbrains.kotlin.metadata.deserialization.VersionRequirement
 import org.jetbrains.kotlin.name.FqName
 import org.jetbrains.kotlin.resolve.lazy.JvmResolveUtil
 import org.jetbrains.kotlin.resolve.scopes.getDescriptorsFiltered
 import org.jetbrains.kotlin.serialization.deserialization.descriptors.DeserializedClassDescriptor
 import org.jetbrains.kotlin.serialization.deserialization.descriptors.DeserializedMemberDescriptor
-import org.jetbrains.kotlin.serialization.deserialization.descriptors.VersionRequirement
 import org.jetbrains.kotlin.test.ConfigurationKind
 import org.jetbrains.kotlin.test.KotlinTestUtils
 import org.jetbrains.kotlin.test.TestCaseWithTmpdir
diff --git a/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/ClassDeserializer.kt b/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/ClassDeserializer.kt
index 9db380c759f..867167b48e1 100644
--- a/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/ClassDeserializer.kt
+++ b/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/ClassDeserializer.kt
@@ -19,9 +19,9 @@ package org.jetbrains.kotlin.serialization.deserialization
 import org.jetbrains.kotlin.builtins.KotlinBuiltIns
 import org.jetbrains.kotlin.descriptors.ClassDescriptor
 import org.jetbrains.kotlin.metadata.deserialization.TypeTable
+import org.jetbrains.kotlin.metadata.deserialization.VersionRequirementTable
 import org.jetbrains.kotlin.name.ClassId
 import org.jetbrains.kotlin.serialization.deserialization.descriptors.DeserializedClassDescriptor
-import org.jetbrains.kotlin.serialization.deserialization.descriptors.VersionRequirementTable
 
 class ClassDeserializer(private val components: DeserializationComponents) {
     private val classes: (ClassKey) -> ClassDescriptor? =
diff --git a/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/context.kt b/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/context.kt
index 3ee03b97b9c..b53b7d725e9 100644
--- a/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/context.kt
+++ b/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/context.kt
@@ -26,11 +26,11 @@ import org.jetbrains.kotlin.incremental.components.LookupTracker
 import org.jetbrains.kotlin.metadata.ProtoBuf
 import org.jetbrains.kotlin.metadata.deserialization.NameResolver
 import org.jetbrains.kotlin.metadata.deserialization.TypeTable
+import org.jetbrains.kotlin.metadata.deserialization.VersionRequirementTable
 import org.jetbrains.kotlin.name.ClassId
 import org.jetbrains.kotlin.protobuf.ExtensionRegistryLite
 import org.jetbrains.kotlin.resolve.constants.ConstantValue
 import org.jetbrains.kotlin.serialization.deserialization.descriptors.DeserializedContainerSource
-import org.jetbrains.kotlin.serialization.deserialization.descriptors.VersionRequirementTable
 import org.jetbrains.kotlin.storage.StorageManager
 
 class DeserializationComponents(
diff --git a/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/descriptors/DeserializedClassDescriptor.kt b/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/descriptors/DeserializedClassDescriptor.kt
index 07f9df93526..cd8844cb7f4 100644
--- a/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/descriptors/DeserializedClassDescriptor.kt
+++ b/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/descriptors/DeserializedClassDescriptor.kt
@@ -13,10 +13,7 @@ import org.jetbrains.kotlin.incremental.components.LookupLocation
 import org.jetbrains.kotlin.incremental.components.NoLookupLocation
 import org.jetbrains.kotlin.incremental.record
 import org.jetbrains.kotlin.metadata.ProtoBuf
-import org.jetbrains.kotlin.metadata.deserialization.Flags
-import org.jetbrains.kotlin.metadata.deserialization.NameResolver
-import org.jetbrains.kotlin.metadata.deserialization.TypeTable
-import org.jetbrains.kotlin.metadata.deserialization.supertypes
+import org.jetbrains.kotlin.metadata.deserialization.*
 import org.jetbrains.kotlin.name.Name
 import org.jetbrains.kotlin.resolve.DescriptorFactory
 import org.jetbrains.kotlin.resolve.NonReportingOverrideStrategy
diff --git a/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/descriptors/DeserializedMemberDescriptor.kt b/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/descriptors/DeserializedMemberDescriptor.kt
index f09fdefb258..b604e00c1da 100644
--- a/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/descriptors/DeserializedMemberDescriptor.kt
+++ b/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/descriptors/DeserializedMemberDescriptor.kt
@@ -20,9 +20,7 @@ import org.jetbrains.kotlin.descriptors.*
 import org.jetbrains.kotlin.descriptors.annotations.Annotations
 import org.jetbrains.kotlin.descriptors.impl.*
 import org.jetbrains.kotlin.metadata.ProtoBuf
-import org.jetbrains.kotlin.metadata.deserialization.Flags
-import org.jetbrains.kotlin.metadata.deserialization.NameResolver
-import org.jetbrains.kotlin.metadata.deserialization.TypeTable
+import org.jetbrains.kotlin.metadata.deserialization.*
 import org.jetbrains.kotlin.name.Name
 import org.jetbrains.kotlin.protobuf.MessageLite
 import org.jetbrains.kotlin.serialization.deserialization.IncompatibleVersionErrorData
diff --git a/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/descriptors/DeserializedPackageMemberScope.kt b/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/descriptors/DeserializedPackageMemberScope.kt
index 2786ec0caa2..88fc5ffa73e 100644
--- a/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/descriptors/DeserializedPackageMemberScope.kt
+++ b/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/descriptors/DeserializedPackageMemberScope.kt
@@ -25,6 +25,7 @@ import org.jetbrains.kotlin.incremental.record
 import org.jetbrains.kotlin.metadata.ProtoBuf
 import org.jetbrains.kotlin.metadata.deserialization.NameResolver
 import org.jetbrains.kotlin.metadata.deserialization.TypeTable
+import org.jetbrains.kotlin.metadata.deserialization.VersionRequirementTable
 import org.jetbrains.kotlin.name.ClassId
 import org.jetbrains.kotlin.name.Name
 import org.jetbrains.kotlin.resolve.scopes.DescriptorKindFilter
diff --git a/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/descriptors/VersionRequirement.kt b/core/metadata/src/org/jetbrains/kotlin/metadata/deserialization/VersionRequirement.kt
similarity index 64%
rename from core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/descriptors/VersionRequirement.kt
rename to core/metadata/src/org/jetbrains/kotlin/metadata/deserialization/VersionRequirement.kt
index 6e9c07ea0e7..e3da8369897 100644
--- a/core/deserialization/src/org/jetbrains/kotlin/serialization/deserialization/descriptors/VersionRequirement.kt
+++ b/core/metadata/src/org/jetbrains/kotlin/metadata/deserialization/VersionRequirement.kt
@@ -1,23 +1,11 @@
 /*
- * Copyright 2010-2016 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.
+ * Copyright 2010-2018 JetBrains s.r.o. Use of this source code is governed by the Apache 2.0 license
+ * that can be found in the license/LICENSE.txt file.
  */
 
-package org.jetbrains.kotlin.serialization.deserialization.descriptors
+package org.jetbrains.kotlin.metadata.deserialization
 
 import org.jetbrains.kotlin.metadata.ProtoBuf
-import org.jetbrains.kotlin.metadata.deserialization.NameResolver
 import org.jetbrains.kotlin.protobuf.MessageLite
 
 class VersionRequirementTable private constructor(private val infos: List<ProtoBuf.VersionRequirement>) {
@@ -27,24 +15,26 @@ class VersionRequirementTable private constructor(private val infos: List<ProtoB
         val EMPTY = VersionRequirementTable(emptyList())
 
         fun create(table: ProtoBuf.VersionRequirementTable): VersionRequirementTable =
-                if (table.requirementCount == 0) EMPTY else VersionRequirementTable(table.requirementList)
+            if (table.requirementCount == 0) EMPTY else VersionRequirementTable(
+                table.requirementList
+            )
     }
 }
 
 class VersionRequirement(
-        val version: Version,
-        val kind: ProtoBuf.VersionRequirement.VersionKind,
-        val level: DeprecationLevel,
-        val errorCode: Int?,
-        val message: String?
+    val version: Version,
+    val kind: ProtoBuf.VersionRequirement.VersionKind,
+    val level: DeprecationLevel,
+    val errorCode: Int?,
+    val message: String?
 ) {
     data class Version(val major: Int, val minor: Int, val patch: Int = 0) {
         fun asString(): String =
-                if (patch == 0) "$major.$minor" else "$major.$minor.$patch"
+            if (patch == 0) "$major.$minor" else "$major.$minor.$patch"
 
         fun encode(
-                writeVersion: (Int) -> Unit,
-                writeVersionFull: (Int) -> Unit
+            writeVersion: (Int) -> Unit,
+            writeVersionFull: (Int) -> Unit
         ) = when {
             this == INFINITY -> {
                 // Do nothing: absence of version means INFINITY
@@ -73,22 +63,22 @@ class VersionRequirement(
 
             fun decode(version: Int?, versionFull: Int?): Version = when {
                 versionFull != null -> Version(
-                        major = versionFull and 255,
-                        minor = (versionFull shr 8) and 255,
-                        patch = (versionFull shr 16) and 255
+                    major = versionFull and 255,
+                    minor = (versionFull shr 8) and 255,
+                    patch = (versionFull shr 16) and 255
                 )
                 version != null -> Version(
-                        major = version and MAJOR_MASK,
-                        minor = (version shr MAJOR_BITS) and MINOR_MASK,
-                        patch = (version shr (MAJOR_BITS + MINOR_BITS)) and PATCH_MASK
+                    major = version and MAJOR_MASK,
+                    minor = (version shr MAJOR_BITS) and MINOR_MASK,
+                    patch = (version shr (MAJOR_BITS + MINOR_BITS)) and PATCH_MASK
                 )
-                else -> Version.INFINITY
+                else -> INFINITY
             }
         }
     }
 
     override fun toString(): String =
-            "since $version $level" + (if (errorCode != null) " error $errorCode" else "") + (if (message != null) ": $message" else "")
+        "since $version $level" + (if (errorCode != null) " error $errorCode" else "") + (if (message != null) ": $message" else "")
 
     companion object {
         fun create(proto: MessageLite, nameResolver: NameResolver, table: VersionRequirementTable): VersionRequirement? {
@@ -104,8 +94,8 @@ class VersionRequirement(
             val info = table[id] ?: return null
 
             val version = Version.decode(
-                    if (info.hasVersion()) info.version else null,
-                    if (info.hasVersionFull()) info.versionFull else null
+                if (info.hasVersion()) info.version else null,
+                if (info.hasVersionFull()) info.versionFull else null
             )
 
             val level = when (info.level!!) {
diff --git a/core/reflection.jvm/src/kotlin/reflect/jvm/internal/util.kt b/core/reflection.jvm/src/kotlin/reflect/jvm/internal/util.kt
index d1a44a92016..59f83ff6bca 100644
--- a/core/reflection.jvm/src/kotlin/reflect/jvm/internal/util.kt
+++ b/core/reflection.jvm/src/kotlin/reflect/jvm/internal/util.kt
@@ -25,6 +25,7 @@ import org.jetbrains.kotlin.load.kotlin.header.KotlinClassHeader
 import org.jetbrains.kotlin.metadata.ProtoBuf
 import org.jetbrains.kotlin.metadata.deserialization.NameResolver
 import org.jetbrains.kotlin.metadata.deserialization.TypeTable
+import org.jetbrains.kotlin.metadata.deserialization.VersionRequirementTable
 import org.jetbrains.kotlin.metadata.deserialization.getExtensionOrNull
 import org.jetbrains.kotlin.metadata.jvm.JvmProtoBuf
 import org.jetbrains.kotlin.metadata.jvm.deserialization.JvmProtoBufUtil
@@ -35,7 +36,6 @@ import org.jetbrains.kotlin.resolve.DescriptorUtils
 import org.jetbrains.kotlin.resolve.descriptorUtil.classId
 import org.jetbrains.kotlin.serialization.deserialization.DeserializationContext
 import org.jetbrains.kotlin.serialization.deserialization.MemberDeserializer
-import org.jetbrains.kotlin.serialization.deserialization.descriptors.VersionRequirementTable
 import kotlin.jvm.internal.FunctionReference
 import kotlin.jvm.internal.PropertyReference
 import kotlin.reflect.KVisibility