diff --git a/build-common/test/org/jetbrains/kotlin/incremental/testingUtils/classFilesComparison.kt b/build-common/test/org/jetbrains/kotlin/incremental/testingUtils/classFilesComparison.kt
index 6fc36e55bc6..68b799d4ff9 100644
--- a/build-common/test/org/jetbrains/kotlin/incremental/testingUtils/classFilesComparison.kt
+++ b/build-common/test/org/jetbrains/kotlin/incremental/testingUtils/classFilesComparison.kt
@@ -16,9 +16,6 @@
 
 package org.jetbrains.kotlin.incremental.testingUtils
 
-import com.google.common.collect.Sets
-import com.google.common.hash.Hashing
-import com.google.common.io.Files
 import com.google.protobuf.ExtensionRegistry
 import com.intellij.openapi.util.io.FileUtil
 import org.jetbrains.kotlin.incremental.LocalFileKotlinClass
@@ -36,6 +33,7 @@ import java.io.File
 import java.io.PrintWriter
 import java.io.StringWriter
 import java.util.*
+import java.util.zip.CRC32
 import kotlin.comparisons.compareBy
 
 // Set this to true if you want to dump all bytecode (test will fail in this case)
@@ -45,7 +43,7 @@ fun assertEqualDirectories(expected: File, actual: File, forgiveExtraFiles: Bool
     val pathsInExpected = getAllRelativePaths(expected)
     val pathsInActual = getAllRelativePaths(actual)
 
-    val commonPaths = Sets.intersection(pathsInExpected, pathsInActual)
+    val commonPaths = pathsInExpected.intersect(pathsInActual)
     val changedPaths = commonPaths
             .filter { DUMP_ALL || !Arrays.equals(File(expected, it).readBytes(), File(actual, it).readBytes()) }
             .sorted()
@@ -71,7 +69,11 @@ fun assertEqualDirectories(expected: File, actual: File, forgiveExtraFiles: Bool
     Assert.assertEquals(expectedString, actualString)
 }
 
-private fun File.hash() = Files.hash(this, Hashing.crc32())
+private fun File.checksumString(): String {
+    val crc32 = CRC32()
+    crc32.update(this.readBytes())
+    return java.lang.Long.toHexString(crc32.value)
+}
 
 private fun getDirectoryString(dir: File, interestingPaths: List<String>): String {
     val buf = StringBuilder()
@@ -93,7 +95,7 @@ private fun getDirectoryString(dir: File, interestingPaths: List<String>): Strin
                 }
             }
             else {
-                p.println(child.name, " ", child.hash())
+                p.println(child.name, " ", child.checksumString())
             }
         }
 
diff --git a/build.xml b/build.xml
index ac98c0efda8..10f04eb2880 100644
--- a/build.xml
+++ b/build.xml
@@ -675,25 +675,28 @@
                 <pathelement path="${bootstrap.reflect}"/>
                 <pathelement path="${bootstrap.kotlin.test}"/>
                 <pathelement path="${idea.sdk}/lib/junit-4.12.jar"/>
-                <pathelement path="${idea.sdk}/lib/guava-17.0.jar"/>
                 <pathelement path="${kotlin-home}/lib/kotlin-build-common.jar"/>
                 <pathelement path="${kotlin-home}/lib/kotlin-compiler.jar"/>
                 <pathelement path="${protobuf.jar}"/>
             </classpath>
         </javac2>
 
-        <jar destfile="${kotlin-home}/lib/kotlin-build-common-test.jar">
+        <taskdef name="jarjar" classname="com.tonicsystems.jarjar.JarJarTask" classpath="dependencies/jarjar.jar"/>
+
+        <jarjar jarfile="${kotlin-home}/lib/kotlin-build-common-test.jar">
             <fileset dir="${output}/classes/kotlin-build-common-test"/>
             <zipfileset file="${kotlin-home}/build.txt" prefix="META-INF"/>
+            <zipfileset src="${protobuf.jar}"/>
+            <rule pattern="com.google.**" result="org.jetbrains.kotlin.com.google.@1"/>
+            <rule pattern="com.intellij.**" result="org.jetbrains.kotlin.com.intellij.@1"/>
 
             <manifest>
                 <attribute name="Built-By" value="${manifest.impl.vendor}"/>
-
                 <attribute name="Implementation-Vendor" value="${manifest.impl.vendor}"/>
                 <attribute name="Implementation-Title" value="${manifest.impl.title.kotlin.build.common}"/>
                 <attribute name="Implementation-Version" value="${build.number}"/>
             </manifest>
-        </jar>
+        </jarjar>
     </target>
 
     <target name="daemon-client">