Android test failure

gistfile1.txt

There were 4 failures:
  1) net.bytebuddy.agent.builder.ResettableClassFileTransformer
  java.lang.ClassNotFoundException: net.bytebuddy.agent.builder.ResettableClassFileTransformer
      at java.lang.Class.classForName(Native Method)
      at java.lang.Class.forName(Class.java:324)
      at android.support.test.internal.runner.TestLoader.doLoadClass(TestLoader.java:92)
      at android.support.test.internal.runner.TestLoader.loadIfTest(TestLoader.java:113)
      at android.support.test.internal.runner.TestRequestBuilder.loadClassesFromClassPath(TestRequestBuilder.java:801)
      at android.support.test.internal.runner.TestRequestBuilder.build(TestRequestBuilder.java:747)
      at android.support.test.runner.AndroidJUnitRunner.buildRequest(AndroidJUnitRunner.java:354)
      at android.support.test.runner.AndroidJUnitRunner.onStart(AndroidJUnitRunner.java:260)
      at com.jakewharton.u2020.U2020TestRunner.onStart(U2020TestRunner.java:20)
      at android.app.Instrumentation$InstrumentationThread.run(Instrumentation.java:1879)
   Caused by: java.lang.ClassNotFoundException: Didn't find class "net.bytebuddy.agent.builder.ResettableClassFileTransformer" on path: DexPathList[[zip file "/system/framework/android.test.runner.jar", zip file "/data/app/com.myapp.test-2/base.apk", zip file "/data/app/com.myapp-1/base.apk"],nativeLibraryDirectories=[/data/app/com.myapp.test-2/lib/arm, /data/app/com.myapp-1/lib/arm, /data/app/com.myapp.test-2/base.apk!/lib/armeabi-v7a, /data/app/com.myapp-1/base.apk!/lib/armeabi-v7a, /vendor/lib, /system/lib]]
      at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:56)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:511)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:469)
      at java.lang.Class.classForName(Native Method) 
      at java.lang.Class.forName(Class.java:324) 
      at android.support.test.internal.runner.TestLoader.doLoadClass(TestLoader.java:92) 
      at android.support.test.internal.runner.TestLoader.loadIfTest(TestLoader.java:113) 
      at android.support.test.internal.runner.TestRequestBuilder.loadClassesFromClassPath(TestRequestBuilder.java:801) 
      at android.support.test.internal.runner.TestRequestBuilder.build(TestRequestBuilder.java:747) 
      at android.support.test.runner.AndroidJUnitRunner.buildRequest(AndroidJUnitRunner.java:354) 
      at android.support.test.runner.AndroidJUnitRunner.onStart(AndroidJUnitRunner.java:260) 
      at com.jakewharton.u2020.U2020TestRunner.onStart(U2020TestRunner.java:20) 
      at android.app.Instrumentation$InstrumentationThread.run(Instrumentation.java:1879) 
  	Suppressed: java.lang.NoClassDefFoundError: net.bytebuddy.agent.builder.ResettableClassFileTransformer
      at dalvik.system.DexFile.defineClassNative(Native Method)
      at dalvik.system.DexFile.defineClass(DexFile.java:226)
      at dalvik.system.DexFile.loadClassBinaryName(DexFile.java:219)
      at dalvik.system.DexPathList.findClass(DexPathList.java:338)
      at dalvik.system.BaseDexClassLoader.findClass(BaseDexClassLoader.java:54)
      		... 12 more
  	Suppressed: java.lang.ClassNotFoundException: net.bytebuddy.agent.builder.ResettableClassFileTransformer
      at java.lang.Class.classForName(Native Method)
      at java.lang.BootClassLoader.findClass(ClassLoader.java:781)
      at java.lang.BootClassLoader.loadClass(ClassLoader.java:841)
      at java.lang.ClassLoader.loadClass(ClassLoader.java:504)
      		... 11 more
   Caused by: java.lang.NoClassDefFoundError: Class not found using the boot class loader; no stack trace available
  2) net.bytebuddy.dynamic.loading.NoOpClassFileTransformer
  java.lang.ClassNotFoundException: net.bytebuddy.dynamic.loading.NoOpClassFileTransformer
      at java.lang.Class.classForName(Native Method)
      at java.lang.Class.forName(Class.java:324)
      at android.support.test.internal.runner.TestLoader.doLoadClass(TestLoader.java:92)
      at android.support.test.internal.runner.TestLoader.loadIfTest(TestLoader.java:113)
      at android.support.test.internal.runner.TestRequestBuilder.loadClassesFromClassPath(TestRequestBuilder.java:801)
      at android.support.test.internal.runner.TestRequestBuilder.build(TestRequestBuilder.java:747)
      at android.support.test.runner.AndroidJUnitRunner.buildRequest(AndroidJUnitRunner.java:354)
      at android.support.test.runner.AndroidJUnitRunner.onStart(AndroidJUnitRunner.java:260)
      at com.jakewharton.u2020.U2020TestRunner.onStart(U2020TestRunner.java:20)
      at android.app.Instrumentation$InstrumentationThread.run(Instrumentation.java:1879)
   Caused by: java.lang.ClassNotFoundException: Didn't find class "net.bytebuddy.dynamic.loading.NoOpClassFileTransformer" on path: DexPathList[[zip file "/system/framework/android.test.runner.jar", zip file "/data/app/com.myapp.test-2/base.apk", zip file "/data/app/com.myapp-1/base.apk"],nativeLibraryDirectories=[/data/app/com.myapp.test-2/lib/arm, /data/