java.lang.NoClassDefFoundError: sun/misc/BASE64Encoder when running `mvn test`

[nadvolod]

Follow the instructions and pull down the code.
Try to run mvn test
I get the following error

java.lang.NoClassDefFoundError: sun/misc/BASE64Encoder
        at com.saucelabs.junit.SauceOnDemandTestWatcher.<init>(SauceOnDemandTestWatcher.java:81)
        at com.saucelabs.junit.SauceOnDemandTestWatcher.<init>(SauceOnDemandTestWatcher.java:58)
        at com.yourcompany.Tests.TestBase.<init>(TestBase.java:48)
        at com.yourcompany.Tests.FollowLinkTest.<init>(FollowLinkTest.java:13)
        at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
        at java.base/jdk.internal.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
        at java.base/jdk.internal.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
        at java.base/java.lang.reflect.Constructor.newInstanceWithCaller(Constructor.java:500)
        at java.base/java.lang.reflect.Constructor.newInstance(Constructor.java:481)
        at com.saucelabs.junit.ConcurrentParameterized$SauceClassRunnerForParameters.createTestUsingConstructorInjection(ConcurrentParameterized.java:195)
        at com.saucelabs.junit.ConcurrentParameterized$SauceClassRunnerForParameters.createTest(ConcurrentParameterized.java:190)
        at org.junit.runners.BlockJUnit4ClassRunner$1.runReflectiveCall(BlockJUnit4ClassRunner.java:266)
        at org.junit.internal.runners.model.ReflectiveCallable.run(ReflectiveCallable.java:12)
        at org.junit.runners.BlockJUnit4ClassRunner.methodBlock(BlockJUnit4ClassRunner.java:263)
        at org.junit.runners.BlockJUnit4ClassRunner.runChild(BlockJUnit4ClassRunner.java:78)
        at com.saucelabs.junit.ConcurrentParameterized$SauceClassRunnerForParameters.access$300(ConcurrentParameterized.java:170)
        at com.saucelabs.junit.ConcurrentParameterized$SauceClassRunnerForParameters$2.run(ConcurrentParameterized.java:287)
        at com.saucelabs.junit.ConcurrentParameterized$NonBlockingAsynchronousRunner$1.call(ConcurrentParameterized.java:312)
        at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
        at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
        at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
        at java.base/java.lang.Thread.run(Thread.java:835)
Caused by: java.lang.ClassNotFoundException: sun.misc.BASE64Encoder
        at java.base/jdk.internal.loader.BuiltinClassLoader.loadClass(BuiltinClassLoader.java:583)
        at java.base/jdk.internal.loader.ClassLoaders$AppClassLoader.loadClass(ClassLoaders.java:178)
        at java.base/java.lang.ClassLoader.loadClass(ClassLoader.java:521)
        ... 22 more