mishako

@dmichel1 Here is a way to reproduce the error: ``` curl -s http://repo1.maven.org/maven2/com/spotify/ffwd/ffwd-http-client/0.4.1/ffwd-http-client-0.4.1.jar > ffwd-http-client-0.4.1.jar curl -s http://repo1.maven.org/maven2/com/fasterxml/jackson/core/jackson-databind/2.9.6/jackson-databind-2.9.6-javadoc.jar > jackson-databind-2.9.6-javadoc.jar curl -s http://repo1.maven.org/maven2/com/fasterxml/jackson/core/jackson-databind/2.9.6/jackson-databind-2.9.6.jar > jackson-databind-2.9.6.jar curl -s http://repo1.maven.org/maven2/com/fasterxml/jackson/core/jackson-core/2.9.6/jackson-core-2.9.6.jar > jackson-core-2.9.6.jar...