The JUnit tests successfully run without any anomalies on Windows 7 and Windows 10 with OracleJDK 1.8.121 and on Ubuntu 17.04 with OpenJDK 1.8.131, so I assume the problem is with Travis CI.
The JUnit tests successfully run without any anomalies on Windows 7 and
Windows 10 with OracleJDK 1.8.121 and on Ubuntu 17.04 with OpenJDK
1.8.131, so I assume the problem is with Travis CI.
ViktorC/PP4J,ViktorC/PP4J,ViktorC/PP4J