test CodelistTest.jmx(): failure
java.lang.AssertionError: Test error: Caught unexpected exception
...
Caused by: java.lang.ClassNotFoundException: java.util.stream.Collectors$$Lambda$3/1057551042
at java.lang.Class.forName0(Native Method)
at java.lang.Class.forName(Class.java:286)
at MethodIdentifierParser.getMethod(MethodIdentifierParser.java:56)
at CodelistTest.run(CodelistTest.java:93)
... 30 more

Looks like a test bug - VM anonymous classes don't have symboling names, so it's impossible to look them up using Class.forName().