Noticed this failure in our CI run:

[09:02:13.151] STARTED CompletionAPITest::testDocumentation 'testDocumentation()'
org.opentest4j.AssertionFailedError: expected: <null> but was: <jshelltest.JShellTest>
    at org.junit.jupiter.api.AssertionFailureBuilder.build(AssertionFailureBuilder.java:151)
    at org.junit.jupiter.api.AssertionFailureBuilder.buildAndThrow(AssertionFailureBuilder.java:132)
    at org.junit.jupiter.api.AssertNull.failNotNull(AssertNull.java:50)
    at org.junit.jupiter.api.AssertNull.assertNull(AssertNull.java:35)
    at org.junit.jupiter.api.AssertNull.assertNull(AssertNull.java:30)
    at org.junit.jupiter.api.Assertions.assertNull(Assertions.java:279)
    at CompletionAPITest.testDocumentation(CompletionAPITest.java:176)
    at java.base/java.lang.reflect.Method.invoke(Method.java:565)
    at java.base/java.util.ArrayList.forEach(ArrayList.java:1612)
    at java.base/java.util.ArrayList.forEach(ArrayList.java:1612)
[09:02:15.785] FAILED CompletionAPITest::testDocumentation 'testDocumentation()' [2634ms]