then:
        outputContains("Base.java:6")
        // TestThatInherits > alwaysFails() FAILED
        //     org.opentest4j.AssertionFailedError: Oops, base failed again
        //         at org.junit.jupiter.api.AssertionUtils.fail(AssertionUtils.java:39)
        //         at org.junit.jupiter.api.Assertions.fail(Assertions.java:109)
        //         at Base.alwaysFails(Base.java:6) <- this

import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;

public abstract class Base {
    @Test public void alwaysFails() {
        Assertions.fail("Oops, base failed again");
    }