Works for me (Ubuntu 8.10). The test warn/error failures I got were:
2009-02-26 06:39:20.558 Cappuccino [warn]: addFailure test=[CPAttributedStringTest testSetAttributesRange] failure=expecting 'a' to be 'undefined', was 'null
2009-02-26 06:39:20.677 Cappuccino [warn]: addFailure test=[CPAttributedStringTest testAddAttributeValueRange] failure=expecting 'duck' to be 'undefined', was 'null
2009-02-26 06:39:21.622 Cappuccino [error]: addError test=[CPKVOTest testInsertIntoToManyProperty] error=_objectAtIndex is not a function, it is object.
2009-02-26 06:39:21.632 Cappuccino [error]: addError test=[CPKVOTest testRemoveFromToManyProperty] error=_objectAtIndex is not a function, it is object.
2009-02-26 06:39:23.826 Cappuccino [warn]: addFailure test=[CPKVOTest testPerformance] failure=Overhead of one observer exceeded 400%. first: 137 second: 2027 %1479