PHPDoc phar failure

gistfile1.txt

$ wget https://github.com/phpDocumentor/phpDocumentor2/releases/download/v2.7.0/phpDocumentor.phar
--2014-08-22 17:23:24--  https://github.com/phpDocumentor/phpDocumentor2/releases/download/v2.7.0/phpDocumentor.phar
Resolving github.com... 192.30.252.131
Connecting to github.com|192.30.252.131|:443... connected.
HTTP request sent, awaiting response... 302 Found
Location: https://s3.amazonaws.com/github-cloud/releases/761653/f8ace192-291d-11e4-93cc-3a8d946f2e49.phar?response-content-disposition=attachment%3B%20filename%3DphpDocumentor.phar&AWSAccessKeyId=AKIAISTNZFOVBIJMK3TQ&Expires=1408753470&Signature=heQkektTHiYFmz9AVb8Z2%2FmytQA%3D [following]
--2014-08-22 17:23:30--  https://s3.amazonaws.com/github-cloud/releases/761653/f8ace192-291d-11e4-93cc-3a8d946f2e49.phar?response-content-disposition=attachment%3B%20filename%3DphpDocumentor.phar&AWSAccessKeyId=AKIAISTNZFOVBIJMK3TQ&Expires=1408753470&Signature=heQkektTHiYFmz9AVb8Z2%2FmytQA%3D
Resolving s3.amazonaws.com... 10.186.10.1
Connecting to s3.amazonaws.com|10.186.10.1|:443... connected.
HTTP request sent, awaiting response... 200 OK
Length: 27730242 (26M) [application/octet-stream]
Saving to: `phpDocumentor.phar'

100%[====================================================================================================================================================================>] 27,730,242  3.19M/s   in 9.0s    

2014-08-22 17:23:41 (2.94 MB/s) - `phpDocumentor.phar' saved [27730242/27730242]

$ php phpDocumentor.phar --help
PHP Fatal error:  Uncaught exception 'JMS\Serializer\Exception\RuntimeException' with message 'You must define a type for phpDocumentor\Configuration::$title.' in phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/vendor/jms/serializer/src/JMS/Serializer/XmlDeserializationVisitor.php:213
Stack trace:
#0 phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/vendor/jms/serializer/src/JMS/Serializer/GraphNavigator.php(227): JMS\Serializer\XmlDeserializationVisitor->visitProperty(Object(JMS\Serializer\Metadata\PropertyMetadata), Object(SimpleXMLElement), Object(JMS\Serializer\DeserializationContext))
#1 phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/vendor/jms/serializer/src/JMS/Serializer/Serializer.php(114): JMS\Serializer\GraphNavigator->accept(Object(SimpleXMLElement), Array, Object(JMS\Serializer\DeserializationContext))
#2 phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/src/phpDocumentor/Configuration/Loader.php(11 in phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/vendor/jms/serializer/src/JMS/Serializer/XmlDeserializationVisitor.php on line 213

Fatal error: Uncaught exception 'JMS\Serializer\Exception\RuntimeException' with message 'You must define a type for phpDocumentor\Configuration::$title.' in phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/vendor/jms/serializer/src/JMS/Serializer/XmlDeserializationVisitor.php on line 213

JMS\Serializer\Exception\RuntimeException: You must define a type for phpDocumentor\Configuration::$title. in phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/vendor/jms/serializer/src/JMS/Serializer/XmlDeserializationVisitor.php on line 213

Call Stack:
    0.1142    1920624   1. {main}() /Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar:0
    0.1148    1917792   2. require('phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/bin/phpdoc') /Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar:10
    0.1155    1945472   3. phpDocumentor\Bootstrap->initialize() phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/bin/phpdoc:22
    0.1280    3082008   4. phpDocumentor\Application->__construct() phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/src/phpDocumentor/Bootstrap.php:62
    0.1289    3145256   5. phpDocumentor\Application->addLogging() phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/src/phpDocumentor/Application.php:68
    0.1296    3265288   6. Pimple->offsetGet() phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/src/phpDocumentor/Application.php:250
    0.1296    3265336   7. Pimple::{closure:phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/vendor/pimple/pimple/lib/Pimple.php:122-130}() phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/vendor/pimple/pimple/lib/Pimple.php:83
    0.1297    3265424   8. phpDocumentor\Configuration\ServiceProvider->phpDocumentor\Configuration\{closure}() phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/vendor/pimple/pimple/lib/Pimple.php:126
    0.1437    5193640   9. phpDocumentor\Configuration\Loader->load() phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/src/phpDocumentor/Configuration/ServiceProvider.php:84
    0.1453    5445752  10. phpDocumentor\Configuration\Loader->createConfigurationObject() phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/src/phpDocumentor/Configuration/Loader.php:62
    0.1453    5447136  11. JMS\Serializer\Serializer->deserialize() phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/src/phpDocumentor/Configuration/Loader.php:112
    0.1906    5573720  12. JMS\Serializer\GraphNavigator->accept() phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/vendor/jms/serializer/src/JMS/Serializer/Serializer.php:114
    0.1972    5831672  13. JMS\Serializer\XmlDeserializationVisitor->visitProperty() phar:///Users/dowling/projects/aws-sdk-php/build/artifacts/phpDocumentor.phar/vendor/jms/serializer/src/JMS/Serializer/GraphNavigator.php:227