Unexpected input(s) 'working_dir', valid inputs are ['version', 'php_version', 'php_extensions', 'vendored_phpunit_path', 'configuration', 'log_junit', 'log_teamcity', 'testdox_html', 'testdox_text', 'memory_limit', 'bootstrap', 'filter', 'testsuite', 'group', 'exclude_group', 'test_suffix', 'whitelist', 'coverage_clover', 'coverage_cobertura', 'coverage_crap4j', 'coverage_html', 'coverage_php', 'coverage_text', 'coverage_xml', 'args']