add echo for clean_integration test as well
add echo for clean_integration test as well

nikken1/patentprocessor,nikken1/patentprocessor,nikken1/patentprocessor,funginstitute/patentprocessor,yngcan/patentprocessor,yngcan/patentprocessor,funginstitute/patentprocessor,funginstitute/patentprocessor,yngcan/patentprocessor