In order to run federation migration integration test: arvbox must be in the path arv-federation-migrate should be in the path or the full path supplied in the 'fed_migrate' input parameter. # Create arvbox containers fedbox(1,2,3) for the federation $ cwltool --preserve-environment=SSH_AUTH_SOCK arvbox-make-federation.cwl --arvbox_base ~/.arvbox > fed.json # Configure containers and run tests $ cwltool --preserve-environment=SSH_AUTH_SOCK fed-migrate.cwl fed.json CWL for running the test is generated using cwl-ex: https://github.com/common-workflow-language/cwl-ex/