builder-tox-verify-master jobs failing

08:57:44 [builder-tox-verify-master] $ /bin/bash -l /tmp/jenkins4713127892516612144.sh
08:57:44 ---> tox-run.sh
08:57:44 ---> Setting up pyenv
08:57:45 Traceback (most recent call last):
08:57:45   File "/home/jenkins/.local/bin/detox", line 11, in <module>
08:57:45     sys.exit(main())
08:57:45   File "/home/jenkins/.local/lib/python2.7/site-packages/detox/cli.py", line 16, in main
08:57:45     config = tox_prepare(args)
08:57:45   File "/home/jenkins/.local/lib/python2.7/site-packages/tox/session.py", line 27, in prepare
08:57:45     config = parseconfig(args)
08:57:45   File "/home/jenkins/.local/lib/python2.7/site-packages/tox/config.py", line 205, in parseconfig
08:57:45     pm = get_plugin_manager(plugins)
08:57:45   File "/home/jenkins/.local/lib/python2.7/site-packages/tox/config.py", line 44, in get_plugin_manager
08:57:45     pm.load_setuptools_entrypoints("tox")
08:57:45   File "/home/jenkins/.local/lib/python2.7/site-packages/pluggy/manager.py", line 273, in load_setuptools_entrypoints
08:57:45     message="Plugin %r could not be loaded: %s!" % (ep.name, e),
08:57:45 pluggy.manager.PluginValidationError: Plugin 'proclimit' could not be loaded: (tox 2.9.1 (/home/jenkins/.local/lib/python2.7/site-packages), Requirement.parse('tox<4,>=3.5'))!
08:57:46 cp: cannot stat ‘.tox/*/log’: No such file or directory