Attempt to launch daemon in various ways, make sure to include
ways that are expected to fail, otherwise it may not be doing what
we expect.
phd launch PhabricatorRepositoryPullLocalDaemon --no-discovery
.. errors in daemon log 'unrecognised argument' ..
phd launch PhabricatorRepositoryPullLocalDaemon -- --not-an-arg
.. errors in daemon log 'unrecognised argument' ..
phd launch PhabricatorRepositoryPullLocalDaemon -- --no-discovery
.. no errors in daemon log ..