17:11:45.907 Statistics reset.
17:11:45.915 ALSA connection change.
17:11:45.935 D-BUS: Service not available (org.jackaudio.service aka jackdbus).
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
17:11:45.966 ALSA connection graph change.
17:20:34.000 JACK is starting...
17:20:34.000 /usr/bin/jackd -dalsa -dhw:0 -r44100 -p1024 -n2
Cannot connect to server socket err = No such file or directory
Cannot connect to server request channel
jack server is not running or cannot be started
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
JackShmReadWritePtr::~JackShmReadWritePtr - Init not done for -1, skipping unlock
17:20:34.032 Could not start JACK. Sorry.
17:21:29.362 JACK was stopped

$ jack_control start
Traceback (most recent call last):
  File "/usr/bin/jack_control", line 399, in <module>
    main()
  File "/usr/bin/jack_control", line 160, in main
    controller = bus.get_object(service_name, "/org/jackaudio/Controller")
  File "/usr/lib/python2.7/dist-packages/dbus/bus.py", line 241, in get_object
    follow_name_owner_changes=follow_name_owner_changes)
  File "/usr/lib/python2.7/dist-packages/dbus/proxies.py", line 248, in __init__
    self._named_service = conn.activate_name_owner(bus_name)
  File "/usr/lib/python2.7/dist-packages/dbus/bus.py", line 181, in activate_name_owner
    return self.get_name_owner(bus_name)
  File "/usr/lib/python2.7/dist-packages/dbus/bus.py", line 361, in get_name_owner
    's', (bus_name,), **keywords)
  File "/usr/lib/python2.7/dist-packages/dbus/connection.py", line 651, in call_blocking
    message, timeout)
dbus.exceptions.DBusException: org.freedesktop.DBus.Error.NameHasNoOwner: Could not get owner of name 'org.jackaudio.service': no such name

Fri May 19 17:11:45 2017: ------------------
Fri May 19 17:11:45 2017: Controller activated. Version 1.9.11 (unknown) built on Sat Dec 31 00:44:41 2016
Fri May 19 17:11:45 2017: ERROR: Could not open driver directory /usr/local/lib/jack: No such file or directory
Fri May 19 17:11:45 2017: ERROR: Could not find any drivers in driver directory!
Fri May 19 17:11:45 2017: ERROR: Failed to create server object
Fri May 19 17:23:39 2017: ------------------
Fri May 19 17:23:39 2017: Controller activated. Version 1.9.11 (unknown) built on Sat Dec 31 00:44:41 2016
Fri May 19 17:23:39 2017: ERROR: Could not open driver directory /usr/local/lib/jack: No such file or directory
Fri May 19 17:23:39 2017: ERROR: Could not find any drivers in driver directory!
Fri May 19 17:23:39 2017: ERROR: Failed to create server object