apiserver/annotations: test failure during setup

----------------------------------------------------------------------
FAIL: client_test.go:31: annotationSuite.SetUpTest

client_test.go:32:
    s.JujuConnSuite.SetUpTest(c)
/home/ubuntu/src/github.com/juju/testing/mgo.go:551:
    c.Assert(err, jc.ErrorIsNil)
... value *net.OpError = &net.OpError{Op:"local error", Net:"", Source:net.Addr(nil), Addr:net.Addr(nil), Err:0xa} ("local error: tls: unexpected message")

----------------------------------------------------------------------
PANIC: <autogenerated>:21: annotationSuite.TearDownTest

... Panic: runtime error: invalid memory address or nil pointer dereference (PC=0x45C36C)

/home/ubuntu/go/src/runtime/panic.go:458
  in gopanic
/home/ubuntu/go/src/runtime/panic.go:62
  in panicmem
/home/ubuntu/go/src/runtime/sigpanic_unix.go:24
  in sigpanic
/home/ubuntu/src/gopkg.in/mgo.v2/session.go:4065
  in Session.acquireSocket
/home/ubuntu/src/gopkg.in/mgo.v2/session.go:628
  in Database.Run
/home/ubuntu/src/gopkg.in/mgo.v2/session.go:1906
  in Session.Run
/home/ubuntu/src/gopkg.in/mgo.v2/session.go:1935
  in Session.Ping
/home/ubuntu/src/github.com/juju/testing/mgo.go:683
  in MgoSuite.TearDownTest
/home/ubuntu/src/github.com/juju/juju/juju/testing/conn.go:125
  in JujuConnSuite.TearDownTest
/home/ubuntu/go/src/reflect/value.go:302
  in Value.Call
/home/ubuntu/go/src/runtime/asm_amd64.s:2059
  in goexit

----------------------------------------------------------------------
PANIC: client_test.go:61: annotationSuite.TestCharmAnnotations

... Panic: Fixture has panicked (see related PANIC)
OOPS: 0 passed, 1 FAILED, 1 FIXTURE-PANICKED, 8 MISSED
--- FAIL: TestAll (8.20s)
FAIL
FAIL github.com/juju/juju/apiserver/annotations 8.245s