sierra 下用 docker-machine create -d generic....创建失败……google 了半天似乎没有人向我一样卡在这里

$ docker-machine -D create -d generic --generic-ip-address "192.168.99.101" --generic-ssh-key ~/.ssh/id_rsa vm
Docker Machine Version: 0.8.2, build e18a919
Found binary path at /usr/local/bin/docker-machine
Launching plugin server for driver generic
Plugin server listening at address 127.0.0.1:51213
() Calling .GetVersion
Using API Version 1
() Calling .SetConfigRaw
() Calling .GetMachineName
(flag-lookup) Calling .GetMachineName
(flag-lookup) Calling .DriverName
(flag-lookup) Calling .GetCreateFlags
Found binary path at /usr/local/bin/docker-machine
Launching plugin server for driver generic
Plugin server listening at address 127.0.0.1:51217
() Calling .GetVersion
Using API Version 1
() Calling .SetConfigRaw
() Calling .GetMachineName
(vm) Calling .GetMachineName
(vm) Calling .DriverName
(vm) Calling .GetCreateFlags
(vm) Calling .SetConfigFromFlags
Running pre-create checks...
(vm) Calling .PreCreateCheck
(vm) Calling .GetConfigRaw
Creating machine...
(vm) Calling .Create
(vm) Importing SSH key...
(vm) DBG | IP: 192.168.99.101
(vm) Calling .GetConfigRaw
(vm) Calling .DriverName
(vm) Calling .DriverName
Waiting for machine to be running, this may take a few minutes...
(vm) Calling .GetState
(vm) Calling .GetState
(vm) Calling .GetState
(vm) Calling .GetState
(vm) Calling .GetState
(vm) Calling .GetState
(vm) Calling .GetState
(vm) Calling .GetState
(vm) Calling .GetState
(vm) Calling .GetState
(vm) Calling .GetState
(vm) Calling .GetState
.....( 后面全是这个 )
Error creating machine: Error waiting for machine to be running: Maximum number of retries (60) exceeded
notifying bugsnag: [Error creating machine: Error waiting for machine to be running: Maximum number of retries (60) exceeded]

求救， docker 和 docker-machine 都是通过 brew 安装的最新版，如果把 driver 改成 virtualbox 是可以正常创建 machine 的……