Build Failure when executing python script

[loxal]

Running mvn clean gcloud:run I get

Beginning interaction for module default...
Success.
Temporary staging for module default directory left in /private/var/folders/l9/7y7vjxps23q9bjdh8fyp72dc0000gn/T/1440555552452-0
[INFO] Running python -S /Users/alex/google-cloud-sdk/platform/google_appengine/dev_appserver.py --skip_sdk_update_check=true -A app /Users/alex/Desktop/appengine-java-vm-hello/target/hello-1.0-SNAPSHOT
[INFO] INFO 2015-08-26 02:19:16,793 application_configuration.py:399] No version specified. Generated version id: 20150826t021916
[INFO] INFO 2015-08-26 02:19:16,793 devappserver2.py:763] Skipping SDK update check.
[INFO] INFO 2015-08-26 02:19:17,042 api_server.py:205] Starting API server at: http://localhost:53208
[INFO] INFO 2015-08-26 02:19:17,043 api_server.py:648] Applying all pending transactions and saving the datastore
[INFO] INFO 2015-08-26 02:19:17,043 api_server.py:651] Saving search indexes
[INFO] Traceback (most recent call last):
[INFO] File "/Users/alex/google-cloud-sdk/platform/google_appengine/dev_appserver.py", line 83, in
[INFO] _run_file(file, globals())
[INFO] File "/Users/alex/google-cloud-sdk/platform/google_appengine/dev_appserver.py", line 79, in _run_file
[INFO] execfile(PATHS.script_file(script_name), globals)
[INFO] File "/Users/alex/google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/devappserver2.py", line 1033, in
[INFO] main()
[INFO] File "/Users/alex/google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/devappserver2.py", line 1026, in main
[INFO] dev_server.start(options)
[INFO] File "/Users/alex/google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/devappserver2.py", line 818, in start
[INFO] self._dispatcher.start(options.api_host, apis.port, request_data)
[INFO] File "/Users/alex/google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/dispatcher.py", line 193, in start
[INFO] _module, port = self._create_module(module_configuration, port)
[INFO] File "/Users/alex/google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/dispatcher.py", line 278, in _create_module
[INFO] threadsafe_override=threadsafe_override)
[INFO] File "/Users/alex/google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/module.py", line 1535, in init
[INFO] super(ManualScalingModule, self).init(**kwargs)
[INFO] File "/Users/alex/google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/module.py", line 554, in init
[INFO] self._module_configuration)
[INFO] File "/Users/alex/google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/module.py", line 255, in _create_instance_factory
[INFO] module_configuration=module_configuration)
[INFO] File "/Users/alex/google-cloud-sdk/platform/google_appengine/google/appengine/tools/devappserver2/vm_runtime_factory.py", line 76, in init
[INFO] timeout=self.DOCKER_D_REQUEST_TIMEOUT_SECS)
[INFO] File "/Users/alex/google-cloud-sdk/platform/google_appengine/google/appengine/tools/docker/containers.py", line 740, in NewDockerClient
[INFO] client = NewDockerClientNoCheck(**kwargs)
[INFO] File "/Users/alex/google-cloud-sdk/platform/google_appengine/google/appengine/tools/docker/containers.py", line 720, in NewDockerClientNoCheck
[INFO] kwargs_from_env = _KwargsFromEnv()
[INFO] File "/Users/alex/google-cloud-sdk/platform/google_appengine/google/appengine/tools/docker/containers.py", line 703, in _KwargsFromEnv
[INFO] assert_hostname=False)
[INFO] File "/Users/alex/google-cloud-sdk/platform/google_appengine/lib/docker/docker/docker/tls.py", line 46, in init
[INFO] 'Path to a certificate and key files must be provided'
[INFO] docker.docker.errors.TLSParameterError: Path to a certificate and key files must be provided through the client_config param. TLS configurations should map the Docker CLI client configurations. See http://docs.docker.com/examples/https/ for API details.
[ERROR] Error: gcloud app command with exit code : 1
Exception in thread "standard-out-redirection-devappserver" [ERROR]
org.apache.maven.plugin.MojoExecutionException: Error: gcloud app command exit code is: 1java.lang.RuntimeException: The Java Dev Server has stopped.

at com.google.appengine.gcloudapp.AbstractGcloudMojo$1.run(AbstractGcloudMojo.java:346)
at com.google.appengine.gcloudapp.AbstractGcloudMojo.startCommand(AbstractGcloudMojo.java:380)
at com.google.appengine.gcloudapp.GCloudAppRun.execute(GCloudAppRun.java:293)
at org.apache.maven.plugin.DefaultBuildPluginManager.executeMojo(DefaultBuildPluginManager.java:134)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:208)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:153)
at org.apache.maven.lifecycle.internal.MojoExecutor.execute(MojoExecutor.java:145)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:116)
at org.apache.maven.lifecycle.internal.LifecycleModuleBuilder.buildProject(LifecycleModuleBuilder.java:80)
at org.apache.maven.lifecycle.internal.builder.singlethreaded.SingleThreadedBuilder.build(SingleThreadedBuilder.java:51)
at org.apache.maven.lifecycle.internal.LifecycleStarter.execute(LifecycleStarter.java:128)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:307)
at org.apache.maven.DefaultMaven.doExecute(DefaultMaven.java:193)
at org.apache.maven.DefaultMaven.execute(DefaultMaven.java:106)
at org.apache.maven.cli.MavenCli.execute(MavenCli.java:862)
at org.apache.maven.cli.MavenCli.doMain(MavenCli.java:286)
at org.apache.maven.cli.MavenCli.main(MavenCli.java:197)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:497)
at org.codehaus.plexus.classworlds.launcher.Launcher.launchEnhanced(Launcher.java:289)
at org.codehaus.plexus.classworlds.launcher.Launcher.launch(Launcher.java:229)
at org.codehaus.plexus.classworlds.launcher.Launcher.mainWithExitCode(Launcher.java:415)
at org.codehaus.plexus.classworlds.launcher.Launcher.main(Launcher.java:356)

[INFO] ------------------------------------------------------------------------
[INFO] BUILD FAILURE