16:33:22.850 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 
16:33:22.850 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] FAILURE: Build failed with an exception.
16:33:22.850 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 
16:33:22.851 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] * What went wrong:
16:33:22.851 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] Execution failed for task ':ios:verifyProguard'.
16:33:22.851 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] > Process 'command 'python'' finished with non-zero exit value 255
16:33:22.851 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 
16:33:22.851 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] * Exception is:
16:33:22.852 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] org.gradle.api.tasks.TaskExecutionException: Execution failed for task ':ios:verifyProguard'.
16:33:22.852 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:84)
16:33:22.852 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.execute(ExecuteActionsTaskExecuter.java:55)
16:33:22.852 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.api.internal.tasks.execution.SkipUpToDateTaskExecuter.execute(SkipUpToDateTaskExecuter.java:62)
16:33:22.852 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.api.internal.tasks.execution.ValidatingTaskExecuter.execute(ValidatingTaskExecuter.java:58)
16:33:22.852 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.api.internal.tasks.execution.SkipEmptySourceFilesTaskExecuter.execute(SkipEmptySourceFilesTaskExecuter.java:88)
16:33:22.852 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.api.internal.tasks.execution.ResolveTaskArtifactStateTaskExecuter.execute(ResolveTaskArtifactStateTaskExecuter.java:46)
16:33:22.852 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.api.internal.tasks.execution.SkipTaskWithNoActionsExecuter.execute(SkipTaskWithNoActionsExecuter.java:51)
16:33:22.852 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.api.internal.tasks.execution.SkipOnlyIfTaskExecuter.execute(SkipOnlyIfTaskExecuter.java:54)
16:33:22.852 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.api.internal.tasks.execution.ExecuteAtMostOnceTaskExecuter.execute(ExecuteAtMostOnceTaskExecuter.java:43)
16:33:22.853 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.api.internal.tasks.execution.CatchExceptionTaskExecuter.execute(CatchExceptionTaskExecuter.java:34)
16:33:22.853 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker$1.execute(DefaultTaskGraphExecuter.java:236)
16:33:22.853 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker$1.execute(DefaultTaskGraphExecuter.java:228)
16:33:22.853 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.internal.Transformers$4.transform(Transformers.java:169)
16:33:22.853 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:106)
16:33:22.853 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:61)
16:33:22.853 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker.execute(DefaultTaskGraphExecuter.java:228)
16:33:22.853 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter$EventFiringTaskWorker.execute(DefaultTaskGraphExecuter.java:215)
16:33:22.853 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.processTask(AbstractTaskPlanExecutor.java:77)
16:33:22.853 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.execution.taskgraph.AbstractTaskPlanExecutor$TaskExecutorWorker.run(AbstractTaskPlanExecutor.java:58)
16:33:22.853 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.execution.taskgraph.DefaultTaskPlanExecutor.process(DefaultTaskPlanExecutor.java:32)
16:33:22.853 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.execution.taskgraph.DefaultTaskGraphExecuter.execute(DefaultTaskGraphExecuter.java:113)
16:33:22.854 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.execution.SelectedTaskExecutionAction.execute(SelectedTaskExecutionAction.java:37)
16:33:22.854 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:37)
16:33:22.854 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.execution.DefaultBuildExecuter.access$000(DefaultBuildExecuter.java:23)
16:33:22.854 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.execution.DefaultBuildExecuter$1.proceed(DefaultBuildExecuter.java:43)
16:33:22.854 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.execution.DryRunBuildExecutionAction.execute(DryRunBuildExecutionAction.java:32)
16:33:22.854 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:37)
16:33:22.854 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.execution.DefaultBuildExecuter.execute(DefaultBuildExecuter.java:30)
16:33:22.854 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.initialization.DefaultGradleLauncher$3.execute(DefaultGradleLauncher.java:196)
16:33:22.854 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.initialization.DefaultGradleLauncher$3.execute(DefaultGradleLauncher.java:193)
16:33:22.854 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.internal.Transformers$4.transform(Transformers.java:169)
16:33:22.855 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:106)
16:33:22.855 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.internal.progress.DefaultBuildOperationExecutor.run(DefaultBuildOperationExecutor.java:56)
16:33:22.855 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.initialization.DefaultGradleLauncher.doBuildStages(DefaultGradleLauncher.java:193)
16:33:22.856 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.initialization.DefaultGradleLauncher.doBuild(DefaultGradleLauncher.java:119)
16:33:22.856 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.initialization.DefaultGradleLauncher.run(DefaultGradleLauncher.java:102)
16:33:22.856 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.exec.GradleBuildController.run(GradleBuildController.java:71)
16:33:22.856 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.tooling.internal.provider.ExecuteBuildActionRunner.run(ExecuteBuildActionRunner.java:28)
16:33:22.856 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.exec.ChainingBuildActionRunner.run(ChainingBuildActionRunner.java:35)
16:33:22.856 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProcessBuildActionExecuter.java:41)
16:33:22.856 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.exec.InProcessBuildActionExecuter.execute(InProcessBuildActionExecuter.java:26)
16:33:22.856 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.tooling.internal.provider.ContinuousBuildActionExecuter.execute(ContinuousBuildActionExecuter.java:75)
16:33:22.856 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.tooling.internal.provider.ContinuousBuildActionExecuter.execute(ContinuousBuildActionExecuter.java:49)
16:33:22.856 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.tooling.internal.provider.ServicesSetupBuildActionExecuter.execute(ServicesSetupBuildActionExecuter.java:44)
16:33:22.856 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.tooling.internal.provider.ServicesSetupBuildActionExecuter.execute(ServicesSetupBuildActionExecuter.java:29)
16:33:22.856 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.exec.ExecuteBuild.doBuild(ExecuteBuild.java:67)
16:33:22.857 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:36)
16:33:22.857 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
16:33:22.857 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.exec.WatchForDisconnection.execute(WatchForDisconnection.java:47)
16:33:22.857 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
16:33:22.857 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.exec.ResetDeprecationLogger.execute(ResetDeprecationLogger.java:26)
16:33:22.857 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
16:33:22.857 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.exec.RequestStopIfSingleUsedDaemon.execute(RequestStopIfSingleUsedDaemon.java:34)
16:33:22.857 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
16:33:22.857 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.exec.ForwardClientInput$2.call(ForwardClientInput.java:74)
16:33:22.858 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.exec.ForwardClientInput$2.call(ForwardClientInput.java:72)
16:33:22.858 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.util.Swapper.swap(Swapper.java:38)
16:33:22.859 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.exec.ForwardClientInput.execute(ForwardClientInput.java:72)
16:33:22.859 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
16:33:22.859 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.exec.LogAndCheckHealth.execute(LogAndCheckHealth.java:55)
16:33:22.859 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
16:33:22.859 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.exec.LogToClient.doBuild(LogToClient.java:60)
16:33:22.860 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:36)
16:33:22.860 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
16:33:22.860 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.exec.EstablishBuildEnvironment.doBuild(EstablishBuildEnvironment.java:72)
16:33:22.860 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.exec.BuildCommandOnly.execute(BuildCommandOnly.java:36)
16:33:22.860 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.api.DaemonCommandExecution.proceed(DaemonCommandExecution.java:120)
16:33:22.860 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.exec.StartBuildOrRespondWithBusy$1.run(StartBuildOrRespondWithBusy.java:50)
16:33:22.860 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.launcher.daemon.server.DaemonStateCoordinator$1.run(DaemonStateCoordinator.java:297)
16:33:22.860 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.internal.concurrent.ExecutorPolicy$CatchAndRecordFailures.onExecute(ExecutorPolicy.java:54)
16:33:22.860 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.internal.concurrent.StoppableExecutorImpl$1.run(StoppableExecutorImpl.java:40)
16:33:22.861 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
16:33:22.861 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
16:33:22.861 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at java.lang.Thread.run(Thread.java:745)
16:33:22.861 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] Caused by: org.gradle.process.internal.ExecException: Process 'command 'python'' finished with non-zero exit value 255
16:33:22.861 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.process.internal.DefaultExecHandle$ExecResultImpl.assertNormalExitValue(DefaultExecHandle.java:369)
16:33:22.861 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.process.internal.DefaultExecAction.execute(DefaultExecAction.java:31)
16:33:22.861 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.api.tasks.AbstractExecTask.exec(AbstractExecTask.java:54)
16:33:22.861 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
16:33:22.861 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
16:33:22.861 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
16:33:22.862 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at java.lang.reflect.Method.invoke(Method.java:498)
16:33:22.862 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.internal.reflect.JavaMethod.invoke(JavaMethod.java:73)
16:33:22.862 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.api.internal.project.taskfactory.DefaultTaskClassInfoStore$StandardTaskAction.doExecute(DefaultTaskClassInfoStore.java:141)
16:33:22.862 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.api.internal.project.taskfactory.DefaultTaskClassInfoStore$StandardTaskAction.execute(DefaultTaskClassInfoStore.java:134)
16:33:22.862 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.api.internal.project.taskfactory.DefaultTaskClassInfoStore$StandardTaskAction.execute(DefaultTaskClassInfoStore.java:123)
16:33:22.862 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.api.internal.AbstractTask$TaskActionWrapper.execute(AbstractTask.java:632)
16:33:22.863 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.api.internal.AbstractTask$TaskActionWrapper.execute(AbstractTask.java:615)
16:33:22.863 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeAction(ExecuteActionsTaskExecuter.java:95)
16:33:22.863 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	at org.gradle.api.internal.tasks.execution.ExecuteActionsTaskExecuter.executeActions(ExecuteActionsTaskExecuter.java:76)
16:33:22.863 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter] 	... 73 more
16:33:22.863 [ERROR] [org.gradle.internal.buildevents.BuildExceptionReporter]