[info] - should upload a file *** FAILED ***
[info] com.amazonaws.AmazonClientException: Unable to complete transfer: null
[info] at com.amazonaws.services.s3.transfer.internal.AbstractTransfer.unwrapExecutionException(AbstractTransfer.java:286)
[info] at com.amazonaws.services.s3.transfer.internal.AbstractTransfer.rethrowExecutionException(AbstractTransfer.java:265)
[info] at com.amazonaws.services.s3.transfer.internal.UploadImpl.waitForUploadResult(UploadImpl.java:66)
[info] at com.github.dwhjames.awswrap.s3.FutureTransferSpec$$anonfun$1.apply$mcV$sp(FutureTransferSpec.scala:54)
[info] at com.github.dwhjames.awswrap.s3.FutureTransferSpec$$anonfun$1.apply(FutureTransferSpec.scala:42)
[info] at com.github.dwhjames.awswrap.s3.FutureTransferSpec$$anonfun$1.apply(FutureTransferSpec.scala:42)
[info] at org.scalatest.OutcomeOf$class.outcomeOf(OutcomeOf.scala:85)
[info] at org.scalatest.OutcomeOf$.outcomeOf(OutcomeOf.scala:104)
[info] at org.scalatest.Transformer.apply(Transformer.scala:22)
[info] at org.scalatest.Transformer.apply(Transformer.scala:20)
[info] ...
[info] Cause: java.util.ConcurrentModificationException:
[info] at java.util.LinkedList$ListItr.checkForComodification(LinkedList.java:966)
[info] at java.util.LinkedList$ListItr.next(LinkedList.java:888)
[info] at com.amazonaws.services.s3.transfer.internal.AbstractTransfer.setState(AbstractTransfer.java:164)
[info] at com.amazonaws.services.s3.transfer.internal.UploadCallable.call(UploadCallable.java:120)
[info] at com.amazonaws.services.s3.transfer.internal.UploadMonitor.call(UploadMonitor.java:143)
[info] at com.amazonaws.services.s3.transfer.internal.UploadMonitor.call(UploadMonitor.java:48)
[info] at java.util.concurrent.FutureTask.run(FutureTask.java:266)
[info] at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1142)
[info] at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:617)
[info] at java.lang.Thread.run(Thread.java:745)
[info] ...
[info] - should download a file *** FAILED ***
[info] com.amazonaws.services.s3.model.AmazonS3Exception: Not Found (Service: Amazon S3; Status Code: 404; Error Code: 404 Not Found; Request ID: null)
[info] at com.amazonaws.http.AmazonHttpClient$RequestExecutor.handleErrorResponse(AmazonHttpClient.java:1588)
[info] at com.amazonaws.http.AmazonHttpClient$RequestExecutor.executeOneRequest(AmazonHttpClient.java:1258)
[info] at com.amazonaws.http.AmazonHttpClient$RequestExecutor.executeHelper(AmazonHttpClient.java:1030)
[info] at com.amazonaws.http.AmazonHttpClient$RequestExecutor.doExecute(AmazonHttpClient.java:742)
[info] at com.amazonaws.http.AmazonHttpClient$RequestExecutor.executeWithTimer(AmazonHttpClient.java:716)
[info] at com.amazonaws.http.AmazonHttpClient$RequestExecutor.execute(AmazonHttpClient.java:699)
[info] at com.amazonaws.http.AmazonHttpClient$RequestExecutor.access$500(AmazonHttpClient.java:667)
[info] at com.amazonaws.http.AmazonHttpClient$RequestExecutionBuilderImpl.execute(AmazonHttpClient.java:649)
[info] at com.amazonaws.http.AmazonHttpClient.execute(AmazonHttpClient.java:513)
[info] at com.amazonaws.services.s3.AmazonS3Client.invoke(AmazonS3Client.java:4169)
[info] ...
