https://uberchromegw.corp.google.com/i/chromeos.chrome/builders/veyron_minnie-tot-chrome-pfq-informational/builds/1371

veyron_minnie-tot-chrome-pfq-informational has been failed continuously on recent builds for UploadTestArtifacts step.

Here is the detailed error from log:
[1114/141449:INFO:delta_diff_generator.cc(138)] Writing payload file...
[1114/141451:ERROR:payload_file.cc(303)] writer.Write(buf.data(), buf.size()) failed.
[1114/141457:ERROR:payload_file.cc(111)] ReorderDataBlobs(data_blobs_path, ordered_blobs_path) failed.
[1114/141458:ERROR:delta_diff_generator.cc(141)] payload.WritePayload(output_path, temp_file_path, private_key_path, metadata_size) failed.
ERROR   : Mon Nov 14 14:14:58 PST 2016
ERROR   :  PGID  PPID   PID     ELAPSED     TIME %CPU COMMAND
ERROR   : Arguments of 10:  '--image' '/mnt/host/source/src/build/images/veyron_minnie/R56-8990.0.0-a1/chromiumos_test_image.bin' '--output' '/tmp/generate_payloads2x4Brg/update.gz'
ERROR   : Backtrace:  (most recent call is last)
ERROR   :  cros_generate_update_payload:345:main(), called: cleanup_on_error  
ERROR   :  cros_generate_update_payload:136:cleanup_on_error(), called: die 'Cleanup success after an error.' 
ERROR   : 
ERROR   : Error was:
ERROR   :   Cleanup success after an error.