roc_pipeline benchmark: fix a task completer race #1495
| Job | Run time |
|---|---|
| 5m 16s | |
| 1m 43s | |
| 4m 50s | |
| 2m 57s | |
| 3m 48s | |
| 8m 15s | |
| 2m 50s | |
| 7m 39s | |
| 2m 59s | |
| 12m 1s | |
| 7m 43s | |
| 2m 57s | |
| 5m 24s | |
| 7m 8s | |
| 13m 17s | |
| 2m 55s | |
| 5m 2s | |
| 7m 5s | |
| 13m 27s | |
| 2m 53s | |
| 9m 2s | |
| 14m 5s | |
| 2m 54s | |
| 15m 59s | |
| 4m 51s | |
| 1m 2s | |
| 5m 35s | |
| 2m 42s | |
| 54s | |
| 2m 54s | |
| 5m 54s | |
| 6m 32s | |
| 6m 11s | |
| 7m 13s | |
| 5m 10s | |
| 9m 37s | |
| 6m 44s | |
| 6m 50s | |
| 1s | |
| 3m 35s | |
| 3m 15s | |
| 1m 33s | |
| 3m 48s | |
| 2m 23s | |
| 4h 8m 53s |