worker: fix two silent output-corruption bugs (absolute symlinks + zero-digest files) #6813
| Job | Run time |
|---|---|
| 29m 11s | |
| 29m 3s | |
| 27m 7s | |
| 10m 1s | |
| 10m 14s | |
| 9m 8s | |
| 9m 57s | |
| 12m 11s | |
| 11m 34s | |
| 12m 6s | |
| 10m 58s | |
| 9m 45s | |
| 10m 44s | |
| 13m 24s | |
| 10m 58s | |
| 11m 51s | |
| 12m 33s | |
| 9m 51s | |
| 12m 31s | |
| 13m 28s | |
| 4h 36m 35s |