Fix panic in backtrace symbolication on win7 #809
| Job | Run time |
|---|---|
| 2m 4s | |
| 47s | |
| 1m 51s | |
| 37s | |
| 54s | |
| 15s | |
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| 36s | |
| 15s | |
| 48s | |
| 2m 44s | |
| 47s | |
| 19s | |
| 3m 54s | |
| 2m 21s | |
| 39s | |
| 16s | |
| 1m 54s | |
| 1m 1s | |
| 17s | |
| 2m 7s | |
| 2m 56s | |
| 55s | |
| 3m 45s | |
| 42s | |
| 13s | |
| 33s | |
| 46s | |
| 36s | |
| 1m 23s | |
| 1m 23s | |
| 1m 27s | |
| 1m 31s | |
| 1m 21s | |
| 44m 11s |