correctly handle uname-cmd that doesn't point to an executable file
#2036
| Job | Run time |
|---|---|
| 2m 48s | |
| 2m 12s | |
| 2m 57s | |
| 2m 37s | |
| 2m 19s | |
| 2m 19s | |
| 2m 37s | |
| 1m 54s | |
| 4m 50s | |
| 2m 4s | |
| 5m 6s | |
| 2m 18s | |
| 1m 46s | |
| 5m 0s | |
| 2m 50s | |
| 4m 55s | |
| 5m 1s | |
| 1m 48s | |
| 2m 56s | |
| 5m 12s | |
| 1h 3m 29s |