rig2:~/bminer$ ./bminer -uri $SCHEME://$USERNAME@$POOL
[INFO] [2018-01-23T19:14:56-05:00] Bminer: When Crypto-mining Made Fast (v5.2.0-4f20af3)
[INFO] [2018-01-23T19:14:56-05:00] Starting miner on devices [0 1 2 3 4]
[INFO] [2018-01-23T19:14:56-05:00] Connected to us1-zcash.flypool.org:3333
[INFO] [2018-01-23T19:14:56-05:00] Subscribed to stratum server
[INFO] [2018-01-23T19:14:56-05:00] Set nonce to 108ddde5b3
[INFO] [2018-01-23T19:14:56-05:00] Authorized
[INFO] [2018-01-23T19:14:56-05:00] Set target to 6abc74931804560e2db29defa7c64b37894160e5d022dbf97e6abc7493180400
[INFO] [2018-01-23T19:14:56-05:00] Starting miner on device 0...
[INFO] [2018-01-23T19:14:56-05:00] [D0] GPU check watchdog has started
[INFO] [2018-01-23T19:14:57-05:00] Started miner on device 0
[INFO] [2018-01-23T19:14:57-05:00] Starting miner on device 1...
[INFO] [2018-01-23T19:14:57-05:00] [D1] GPU check watchdog has started
[INFO] [2018-01-23T19:14:57-05:00] Received new job 63d5ec62c08965e842d3
[INFO] [2018-01-23T19:14:57-05:00] Started miner on device 1
[INFO] [2018-01-23T19:14:58-05:00] Starting miner on device 2...
[INFO] [2018-01-23T19:14:58-05:00] [D2] GPU check watchdog has started
[INFO] [2018-01-23T19:14:59-05:00] Started miner on device 2
[INFO] [2018-01-23T19:14:59-05:00] Starting miner on device 3...
[INFO] [2018-01-23T19:14:59-05:00] [D3] GPU check watchdog has started
[INFO] [2018-01-23T19:15:00-05:00] Started miner on device 3
[INFO] [2018-01-23T19:15:01-05:00] Starting miner on device 4...
[INFO] [2018-01-23T19:15:01-05:00] [D4] GPU check watchdog has started
[INFO] [2018-01-23T19:15:02-05:00] Started miner on device 4
[WARN] [2018-01-23T19:15:02-05:00] Miner died! It will be restarted soon...

rig2:~# dmesg
[99684.245823] traps: bminer[22778] trap invalid opcode ip:6f6a92 sp:7fa0b8ffe930 error:0
[99944.004193] traps: bminer[22900] trap invalid opcode ip:6f6a92 sp:7fc424dfe930 error:0
[99944.004389] traps: bminer[22880] trap invalid opcode ip:6f6a92 sp:7fc4f9110930 error:0