Test failure in CI build 8348

[tbg]

The following test appears to have failed:

#8348:

I1008 20:09:23.681692 913 raft/raft.go:737  [group 2] 3 restored progress of 3 [next = 19, match = 18, state = ProgressStateProbe, waiting = false, pendingSnapshot = 0]
I1008 20:09:23.681760 913 raft/raft.go:702  [group 2] 3 [commit: 0] restored snapshot [index: 18, term: 6]
I1008 20:09:23.719119 913 storage/range_gc_queue.go:122  destroying local data from range 2
I1008 20:09:23.723454 913 multiraft/multiraft.go:586  node 3: got message for unknown group 2; creating it
E1008 20:09:23.725149 913 raft/log.go:195  [group 2] applied(20) is out of range [prevApplied(10), committed(10)]
panic: [group 2] applied(20) is out of range [prevApplied(10), committed(10)]

goroutine 5538 [running]:
github.com/cockroachdb/cockroach/multiraft.(*raftLogger).Panicf(0xc8200fd830, 0x16a4d20, 0x3c, 0xc82027e5a0, 0x3, 0x3)
    /go/src/github.com/cockroachdb/cockroach/multiraft/raft.go:121 +0x1ce
github.com/coreos/etcd/raft.(*raftLog).appliedTo(0xc82005c460, 0x14)
    /go/src/github.com/coreos/etcd/raft/log.go:195 +0x2c8
github.com/coreos/etcd/raft.newRaft(0xc82005c3f0, 0xc820468d20)
    /go/src/github.com/coreos/etcd/raft/raft.go:209 +0xcfb
github.com/coreos/etcd/raft.(*multiNode).run(0xc820468900)
    /go/src/github.com/coreos/etcd/raft/multinode.go:203 +0x573
--
    /go/src/github.com/cockroachdb/cockroach/rpc/codec/client.go:80 +0x59
net/rpc.(*Client).input(0xc8200168a0)
    /usr/local/go/src/net/rpc/client.go:109 +0x177
created by net/rpc.NewClientWithCodec
    /usr/local/go/src/net/rpc/client.go:201 +0x126
FAIL    github.com/cockroachdb/cockroach/storage    12.546s
=== RUN   TestBatchBasics
I1008 20:09:09.347312 907 storage/engine/rocksdb.go:132  closing in-memory rocksdb instance
--- PASS: TestBatchBasics (0.00s)
=== RUN   TestBatchGet
I1008 20:09:09.351337 907 storage/engine/rocksdb.go:132  closing in-memory rocksdb instance
--- PASS: TestBatchGet (0.01s)
=== RUN   TestBatchMerge
I1008 20:09:09.357869 907 storage/engine/rocksdb.go:132  closing in-memory rocksdb instance
--- PASS: TestBatchMerge (0.00s)
=== RUN   TestBatchProto

Please assign, take a look and update the issue accordingly.

[tbg]

known offender, right @bdarnell?

[bdarnell]

Yes, duplicate of #1878