panic: runtime error: integer divide by zero

[timmyers]

Beacon-chain encountered this error/crash during operation:

panic: runtime error: integer divide by zero
goroutine 348 [running]:
github.com/prysmaticlabs/prysm/beacon-chain/sync.(*Service).processPendingAtts(0xc00f946000, 0x1aaf740, 0xc0d4ecbbf0, 0x0, 0x0)
beacon-chain/sync/pending_attestations_queue.go:102 +0x11f5
github.com/prysmaticlabs/prysm/beacon-chain/sync.(*Service).processPendingAttsQueue.func1()
beacon-chain/sync/pending_attestations_queue.go:27 +0x3c
github.com/prysmaticlabs/prysm/shared/runutil.RunEvery.func1(0xc00f9820f0, 0x24a02e8, 0x59, 0xc00f8f4780, 0x1aaf680, 0xc00f4d3480)
shared/runutil/every.go:22 +0xec
created by github.com/prysmaticlabs/prysm/shared/runutil.RunEvery
shared/runutil/every.go:17 +0x136

[terencechain]

Thanks, this is a good first issue. Will need a 0 check for the following line:

https://github.com/prysmaticlabs/prysm/blob/master/beacon-chain/sync/pending_attestations_queue.go#L102

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[prestonvanloon]

Any update @aranhaagency?

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