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div by zero check
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@@ -117,16 +117,16 @@ pub fn process_mine<'a, 'info>(
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// if the miner's last stake deposit was more than one minute ago.
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let mut bus_data = bus_info.data.borrow_mut();
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let bus = Bus::try_from_bytes_mut(&mut bus_data)?;
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if config.top_balance.gt(&0)
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&& proof.balance.gt(&0)
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&& proof.last_stake_at.saturating_add(ONE_MINUTE).lt(&t)
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{
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let staking_reward = (reward as u128)
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.checked_mul(proof.balance.min(config.top_balance) as u128)
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.unwrap()
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.checked_div(config.top_balance as u128)
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.unwrap() as u64;
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reward = reward.checked_add(staking_reward).unwrap();
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if proof.balance.gt(&0) && proof.last_stake_at.saturating_add(ONE_MINUTE).lt(&t) {
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// Update staking reward
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if config.top_balance.gt(&0) {
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let staking_reward = (reward as u128)
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.checked_mul(proof.balance.min(config.top_balance) as u128)
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.unwrap()
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.checked_div(config.top_balance as u128)
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.unwrap() as u64;
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reward = reward.checked_add(staking_reward).unwrap();
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}
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// Update bus stake tracker if stake is active
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if proof.balance.gt(&bus.top_balance) {
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