Change Details

And use it to fix a race condition in mempool_persist.py: https://travis-ci.org/Empact/bitcoin/jobs/487577243 Backport of Bitcoin Core PR15323 https://github.com/bitcoin/bitcoin/pull/15323 Depends on D4234

And use it to fix a race condition in mempool_persist.py: https://travis-ci.org/Empact/bitcoin/jobs/487577243 Backport of Bitcoin Core PR15323 https://github.com/bitcoin/bitcoin/pull/15323 Depends on D4234 and D4266.

And use it to fix a race condition in mempool_persist.py: https://travis-ci.org/Empact/bitcoin/jobs/487577243 Backport of Bitcoin Core PR15323 https://github.com/bitcoin/bitcoin/pull/15323 Depends on D4234 and D4266.