Replace the `bitcoin-cli -rpcwait` after spawning bitcoind with our own loop that detects when bitcoind exits prematurely. And if one node fails to start, stop the others. This prevents a hang in such a case (see #7463).
Replace the `bitcoin-cli -rpcwait` after spawning bitcoind with our own loop that detects when bitcoind exits prematurely. And if one node fails to start, stop the others. This prevents a hang in such a case (see #7463).