./autogen.sh
./configure --without-bdb
make -j9

./test/functional/feature_rbf.py                  
2021-11-21T09:25:15.472000Z TestFramework (INFO): Initializing test directory /var/folders/z2/cn877pxd3czdfh47mfkmbwgm0000gn/T/bitcoin_func_test_dzacmtp6
2021-11-21T09:25:16.098000Z TestFramework (INFO): Running test simple doublespend...
2021-11-21T09:25:16.104000Z TestFramework (INFO): Running test doublespend chain...
2021-11-21T09:25:16.152000Z TestFramework (INFO): Running test doublespend tree...
2021-11-21T09:25:16.770000Z TestFramework (INFO): Running test replacement feeperkb...
2021-11-21T09:25:16.841000Z TestFramework (INFO): Running test spends of conflicting outputs...
2021-11-21T09:25:16.860000Z TestFramework (INFO): Running test new unconfirmed inputs...
2021-11-21T09:25:16.869000Z TestFramework (INFO): Running test too many replacements...
2021-11-21T09:25:16.959000Z TestFramework (INFO): Running test opt-in...
2021-11-21T09:25:16.978000Z TestFramework (INFO): Running test RPC...
2021-11-21T09:25:16.999000Z TestFramework (ERROR): JSONRPC error
Traceback (most recent call last):
  File "/Users/michael/github/fanquake-bitcoin/test/functional/test_framework/test_framework.py", line 132, in main
    self.run_test()
  File "./test/functional/feature_rbf.py", line 79, in run_test
    self.test_rpc()
  File "./test/functional/feature_rbf.py", line 544, in test_rpc
    frawtx2a = self.nodes[0].fundrawtransaction(rawtx2, {"replaceable": True})
  File "/Users/michael/github/fanquake-bitcoin/test/functional/test_framework/coverage.py", line 49, in __call__
    return_val = self.auth_service_proxy_instance.__call__(*args, **kwargs)
  File "/Users/michael/github/fanquake-bitcoin/test/functional/test_framework/authproxy.py", line 144, in __call__
    raise JSONRPCException(response['error'], status)
test_framework.authproxy.JSONRPCException: Insufficient funds (-4)
2021-11-21T09:25:17.056000Z TestFramework (INFO): Stopping nodes
2021-11-21T09:25:17.216000Z TestFramework (WARNING): Not cleaning up dir /var/folders/z2/cn877pxd3czdfh47mfkmbwgm0000gn/T/bitcoin_func_test_dzacmtp6
2021-11-21T09:25:17.216000Z TestFramework (ERROR): Test failed. Test logging available at /var/folders/z2/cn877pxd3czdfh47mfkmbwgm0000gn/T/bitcoin_func_test_dzacmtp6/test_framework.log