diff --git a/test/functional/abc-p2p-fullblocktest.py b/test/functional/abc-p2p-fullblocktest.py
--- a/test/functional/abc-p2p-fullblocktest.py
+++ b/test/functional/abc-p2p-fullblocktest.py
@@ -435,8 +435,7 @@
         # Wait for SENDCMPCT
         def received_sendcmpct():
             return (peer.last_sendcmpct != None)
-        got_sendcmpt = wait_until(received_sendcmpct, timeout=30)
-        assert(got_sendcmpt)
+        wait_until(received_sendcmpct, timeout=30)
 
         sendcmpct = msg_sendcmpct()
         sendcmpct.version = 1
@@ -446,8 +445,7 @@
         # Exchange headers
         def received_getheaders():
             return (peer.last_getheaders != None)
-        got_getheaders = wait_until(received_getheaders, timeout=30)
-        assert(got_getheaders)
+        wait_until(received_getheaders, timeout=30)
 
         # Return the favor
         peer.send_message(peer.last_getheaders)
@@ -455,8 +453,7 @@
         # Wait for the header list
         def received_headers():
             return (peer.last_headers != None)
-        got_headers = wait_until(received_headers, timeout=30)
-        assert(got_headers)
+        wait_until(received_headers, timeout=30)
 
         # It's like we know about the same headers !
         peer.send_message(peer.last_headers)
@@ -468,8 +465,7 @@
         # Checks the node to forward it via compact block
         def received_block():
             return (peer.last_cmpctblock != None)
-        got_cmpctblock = wait_until(received_block, timeout=30)
-        assert(got_cmpctblock)
+        wait_until(received_block, timeout=30)
 
         # Was it our block ?
         cmpctblk_header = peer.last_cmpctblock.header_and_shortids.header
@@ -482,8 +478,7 @@
         yield accepted()
 
         # Checks the node to forward it via compact block
-        got_cmpctblock = wait_until(received_block, timeout=30)
-        assert(got_cmpctblock)
+        wait_until(received_block, timeout=30)
 
         # Was it our block ?
         cmpctblk_header = peer.last_cmpctblock.header_and_shortids.header
diff --git a/test/functional/bip65-cltv-p2p.py b/test/functional/bip65-cltv-p2p.py
--- a/test/functional/bip65-cltv-p2p.py
+++ b/test/functional/bip65-cltv-p2p.py
@@ -118,7 +118,8 @@
         node0.send_and_ping(msg_block(block))
         assert_equal(int(self.nodes[0].getbestblockhash(), 16), tip)
 
-        assert wait_until(lambda: "reject" in node0.last_message.keys())
+        wait_until(lambda: "reject" in node0.last_message.keys(),
+                   lock=mininode_lock)
         with mininode_lock:
             assert_equal(node0.last_message["reject"].code, REJECT_OBSOLETE)
             assert_equal(
@@ -149,7 +150,8 @@
         node0.send_and_ping(msg_block(block))
         assert_equal(int(self.nodes[0].getbestblockhash(), 16), tip)
 
-        assert wait_until(lambda: "reject" in node0.last_message.keys())
+        wait_until(lambda: "reject" in node0.last_message.keys(),
+                   lock=mininode_lock)
         with mininode_lock:
             assert node0.last_message["reject"].code in [
                 REJECT_INVALID, REJECT_NONSTANDARD]
diff --git a/test/functional/bipdersig-p2p.py b/test/functional/bipdersig-p2p.py
--- a/test/functional/bipdersig-p2p.py
+++ b/test/functional/bipdersig-p2p.py
@@ -86,7 +86,8 @@
         node0.send_and_ping(msg_block(block))
         assert_equal(self.nodes[0].getbestblockhash(), tip)
 
-        assert wait_until(lambda: "reject" in node0.last_message.keys())
+        wait_until(lambda: "reject" in node0.last_message.keys(),
+                   lock=mininode_lock)
         with mininode_lock:
             assert_equal(node0.last_message["reject"].code, REJECT_OBSOLETE)
             assert_equal(
@@ -112,7 +113,8 @@
         node0.send_and_ping(msg_block(block))
         assert_equal(self.nodes[0].getbestblockhash(), tip)
 
-        assert wait_until(lambda: "reject" in node0.last_message.keys())
+        wait_until(lambda: "reject" in node0.last_message.keys(),
+                   lock=mininode_lock)
         with mininode_lock:
             # We can receive different reject messages depending on whether
             # bitcoind is running with multiple script check threads. If script
diff --git a/test/functional/disconnect_ban.py b/test/functional/disconnect_ban.py
--- a/test/functional/disconnect_ban.py
+++ b/test/functional/disconnect_ban.py
@@ -4,11 +4,13 @@
 # file COPYING or http://www.opensource.org/licenses/mit-license.php.
 """Test node disconnect and ban behavior"""
 
-from test_framework.mininode import wait_until
 from test_framework.test_framework import BitcoinTestFramework
-from test_framework.util import (assert_equal,
-                                 assert_raises_jsonrpc,
-                                 connect_nodes_bi)
+from test_framework.util import (
+    assert_equal,
+    assert_raises_jsonrpc,
+    connect_nodes_bi,
+    wait_until,
+)
 
 
 class DisconnectBanTest(BitcoinTestFramework):
@@ -25,7 +27,7 @@
         # node1 should have 2 connections to node0 at this point
         assert_equal(len(self.nodes[1].getpeerinfo()), 2)
         self.nodes[1].setban("127.0.0.1", "add")
-        wait_until(lambda: len(self.nodes[1].getpeerinfo()) == 0)
+        wait_until(lambda: len(self.nodes[1].getpeerinfo()) == 0, timeout=10)
         # all nodes must be disconnected at this point
         assert_equal(len(self.nodes[1].getpeerinfo()), 0)
         assert_equal(len(self.nodes[1].listbanned()), 1)
@@ -101,9 +103,9 @@
             "disconnectnode: successfully disconnect node by address")
         address1 = self.nodes[0].getpeerinfo()[0]['addr']
         self.nodes[0].disconnectnode(address=address1)
-        wait_until(lambda: len(self.nodes[0].getpeerinfo()) == 1)
-        assert not [node for node in self.nodes[0]
-                    .getpeerinfo() if node['addr'] == address1]
+        wait_until(lambda: len(self.nodes[0].getpeerinfo()) == 1, timeout=10)
+        assert not [node for node in self.nodes[0].getpeerinfo()
+                    if node['addr'] == address1]
 
         self.log.info("disconnectnode: successfully reconnect node")
         # reconnect the node
@@ -116,9 +118,9 @@
             "disconnectnode: successfully disconnect node by node id")
         id1 = self.nodes[0].getpeerinfo()[0]['id']
         self.nodes[0].disconnectnode(nodeid=id1)
-        wait_until(lambda: len(self.nodes[0].getpeerinfo()) == 1)
-        assert not [node for node in self.nodes[
-            0].getpeerinfo() if node['id'] == id1]
+        wait_until(lambda: len(self.nodes[0].getpeerinfo()) == 1, timeout=10)
+        assert not [node for node in self.nodes[0].getpeerinfo()
+                    if node['id'] == id1]
 
 
 if __name__ == '__main__':
diff --git a/test/functional/example_test.py b/test/functional/example_test.py
--- a/test/functional/example_test.py
+++ b/test/functional/example_test.py
@@ -23,13 +23,13 @@
     mininode_lock,
     msg_block,
     msg_getdata,
-    wait_until,
 )
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import (
     assert_equal,
     connect_nodes,
     p2p_port,
+    wait_until,
 )
 
 # NodeConnCB is a class containing callbacks to be executed when a P2P
@@ -215,8 +215,8 @@
 
         # wait_until() will loop until a predicate condition is met. Use it to test properties of the
         # NodeConnCB objects.
-        assert wait_until(lambda: sorted(blocks) == sorted(
-            list(node2.block_receive_map.keys())), timeout=5)
+        wait_until(lambda: sorted(blocks) == sorted(
+            list(node2.block_receive_map.keys())), timeout=5, lock=mininode_lock)
 
         self.log.info("Check that each block was received only once")
         # The network thread uses a global lock on data access to the NodeConn objects when sending and receiving
diff --git a/test/functional/mempool_persist.py b/test/functional/mempool_persist.py
--- a/test/functional/mempool_persist.py
+++ b/test/functional/mempool_persist.py
@@ -32,7 +32,6 @@
 """
 import time
 
-from test_framework.mininode import wait_until
 from test_framework.test_framework import BitcoinTestFramework
 from test_framework.util import *
 
@@ -73,7 +72,7 @@
         self.nodes.append(self.start_node(1, self.options.tmpdir))
         # Give bitcoind a second to reload the mempool
         time.sleep(1)
-        assert wait_until(lambda: len(self.nodes[0].getrawmempool()) == 5)
+        wait_until(lambda: len(self.nodes[0].getrawmempool()) == 5)
         assert_equal(len(self.nodes[1].getrawmempool()), 0)
 
         self.log.debug(
@@ -91,7 +90,7 @@
         self.stop_nodes()
         self.nodes = []
         self.nodes.append(self.start_node(0, self.options.tmpdir))
-        assert wait_until(lambda: len(self.nodes[0].getrawmempool()) == 5)
+        wait_until(lambda: len(self.nodes[0].getrawmempool()) == 5)
 
 
 if __name__ == '__main__':
diff --git a/test/functional/p2p-compactblocks.py b/test/functional/p2p-compactblocks.py
--- a/test/functional/p2p-compactblocks.py
+++ b/test/functional/p2p-compactblocks.py
@@ -75,7 +75,8 @@
     def request_headers_and_sync(self, locator, hashstop=0):
         self.clear_block_announcement()
         self.get_headers(locator, hashstop)
-        assert wait_until(self.received_block_announcement, timeout=30)
+        wait_until(self.received_block_announcement,
+                   timeout=30, lock=mininode_lock)
         self.clear_block_announcement()
 
     # Block until a block announcement for a particular block hash is
@@ -83,7 +84,7 @@
     def wait_for_block_announcement(self, block_hash, timeout=30):
         def received_hash():
             return (block_hash in self.announced_blockhashes)
-        return wait_until(received_hash, timeout=timeout)
+        wait_until(received_hash, timeout=timeout, lock=mininode_lock)
 
     def send_await_disconnect(self, message, timeout=30):
         """Sends a message to the node and wait for disconnect.
@@ -91,11 +92,8 @@
         This is used when we want to send a message into the node that we expect
         will get us disconnected, eg an invalid block."""
         self.send_message(message)
-        success = wait_until(lambda: not self.connected, timeout=timeout)
-        if not success:
-            logger.error("send_await_disconnect failed!")
-            raise AssertionError("send_await_disconnect failed!")
-        return success
+        wait_until(lambda: not self.connected,
+                   timeout=timeout, lock=mininode_lock)
 
 
 class CompactBlocksTest(BitcoinTestFramework):
@@ -155,9 +153,7 @@
         # Make sure we get a SENDCMPCT message from our peer
         def received_sendcmpct():
             return (len(test_node.last_sendcmpct) > 0)
-        got_message = wait_until(received_sendcmpct, timeout=30)
-        assert(received_sendcmpct())
-        assert(got_message)
+        wait_until(received_sendcmpct, timeout=30, lock=mininode_lock)
         with mininode_lock:
             # Check that the first version received is the preferred one
             assert_equal(
@@ -173,7 +169,6 @@
             block_hash = int(node.generate(1)[0], 16)
             peer.wait_for_block_announcement(block_hash, timeout=30)
             assert(peer.block_announced)
-            assert(got_message)
 
             with mininode_lock:
                 assert predicate(peer), (
@@ -288,7 +283,7 @@
 
         # Wait until we've seen the block announcement for the resulting tip
         tip = int(node.getbestblockhash(), 16)
-        assert(test_node.wait_for_block_announcement(tip))
+        test_node.wait_for_block_announcement(tip)
 
         # Make sure we will receive a fast-announce compact block
         self.request_cb_announcements(test_node, node)
@@ -303,8 +298,8 @@
         block.rehash()
 
         # Wait until the block was announced (via compact blocks)
-        wait_until(test_node.received_block_announcement, timeout=30)
-        assert(test_node.received_block_announcement())
+        wait_until(test_node.received_block_announcement,
+                   timeout=30, lock=mininode_lock)
 
         # Now fetch and check the compact block
         header_and_shortids = None
@@ -322,8 +317,8 @@
             inv = CInv(4, block_hash)  # 4 == "CompactBlock"
             test_node.send_message(msg_getdata([inv]))
 
-        wait_until(test_node.received_block_announcement, timeout=30)
-        assert(test_node.received_block_announcement())
+        wait_until(test_node.received_block_announcement,
+                   timeout=30, lock=mininode_lock)
 
         # Now fetch and check the compact block
         header_and_shortids = None
@@ -390,15 +385,13 @@
 
             if announce == "inv":
                 test_node.send_message(msg_inv([CInv(2, block.sha256)]))
-                success = wait_until(
-                    lambda: "getheaders" in test_node.last_message, timeout=30)
-                assert(success)
+                wait_until(lambda: "getheaders" in test_node.last_message,
+                           timeout=30, lock=mininode_lock)
                 test_node.send_header_for_blocks([block])
             else:
                 test_node.send_header_for_blocks([block])
-            success = wait_until(
-                lambda: "getdata" in test_node.last_message, timeout=30)
-            assert(success)
+            wait_until(lambda: "getdata" in test_node.last_message,
+                       timeout=30, lock=mininode_lock)
             assert_equal(len(test_node.last_message["getdata"].inv), 1)
             assert_equal(test_node.last_message["getdata"].inv[0].type, 4)
             assert_equal(
@@ -595,9 +588,8 @@
         assert_equal(int(node.getbestblockhash(), 16), block.hashPrevBlock)
 
         # We should receive a getdata request
-        success = wait_until(
-            lambda: "getdata" in test_node.last_message, timeout=10)
-        assert(success)
+        wait_until(lambda: "getdata" in test_node.last_message,
+                   timeout=10, lock=mininode_lock)
         assert_equal(len(test_node.last_message["getdata"].inv), 1)
         assert(test_node.last_message["getdata"].inv[0].type ==
                2 or test_node.last_message["getdata"].inv[0].type == 2 | MSG_WITNESS_FLAG)
@@ -628,9 +620,8 @@
             msg.block_txn_request.from_absolute(
                 sorted(random.sample(range(len(block.vtx)), num_to_request)))
             test_node.send_message(msg)
-            success = wait_until(
-                lambda: "blocktxn" in test_node.last_message, timeout=10)
-            assert(success)
+            wait_until(lambda: "blocktxn" in test_node.last_message,
+                       timeout=10, lock=mininode_lock)
 
             [tx.calc_sha256() for tx in block.vtx]
             with mininode_lock:
@@ -674,24 +665,24 @@
         for i in range(MAX_CMPCTBLOCK_DEPTH + 1):
             test_node.clear_block_announcement()
             new_blocks.append(node.generate(1)[0])
-            wait_until(test_node.received_block_announcement, timeout=30)
+            wait_until(test_node.received_block_announcement,
+                       timeout=30, lock=mininode_lock)
 
         test_node.clear_block_announcement()
         test_node.send_message(msg_getdata([CInv(4, int(new_blocks[0], 16))]))
-        success = wait_until(
-            lambda: "cmpctblock" in test_node.last_message, timeout=30)
-        assert(success)
+        wait_until(lambda: "cmpctblock" in test_node.last_message,
+                   timeout=30, lock=mininode_lock)
 
         test_node.clear_block_announcement()
         node.generate(1)
-        wait_until(test_node.received_block_announcement, timeout=30)
+        wait_until(test_node.received_block_announcement,
+                   timeout=30, lock=mininode_lock)
         test_node.clear_block_announcement()
         with mininode_lock:
             test_node.last_message.pop("block", None)
         test_node.send_message(msg_getdata([CInv(4, int(new_blocks[0], 16))]))
-        success = wait_until(
-            lambda: "block" in test_node.last_message, timeout=30)
-        assert(success)
+        wait_until(lambda: "block" in test_node.last_message,
+                   timeout=30, lock=mininode_lock)
         with mininode_lock:
             test_node.last_message["block"].block.calc_sha256()
             assert_equal(
@@ -737,7 +728,8 @@
         node.submitblock(ToHex(block))
 
         for l in listeners:
-            wait_until(lambda: l.received_block_announcement(), timeout=30)
+            wait_until(lambda: l.received_block_announcement(),
+                       timeout=30, lock=mininode_lock)
         with mininode_lock:
             for l in listeners:
                 assert "cmpctblock" in l.last_message
diff --git a/test/functional/p2p-leaktests.py b/test/functional/p2p-leaktests.py
--- a/test/functional/p2p-leaktests.py
+++ b/test/functional/p2p-leaktests.py
@@ -150,12 +150,12 @@
 
         NetworkThread().start()  # Start up network handling in another thread
 
-        assert wait_until(
-            lambda: no_version_bannode.ever_connected, timeout=10)
-        assert wait_until(
-            lambda: no_version_idlenode.ever_connected, timeout=10)
-        assert wait_until(
-            lambda: no_verack_idlenode.version_received, timeout=10)
+        wait_until(lambda: no_version_bannode.ever_connected,
+                   timeout=10, lock=mininode_lock)
+        wait_until(lambda: no_version_idlenode.ever_connected,
+                   timeout=10, lock=mininode_lock)
+        wait_until(lambda: no_verack_idlenode.version_received,
+                   timeout=10, lock=mininode_lock)
 
         # Mine a block and make sure that it's not sent to the connected nodes
         self.nodes[0].generate(1)
diff --git a/test/functional/sendheaders.py b/test/functional/sendheaders.py
--- a/test/functional/sendheaders.py
+++ b/test/functional/sendheaders.py
@@ -134,7 +134,7 @@
         expect_inv = inv if inv != None else []
 
         def test_function(): return self.block_announced
-        assert(wait_until(test_function, timeout=60))
+        wait_until(test_function, timeout=60, lock=mininode_lock)
         with mininode_lock:
             self.block_announced = False
 
@@ -163,12 +163,12 @@
 
         def test_function(): return "getdata" in self.last_message and [
             x.hash for x in self.last_message["getdata"].inv] == hash_list
-        assert(wait_until(test_function, timeout=timeout))
+        wait_until(test_function, timeout=timeout, lock=mininode_lock)
         return
 
     def wait_for_block_announcement(self, block_hash, timeout=60):
         def test_function(): return self.last_blockhash_announced == block_hash
-        assert(wait_until(test_function, timeout=timeout))
+        wait_until(test_function, timeout=timeout, lock=mininode_lock)
         return
 
     def send_header_for_blocks(self, new_blocks):
diff --git a/test/functional/test_framework/comptool.py b/test/functional/test_framework/comptool.py
--- a/test/functional/test_framework/comptool.py
+++ b/test/functional/test_framework/comptool.py
@@ -5,7 +5,7 @@
 
 from .mininode import *
 from .blockstore import BlockStore, TxStore
-from .util import p2p_port
+from .util import p2p_port, wait_until
 
 import logging
 
@@ -205,7 +205,7 @@
     def wait_for_disconnections(self):
         def disconnected():
             return all(node.closed for node in self.test_nodes)
-        return wait_until(disconnected, timeout=10)
+        wait_until(disconnected, timeout=10, lock=mininode_lock)
 
     def wait_for_verack(self):
         return all(node.wait_for_verack() for node in self.test_nodes)
@@ -213,7 +213,7 @@
     def wait_for_pings(self, counter):
         def received_pongs():
             return all(node.received_ping_response(counter) for node in self.test_nodes)
-        return wait_until(received_pongs)
+        wait_until(received_pongs, lock=mininode_lock)
 
     # sync_blocks: Wait for all connections to request the blockhash given
     # then send get_headers to find out the tip of each node, and synchronize
@@ -227,8 +227,8 @@
             )
 
         # --> error if not requested
-        if not wait_until(blocks_requested, attempts=20 * num_blocks):
-            raise AssertionError("Not all nodes requested block")
+        wait_until(blocks_requested, attempts=20 *
+                   num_blocks, lock=mininode_lock)
 
         # Send getheaders message
         [c.cb.send_getheaders() for c in self.connections]
@@ -249,8 +249,8 @@
             )
 
         # --> error if not requested
-        if not wait_until(transaction_requested, attempts=20 * num_events):
-            raise AssertionError("Not all nodes requested transaction")
+        wait_until(transaction_requested, attempts=20 *
+                   num_events, lock=mininode_lock)
 
         # Get the mempool
         [c.cb.send_mempool() for c in self.connections]
diff --git a/test/functional/test_framework/mininode.py b/test/functional/test_framework/mininode.py
--- a/test/functional/test_framework/mininode.py
+++ b/test/functional/test_framework/mininode.py
@@ -38,7 +38,7 @@
 
 from test_framework.siphash import siphash256
 from test_framework.cdefs import MAX_BLOCK_SIGOPS_PER_MB
-from test_framework.util import hex_str_to_bytes, bytes_to_hex_str
+from test_framework.util import hex_str_to_bytes, bytes_to_hex_str, wait_until
 
 BIP0031_VERSION = 60000
 MY_VERSION = 70014  # past bip-31 for ping/pong
@@ -1402,24 +1402,6 @@
             % (self.message, self.code, self.reason, self.data)
 
 
-def wait_until(predicate, *, attempts=float('inf'), timeout=float('inf')):
-    '''
-    This function is subsequently remove in core's PR11712
-    '''
-    attempt = 0
-    elapsed = 0
-
-    while attempt < attempts and elapsed < timeout:
-        with mininode_lock:
-            if predicate():
-                return True
-        attempt += 1
-        elapsed += 0.05
-        time.sleep(0.05)
-
-    return False
-
-
 class msg_feefilter():
     command = b"feefilter"
 
@@ -1660,22 +1642,22 @@
 
     def wait_for_disconnect(self, timeout=60):
         def test_function(): return not self.connected
-        assert wait_until(test_function, timeout=timeout)
+        wait_until(test_function, timeout=timeout, lock=mininode_lock)
 
     # Message receiving helper methods
 
     def wait_for_block(self, blockhash, timeout=60):
         def test_function(): return self.last_message.get(
             "block") and self.last_message["block"].block.rehash() == blockhash
-        assert wait_until(test_function, timeout=timeout)
+        wait_until(test_function, timeout=timeout, lock=mininode_lock)
 
     def wait_for_getdata(self, timeout=60):
         def test_function(): return self.last_message.get("getdata")
-        assert wait_until(test_function, timeout=timeout)
+        wait_until(test_function, timeout=timeout, lock=mininode_lock)
 
     def wait_for_getheaders(self, timeout=60):
         def test_function(): return self.last_message.get("getheaders")
-        assert wait_until(test_function, timeout=timeout)
+        wait_until(test_function, timeout=timeout, lock=mininode_lock)
 
     def wait_for_inv(self, expected_inv, timeout=60):
         """Waits for an INV message and checks that the first inv object in the message was as expected."""
@@ -1686,11 +1668,11 @@
         def test_function(): return self.last_message.get("inv") and \
             self.last_message["inv"].inv[0].type == expected_inv[0].type and \
             self.last_message["inv"].inv[0].hash == expected_inv[0].hash
-        assert wait_until(test_function, timeout=timeout)
+        wait_until(test_function, timeout=timeout, lock=mininode_lock)
 
     def wait_for_verack(self, timeout=60):
         def test_function(): return self.message_count["verack"]
-        assert wait_until(test_function, timeout=timeout)
+        wait_until(test_function, timeout=timeout, lock=mininode_lock)
 
     # Message sending helper functions
 
@@ -1710,7 +1692,7 @@
 
         def test_function(): return self.last_message.get(
             "pong") and self.last_message["pong"].nonce == self.ping_counter
-        assert wait_until(test_function, timeout=timeout)
+        wait_until(test_function, timeout=timeout, lock=mininode_lock)
         self.ping_counter += 1
 
 # The actual NodeConn class
diff --git a/test/functional/test_framework/util.py b/test/functional/test_framework/util.py
--- a/test/functional/test_framework/util.py
+++ b/test/functional/test_framework/util.py
@@ -207,6 +207,29 @@
 def satoshi_round(amount):
     return Decimal(amount).quantize(Decimal('0.00000001'), rounding=ROUND_DOWN)
 
+
+def wait_until(predicate, *, attempts=float('inf'), timeout=float('inf'), lock=None):
+    if attempts == float('inf') and timeout == float('inf'):
+        timeout = 60
+    attempt = 0
+    timeout += time.time()
+
+    while attempt < attempts and time.time() < timeout:
+        if lock:
+            with lock:
+                if predicate():
+                    return
+        else:
+            if predicate():
+                return
+        attempt += 1
+        time.sleep(0.05)
+
+    # Print the cause of the timeout
+    assert_greater_than(attempts, attempt)
+    assert_greater_than(timeout, time.time())
+    raise RuntimeError('Unreachable')
+
 # RPC/P2P connection constants and functions
 ############################################