2023-10-03 21:15:27,401 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.UDP] IracStateTransferTest-NodeC: received [IracStateTransferTest-NodeD to IracStateTransferTest-NodeC, 0 bytes, flags=OOB], headers are GMS: GmsHeader[JOIN_REQ]: mbr=IracStateTransferTest-NodeD, UNICAST3: DATA, seqno=1, first, TP: [cluster=NYC-2-org.infinispan.xsite.irac.statetransfer.IracStateTransferTest]
2023-10-03 21:15:27,401 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.UNICAST3] IracStateTransferTest-NodeC <-- IracStateTransferTest-NodeD: DATA(#1, conn_id=0, first)
2023-10-03 21:15:27,401 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.UNICAST3] IracStateTransferTest-NodeC: created receiver window for IracStateTransferTest-NodeD at seqno=#1 for conn-id=0
2023-10-03 21:15:27,401 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.UNICAST3] IracStateTransferTest-NodeC: delivering IracStateTransferTest-NodeD#1
2023-10-03 21:15:27,402 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.pbcast.GMS] IracStateTransferTest-NodeC: handleMembershipChange([JOIN(IracStateTransferTest-NodeD)])
2023-10-03 21:15:27,402 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.pbcast.GMS] IracStateTransferTest-NodeC: joiners=[IracStateTransferTest-NodeD], suspected=[], leaving=[], new view: [IracStateTransferTest-NodeC|1] (2) [IracStateTransferTest-NodeC, IracStateTransferTest-NodeD]
2023-10-03 21:15:27,402 DEBUG (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.pbcast.STABLE] IracStateTransferTest-NodeC: suspending message garbage collection
2023-10-03 21:15:27,402 DEBUG (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.pbcast.STABLE] IracStateTransferTest-NodeC: resume task started, max_suspend_time=33000
2023-10-03 21:15:27,402 DEBUG (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.pbcast.GMS] IracStateTransferTest-NodeC: installing view [IracStateTransferTest-NodeC|1] (2) [IracStateTransferTest-NodeC, IracStateTransferTest-NodeD] (IracStateTransferTest-NodeD joined)
2023-10-03 21:15:27,402 DEBUG (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.FD_SOCK2] IracStateTransferTest-NodeC: trying to connect to IracStateTransferTest-NodeD
2023-10-03 21:15:27,402 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.FD_SOCK2] IracStateTransferTest-NodeC: CONNECT --> IracStateTransferTest-NodeD (127.0.0.1:55002)
2023-10-03 21:15:27,402 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.blocks.cs.NioServer] 127.0.0.1:52783: connecting to 127.0.0.1:55002
2023-10-03 21:15:27,403 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.FD_SOCK2] IracStateTransferTest-NodeC: created connection to 127.0.0.1:55002
...
2023-10-03 21:15:30,403 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.FD_SOCK2] IracStateTransferTest-NodeC: failed connecting to 127.0.0.1:55002: Cannot invoke "java.lang.Boolean.booleanValue()" because the return value of "org.jgroups.util.Promise.getResult(long)" is null
2023-10-03 21:15:30,403 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.FD_SOCK2] IracStateTransferTest-NodeC: CONNECT --> IracStateTransferTest-NodeD (127.0.0.1:55003)
2023-10-03 21:15:30,403 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.blocks.cs.NioServer] 127.0.0.1:52783: connecting to 127.0.0.1:55003
2023-10-03 21:15:30,404 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.FD_SOCK2] IracStateTransferTest-NodeC: created connection to 127.0.0.1:55003
2023-10-03 21:15:33,408 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.FD_SOCK2] IracStateTransferTest-NodeC: failed connecting to 127.0.0.1:55003: Cannot invoke "java.lang.Boolean.booleanValue()" because the return value of "org.jgroups.util.Promise.getResult(long)" is null
2023-10-03 21:15:33,408 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.FD_SOCK2] IracStateTransferTest-NodeC: CONNECT --> IracStateTransferTest-NodeD (127.0.0.1:55004)
2023-10-03 21:15:33,408 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.blocks.cs.NioServer] 127.0.0.1:52783: connecting to 127.0.0.1:55004
2023-10-03 21:15:33,409 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.FD_SOCK2] IracStateTransferTest-NodeC: created connection to 127.0.0.1:55004
2023-10-03 21:15:33,532 DEBUG (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.FD_SOCK2] IracStateTransferTest-NodeC: connected successfully to IracStateTransferTest-NodeD (127.0.0.1:55004) in 6130 ms
2023-10-03 21:15:33,533 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.UFC] new membership: [IracStateTransferTest-NodeC, IracStateTransferTest-NodeD]
2023-10-03 21:15:33,533 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.MFC] new membership: [IracStateTransferTest-NodeC, IracStateTransferTest-NodeD]
2023-10-03 21:15:33,533 DEBUG (jgroups-8,IracStateTransferTest-NodeC) [org.infinispan.remoting.transport.jgroups.JGroupsTransport] Joined: [IracStateTransferTest-NodeD], Left: []
2023-10-03 21:15:33,534 TRACE (jgroups-8,IracStateTransferTest-NodeC) [org.jgroups.protocols.pbcast.GMS] IracStateTransferTest-NodeC: sending JOIN-RSP to IracStateTransferTest-NodeD: view=[IracStateTransferTest-NodeC|1] (2) [IracStateTransferTest-NodeC, IracStateTransferTest-NodeD] (2 mbrs)

#### Node D rejects the JOIN_RSP here ####

2023-10-03 21:15:33,537 TRACE (jgroups-7,IracStateTransferTest-NodeD) [org.jgroups.protocols.UDP] IracStateTransferTest-NodeD: received message batch of 1 messages from IracStateTransferTest-NodeC
2023-10-03 21:15:33,538 WARN  (jgroups-7,IracStateTransferTest-NodeD) [org.jgroups.protocols.pbcast.NAKACK2] JGRP000011: IracStateTransferTest-NodeD: dropped message batch from non-member IracStateTransferTest-NodeC (view=[IracStateTransferTest-NodeD|0] (1) [IracStateTransferTest-NodeD])