[04:18:26.427] src/tools/ci/cores_backtrace.sh linux /tmp/cores
[04:18:26.625] dumping /tmp/cores/postgres-6-62666.core for /tmp/cirrus-ci-build/tmp_install/usr/local/pgsql/bin/postgres
[04:18:26.897] [New LWP 62666]
[04:18:26.898] 
[04:18:26.898] This GDB supports auto-downloading debuginfo from the following URLs:
[04:18:26.898]   <https://debuginfod.debian.net>
[04:18:26.898] Enable debuginfod for this session? (y or [n]) [answered N; input not from terminal]
[04:18:26.898] Debuginfod has been disabled.
[04:18:26.898] To make this setting permanent, add 'set debuginfod enabled off' to .gdbinit.
[04:18:27.006] [Thread debugging using libthread_db enabled]
[04:18:27.006] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
[04:18:27.006] Core was generated by `postgres: checkpointer performing shutdown checkpoint                         '.
[04:18:27.006] Program terminated with signal SIGABRT, Aborted.
[04:18:27.006] #0  0x00007ff7a64abeec in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[04:18:27.062] 
[04:18:27.062] Thread 1 (Thread 0x7ff7a6233ac0 (LWP 62666)):
[04:18:27.062] #0  0x00007ff7a64abeec in ?? () from /lib/x86_64-linux-gnu/libc.so.6
[04:18:27.062] No symbol table info available.
[04:18:27.062] #1  0x00007ff7a645cfb2 in raise () from /lib/x86_64-linux-gnu/libc.so.6
[04:18:27.062] No symbol table info available.
[04:18:27.062] #2  0x00007ff7a6447472 in abort () from /lib/x86_64-linux-gnu/libc.so.6
[04:18:27.062] No symbol table info available.
[04:18:27.062] #3  0x00005630fd284dbb in ExceptionalCondition (conditionName=conditionName@entry=0x5630fd62bf80 "ReplicationSlotCtl != NULL", fileName=fileName@entry=0x5630fd62a6e0 "slot.c", lineNumber=lineNumber@entry=1202) at assert.c:66
[04:18:27.062] No locals.
[04:18:27.062] #4  0x00005630fce3f70e in ReplicationSlotsComputeRequiredLSN () at slot.c:1202
[04:18:27.062]         i = <optimized out>
[04:18:27.062]         min_required = 0
[04:18:27.062]         __func__ = "ReplicationSlotsComputeRequiredLSN"
[04:18:27.062] #5  0x00005630fce426ad in CheckPointReplicationSlots (is_shutdown=is_shutdown@entry=true) at slot.c:2186
[04:18:27.062]         i = 0
[04:18:27.062]         __func__ = "CheckPointReplicationSlots"
[04:18:27.062] #6  0x00005630fc6dbad1 in CheckPointGuts (checkPointRedo=24734992, flags=flags@entry=5) at xlog.c:7705
[04:18:27.062] No locals.
[04:18:27.062] #7  0x00005630fc6e903f in CreateCheckPoint (flags=flags@entry=5) at xlog.c:7367
[04:18:27.062]         shutdown = true
[04:18:27.062]         checkPoint = <optimized out>
[04:18:27.062]         recptr = <optimized out>
[04:18:27.062]         _logSegNo = <optimized out>
[04:18:27.062]         Insert = <optimized out>
[04:18:27.062]         freespace = <optimized out>
[04:18:27.062]         PriorRedoPtr = <optimized out>
[04:18:27.062]         last_important_lsn = <optimized out>
[04:18:27.062]         vxids = 0x625000028200
[04:18:27.062]         nvxids = <optimized out>
[04:18:27.062]         oldXLogAllowed = 0
[04:18:27.062]         __func__ = "CreateCheckPoint"
[04:18:27.062] #8  0x00005630fc6e9de1 in ShutdownXLOG (code=code@entry=0, arg=arg@entry=0) at xlog.c:6829
[04:18:27.062]         __func__ = "ShutdownXLOG"
[04:18:27.062] #9  0x00005630fcd94f2d in CheckpointerMain (startup_data=<optimized out>, startup_data_len=<optimized out>) at checkpointer.c:599
[04:18:27.062]         local_sigjmp_buf = <optimized out>
[04:18:27.062]         checkpointer_context = 0x625000028100
[04:18:27.062]         __func__ = "CheckpointerMain"
[04:18:27.062] #10 0x00005630fcd9591a in postmaster_child_launch (child_type=child_type@entry=B_CHECKPOINTER, child_slot=56, startup_data=startup_data@entry=0x0, startup_data_len=startup_data_len@entry=0, client_sock=client_sock@entry=0x0) at launch_backend.c:290
[04:18:27.062]         pid = <optimized out>
[04:18:27.062] #11 0x00005630fcd9bdc3 in StartChildProcess (type=type@entry=B_CHECKPOINTER) at postmaster.c:3973
[04:18:27.062]         pmchild = 0x629000019c88
[04:18:27.062]         pid = <optimized out>
[04:18:27.062]         __func__ = "StartChildProcess"
[04:18:27.062] #12 0x00005630fcda0d07 in PostmasterMain (argc=argc@entry=22, argv=argv@entry=0x610000000040) at postmaster.c:1386
[04:18:27.062]         opt = <optimized out>
[04:18:27.062]         status = <optimized out>
[04:18:27.062]         userDoption = <optimized out>
[04:18:27.062]         listen_addr_saved = false
[04:18:27.062]         output_config_variable = <optimized out>
[04:18:27.062]         __func__ = "PostmasterMain"
[04:18:27.062] #13 0x00005630fcb334f0 in main (argc=22, argv=0x610000000040) at main.c:227
[04:18:27.062]         do_check_root = <optimized out>
[04:18:27.062]         dispatch_option = <optimized out>