12bb6443b9 WT-16086 test/format (disagg.mode=leader, PALite) Delta chain backlink_lsn mismatch (#12813)
        echo "Clone failed after $max_attempts attempts."

    t: FAILED: copy_on_file/310: write(wfd, buf, (size_t)n) == n: No such file or directory

    t: process aborting
    WiredTiger Error: __wt_abort, 29: aborting WiredTiger library

test/format run configuration highlights

#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
#0  __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:50
#1  0x00007f5946c06859 in __GI_abort () at abort.c:79
#2  0x00007f59471da33b in __wt_abort (session=session@entry=0x0) at /data/mci/b3f896c88cbadb7e10d8b9ac1492751a/wiredtiger/src/os_common/os_abort.c:32
#3  0x00000000004248f4 in testutil_die (e=2, fmt=fmt@entry=0x427010 "%s/%d: %s") at /data/mci/b3f896c88cbadb7e10d8b9ac1492751a/wiredtiger/test/utility/misc.c:75
#4  0x0000000000423728 in copy_on_file (path=path@entry=0x7f59348c2ba0 "/data/mci/b3f896c88cbadb7e10d8b9ac1492751a/wiredtiger/cmake_build/test/format/RUNDIR.76/BACKUP/T00002.wt", info=info@entry=0x7f59348c1af0, user_data=user_data@entry=0x7f59348c7e70) at /data/mci/b3f896c88cbadb7e10d8b9ac1492751a/wiredtiger/test/utility/file.c:310
#5  0x0000000000423946 in process_directory_tree (start_path=start_path@entry=0x3352fc2432c0 "/data/mci/b3f896c88cbadb7e10d8b9ac1492751a/wiredtiger/cmake_build/test/format/RUNDIR.76/BACKUP", rel_path=rel_path@entry=0x7f59348c4cb0 "T00002.wt", depth=depth@entry=1, must_exist=must_exist@entry=true, on_file=on_file@entry=0x423334 <copy_on_file>, on_directory_enter=on_directory_enter@entry=0x42323f <copy_on_directory_enter>, on_directory_leave=0x42310d <copy_on_directory_leave>, user_data=0x7f59348c7e70) at /data/mci/b3f896c88cbadb7e10d8b9ac1492751a/wiredtiger/test/utility/file.c:193
#6  0x0000000000423af8 in process_directory_tree (start_path=start_path@entry=0x3352fc2432c0 "/data/mci/b3f896c88cbadb7e10d8b9ac1492751a/wiredtiger/cmake_build/test/format/RUNDIR.76/BACKUP", rel_path=rel_path@entry=0x0, depth=depth@entry=0, must_exist=must_exist@entry=true, on_file=on_file@entry=0x423334 <copy_on_file>, on_directory_enter=on_directory_enter@entry=0x42323f <copy_on_directory_enter>, on_directory_leave=0x42310d <copy_on_directory_leave>, user_data=0x7f59348c7e70) at /data/mci/b3f896c88cbadb7e10d8b9ac1492751a/wiredtiger/test/utility/file.c:217
#7  0x0000000000423ea6 in testutil_copy_ext (source=source@entry=0x7f59348c82e0 "/data/mci/b3f896c88cbadb7e10d8b9ac1492751a/wiredtiger/cmake_build/test/format/RUNDIR.76/BACKUP", dest=dest@entry=0x7f59348c7ee0 "/data/mci/b3f896c88cbadb7e10d8b9ac1492751a/wiredtiger/cmake_build/test/format/RUNDIR.76/CHECK.1764215211", opts=<optimized out>, opts@entry=0x0) at /data/mci/b3f896c88cbadb7e10d8b9ac1492751a/wiredtiger/test/utility/file.c:485
#8  0x0000000000423fc7 in testutil_copy (source=source@entry=0x7f59348c82e0 "/data/mci/b3f896c88cbadb7e10d8b9ac1492751a/wiredtiger/cmake_build/test/format/RUNDIR.76/BACKUP", dest=dest@entry=0x7f59348c7ee0 "/data/mci/b3f896c88cbadb7e10d8b9ac1492751a/wiredtiger/cmake_build/test/format/RUNDIR.76/CHECK.1764215211") at /data/mci/b3f896c88cbadb7e10d8b9ac1492751a/wiredtiger/test/utility/file.c:417
#9  0x0000000000404cb9 in check_copy (session=0x3352ffe9a7f8, id=1764215211) at /data/mci/b3f896c88cbadb7e10d8b9ac1492751a/wiredtiger/test/format/backup.c:46
#10 0x0000000000405327 in backup (arg=<optimized out>) at /data/mci/b3f896c88cbadb7e10d8b9ac1492751a/wiredtiger/test/format/backup.c:625
#11 0x00007f5946f5a609 in start_thread (arg=<optimized out>) at pthread_create.c:477
#12 0x00007f5946d03353 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95