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Type:
Build Failure
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Resolution: Unresolved
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Priority:
Major - P3
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None
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Affects Version/s: None
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Component/s: None
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Storage Engines - Persistence
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33.602
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SE Persistence backlog
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None
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1
test-prepare-hs03-hook-timestamp on ubuntu2004-release
Host: i-094bb3178f57f0cab
Project: wiredtiger-mongo-v9.0
Commit: c59d1277
Please refer to BF(G) Playbook for instructions on handling BF and BFG tickets as well as Auto-Resolution Rules
Task Logs:
test-prepare-hs03-hook-timestamp task_log
Logs:
[pid:77902]: None ... bash: line 67: 77902 Segmentation fault (core dumped) python3 ../test/suite/run.py -v 4 test_prepare_hs03.py --hook timestamp
test-prepare-hs03-hook-timestamp task_log
Logs:
#0 0x00007ff13d55b55c in __block_ckpt_unpack (session=session@entry=0x2679330, block=block@entry=0x22281d0, ckpt=0x0, ckpt_size=0, ci=ci@entry=0x235c030) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/block/block_addr.c:210 #0 0x00007ff13d55b55c in __block_ckpt_unpack (session=session@entry=0x2679330, block=block@entry=0x22281d0, ckpt=0x0, ckpt_size=0, ci=ci@entry=0x235c030) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/block/block_addr.c:210 #1 0x00007ff13d55c195 in __wti_block_ckpt_unpack (session=session@entry=0x2679330, block=block@entry=0x22281d0, ckpt=<optimized out>, ckpt_size=<optimized out>, ci=ci@entry=0x235c030) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/block/block_addr.c:264 #2 0x00007ff13d56009e in __wti_block_checkpoint_extlist_dump (session=session@entry=0x2679330, block=block@entry=0x22281d0) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/block/block_ckpt.c:1227 #3 0x00007ff13d568cda in __wti_block_extlist_dump_all (session=session@entry=0x2679330, block=block@entry=0x22281d0) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/block/block_ext.c:1543 #4 0x00007ff13d56bbfe in __wti_block_read_off (session=session@entry=0x2679330, block=block@entry=0x22281d0, buf=<optimized out>, objectid=0, offset=<optimized out>, size=<optimized out>, checksum=1498101547) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/block/block_read.c:282 #5 0x00007ff13d567a12 in __wti_block_extlist_read (session=session@entry=0x2679330, block=block@entry=0x22281d0, el=el@entry=0x35bdfa8, ckpt_size=14032896) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/block/block_ext.c:1213 #6 0x00007ff13d55deb6 in __ckpt_extlist_read (session=0x2679330, block=0x22281d0, ckpt=0x34fca50, localp=0x7ffee31bc1e7) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/block/block_ckpt.c:354 #7 __ckpt_extlist_read (session=0x2679330, block=0x22281d0, ckpt=0x34fca50, localp=0x7ffee31bc1e7) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/block/block_ckpt.c:326 #8 0x00007ff13d55e034 in __ckpt_read_deletion_extlists (session=0x2679330, block=0x22281d0, ckptbase=<optimized out>, deletingp=0x7ffee31bc68f) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/block/block_ckpt.c:612 #9 0x00007ff13d55ec85 in __ckpt_process (session=0x2679330, block=0x22281d0, ckptbase=0x34fca50) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/block/block_ckpt.c:967 #10 __wt_block_checkpoint (session=session@entry=0x2679330, block=0x22281d0, buf=<optimized out>, ckptbase=0x34fca50, data_checksum=<optimized out>) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/block/block_ckpt.c:309 #11 0x00007ff13d578630 in __bm_checkpoint (bm=0x25d0fd0, session=0x2679330, buf=<optimized out>, block_meta=<optimized out>, ckptbase=<optimized out>, data_checksum=<optimized out>) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/block_cache/block_mgr.c:169 #12 0x00007ff13d576654 in __wt_blkcache_write (session=session@entry=0x2679330, buf=buf@entry=0x272ff98, block_meta=block_meta@entry=0x2730230, page_image_size=165, addr=addr@entry=0x0, addr_sizep=addr_sizep@entry=0x0, compressed_sizep=0x0, checkpoint=true, checkpoint_io=true, compressed=<optimized out>) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/block_cache/block_io.c:847 #13 0x00007ff13d781561 in __rec_write (session=0x2679330, buf=0x272ff98, block_meta=0x2730230, addr=0x0, addr_sizep=0x0, compressed_sizep=0x0, checkpoint=true, checkpoint_io=true, compressed=false) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/reconcile/rec_write.c:1056 #14 0x00007ff13d784d3f in __rec_write_wrapup (session=0x2679330, r=0x272fdf0) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/reconcile/rec_write.c:3232 #15 0x00007ff13d786424 in __reconcile (session=0x2679330, ref=0x239b6d0, salvage=<optimized out>, flags=132, page_lockedp=0x7ffee31bd1df) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/reconcile/rec_write.c:398 #16 __wt_reconcile (session=session@entry=0x2679330, ref=0x239b6d0, salvage=salvage@entry=0x0, flags=flags@entry=132) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/reconcile/rec_write.c:127 #17 0x00007ff13d5eba72 in __wt_sync_file (session=session@entry=0x2679330, syncop=syncop@entry=WT_SYNC_CHECKPOINT) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/btree/bt_sync.c:414 #18 0x00007ff13d627dd7 in __checkpoint_tree (session=0x2679330, is_checkpoint=<optimized out>, cfg=<optimized out>) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/checkpoint/checkpoint_txn.c:3049 #19 0x00007ff13d629e14 in __checkpoint_tree_helper (session=0x2679330, cfg=<optimized out>) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/checkpoint/checkpoint_txn.c:3238 #20 __checkpoint_apply_to_dhandles (session=0x2679330, cfg=<optimized out>, op=<optimized out>) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/checkpoint/checkpoint_txn.c:372 #21 __checkpoint_selected_dhandles (session=0x2679330, cfg=<optimized out>) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/checkpoint/checkpoint_txn.c:3320 #22 __checkpoint_db_internal (session=0x2679330, cfg=<optimized out>) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/checkpoint/checkpoint_txn.c:1789 #23 0x00007ff13d62c876 in __checkpoint_db_wrapper (session=session@entry=0x2679330, cfg=cfg@entry=0x7ffee31be220) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/checkpoint/checkpoint_txn.c:2050 #24 0x00007ff13d62ca6b in __wt_checkpoint_db (session=session@entry=0x2679330, cfg=cfg@entry=0x7ffee31be220, waiting=waiting@entry=true) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/checkpoint/checkpoint_txn.c:2129 #25 0x00007ff13d55424d in __session_checkpoint (wt_session=0x2679330, config=<optimized out>) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/src/session/session_api.c:2483 #26 0x00007ff13d965403 in _wrap_Session_checkpoint (self=<optimized out>, args=<optimized out>) at /data/mci/d99f3b74cfec689256b1926d928f0255/wiredtiger/cmake_build/lang/python/CMakeFiles/wiredtiger_python.dir/wiredtigerPYTHON_wrap.c:7918 #27 0x00007ff13e4bb258 in cfunction_call (func=0x7ff13db1d2b0, args=<optimized out>, kwargs=<optimized out>) at ../src/Python-3.10.4/Objects/methodobject.c:552 #28 0x00007ff13e4b438b in _PyObject_MakeTpCall (tstate=0x1e1a010, callable=0x7ff13db1d2b0, args=<optimized out>, nargs=1, keywords=<optimized out>) at ../src/Python-3.10.4/Objects/call.c:224 #29 0x00007ff13e4c81cf in _PyObject_VectorcallTstate (tstate=<error reading variable: dwarf2_find_location_expression: Corrupted DWARF expression.>, callable=<error reading variable: dwarf2_find_location_expression: Corrupted DWARF expression.>, args=0x7ff13d1dbe78, nargsf=<optimized out>, kwnames=<optimized out>) at ../src/Python-3.10.4/Include/cpython/abstract.h:112
test-prepare-hs03-hook-timestamp task_log
Logs:
[1786084815:085299][77902:0x7ff13dfba740], test_prepare_hs03.test_prepare_hs03.test_prepare_hs(corrupt_table.string-row), file:test_prepare_hs03.wt, WT_SESSION.checkpoint: [WT_VERB_DEFAULT][ERROR]: __wti_block_read_off, 241: test_prepare_hs03.wt: potential hardware corruption, read checksum error for 4096B block at offset 57344: block header checksum of 0x21646142 doesn't match expected checksum of 0x594b372b
[1786084815:085421][77902:0x7ff13dfba740], test_prepare_hs03.test_prepare_hs03.test_prepare_hs(corrupt_table.string-row), file:test_prepare_hs03.wt, WT_SESSION.checkpoint: [WT_VERB_DEFAULT][ERROR]: __wt_log_data_dump, 72: corrupt dump: {0: 57344, 4096, 0x594b372b}: (chunk 1 of 4): 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21
[1786084815:085518][77902:0x7ff13dfba740], test_prepare_hs03.test_prepare_hs03.test_prepare_hs(corrupt_table.string-row), file:test_prepare_hs03.wt, WT_SESSION.checkpoint: [WT_VERB_DEFAULT][ERROR]: __wt_log_data_dump, 72: corrupt dump: {0: 57344, 4096, 0x594b372b}: (chunk 2 of 4): 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21
[1786084815:085636][77902:0x7ff13dfba740], test_prepare_hs03.test_prepare_hs03.test_prepare_hs(corrupt_table.string-row), file:test_prepare_hs03.wt, WT_SESSION.checkpoint: [WT_VERB_DEFAULT][ERROR]: __wt_log_data_dump, 72: corrupt dump: {0: 57344, 4096, 0x594b372b}: (chunk 3 of 4): 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61 64 21 42 61