==635294==ERROR: AddressSanitizer: attempting double-free on 0x619000000080 in thread T2:
    #0 0x4c5332 in free /data/mci/93089ed2cad95b7804e0b342ca4d9507/toolchain-builder/tmp/build-llvm.sh-dH0/llvm/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:124:3
    #1 0x7fa81d1a7ad2  (/lib/x86_64-linux-gnu/libc.so.6+0x49ad2)
    #2 0x7fa81d1a7bdf in exit (/lib/x86_64-linux-gnu/libc.so.6+0x49bdf)
    #3 0x4f6637 in handle_message /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/test/csuite/../../../test/csuite/wt4803_history_store_abort/main.c:69:13
    #4 0x7fa81e003b47 in __eventv /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/support/err.c:263:15
    #5 0x7fa81e004634 in __wt_panic_func /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/support/err.c:352:5
    #6 0x7fa81dd61d04 in __wt_hs_insert_updates /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/history/hs_rec.c:753:9
    #7 0x7fa81df42792 in __rec_hs_wrapup /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/reconcile/rec_write.c:2332:13
    #8 0x7fa81df28afc in __rec_write_wrapup /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/reconcile/rec_write.c:2108:9
    #9 0x7fa81df17ed7 in __reconcile /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/reconcile/rec_write.c:226:28
    #10 0x7fa81df15ebd in __wt_reconcile /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/reconcile/rec_write.c:97:11
    #11 0x7fa81dd39532 in __evict_review /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/evict/evict_page.c:744:9
    #12 0x7fa81dd33cd0 in __wt_evict /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/evict/evict_page.c:159:5
    #13 0x7fa81dd14249 in __evict_page /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/evict/evict_lru.c:2317:5
    #14 0x7fa81dd0c606 in __evict_lru_pages /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/evict/evict_lru.c:1130:20
    #15 0x7fa81dd18243 in __evict_pass /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/evict/evict_lru.c:732:13
    #16 0x7fa81dd0b94c in __evict_server /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/evict/evict_lru.c:389:5
    #17 0x7fa81dd0b0a5 in __wt_evict_thread_run /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/evict/evict_lru.c:297:15
    #18 0x7fa81e0725f3 in __thread_run /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/support/thread_group.c:31:9
    #19 0x7fa81d4a8608 in start_thread (/lib/x86_64-linux-gnu/libpthread.so.0+0x9608)
    #20 0x7fa81d280292 in clone (/lib/x86_64-linux-gnu/libc.so.6+0x122292)
0x619000000080 is located 0 bytes inside of 1040-byte region [0x619000000080,0x619000000490)
freed by thread T0 here:
    #0 0x4c5332 in free /data/mci/93089ed2cad95b7804e0b342ca4d9507/toolchain-builder/tmp/build-llvm.sh-dH0/llvm/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:124:3
    #1 0x7fa81d1a7ad2  (/lib/x86_64-linux-gnu/libc.so.6+0x49ad2)
previously allocated by thread T0 here:
    #0 0x4c58aa in calloc /data/mci/93089ed2cad95b7804e0b342ca4d9507/toolchain-builder/tmp/build-llvm.sh-dH0/llvm/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:155:3
    #1 0x7fa81d1a7dc1  (/lib/x86_64-linux-gnu/libc.so.6+0x49dc1)
Thread T2 created by T0 here:
    #0 0x4adfcd in pthread_create /data/mci/93089ed2cad95b7804e0b342ca4d9507/toolchain-builder/tmp/build-llvm.sh-dH0/llvm/projects/compiler-rt/lib/asan/asan_interceptors.cc:210:3
    #1 0x7fa81de7cea5 in __wt_thread_create /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/os_posix/os_thread.c:28:5
    #2 0x7fa81e06fb93 in __thread_group_resize /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/support/thread_group.c:200:9
    #3 0x7fa81e07068a in __wt_thread_group_create /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/support/thread_group.c:286:5
    #4 0x7fa81dd0dcd0 in __wt_evict_create /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/evict/evict_lru.c:497:5
    #5 0x7fa81db45d07 in __wt_connection_workers /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/conn/conn_open.c:244:5
    #6 0x7fa81dada8c9 in wiredtiger_open /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/../src/conn/conn_api.c:2928:5
    #7 0x4f5238 in hs_workload /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/test/csuite/../../../test/csuite/wt4803_history_store_abort/main.c:88:5
    #8 0x4f4dce in test_hs_workload /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/test/csuite/../../../test/csuite/wt4803_history_store_abort/main.c:160:9
    #9 0x4f4b1b in main /data/mci/a09989fa52e1a7c8d31462cf3326351d/wiredtiger/build_posix/test/csuite/../../../test/csuite/wt4803_history_store_abort/main.c:209:5
    #10 0x7fa81d1850b2 in __libc_start_main (/lib/x86_64-linux-gnu/libc.so.6+0x270b2)
SUMMARY: AddressSanitizer: double-free /data/mci/93089ed2cad95b7804e0b342ca4d9507/toolchain-builder/tmp/build-llvm.sh-dH0/llvm/projects/compiler-rt/lib/asan/asan_malloc_linux.cc:124:3 in free
==635294==ABORTING