Core was generated by `./t'.
Program terminated with signal 11, Segmentation fault.
#0  0x0000000000479bf3 in __cursor_invalid (cbt=0x7f11c01c9ed0)
    at ../src/btree/bt_cursor.c:85
85			if ((cell = WT_COL_PTR(page, cip)) == NULL)
Missing separate debuginfos, use: debuginfo-install glibc-2.12-1.80.el6.x86_64
(gdb) p *cip
Cannot access memory at address 0x40110a00c
(gdb) where
#0  0x0000000000479bf3 in __cursor_invalid (cbt=0x7f11c01c9ed0)
    at ../src/btree/bt_cursor.c:85
WT-1  0x000000000047a70c in __wt_btcur_remove (cbt=0x7f11c01c9ed0)
    at ../src/btree/bt_cursor.c:358
WT-2  0x000000000045145f in __curfile_remove (cursor=0x7f11c01c9ed0)
    at ../src/cursor/cur_file.c:216
WT-3  0x000000000040905f in col_remove (cursor=0x7f11c01c9ed0, 
    key=0x7f11be1fbe10, keyno=140375, notfoundp=0x7f11be1fbdd4)
    at ../../../test/format/wts_ops.c:731
WT-4  0x0000000000407bf9 in ops (arg=0x10efc10)
    at ../../../test/format/wts_ops.c:245
WT-5  0x0000003789207851 in start_thread () from /lib64/libpthread.so.0
WT-6  0x0000003788ae767d in clone () from /lib64/libc.so.6

############################################
#  RUN PARAMETERS
############################################
# bitcnt not applicable to this run
cache=37
compression=none
data_source=table
delete_pct=30
dictionary=0
file_type=variable-length column-store
# huffman_key not applicable to this run
huffman_value=0
insert_pct=37
internal_key_truncation=0
internal_page_max=15
key_gap=19
# key_max not applicable to this run
# key_min not applicable to this run
leaf_page_max=16
ops=100000
# prefix not applicable to this run
repeat_data_pct=9
reverse=0
rows=100000
runs=100
split_pct=82
threads=32
value_max=1195
value_min=11
# wiredtiger_config not applicable to this run
write_pct=31
############################################