Date/time: 2018-09-03 14:53:16
Signal: 6

[0x55a771a83760]
/lib64/libpthread.so.0(+0xf5e0)[0x7f4a1fb005e0]
/lib64/libc.so.6(gsignal+0x37)[0x7f4a1eb351f7]
/lib64/libc.so.6(abort+0x148)[0x7f4a1eb368e8]
/lib64/libc.so.6(+0x74f47)[0x7f4a1eb74f47]
/lib64/libc.so.6(+0x7c619)[0x7f4a1eb7c619]
/lib64/libstdc++.so.6(_ZNSs6assignERKSs+0x9e)[0x7f4a1f49a09e]
/usr/local/mariadb/columnstore/lib/libfuncexp.so.1(_ZN7funcexp8Func_Str11stringValueERN5boost10shared_ptrIN8execplan9ParseTreeEEERN8rowgroup3RowERb+0x191)[0x7f4a22d9d5e1]
/usr/local/mariadb/columnstore/lib/libfuncexp.so.1(_ZN7funcexp11Func_concat9getStrValERN8rowgroup3RowERSt6vectorIN5boost10shared_ptrIN8execplan9ParseTreeEEESaIS9_EERbRNS7_20CalpontSystemCatalog7ColTypeE+0x36)[0x7f4a22d9d2f6]
/usr/local/mariadb/columnstore/lib/libexecplan.so.1(_ZN8execplan14FunctionColumn9getStrValERN8rowgroup3RowERb+0x3d)[0x7f4a23843c4d]
/usr/local/mariadb/columnstore/lib/libfuncexp.so.1(_ZN7funcexp7FuncExp8evaluateERN8rowgroup3RowERSt6vectorIN5boost10shared_ptrIN8execplan14ReturnedColumnEEESaIS9_EE+0x367)[0x7f4a22d7d3e7]
/usr/local/mariadb/columnstore/lib/libfuncexp.so.1(_ZN7funcexp14FuncExpWrapper8evaluateEPN8rowgroup3RowE+0xc8)[0x7f4a22d878a8]
[0x55a771a40faa]
[0x55a771a41e63]
[0x55a771a52419]
/usr/local/mariadb/columnstore/lib/libthreadpool.so.1(_ZN10threadpool18PriorityThreadPool9threadFcnENS0_8PriorityE+0x399)[0x7f4a21bdadc9]
/lib64/libboost_thread-mt.so.1.53.0(+0xd27a)[0x7f4a2059827a]
/lib64/libpthread.so.0(+0x7e25)[0x7f4a1faf8e25]
/lib64/libc.so.6(clone+0x6d)[0x7f4a1ebf834d]
