[SCIP] memory error

Gerald Gamrath gamrath at zib.de
Tue Apr 3 09:17:30 CEST 2018


Dear Xiangyong,

it seems like you have some memory issue, perhaps some invalid write.

In order to debug this, please compile SCIP (and you application, if 
any) with NOBLKBUFMEM=true (add a "-D" upfront for CMake). This disables 
buffer and block memory of SCIP and lets you debug this more easily 
using valgrind.

Afterwards, don't forget to recompile both SCIP and your application 
with buffer and block memory.

Best,
Gerald

On 03.04.2018 04:38, Xiangyong Li wrote:
> Dear all,
>
> I am debugging my program.  The following error came up:
>
> src/blockmemshell/memory.c:143:19: runtime error: member access within 
> misaligned address 0x3fd0e950c39b4c46 for type 'struct MEMLIST', which 
> requires 8 byte alignment
> 0x3fd0e950c39b4c46: note: pointer points here
> <memory cannot be printed>
> Segmentation fault (core dumped)
>
>
> What does it mean?  Thanks.
>
>
> Xiangyong
>
>
>
>
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> Scip at zib.de
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