[Coin-discuss] CBC: STATUS_ACCESS_VIOLATION

John J Forrest jjforre at us.ibm.com
Sun Jan 8 13:46:45 EST 2006


Donald,

I tried under CYGWIN with gcc 3.3.3 and had no problems - well I had to 
change all char * environ = getenv("HOME); statements as it did not like 
environ as a name - I will change when I reboot on Linux.

What version of gcc are you using?

If using Cbc and Clp it is now recommended that you do "make solve" in Cbc 
and then use "solve" not "cbc".

John Forrest



"Donald Bennett" <Donald.Bennett at sas.com> 
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01/05/2006 03:57 PM
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[Coin-discuss] CBC:  STATUS_ACCESS_VIOLATION






Running under CYGWIN

COIN/CLP/OSI/CGL/CBC all compile successfully.  unit tests are successful

Trying to run ./MIPLIB3/AIR03 test case.  Other MIPLIB3 test cases fail.

Updated COIN from CVS and recompiled. No change

Can anyone else reproduce fault or obtain optimal result under similar OS?

thanks

$ ./cbc ./samples/miplib3/air03
Default solver is clp
Coin0001I At line 15 NAME          AIR03
Coin0001I At line 16 ROWS
Coin0001I At line 142 COLUMNS
Coin0001I At line 55610 RHS
Coin0001I At line 55673 BOUNDS
Coin0001I At line 66431 ENDATA
Coin0002I Problem AIR03 has 124 rows, 10757 columns and 91028 elements
Cgl0001I 124 cliques of average size 734.097
Cgl0003I 0 fixed, 13 tightened bounds, 0 strengthened rows, 0 
substitutions
Cgl0004I processed model has 122 rows, 8458 columns (8458 integer) and 
71687 elements
processed model has 122 rows and 8458 columns
Cbc0009I Objective coefficients multiple of 2
Segmentation fault (core dumped)


Donald Bennett
Principal Analytical Consultant
office: 908 470 0080  X8245
mobile: 732 236 9699
donald.bennett at sas.com



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