Opened 8 years ago

Closed 7 weeks ago

#103 closed defect (migrated)

Assertion `!columnLower[iColumn]' failed.

Reported by: mgalati Owned by:
Priority: major Component: Cbc
Version: trunk Keywords:
Cc: matthew.galati@…

Description

Cbc version trunk, build Nov 13 2010
command line - ../../../bin/cbc PRICE_AND_CUT_subProb_relax.n4.c0.p8.b0.lp (default strategy 1)
Continuous objective value is 551.204 - 0.00 seconds

...

Cbc0038I Pass  89: suminf.    0.14545 (3) obj. 930.071 iterations 1
Cbc0038I No solution found this major pass
Cbc0038I Before mini branch and bound, 8 integers at bound fixed and 0 continuous
cbc: ../../../../Cgl/src/CglDuplicateRow/CglDuplicateRow.cpp:392: void CglDuplicateRow::generateCuts12(const OsiSolverInterface&, OsiCuts&, CglTreeInfo) const: Assertion `!columnLower[iColumn]' failed.
Aborted

Attachments (1)

PRICE_AND_CUT_subProb_relax.n4.c0.p8.b0.lp (1.9 KB) - added by mgalati 8 years ago.

Download all attachments as: .zip

Change History (4)

Changed 8 years ago by mgalati

comment:1 Changed 8 years ago by mgalati

For my own reference - this problem happens in DIP, application MILP, on PC, Sample/p0033, RandomSeed?=1, RelaxPercent?=0.33 in 4th node.

comment:2 Changed 7 years ago by mlubin

I recently encountered the same crash.

comment:3 Changed 7 weeks ago by stefan

  • Component set to Cbc
  • Resolution set to migrated
  • Status changed from new to closed

This ticket has been migrated to GitHub and will be resolved there: https://github.com/coin-or/Cbc/issues/103

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