<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"><head><meta http-equiv=Content-Type content="text/html; charset=iso-8859-1"><meta name=Generator content="Microsoft Word 15 (filtered medium)"><style><!--
/* Font Definitions */
@font-face
{font-family:"Cambria Math";
panose-1:2 4 5 3 5 4 6 3 2 4;}
@font-face
{font-family:Calibri;
panose-1:2 15 5 2 2 2 4 3 2 4;}
@font-face
{font-family:Consolas;
panose-1:2 11 6 9 2 2 4 3 2 4;}
/* Style Definitions */
p.MsoNormal, li.MsoNormal, div.MsoNormal
{margin:0cm;
margin-bottom:.0001pt;
font-size:11.0pt;
font-family:"Calibri",sans-serif;
mso-fareast-language:EN-US;}
a:link, span.MsoHyperlink
{mso-style-priority:99;
color:#0563C1;
text-decoration:underline;}
a:visited, span.MsoHyperlinkFollowed
{mso-style-priority:99;
color:#954F72;
text-decoration:underline;}
span.EmailStyle17
{mso-style-type:personal-compose;
font-family:"Calibri",sans-serif;
color:windowtext;}
.MsoChpDefault
{mso-style-type:export-only;
font-family:"Calibri",sans-serif;
mso-fareast-language:EN-US;}
@page WordSection1
{size:612.0pt 792.0pt;
margin:70.85pt 3.0cm 70.85pt 3.0cm;}
div.WordSection1
{page:WordSection1;}
--></style><!--[if gte mso 9]><xml>
<o:shapedefaults v:ext="edit" spidmax="1026" />
</xml><![endif]--><!--[if gte mso 9]><xml>
<o:shapelayout v:ext="edit">
<o:idmap v:ext="edit" data="1" />
</o:shapelayout></xml><![endif]--></head><body lang=PT link="#0563C1" vlink="#954F72"><div class=WordSection1><p class=MsoNormal>Hi,<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-GB>The attached LP causes CBC to run into a failed assertion.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:35.4pt;text-autospace:none'><span lang=EN-GB style='font-size:10.0pt;font-family:Consolas'>Cbc0038I Pass 52: suminf. 1.75343 (4) obj. 470151 iterations 39<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt;text-autospace:none'><span lang=EN-GB style='font-size:10.0pt;font-family:Consolas'>Cbc0038I Pass 53: suminf. 1.00847 (6) obj. 470151 iterations 49<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt;text-autospace:none'><span lang=EN-GB style='font-size:10.0pt;font-family:Consolas'>Cbc0038I No solution found this major pass<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt;text-autospace:none'><span lang=EN-GB style='font-size:10.0pt;font-family:Consolas'>Cbc0038I Before mini branch and bound, 125 integers at bound fixed and 0 continuous<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt;text-autospace:none'><span lang=EN-GB style='font-size:10.0pt;font-family:Consolas'>Cbc0038I Full problem 157 rows 227 columns, reduced to 79 rows 82 columns<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt;text-autospace:none'><span lang=EN-GB style='font-size:10.0pt;font-family:Consolas'>Assertion failed!<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt;text-autospace:none'><span lang=EN-GB style='font-size:10.0pt;font-family:Consolas'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:35.4pt;text-autospace:none'><span lang=EN-GB style='font-size:10.0pt;font-family:Consolas'>Program: ...<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt;text-autospace:none'><span lang=EN-GB style='font-size:10.0pt;font-family:Consolas'>File: ../../../Cbc/src/CbcHeuristic.cpp, Line 2528<o:p></o:p></span></p><p class=MsoNormal style='margin-left:35.4pt;text-autospace:none'><span lang=EN-GB style='font-size:10.0pt;font-family:Consolas'><o:p> </o:p></span></p><p class=MsoNormal style='margin-left:35.4pt;text-autospace:none'><span lang=EN-GB style='font-size:10.0pt;font-family:Consolas'>Expression: fabs(floor(value + 0.5) - value) < integerTolerance<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>We tried running with 2.9, 2.9.8 and a recent trunk build (from some days ago) and the failure is consistent.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>Can you take a look at it?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-GB>Thank you in advance,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-GB style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:PT'><br>Rudi Araújo <br></span><span lang=EN-GB style='font-size:8.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:PT'>Software Engineer </span><span lang=EN-GB style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:PT'><br><br></span><b><span lang=EN-GB style='font-size:9.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:PT'>SISCOG - Sistemas Cognitivos, SA</span></b><span lang=EN-GB style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:PT'> <br></span><span lang=EN-GB style='font-size:7.5pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:PT'>Campo Grande, 378 - 3º, 1700-097 Lisboa • Portugal <br>Tel: +351 217 529 100 • Fax: +351 217 529 101<br></span><span lang=EN-GB style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:PT'><br><br></span><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:PT'><a href="http://www.siscog.pt"><b><span lang=EN-GB style='font-size:9.0pt;color:black;text-decoration:none'>www.siscog.pt</span></b></a></span><span lang=EN-GB style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:PT'> <br><br></span><b><span lang=EN-GB style='font-size:10.0pt;font-family:"Arial",sans-serif;color:#E36C0A;mso-fareast-language:PT'>"Optimising the resources of the world"</span></b><span lang=EN-GB style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:PT'> <br><br></span><span lang=EN-GB style='font-size:7.5pt;font-family:"Arial",sans-serif;color:#736972;mso-fareast-language:PT'>DISCLAIMER<br>This message may contain confidential information. You should not copy or address this message to third parties.<br>If you are not the appropriate recipient we kindly ask you to delete the message and notify the sender.<br>The contents of this message and its attachments are the sole responsibility of the sender and under no circumstances can SISCOG - Sistemas Cognitivos, SA be liable for any resulting consequences. <br><br></span><span style='font-size:7.5pt;font-family:"Arial",sans-serif;color:#736972;mso-fareast-language:PT'>AVISO<br>Esta mensagem pode conter informação considerada confidencial, não devendo ser copiada ou endereçada a terceiros.<br>Se o receptor não for o destinatário apropriado, agradecemos que destrua a mensagem e informe o emissor do sucedido.<br>O conteúdo desta mensagem bem como dos respectivos anexos é da responsabilidade exclusiva do emissor, não podendo a SISCOG - Sistemas Cognitivos, SA ser responsabilizada por eventuais consequências.</span><span style='font-size:10.0pt;font-family:"Arial",sans-serif;color:black;mso-fareast-language:PT'><o:p></o:p></span></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>