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<div class="moz-cite-prefix">Pieter,<br>
<br>
It is slow tracking this down as it mostly works (parallel is not
deterministic). I think I am getting there but it is slow.<br>
<br>
It does look like the -preprocess aggregate giving problems on
exit.<br>
<br>
John Forrest<br>
On 13/11/17 17:22, Pieter Zieschang1 wrote:<br>
</div>
<blockquote type="cite"
cite="mid:OF6AE3750B.8CCC5C45-ONC12581D7.005E92F0-C12581D7.005F6A82@notes.na.collabserv.com"><font
size="2" face="sans-serif">Hello John,</font>
<br>
<br>
<font size="2" face="sans-serif">i tried you fix, and can confirm
postprocessing=aggregate
works now. :-)</font>
<br>
<br>
<font size="2" face="sans-serif">However, current trunk version
segfaults
on another mps quite late,</font>
<br>
<br>
<br>
<font size="2" face="sans-serif">The MPS is this: (previously
posted
already, some time back, i think Haroldo put it on some server
back then)</font>
<br>
<br>
<a
href="https://urldefense.proofpoint.com/v2/url?u=https-3A__mega.nz_-23-21pvwDCC4A-21GQBkhIZxkTdYaasgv-5FzGJwtIa1xQnWA98zisqsb2G-2DQ&d=DwMFAw&c=Ngd-ta5yRYsqeUsEDgxhcqsYYY1Xs5ogLxWPA_2Wlc4&r=js2M0T-3OIMIVDvokcKjokJbk0F8QOCd0mT4FsVFE88&m=AkGYtoZQweSYD7ZCW31dyf9ZoRZkSJU3zBd2SlXqo0A&s=R4MOlzG6yT6zCcbDEBSFPMpa1MjEDGiYBZazpSuM2x8&e="
moz-do-not-send="true"><font color="blue" size="3">https://mega.nz/#!pvwDCC4A!GQBkhIZxkTdYaasgv_zGJwtIa1xQnWA98zisqsb2G-Q</font></a>
<br>
<br>
<br>
<br>
<font size="2" face="sans-serif">$ ./cbc
Problem_SWOPSMB_SWPDEV07_23844-T1_0.mps
-threads=4 timemode=elapsed -seconds=1200 -keepNames=on
-dualt=1e-06 -perturb=on
-pertvalue=61 -constraint=on -cuts=on -clique=forceon
-zero=forceon -probing=forceonstrong
-combine=on -combine2=on -ratiogap=0.001 -multiple=4
-preprocess=aggregate
-solve -solution 23844-T1_0.solution.txt</font>
<br>
<font size="2" face="sans-serif">Welcome to the CBC MILP Solver</font>
<br>
<font size="2" face="sans-serif">Version: Trunk (unstable)</font>
<br>
<font size="2" face="sans-serif">Build Date: Nov 13 2017</font>
<br>
<font size="2" face="sans-serif">Revision Number: 2347</font>
<br>
<br>
<font size="2" face="sans-serif">command line - ./cbc
Problem_SWOPSMB_SWPDEV07_23844-T1_0.mps
-threads=4 timemode=elapsed -seconds=1200 -keepNames=on
-dualt=1e-06 -perturb=on
-pertvalue=61 -constraint=on -cuts=on -clique=forceon
-zero=forceon -probing=forceonstrong
-combine=on -combine2=on -ratiogap=0.001 -multiple=4
-preprocess=aggregate
-solve -solution 23844-T1_0.solution.txt (default strategy 1)</font>
<br>
<font size="2" face="sans-serif">At line 1 NAME ES FREE</font>
<br>
<font size="2" face="sans-serif">At line 2 ROWS</font>
<br>
<font size="2" face="sans-serif">At line 60579 COLUMNS</font>
<br>
<font size="2" face="sans-serif">At line 665087 RHS</font>
<br>
<font size="2" face="sans-serif">At line 725663 RANGES</font>
<br>
<font size="2" face="sans-serif">At line 725664 BOUNDS</font>
<br>
<font size="2" face="sans-serif">At line 729233 ENDATA</font>
<br>
<font size="2" face="sans-serif">Problem ES has 60575 rows, 47237
columns
and 589221 elements</font>
<br>
<font size="2" face="sans-serif">Coin0008I ES read with 0 errors</font>
<br>
<br>
<font size="2" face="sans-serif">...</font>
<br>
<br>
<font size="2" face="sans-serif">Cbc0038I Full problem 24421 rows
20513
columns, reduced to 18238 rows 15029 columns - too large</font>
<br>
<font size="2" face="sans-serif">Cbc0010I After 100 nodes, 56 on
tree,
402510 best solution, best possible 382335 (536.50 seconds)</font>
<br>
<font size="2" face="sans-serif">Cbc0010I After 200 nodes, 107 on
tree,
402510 best solution, best possible 382335 (664.01 seconds)</font>
<br>
<font size="2" face="sans-serif">Cbc0012I Integer solution of
388510
found by heuristic after 381319 iterations and 204 nodes (671.09
seconds)</font>
<br>
<font size="2" face="sans-serif">Cbc0012I Integer solution of
387910
found by heuristic after 391144 iterations and 209 nodes (680.28
seconds)</font>
<br>
<font size="2" face="sans-serif">Cbc0012I Integer solution of
383535
found by heuristic after 424186 iterations and 244 nodes (715.81
seconds)</font>
<br>
<font size="2" face="sans-serif">Cbc0012I Integer solution of
383385
found by heuristic after 426956 iterations and 247 nodes (718.02
seconds)</font>
<br>
<font size="2" face="sans-serif">Cbc0012I Integer solution of
383060
found by heuristic after 432577 iterations and 248 nodes (725.16
seconds)</font>
<br>
<font size="2" face="sans-serif">Cbc0012I Integer solution of
382785
found by heuristic after 434417 iterations and 250 nodes (727.64
seconds)</font>
<br>
<font size="2" face="sans-serif">Cbc0012I Integer solution of
382710
found by heuristic after 449774 iterations and 259 nodes (741.41
seconds)</font>
<br>
<font size="2" face="sans-serif">Cbc0030I Thread 0 used 62 times,
waiting
to start 20.928653, 450 locks, 0.12203264 locked, 0.0075800419
waiting
for locks</font>
<br>
<font size="2" face="sans-serif">Cbc0030I Thread 1 used 69 times,
waiting
to start 42.041579, 500 locks, 0.13409996 locked, 0.00079703331
waiting
for locks</font>
<br>
<font size="2" face="sans-serif">Cbc0030I Thread 2 used 60 times,
waiting
to start 45.909035, 435 locks, 0.11511445 locked, 0.0034019947
waiting
for locks</font>
<br>
<font size="2" face="sans-serif">Cbc0030I Thread 3 used 73 times,
waiting
to start 62.658911, 506 locks, 0.15931582 locked, 0.0035514832
waiting
for locks</font>
<br>
<font size="2" face="sans-serif">Cbc0030I Main thread 398.80744
waiting
for threads, 542 locks, 0.020390749 locked, 0.0057477951
waiting
for locks</font>
<br>
<font size="2" face="sans-serif">Cbc0011I Exiting as integer gap
of 375
less than 1e-10 or 0.1%</font>
<br>
<font size="2" face="sans-serif">Cbc0001I Search completed - best
objective
382710, took 457193 iterations and 261 nodes (751.89 seconds)</font>
<br>
<font size="2" face="sans-serif">Cbc0032I Strong branching done
5430
times (486076 iterations), fathomed 1 nodes and fixed 2
variables</font>
<br>
<font size="2" face="sans-serif">Cbc0035I Maximum depth 38, 17546
variables
fixed on reduced cost</font>
<br>
<font size="2" face="sans-serif">Segmentation fault (core dumped)</font>
<br>
<br>
<br>
<br>
<br>
<br>
<br>
<br>
<br>
<font size="1" face="Arial">Mit freundlichen Grüßen / Kind regards</font>
<br>
<br>
<br>
<font size="2" face="Arial"><b>Pieter Zieschang</b></font>
<br>
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</tr>
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<br>
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</td>
<td style="border-style:none none none
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<br>
</td>
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none;border-color:#000000;border-width:0px 0px 0px
0px;padding:0px 0px;" width="232">
<br>
</td>
</tr>
<tr height="8">
<td style="border-style:none none none
none;border-color:#000000;border-width:0px 0px 0px
0px;padding:0px 0px;" width="61">
<br>
</td>
<td style="border-style:none none none
none;border-color:#000000;border-width:0px 0px 0px
0px;padding:0px 0px;" width="224">
<br>
</td>
<td style="border-style:none none none
none;border-color:#000000;border-width:0px 0px 0px
0px;padding:0px 0px;" width="281">
<br>
</td>
</tr>
<tr height="8">
<td style="border-style:none none none
none;border-color:#000000;border-width:0px 0px 0px
0px;padding:0px 0px;" width="61">
<br>
</td>
<td style="border-style:none none none
none;border-color:#000000;border-width:0px 0px 0px
0px;padding:0px 0px;" width="224">
<br>
</td>
<td style="border-style:none none none
none;border-color:#000000;border-width:0px 0px 0px
0px;padding:0px 0px;" width="281">
<br>
</td>
</tr>
<tr height="8">
<td style="border-style:none none none
none;border-color:#000000;border-width:0px 0px 0px
0px;padding:0px 0px;" width="61">
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<td style="border-style:none none none
none;border-color:#000000;border-width:0px 0px 0px
0px;padding:0px 0px;" width="224">
<br>
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<td style="border-style:none none none
none;border-color:#000000;border-width:0px 0px 0px
0px;padding:0px 0px;" width="281">
<br>
</td>
</tr>
<tr height="8">
<td colspan="3" style="border-style:none none none
none;border-color:#000000;border-width:0px 0px 0px
0px;padding:0px 0px;" width="567">
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</tr>
<tr height="8">
<td colspan="4" style="border-style:none none none
none;border-color:#000000;border-width:0px 0px 0px
0px;padding:0px 0px;" width="800"><font color="#808080"
size="1" face="Arial">Modis
IT Outsourcing GmbH . Ein Unternehmen der
internationalen Adecco Gruppe</font>
<br>
<font color="#808080" size="1" face="Arial">Geschäftsführer:
Andreas Buchelt
. Martin Wimmer. Amtsgericht Düsseldorf HRB 78227</font>
<br>
<font color="#808080" size="1" face="Arial">Hauptsitz der
Gesellschaft:
Niederkasseler Lohweg 18, 40547 Düsseldorf</font></td>
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<pre wrap="">_______________________________________________
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</pre>
</blockquote>
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