Add benchmark script and instances

infinity/benchmark/3row-lift/misc06.pre.log

@@ -0,0 +1,34 @@
+[      0.00] multirow (git-4d20687d04e75dc63c7bb84cbbfeb2261c6a6ab2)
+[      0.00] mf-hpc-1-4.local 2017-03-11 22:09
+[      0.00] Compile-time parameters:
+[      0.00]     EPSILON: 1.000000e-08
+[      0.00]     GREEDY_BIG_E: 1.000000e+03
+[      0.00]     GREEDY_MAX_GAP: 1.000000e-04
+[      0.00] Command line arguments:
+[      0.00]     ../build/infinity.run --mir --greedy --problem instances/misc06.pre.mps.gz --basis bases/misc06.pre.bas --log 3row-lift/misc06.pre.log --stats 3row-lift/misc06.pre.yaml --solution solutions/misc06.pre.x --rows 3 --lift 
+[      0.01]     511 rows, 1670 cols
+[      0.01] Storing column types...
+[      0.01] Relaxing integrality...
+[      0.01] Disabling presolve...
+[      0.01] Optimizing...
+[      0.01]     opt = 12841.689392
+[      0.01] Reading tableau rows...
+[      0.02] Adding MIR cuts...
+[      0.02]     opt = 12842.187360
+[      0.02]     opt = 12842.443181
+[      0.02]     opt = 12842.482115
+[      0.02]     opt = 12844.567430
+[      0.02] Optimizing...
+[      0.02]     opt = 12844.567430
+[      0.02] Adding greedy intersection cuts (2 rows)...
+[      0.02]     Finding combinations...
+[      0.03]          159 combinations [0.05]
+[      0.05]     opt = 12844.598337
+[      0.08]     opt = 12844.598650
+[      0.35]     opt = 12845.474005
+[      0.71] Adding greedy intersection cuts (3 rows)...
+[      0.71]     Finding combinations...
+[      0.74]          452 combinations [0.05]
+[     37.11] Optimizing...
+[     37.11]     opt = 12845.474005
+[     37.11] Writing stats to file 3row-lift/misc06.pre.yaml...