instances/map20.pre.mps.gz [      0.00] Reading input file: instances/map20.pre.mps.gz...
              instances/map20.pre.mps.gz [      0.10] Fetched 27622 rows, 40843 cols.
              instances/map20.pre.mps.gz [      0.10] Solving first relaxation...
              instances/map20.pre.mps.gz [     59.16] 	 -998.836419 [optimal]					   
              instances/map20.pre.mps.gz [     59.16] Reading basis...
              instances/map20.pre.mps.gz [     73.56] Generating MIR cuts...
              instances/map20.pre.mps.gz [     73.56] Finding interesting rows...
              instances/map20.pre.mps.gz [    270.97] 	 40 rows found
              instances/map20.pre.mps.gz [    270.97] Starting timer 1...
              instances/map20.pre.mps.gz [    271.59] Ending timer 1: 0.62s
              instances/map20.pre.mps.gz [    271.59] Added 40 violated cuts...
              instances/map20.pre.mps.gz [    273.88] 	 -997.878586 [optimal]					   
              instances/map20.pre.mps.gz [    273.88] Generating wedge cuts...
              instances/map20.pre.mps.gz [    273.88] Starting timer 2...
              instances/map20.pre.mps.gz [    304.92] Ending timer 2: 31.05s
              instances/map20.pre.mps.gz [    304.92] Added 0 violated cuts...
              instances/map20.pre.mps.gz [    304.99] 	 -997.878586 [optimal]					   
              instances/map20.pre.mps.gz [    304.99] Writting stats: out/map20.pre.yaml...
              instances/map20.pre.mps.gz [    305.00] Done.