Environment - simulationEnvironment: startTime=0 stopTime=25000 tolerance=1e-06 numberOfIntervals=5000 stepSize=5 Regular simulation: ./Modelica_4.1.0-beta.om_Modelica.Fluid.Examples.Tanks.TanksWithOverflow -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS WARNING: other : Warning: unrecognized command line options -abortSlowSimulation INFO : solver: SimManager: Start initialization INFO : solver: SimManager: Start simulation at t = 0.000000 DASKR-- AT T (=R1) AND STEPSIZE H (=R2) THE In above, R1 = 1.8486457894154E+04 R2 = 5.2386894822121E-10 DASKR-- NONLINEAR SYSTEM SOLVER COULD NOT CONVERGE DASKR-- BECAUSE IRES WAS EQUAL TO MINUS ONE ERROR : solver: SimManager: Simulation stopped with errors before t = 25000.000000 ERROR : solver: SimManager: DASSL: solve failed with idid = -10 INFO : solver: SimManager: Simulation stop time: 25000.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 3855 INFO : solver: DASSL: residual evaluations nre = 4010 INFO : solver: DASSL: jacobian evaluations nje = 193 INFO : solver: DASSL: root evaluations nrt = 3874 INFO : solver: DASSL: error test failures netf = 23 INFO : solver: DASSL: nonlinear convergence failures ncfn = 33 INFO : solver: DASSL: nonlinear iterations nni = 3999 INFO : solver: DASSL: last evaluation time t = 18486.457894 INFO : solver: DASSL: last step size h = 0.000549 INFO : solver: DASSL: last used order k = 5 ERROR : solver: SimController: Simulation failed using nonlinear solver newton ERROR : solver: SimController: Recovering with nonlinear solver kinsol INFO : solver: SimManager: Start initialization INFO : solver: SimManager: Start simulation at t = 0.000000 INFO : solver: SimManager: Simulation stop time: 25000.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 5169 INFO : solver: DASSL: residual evaluations nre = 5316 INFO : solver: DASSL: jacobian evaluations nje = 215 INFO : solver: DASSL: root evaluations nrt = 5304 INFO : solver: DASSL: error test failures netf = 40 INFO : solver: DASSL: nonlinear convergence failures ncfn = 0 INFO : solver: DASSL: nonlinear iterations nni = 5316 INFO : solver: DASSL: last evaluation time t = 25002.160937 INFO : solver: DASSL: last step size h = 5.000000 INFO : solver: DASSL: last used order k = 4