Environment - simulationEnvironment: startTime=0 stopTime=10 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.004 Regular simulation: ./OpenIPSL_OpenIPSL.Tests.Controls.PSSE.ES.ESAC2A -abortSlowSimulation -alarm=480 -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 WARNING: solver: DASSL: failed evaluation of roots at t = 8.301686: Model error: Argument of sqrt(gENROU.PSIppd ^ 2.0 + gENROU.PSIppq ^ 2.0) should be >= 0 ERROR : solver: SimManager: Simulation stopped with errors before t = 10.000000 ERROR : solver: SimManager: DASSL: solve failed with idid = 5 INFO : solver: SimManager: Simulation stop time: 10.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 4916 INFO : solver: DASSL: residual evaluations nre = 7758 INFO : solver: DASSL: jacobian evaluations nje = 1796 INFO : solver: DASSL: root evaluations nrt = 6812 INFO : solver: DASSL: error test failures netf = 574 INFO : solver: DASSL: nonlinear convergence failures ncfn = 74 INFO : solver: DASSL: nonlinear iterations nni = 7758 INFO : solver: DASSL: last evaluation time t = 8.304073 INFO : solver: DASSL: last step size h = 0.002387 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: 10.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 5975 INFO : solver: DASSL: residual evaluations nre = 8997 INFO : solver: DASSL: jacobian evaluations nje = 2126 INFO : solver: DASSL: root evaluations nrt = 8124 INFO : solver: DASSL: error test failures netf = 770 INFO : solver: DASSL: nonlinear convergence failures ncfn = 0 INFO : solver: DASSL: nonlinear iterations nni = 8997 INFO : solver: DASSL: last evaluation time t = 10.000657 INFO : solver: DASSL: last step size h = 0.002333 INFO : solver: DASSL: last used order k = 5