Environment - simulationEnvironment: startTime=0 stopTime=86400 tolerance=1e-06 numberOfIntervals=2500 stepSize=34.56 Regular simulation: ./Buildings_latest_Buildings.Experimental.DHC.Plants.Steam.Examples.SingleBoiler -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 WARNING: solver: DASSL: failed evaluation of roots at t = 66969.674307: Nonlinear solver 832 stopped at time 66973.9 with error in algloop solver: error solving nonlinear system (iteration limit: 50) ERROR : solver: DASSL: failed step at t = 66973.869668: Nonlinear solver 832 stopped at time 66973.9 with error in algloop solver: error solving nonlinear system (iteration limit: 50) ERROR : solver: SimManager: Simulation stopped with errors before t = 86400.000000 ERROR : solver: SimManager: DASSL: solve failed with idid = 5 INFO : solver: SimManager: Simulation stop time: 86400.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 69512 INFO : solver: DASSL: residual evaluations nre = 144780 INFO : solver: DASSL: jacobian evaluations nje = 100970 INFO : solver: DASSL: root evaluations nrt = 69513 INFO : solver: DASSL: error test failures netf = 47 INFO : solver: DASSL: nonlinear convergence failures ncfn = 33590 INFO : solver: DASSL: nonlinear iterations nni = 144555 INFO : solver: DASSL: last evaluation time t = 66973.869668 INFO : solver: DASSL: last step size h = 4.195362 INFO : solver: DASSL: last used order k = 1 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: 86400.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 5431 INFO : solver: DASSL: residual evaluations nre = 5997 INFO : solver: DASSL: jacobian evaluations nje = 162 INFO : solver: DASSL: root evaluations nrt = 5432 INFO : solver: DASSL: error test failures netf = 36 INFO : solver: DASSL: nonlinear convergence failures ncfn = 0 INFO : solver: DASSL: nonlinear iterations nni = 5997 INFO : solver: DASSL: last evaluation time t = 86406.192682 INFO : solver: DASSL: last step size h = 17.280000 INFO : solver: DASSL: last used order k = 3