Environment - simulationEnvironment: startTime=0 stopTime=86400 tolerance=1e-06 numberOfIntervals=2500 stepSize=34.56 Regular simulation: ./Buildings_latest_Buildings.DHC.Plants.Steam.Examples.SingleBoiler -abortSlowSimulation -alarm=800 -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 = 6.2707344830388E+04 R2 = 4.7103396209952E-07 DASKR-- NONLINEAR SYSTEM SOLVER COULD NOT CONVERGE DASKR-- BECAUSE IRES WAS EQUAL TO MINUS ONE ERROR : solver: SimManager: Simulation stopped with errors before t = 86400.000000 ERROR : solver: SimManager: DASSL: solve failed with idid = -10 INFO : solver: SimManager: Simulation stop time: 86400.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 373281 INFO : solver: DASSL: residual evaluations nre = 771339 INFO : solver: DASSL: jacobian evaluations nje = 556775 INFO : solver: DASSL: root evaluations nrt = 373282 INFO : solver: DASSL: error test failures netf = 177 INFO : solver: DASSL: nonlinear convergence failures ncfn = 185481 INFO : solver: DASSL: nonlinear iterations nni = 771246 INFO : solver: DASSL: last evaluation time t = 62707.344830 INFO : solver: DASSL: last step size h = 0.639194 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 = 2974 INFO : solver: DASSL: residual evaluations nre = 3828 INFO : solver: DASSL: jacobian evaluations nje = 217 INFO : solver: DASSL: root evaluations nrt = 2975 INFO : solver: DASSL: error test failures netf = 58 INFO : solver: DASSL: nonlinear convergence failures ncfn = 8 INFO : solver: DASSL: nonlinear iterations nni = 3827 INFO : solver: DASSL: last evaluation time t = 86426.510973 INFO : solver: DASSL: last step size h = 34.560000 INFO : solver: DASSL: last used order k = 2