startTime=0 stopTime=172800 tolerance=1e-08 numberOfIntervals=2500 stepSize=69.12 Regular simulation: ./Buildings_maint.7.0.x_Buildings.Examples.VAVCO2.VAVSystemCTControl -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 DASKR-- AT T (=R1) AND STEPSIZE H (=R2) THE In above, R1 = 3.3879910921894E+04 R2 = 9.0509441828012E-11 DASKR-- NONLINEAR SYSTEM SOLVER COULD NOT CONVERGE DASKR-- BECAUSE IRES WAS EQUAL TO MINUS ONE ERROR : solver: SimManager: Simulation stopped with errors before t = 172800.000000 ERROR : solver: SimManager: DASSL: solve failed with idid = -10 INFO : solver: SimManager: Simulation stop time: 172800.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 34754 INFO : solver: DASSL: residual evaluations nre = 69461 INFO : solver: DASSL: jacobian evaluations nje = 49960 INFO : solver: DASSL: root evaluations nrt = 34760 INFO : solver: DASSL: error test failures netf = 44 INFO : solver: DASSL: nonlinear convergence failures ncfn = 16608 INFO : solver: DASSL: nonlinear iterations nni = 69385 INFO : solver: DASSL: last evaluation time t = 33879.910922 INFO : solver: DASSL: last step size h = 0.000012 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: 172800.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 8361 INFO : solver: DASSL: residual evaluations nre = 10666 INFO : solver: DASSL: jacobian evaluations nje = 912 INFO : solver: DASSL: root evaluations nrt = 8372 INFO : solver: DASSL: error test failures netf = 318 INFO : solver: DASSL: nonlinear convergence failures ncfn = 36 INFO : solver: DASSL: nonlinear iterations nni = 10664 INFO : solver: DASSL: last evaluation time t = 172807.091029 INFO : solver: DASSL: last step size h = 34.560000 INFO : solver: DASSL: last used order k = 1