startTime=0 stopTime=186360 tolerance=1e-06 numberOfIntervals=2500 stepSize=74.544 Regular simulation: ./Buildings_maint.7.0.x_Buildings.Fluid.Geothermal.Borefields.Validation.Sandbox -abortSlowSimulation -alarm=480 -lv LOG_STATS WARNING: other : Warning: unrecognized command line options -abortSlowSimulation INFO : solver: SimManager: Start initialization ... loading "data" from "/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/Resources/Data/Fluid/Geothermal/Borefields/HeatTransfer/Validation/Beier_Smith_Spitler_2011_SandBox.txt" ... loading "TStep" from "tmp/temperatureResponseMatrix/c1fe13a728d6910ff16df49b8f1fdbb8db1c17d1TStep.mat" INFO : solver: SimManager: Start simulation at t = 0.000000 DASKR-- AT T (=R1) AND STEPSIZE H (=R2) THE In above, R1 = 2.5800000000000E+03 R2 = 7.4714853362817E-06 DASKR-- NONLINEAR SOLVER FAILED TO CONVERGE DASKR-- REPEATEDLY OR WITH ABS(H)=HMIN ERROR : solver: SimManager: Simulation stopped with errors before t = 186360.000000 ERROR : solver: SimManager: DASSL: solve failed with idid = -7 INFO : solver: SimManager: Simulation stop time: 186360.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 1007 INFO : solver: DASSL: residual evaluations nre = 1670 INFO : solver: DASSL: jacobian evaluations nje = 432 INFO : solver: DASSL: root evaluations nrt = 1051 INFO : solver: DASSL: error test failures netf = 126 INFO : solver: DASSL: nonlinear convergence failures ncfn = 10 INFO : solver: DASSL: nonlinear iterations nni = 1670 INFO : solver: DASSL: last evaluation time t = 2580.000000 INFO : solver: DASSL: last step size h = 0.000000 INFO : solver: DASSL: last used order k = 0 ERROR : solver: SimController: Simulation failed using nonlinear solver newton ERROR : solver: SimController: Recovering with nonlinear solver kinsol INFO : solver: SimManager: Start initialization ... loading "data" from "/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/Resources/Data/Fluid/Geothermal/Borefields/HeatTransfer/Validation/Beier_Smith_Spitler_2011_SandBox.txt" ... loading "TStep" from "tmp/temperatureResponseMatrix/c1fe13a728d6910ff16df49b8f1fdbb8db1c17d1TStep.mat" INFO : solver: SimManager: Start simulation at t = 0.000000 DASKR-- AT T (=R1) AND STEPSIZE H (=R2) THE In above, R1 = 2.5800000000000E+03 R2 = 7.4714853362817E-06 DASKR-- NONLINEAR SOLVER FAILED TO CONVERGE DASKR-- REPEATEDLY OR WITH ABS(H)=HMIN ERROR : solver: SimManager: Simulation stopped with errors before t = 186360.000000 ERROR : solver: SimManager: DASSL: solve failed with idid = -7 INFO : solver: SimManager: Simulation stop time: 186360.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 1007 INFO : solver: DASSL: residual evaluations nre = 1670 INFO : solver: DASSL: jacobian evaluations nje = 432 INFO : solver: DASSL: root evaluations nrt = 1051 INFO : solver: DASSL: error test failures netf = 126 INFO : solver: DASSL: nonlinear convergence failures ncfn = 10 INFO : solver: DASSL: nonlinear iterations nni = 1670 INFO : solver: DASSL: last evaluation time t = 2580.000000 INFO : solver: DASSL: last step size h = 0.000000 INFO : solver: DASSL: last used order k = 0 ERROR : solver: SimController: Simulation failed using nonlinear solver kinsol