Environment - simulationEnvironment: startTime=0 stopTime=1.8e+12 tolerance=1e-06 numberOfIntervals=2500 stepSize=7.2e+08 Regular simulation: ./IDEAS_dev_IDEAS.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.ThermalResponseFactors.Validation.GFunction_SmallScaleValidation -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 INFO : solver: SimManager: Simulation stop time: 1800000000000.000000 INFO : solver: Simulation info from solver: INFO : solver: DASSL: steps taken nst = 2644 INFO : solver: DASSL: residual evaluations nre = 2644 INFO : solver: DASSL: jacobian evaluations nje = 153 INFO : solver: DASSL: root evaluations nrt = 3439 INFO : solver: DASSL: error test failures netf = 0 INFO : solver: DASSL: nonlinear convergence failures ncfn = 0 INFO : solver: DASSL: nonlinear iterations nni = 2644 INFO : solver: DASSL: last evaluation time t = 1800034394088.472900 INFO : solver: DASSL: last step size h = 720000000.000000 INFO : solver: DASSL: last used order k = 1