Environment - simulationEnvironment:
startTime=7.344e+06
stopTime=7.776e+06
tolerance=1e-07
numberOfIntervals=2500
stepSize=172.8
Regular simulation: ./Buildings_12_Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.IdealHeatingCoolingSpring  -abortSlowSimulation -alarm=400  -emit_protected -lv LOG_STATS
LOG_STDOUT        | warning | Internal Numerical Jacobians without coloring are currently not supported by IDA with KLU. Colored numerical Jacobian will be used.
EnergyPlus Starting
EnergyPlus, Version 24.2.0-9f1b36b00b, YMD=2025.12.02 23:59
Adjusting Air System Sizing
Adjusting Standard 62.1 Ventilation Sizing
Initializing Simulation
Reporting Surfaces
Beginning Primary Simulation
Initializing New Environment Parameters
Warming up {1}
Warming up {2}
Warming up {3}
Warming up {4}
Warming up {5}
Warming up {6}
Warming up {7}
Warming up {8}
Warming up {9}
Warming up {10}
Starting Simulation at 03/27/2006 for SPAWN-RUNPERIOD
LOG_SUCCESS       | info    | The initialization finished successfully with 3 homotopy steps.
LOG_STDOUT        | info    | ##IDA## -6 error occurred at time = 7344552.69479794
LOG_STDOUT        | info    | model terminate | Integrator failed. | Simulation terminated at time 7.34455e+06
LOG_STATS         | info    | ### STATISTICS ###
|                 | |       | | timer
|                 | |       | | |    0.0604389s          reading init.xml
|                 | |       | | |    0.0043336s          reading info.xml
|                 | |       | | |   0.00163477s [  0.0%] pre-initialization
|                 | |       | | |      8.85732s [ 99.7%] initialization
|                 | |       | | |   0.00233317s [  0.0%] steps
|                 | |       | | |      8.86495s [ 99.7%] solver (excl. callbacks)
|                 | |       | | |  0.000904146s [  0.0%] creating output-file
|                 | |       | | |    4.889e-06s [  0.0%] event-handling
|                 | |       | | |    6.849e-05s [  0.0%] overhead
|                 | |       | | |     -8.83961s [-99.5%] simulation
|                 | |       | | |      8.88761s [100.0%] total
|                 | |       | | events
|                 | |       | | |     0 state events
|                 | |       | | |     0 time events
|                 | |       | | solver: ida
|                 | |       | | |    23 steps taken
|                 | |       | | |    35 calls of functionODE
|                 | |       | | |    16 evaluations of jacobian
|                 | |       | | |     1 error test failures
|                 | |       | | |     1 convergence test failures
|                 | |       | | | 0.0202036s time of jacobian evaluation
Writing final SQL reports
EnergyPlus Run Time=00hr 00min  2.04sec
EnergyPlus Completed Successfully.