Environment - simulationEnvironment:
startTime=1.6848e+07
stopTime=1.728e+07
tolerance=1e-07
numberOfIntervals=2500
stepSize=172.8
Regular simulation: ./Buildings_12_Buildings.ThermalZones.EnergyPlus_24_2_0.Examples.SmallOffice.IdealHeatingCoolingSummer  -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}
Warming up {11}
Starting Simulation at 07/15/2006 for SPAWN-RUNPERIOD
LOG_SUCCESS       | info    | The initialization finished successfully with 3 homotopy steps.
LOG_STDOUT        | info    | ##IDA## -6 error occurred at time = 16848507.7709339
LOG_STDOUT        | info    | model terminate | Integrator failed. | Simulation terminated at time 1.68485e+07
LOG_STATS         | info    | ### STATISTICS ###
|                 | |       | | timer
|                 | |       | | |    0.0602065s          reading init.xml
|                 | |       | | |   0.00419992s          reading info.xml
|                 | |       | | |   0.00161243s [  0.0%] pre-initialization
|                 | |       | | |      8.16328s [ 99.4%] initialization
|                 | |       | | |    0.0212473s [  0.3%] steps
|                 | |       | | |      8.17433s [ 99.5%] solver (excl. callbacks)
|                 | |       | | |  0.000827882s [  0.0%] creating output-file
|                 | |       | | |    5.431e-06s [  0.0%] event-handling
|                 | |       | | |   6.6104e-05s [  0.0%] overhead
|                 | |       | | |     -8.14696s [-99.2%] simulation
|                 | |       | | |      8.21441s [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
|                 | |       | | | 0.0326599s time of jacobian evaluation
Writing final SQL reports
EnergyPlus Run Time=00hr 00min  1.41sec
EnergyPlus Completed Successfully.