python3 -m fmpy simulate --output-file IDEAS_dev_IDEAS.Fluid.Geothermal.Borefields.BaseClasses.HeatTransfer.Validation.Analytic_20Years_res.csv --start-time 0 --stop-time 6.3072e+08 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 252288 IDEAS_dev_IDEAS_Fluid_Geothermal_Borefields_BaseClasses_HeatTransfer_Validation_Analytic_20Years.fmu LOG_STDOUT | info | ... loading "tab1" from "/tmp/tmpgjl7es83/resources/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/Resources/Data/Fluid/Geothermal/Borefields/HeatTransfer/Validation/Analytic_20Years.txt" LOG_STDOUT | info | ... loading "tab1" from "/tmp/tmpgjl7es83/resources/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS master/Resources/Data/Fluid/Geothermal/Borefields/HeatTransfer/Validation/Analytic_20Years.txt" LOG_STDOUT | info | ... loading "TStep" from "tmp/temperatureResponseMatrix/097134c2f7a8e10615d7ebff873a0a9d606dce5cTStep.mat" [ERROR][rank 0][/home/runner/work/FMPy/FMPy/native/sundials-7.5.0/src/cvode/cvode.c:3743][cvHandleFailure] At t = 37512103.3644642 and h = 0.971839380618236, the corrector convergence test failed repeatedly or with |h| = hmin. Traceback (most recent call last): File "", line 198, in _run_module_as_main File "", line 88, in _run_code File "/home/hudson/saved_omc/libraries/.local/lib/python3.12/site-packages/fmpy/__main__.py", line 4, in main() File "/home/hudson/saved_omc/libraries/.local/lib/python3.12/site-packages/fmpy/cli.py", line 186, in main result = simulate_fmu(args.fmu_filename, ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/hudson/saved_omc/libraries/.local/lib/python3.12/site-packages/fmpy/simulation.py", line 788, in simulate_fmu result = simulateME(model_description, fmu, start_time, stop_time, solver, step_size, relative_tolerance, start_values, apply_default_start_values, input, output, output_interval, record_events, timeout, step_finished, validate, set_stop_time) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/hudson/saved_omc/libraries/.local/lib/python3.12/site-packages/fmpy/simulation.py", line 1101, in simulateME state_event, roots_found, time = solver.step(time, next_communication_point) ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ File "/home/hudson/saved_omc/libraries/.local/lib/python3.12/site-packages/fmpy/sundials/__init__.py", line 185, in step raise RuntimeError("CVode error (code %s) in module %s, function %s: %s" % self.error_info) RuntimeError: CVode error (code -4) in module cvHandleFailure, function /home/runner/work/FMPy/FMPy/native/sundials-7.5.0/src/cvode/cvode.c: At t = 37512103.3644642 and h = 0.971839380618236, the corrector convergence test failed repeatedly or with |h| = hmin.