Regular simulation: ./Buildings_7.0.0_Buildings.Controls.OBC.Utilities.Validation.OptimalStartCoolingNegativeStartTime -abortSlowSimulation -alarm=480 -s cvode -lv LOG_STATS
LOG_SUCCESS       | info    | The initialization finished successfully without homotopy method.

[CVODES ERROR]  CVode
  At t = -659944, mxstep steps taken before reaching tout.

stdout            | info    | ##CVODE## -1 error occurred at time = -659943.683652169
stdout            | info    | model terminate | Integrator failed. | Simulation terminated at time -659944
LOG_STATS         | info    | ### STATISTICS ###
|                 | |       | | timer
|                 | |       | | |   0.00792475s          reading init.xml
|                 | |       | | |  0.000813809s          reading info.xml
|                 | |       | | |   0.00015461s [  1.8%] pre-initialization
|                 | |       | | |  0.000105167s [  1.2%] initialization
|                 | |       | | |    0.0082495s [ 95.9%] steps
|                 | |       | | |   0.00301053s [ 35.0%] solver (excl. callbacks)
|                 | |       | | |            0s [  0.0%] creating output-file
|                 | |       | | |    2.165e-06s [  0.0%] event-handling
|                 | |       | | |    8.957e-06s [  0.1%] overhead
|                 | |       | | |  -0.00292717s [-34.0%] simulation
|                 | |       | | |   0.00860376s [100.0%] total
|                 | |       | | events
|                 | |       | | |     0 state events
|                 | |       | | |     0 time events
|                 | |       | | solver: cvode
|                 | |       | | |  1000 steps taken
|                 | |       | | |  4023 calls of functionODE
|                 | |       | | |  1002 evaluations of jacobian
|                 | |       | | |   501 error test failures
|                 | |       | | |     1 convergence test failures
|                 | |       | | | 0s time of jacobian evaluation