Environment - simulationEnvironment: startTime=0 stopTime=3600 tolerance=1e-06 numberOfIntervals=2500 stepSize=1.44 Regular simulation: ./Buildings_latest_Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.NaturalConvection -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS stdout | warning | The default linear solver fails, the fallback solver with total pivoting is started at time 0.000000. That might raise performance issues, for more information use -lv LOG_LS. stdout | warning | The default linear solver fails, the fallback solver with total pivoting is started at time 0.000000. That might raise performance issues, for more information use -lv LOG_LS. GC Warning: Failed to expand heap by -4096 bytes GC Warning: Out of Memory! Heap size: 0 MiB. Returning NULL! src->dim_size[0] != dst->dim_size[0], 0 != -1 assert | debug | Failed to copy array. Dimension sizes are not equal and destination array is not flexible. assert | error | Failed to solve the initialization problem with global homotopy with equidistant step size. assert | debug | Unable to solve initialization problem. assert | info | simulation terminated by an assertion at initialization