Environment - simulationEnvironment: startTime=0 stopTime=180 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.072 Regular simulation: ./Buildings_9_Buildings.ThermalZones.Detailed.Examples.FFD.Tutorial.MixedConvection -abortSlowSimulation -alarm=480 -emit_protected -lv LOG_STATS LOG_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. LOG_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. Start Fast Fluid Dynamics Simulation with Thread Start Fast Fluid Dynamics Simulation with Thread Start Fast Fluid Dynamics Simulation with Thread LOG_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. LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. free(): unaligned chunk detected in tcache 2