Environment - simulationEnvironment: startTime=0 stopTime=504800 tolerance=1e-06 numberOfIntervals=140 stepSize=3605.71 Regular simulation: ./Buildings_maint.7.0.x_Buildings.Air.Systems.SingleZone.VAV.Examples.ChillerDXHeatingEconomizer -abortSlowSimulation -alarm=480 -lv LOG_STATS stdout | info | Using sparse solver for linear system 10, | | | | because density of 0.160 remains under threshold of 0.200. stdout | info | Using sparse solver for linear system 22, | | | | because density of 0.160 remains under threshold of 0.200. stdout | info | The maximum density for using sparse solvers can be specified | | | | using the runtime flag '<-lssMaxDensity=value>'. LOG_SUCCESS | info | The initialization finished successfully with 3 homotopy steps. assert | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/Fluid/Interfaces/PartialFourPortInterface.mo:22:3-23:84:writable] | | | | The following assertion has been violated at time 316764.682725 | | | | ((hvac.cooCoi.m1_flow >= 0.0 and hvac.cooCoi.m1_flow <= 100000.0)) --> "Variable violating min/max constraint: 0.0 <= hvac.cooCoi.m1_flow <= 100000.0, has value: -4.97968e-30" LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.138682s reading init.xml | | | | | | 0.0127325s reading info.xml | | | | | | 0.000760307s [ 0.0%] pre-initialization | | | | | | 0.0590349s [ 3.6%] initialization | | | | | | 0.0066774s [ 0.4%] steps | | | | | | 0.0913818s [ 5.6%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.377366s [ 23.2%] event-handling | | | | | | 0.00576096s [ 0.4%] overhead | | | | | | 1.08893s [ 66.8%] simulation | | | | | | 1.62991s [100.0%] total | | | | | events | | | | | | 108 state events | | | | | | 0 time events | | | | | solver: dassl | | | | | | 11405 steps taken | | | | | | 17572 calls of functionODE | | | | | | 2614 evaluations of jacobian | | | | | | 1027 error test failures | | | | | | 3 convergence test failures | | | | | | 0.686219s time of jacobian evaluation LOG_SUCCESS | info | The simulation finished successfully.