Environment - simulationEnvironment: startTime=0 stopTime=250 tolerance=1e-08 numberOfIntervals=2500 stepSize=0.1 Regular simulation: ./OpenHydraulics_OpenHydraulics.Circuits.OpenCenterSectionalValveCircuit -abortSlowSimulation -alarm=480 -lv LOG_STATS LOG_SUCCESS | info | The initialization finished successfully without homotopy method. LOG_STDOUT | info | | | | | WARNING: CylinderChamber has reached end of travel. LOG_STDOUT | info | This could cause erratic behavior of the simulation. LOG_STDOUT | info | (time = 39.8106) LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/OpenHydraulics 1.0.0-master/Components/Cylinders/BaseClasses/CylinderCushion.mo:29:3-29:77:writable] | | | | The following assertion has been violated at time 39.810590 | | | | ((doubleActingCylinder.cushionHead.s_rel >= 0.0)) --> "Variable violating min constraint: 0.0 <= doubleActingCylinder.cushionHead.s_rel, has value: -7.61889e-13" LOG_ASSERT | info | [/home/hudson/saved_omc/libraries/.openmodelica/libraries/OpenHydraulics 1.0.0-master/Components/Cylinders/BaseClasses/CylinderCushion.mo:29:3-29:77:writable] | | | | The following assertion has been violated at time 39.810590 | | | | ((doubleActingCylinder1.cushionHead.s_rel >= 0.0)) --> "Variable violating min constraint: 0.0 <= doubleActingCylinder1.cushionHead.s_rel, has value: -1.00348e-12" LOG_STDOUT | info | | | | | WARNING: CylinderChamber has reached end of travel. LOG_STDOUT | info | This could cause erratic behavior of the simulation. LOG_STDOUT | info | (time = 39.8106) LOG_STDOUT | info | | | | | WARNING: CylinderChamber has reached end of travel. LOG_STDOUT | info | This could cause erratic behavior of the simulation. LOG_STDOUT | info | (time = 49.6426) LOG_STDOUT | info | | | | | WARNING: CylinderChamber has reached end of travel. LOG_STDOUT | info | This could cause erratic behavior of the simulation. LOG_STDOUT | info | (time = 49.6426) LOG_STDOUT | info | | | | | WARNING: CylinderChamber has reached end of travel. LOG_STDOUT | info | This could cause erratic behavior of the simulation. LOG_STDOUT | info | (time = 59.6423) LOG_STDOUT | info | | | | | WARNING: CylinderChamber has reached end of travel. LOG_STDOUT | info | This could cause erratic behavior of the simulation. LOG_STDOUT | info | (time = 59.6423) DASKR-- AT T (=R1) AND STEPSIZE H (=R2) THE In above, R1 = 5.9681563858588E+01 R2 = 1.4427748860675E-09 DASKR-- NONLINEAR SOLVER FAILED TO CONVERGE DASKR-- REPEATEDLY OR WITH ABS(H)=HMIN LOG_STDOUT | warning | The corrector could not converge. LOG_STDOUT | warning | can't continue. time = 59.681564 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 59.6816 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0419858s reading init.xml | | | | | | 0.00337728s reading info.xml | | | | | | 0.000387326s [ 0.0%] pre-initialization | | | | | | 0.000528622s [ 0.0%] initialization | | | | | | 0.00183911s [ 0.2%] steps | | | | | | 0.120707s [ 11.0%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.240673s [ 21.9%] event-handling | | | | | | 0.00257074s [ 0.2%] overhead | | | | | | 0.732951s [ 66.7%] simulation | | | | | | 1.09966s [100.0%] total | | | | | events | | | | | | 24 state events | | | | | | 0 time events | | | | | solver: dassl | | | | | | 36055 steps taken | | | | | | 62809 calls of functionODE | | | | | | 7300 evaluations of jacobian | | | | | | 3119 error test failures | | | | | | 62 convergence test failures | | | | | | 0.435334s time of jacobian evaluation