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: -1.00789e-12" 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: -2.27454e-14" 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) DASKR-- AT T (=R1) AND STEPSIZE H (=R2) THE In above, R1 = 4.9687260727306E+01 R2 = 4.6886414098621E-10 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 = 49.687261 LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 49.6873 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0460728s reading init.xml | | | | | | 0.00322845s reading info.xml | | | | | | 0.000369052s [ 0.1%] pre-initialization | | | | | | 0.000515908s [ 0.1%] initialization | | | | | | 0.00213929s [ 0.3%] steps | | | | | | 0.0694647s [ 11.2%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 0.156415s [ 25.1%] event-handling | | | | | | 0.00180149s [ 0.3%] overhead | | | | | | 0.392017s [ 63.0%] simulation | | | | | | 0.622723s [100.0%] total | | | | | events | | | | | | 16 state events | | | | | | 0 time events | | | | | solver: dassl | | | | | | 24670 steps taken | | | | | | 41621 calls of functionODE | | | | | | 3323 evaluations of jacobian | | | | | | 1295 error test failures | | | | | | 41 convergence test failures | | | | | | 0.195511s time of jacobian evaluation