Environment - simulationEnvironment: startTime=0 stopTime=10 tolerance=1e-06 numberOfIntervals=2500 stepSize=0.004 Regular simulation: ./OpenHydraulics_OpenHydraulics.DevelopmentTests.DoubleActingCylinderTestSimple1 -abortSlowSimulation -alarm=480 -lv LOG_STATS LOG_SUCCESS | info | The initialization finished successfully without homotopy method. DASKR-- AT T (=R1) AND STEPSIZE H (=R2) THE In above, R1 = 1.1907255417518E-03 R2 = 6.9461070369885E-11 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 = 0.001191 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 0.001191 | | | | ((doubleActingCylinder.cushionHead.s_rel >= 0.0)) --> "Variable violating min constraint: 0.0 <= doubleActingCylinder.cushionHead.s_rel, has value: -8.77887e-12" LOG_STDOUT | info | model terminate | Integrator failed. | Simulation terminated at time 0.00119073 LOG_STATS | info | ### STATISTICS ### | | | | | timer | | | | | | 0.0107709s reading init.xml | | | | | | 0.000950673s reading info.xml | | | | | | 0.000106339s [ 8.3%] pre-initialization | | | | | | 0.000192832s [ 15.1%] initialization | | | | | | 0.000836859s [ 65.5%] steps | | | | | | 0.000138313s [ 10.8%] solver (excl. callbacks) | | | | | | 0s [ 0.0%] creating output-file | | | | | | 9.028e-05s [ 7.1%] event-handling | | | | | | 7.064e-06s [ 0.6%] overhead | | | | | | -9.3891e-05s [ -7.3%] simulation | | | | | | 0.0012778s [100.0%] total | | | | | events | | | | | | 0 state events | | | | | | 0 time events | | | | | solver: dassl | | | | | | 36 steps taken | | | | | | 73 calls of functionODE | | | | | | 25 evaluations of jacobian | | | | | | 0 error test failures | | | | | | 10 convergence test failures | | | | | | 0.000413408s time of jacobian evaluation