Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Modelica_4.0.0_Modelica.Clocked.Examples.Systems.ControlledMixingUnit.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001319/0.001319, allocations: 108.6 kB / 21.22 MB, free: 0.75 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001385/0.001385, allocations: 192.8 kB / 24.5 MB, free: 4.008 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.439/1.439, allocations: 225.6 MB / 253.3 MB, free: 13.05 MB / 206.1 MB " [Timeout remaining time 178] Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: "" <> buildModelFMU(Modelica.Clocked.Examples.Systems.ControlledMixingUnit,fileNamePrefix="Modelica_4_0_0_Modelica_Clocked_Examples_Systems_ControlledMixingUnit",fmuType="cs",version="2.0",platforms={"static"}) "" <> buildModelFMU(Modelica.Clocked.Examples.Systems.ControlledMixingUnit,fileNamePrefix="Modelica_4_0_0_Modelica_Clocked_Examples_Systems_ControlledMixingUnit",fmuType="cs",version="2.0",platforms={"static"}) [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 0.001526/0.001526, allocations: 39.94 kB / 371.2 MB, free: 9.855 MB / 302.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3425/0.344, allocations: 52.18 MB / 423.4 MB, free: 14.59 MB / 334.1 MB Notification: Performance of NFInst.instantiate(Modelica.Clocked.Examples.Systems.ControlledMixingUnit): time 0.00429/0.3483, allocations: 2.252 MB / 425.7 MB, free: 12.32 MB / 334.1 MB Notification: Performance of NFInst.instExpressions: time 0.001291/0.3496, allocations: 0.6043 MB / 426.3 MB, free: 11.72 MB / 334.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001391/0.3497, allocations: 0 / 426.3 MB, free: 11.72 MB / 334.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0001391/0.3499, allocations: 31.61 kB / 426.3 MB, free: 11.69 MB / 334.1 MB Notification: Performance of NFTyping.typeBindings: time 0.0002726/0.3501, allocations: 75.41 kB / 426.4 MB, free: 11.61 MB / 334.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.0002746/0.3504, allocations: 71.84 kB / 426.4 MB, free: 11.54 MB / 334.1 MB Notification: Performance of NFFlatten.flatten: time 0.0003606/0.3508, allocations: 279 kB / 426.7 MB, free: 11.27 MB / 334.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0001579/0.3509, allocations: 53.14 kB / 426.8 MB, free: 11.21 MB / 334.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0001651/0.3511, allocations: 127.4 kB / 426.9 MB, free: 11.09 MB / 334.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.000201/0.3513, allocations: 139.2 kB / 427 MB, free: 10.95 MB / 334.1 MB Notification: Performance of NFPackage.collectConstants: time 4.396e-05/0.3513, allocations: 24 kB / 427 MB, free: 10.93 MB / 334.1 MB Notification: Performance of NFFlatten.collectFunctions: time 3.551e-05/0.3514, allocations: 20 kB / 427.1 MB, free: 10.91 MB / 334.1 MB Notification: Performance of NFScalarize.scalarize: time 8.236e-05/0.3515, allocations: 59.7 kB / 427.1 MB, free: 10.85 MB / 334.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0001354/0.3516, allocations: 139 kB / 427.3 MB, free: 10.71 MB / 334.1 MB Notification: Performance of NFConvertDAE.convert: time 0.0003647/0.352, allocations: 263.5 kB / 427.5 MB, free: 10.46 MB / 334.1 MB Notification: Performance of FrontEnd - DAE generated: time 4.017e-06/0.352, allocations: 0 / 427.5 MB, free: 10.46 MB / 334.1 MB Notification: Performance of FrontEnd: time 1.362e-06/0.352, allocations: 0 / 427.5 MB, free: 10.46 MB / 334.1 MB Notification: Performance of Transformations before backend: time 6.703e-06/0.352, allocations: 0 / 427.5 MB, free: 10.46 MB / 334.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 34 * Number of variables: 34 Notification: Performance of Generate backend data structure: time 0.001367/0.3533, allocations: 0.5554 MB / 428.1 MB, free: 9.871 MB / 334.1 MB Notification: Performance of prepare preOptimizeDAE: time 6.019e-05/0.3534, allocations: 8.031 kB / 428.1 MB, free: 9.863 MB / 334.1 MB Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 2.427e-05/0.3534, allocations: 8.469 kB / 428.1 MB, free: 9.855 MB / 334.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 5.809e-05/0.3535, allocations: 46.73 kB / 428.1 MB, free: 9.801 MB / 334.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 6.737e-05/0.3535, allocations: 32.75 kB / 428.2 MB, free: 9.77 MB / 334.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0004705/0.354, allocations: 270.4 kB / 428.4 MB, free: 9.484 MB / 334.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.753e-05/0.354, allocations: 8.281 kB / 428.4 MB, free: 9.477 MB / 334.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 4.448e-05/0.3541, allocations: 20 kB / 428.5 MB, free: 9.457 MB / 334.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0007086/0.3548, allocations: 363.1 kB / 428.8 MB, free: 9.086 MB / 334.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.117e-05/0.3548, allocations: 3.938 kB / 428.8 MB, free: 9.082 MB / 334.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 1.899e-05/0.3548, allocations: 8 kB / 428.8 MB, free: 9.074 MB / 334.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.03e-05/0.3548, allocations: 4 kB / 428.8 MB, free: 9.07 MB / 334.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0002394/0.3551, allocations: 95.88 kB / 428.9 MB, free: 8.977 MB / 334.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0008078/0.3559, allocations: 0.4966 MB / 429.4 MB, free: 8.43 MB / 334.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0007511/0.3566, allocations: 299.9 kB / 429.7 MB, free: 8.109 MB / 334.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0002399/0.3569, allocations: 126.6 kB / 429.8 MB, free: 7.977 MB / 334.1 MB Notification: Performance of preOpt evalFunc (simulation): time 3.894e-05/0.3569, allocations: 11.84 kB / 429.8 MB, free: 7.965 MB / 334.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.071e-05/0.3569, allocations: 46.48 kB / 429.9 MB, free: 7.91 MB / 334.1 MB Notification: Performance of pre-optimization done (n=29): time 1.804e-06/0.3569, allocations: 0 / 429.9 MB, free: 7.91 MB / 334.1 MB Notification: Performance of matching and sorting (n=40): time 0.002528/0.3595, allocations: 1.194 MB / 431.1 MB, free: 6.664 MB / 334.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.000129/0.3596, allocations: 134.8 kB / 431.2 MB, free: 6.508 MB / 334.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004125/0.36, allocations: 336.6 kB / 431.5 MB, free: 6.176 MB / 334.1 MB Notification: Performance of collectPreVariables (initialization): time 3.793e-05/0.3601, allocations: 33.7 kB / 431.6 MB, free: 6.137 MB / 334.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0001219/0.3602, allocations: 149.1 kB / 431.7 MB, free: 5.984 MB / 334.1 MB Notification: Performance of collectInitialBindings (initialization): time 5.653e-05/0.3602, allocations: 43.72 kB / 431.8 MB, free: 5.941 MB / 334.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 9.711e-05/0.3603, allocations: 70.14 kB / 431.8 MB, free: 5.867 MB / 334.1 MB Notification: Performance of setup shared object (initialization): time 0.0001937/0.3605, allocations: 350.7 kB / 432.2 MB, free: 5.516 MB / 334.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001403/0.3607, allocations: 68.83 kB / 432.2 MB, free: 5.449 MB / 334.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0003596/0.361, allocations: 318.7 kB / 432.6 MB, free: 5.012 MB / 334.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0005701/0.3616, allocations: 416.9 kB / 433 MB, free: 4.484 MB / 334.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.23e-06/0.3616, allocations: 4 kB / 433 MB, free: 4.48 MB / 334.1 MB Notification: Performance of matching and sorting (n=51) (initialization): time 0.0006992/0.3623, allocations: 421 kB / 433.4 MB, free: 4.062 MB / 334.1 MB Notification: Performance of prepare postOptimizeDAE: time 2.339e-05/0.3623, allocations: 8 kB / 433.4 MB, free: 4.055 MB / 334.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.532e-05/0.3623, allocations: 8 kB / 433.4 MB, free: 4.047 MB / 334.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 2.871e-05/0.3624, allocations: 12 kB / 433.4 MB, free: 4.035 MB / 334.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002691/0.3626, allocations: 88.5 kB / 433.5 MB, free: 3.949 MB / 334.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 3.108e-05/0.3627, allocations: 19.92 kB / 433.5 MB, free: 3.93 MB / 334.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002214/0.3629, allocations: 27.94 kB / 433.5 MB, free: 3.902 MB / 334.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.046e-05/0.3629, allocations: 24 kB / 433.6 MB, free: 3.879 MB / 334.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 39 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 6 (filter.x[1],invMixingUnit.T,invMixingUnit.c,$DER.filter.x[1],$DER.invMixingUnit.c,$DER.invMixingUnit.T) * Top-level inputs: 0 Notification: Strong component statistics for initialization (51): * Single equations (assignments): 51 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0002039/0.3631, allocations: 169.6 kB / 433.7 MB, free: 3.703 MB / 334.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0005311/0.3637, allocations: 294.3 kB / 434 MB, free: 3.41 MB / 334.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.000697/0.3643, allocations: 379.4 kB / 434.4 MB, free: 3.027 MB / 334.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.193e-06/0.3644, allocations: 8 kB / 434.4 MB, free: 3.02 MB / 334.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.334e-06/0.3644, allocations: 4 kB / 434.4 MB, free: 3.016 MB / 334.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.502e-06/0.3644, allocations: 0 / 434.4 MB, free: 3.016 MB / 334.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0004572/0.3648, allocations: 304.4 kB / 434.7 MB, free: 2.676 MB / 334.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.725e-06/0.3648, allocations: 0 / 434.7 MB, free: 2.676 MB / 334.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000592/0.3654, allocations: 123.8 kB / 434.8 MB, free: 2.555 MB / 334.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 1.621e-05/0.3654, allocations: 4 kB / 434.8 MB, free: 2.551 MB / 334.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.905e-05/0.3655, allocations: 15.92 kB / 434.8 MB, free: 2.535 MB / 334.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.575e-06/0.3655, allocations: 0 / 434.8 MB, free: 2.535 MB / 334.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.007e-06/0.3655, allocations: 4 kB / 434.8 MB, free: 2.531 MB / 334.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001102/0.3666, allocations: 0.7148 MB / 435.6 MB, free: 1.797 MB / 334.1 MB Notification: Performance of postOpt removeConstants (simulation): time 7.457e-05/0.3666, allocations: 43.72 kB / 435.6 MB, free: 1.754 MB / 334.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.991e-05/0.3667, allocations: 15.98 kB / 435.6 MB, free: 1.738 MB / 334.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002377/0.3669, allocations: 8 kB / 435.6 MB, free: 1.73 MB / 334.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 5.389e-05/0.367, allocations: 16.05 kB / 435.6 MB, free: 1.715 MB / 334.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.266e-05/0.367, allocations: 11.94 kB / 435.7 MB, free: 1.703 MB / 334.1 MB Notification: Performance of sorting global known variables: time 0.000294/0.3673, allocations: 243.1 kB / 435.9 MB, free: 1.469 MB / 334.1 MB Notification: Performance of sort global known variables: time 8e-08/0.3673, allocations: 0 / 435.9 MB, free: 1.469 MB / 334.1 MB Notification: Performance of remove unused functions: time 0.0004601/0.3678, allocations: 60 kB / 435.9 MB, free: 1.41 MB / 334.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 2 (mixingUnit.c,mixingUnit.T) * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 6 ($DER.invMixingUnit.T,$DER.invMixingUnit.c,$DER.filter.x[1],invMixingUnit.c,invMixingUnit.T,filter.x[1]) * Top-level inputs: 0 Notification: Strong component statistics for simulation (45): * Single equations (assignments): 45 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.00144/0.3692, allocations: 1.28 MB / 437.2 MB, free: 104 kB / 334.1 MB Notification: Performance of simCode: created initialization part: time 0.0005797/0.3698, allocations: 282.2 kB / 437.5 MB, free: 15.83 MB / 350.1 MB Notification: Performance of simCode: created event and clocks part: time 2.625e-06/0.3698, allocations: 0 / 437.5 MB, free: 15.83 MB / 350.1 MB Notification: Performance of simCode: created simulation system equations: time 7.464e-05/0.3699, allocations: 31.98 kB / 437.5 MB, free: 15.8 MB / 350.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0007622/0.3706, allocations: 203.1 kB / 437.7 MB, free: 15.6 MB / 350.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005004/0.3756, allocations: 3.835 MB / 441.6 MB, free: 11.45 MB / 350.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004779/0.3761, allocations: 0.8113 MB / 442.4 MB, free: 10.61 MB / 350.1 MB Notification: Performance of simCode: alias equations: time 0.0001095/0.3762, allocations: 35.27 kB / 442.4 MB, free: 10.57 MB / 350.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001964/0.3764, allocations: 115.4 kB / 442.5 MB, free: 10.46 MB / 350.1 MB Notification: Performance of SimCode: time 9.21e-07/0.3764, allocations: 0 / 442.5 MB, free: 10.46 MB / 350.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.03597/0.4124, allocations: 7.645 MB / 450.2 MB, free: 2.969 MB / 350.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 11.56/11.97, allocations: 7.922 kB / 450.2 MB, free: 2.961 MB / 350.1 MB " [Timeout remaining time 648] (rm -f Modelica_4.0.0_Modelica.Clocked.Examples.Systems.ControlledMixingUnit.pipe ; mkfifo Modelica_4.0.0_Modelica.Clocked.Examples.Systems.ControlledMixingUnit.pipe ; head -c 1048576 < Modelica_4.0.0_Modelica.Clocked.Examples.Systems.ControlledMixingUnit.pipe >> ../files/Modelica_4.0.0_Modelica.Clocked.Examples.Systems.ControlledMixingUnit.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Modelica_4.0.0_Modelica.Clocked.Examples.Systems.ControlledMixingUnit_res.mat --tempDir=temp_Modelica_4_0_0_Modelica_Clocked_Examples_Systems_ControlledMixingUnit_fmu --startTime=0 --stopTime=300 --stepSize=0.0545355 --timeout=50 --tolerance=1e-06 Modelica_4_0_0_Modelica_Clocked_Examples_Systems_ControlledMixingUnit.fmu > Modelica_4.0.0_Modelica.Clocked.Examples.Systems.ControlledMixingUnit.pipe 2>&1) [Timeout 52.5] diffSimulationResults("Modelica_4.0.0_Modelica.Clocked.Examples.Systems.ControlledMixingUnit_res.mat","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/Reference-modelica.org/ReferenceResults/MAP-LIB_ReferenceResults/v4.0.0/Modelica/Clocked/Examples/Systems/ControlledMixingUnit/ControlledMixingUnit.csv","/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelicaLibraryTesting/files/Modelica_4.0.0_Modelica.Clocked.Examples.Systems.ControlledMixingUnit.diff",relTol=0.003,relTolDiffMinMax=0.003,rangeDelta=0.001) [Timeout 660] "" [Timeout remaining time 660] "" Variables in the reference:time,filter.x[1],filter.x[2],filter.x[3],invMixingUnit.c,invMixingUnit.T,mixingUnit.c,mixingUnit.T Variables in the result:T0,T_c_start,T_start,a1,a1_inv,a21,a21_inv,a22,a22_inv,add.k1,add.k2,add.u1,add.u2,add.y,b,b_inv,c0,c_high_start,c_start,der(der(filter.x[3])),der(der(filter.y)),der(der(invMixingUnit.c)),der(der(inverseBlockConstraints.u1)),der(der(inverseBlockConstraints.u2)),der(filter.x[1]),der(filter.x[2]),der(filter.x[3]),der(filter.y),der(invMixingUnit.T),der(invMixingUnit.c),der(invMixingUnit.gamma),der(inverseBlockConstraints.u1),der(inverseBlockConstraints.u2),der(mixingUnit.T),der(mixingUnit.c),eps,feedback.u1,feedback.u2,feedback.y,filter.f,filter.n,filter.normalized,filter.u,filter.x[1],filter.x[2],filter.x[3],filter.y,freq,gain.k,gain.u,gain.y,hold1.u,hold1.y,hold1.y_start,invMixingUnit.T,invMixingUnit.T0,invMixingUnit.T_c,invMixingUnit.a1,invMixingUnit.a21,invMixingUnit.a22,invMixingUnit.b,invMixingUnit.c,invMixingUnit.c0,invMixingUnit.eps,invMixingUnit.gamma,invMixingUnit.k0,inverseBlockConstraints.u1,inverseBlockConstraints.u2,inverseBlockConstraints.y1,inverseBlockConstraints.y2,k0,k0_inv,mixingUnit.T,mixingUnit.T0,mixingUnit.T_c,mixingUnit.a1,mixingUnit.a21,mixingUnit.a22,mixingUnit.b,mixingUnit.c,mixingUnit.c0,mixingUnit.eps,mixingUnit.gamma,mixingUnit.k0,periodicClock1.period,periodicClock1.useSolver,der(previous(filter.x[1])),der(previous(invMixingUnit.T)),der(previous(invMixingUnit.c)),previous(filter.x[1]),previous(invMixingUnit.T),previous(invMixingUnit.c),pro,sample1.u,sample1.y,sample2.u,sample2.y,step.height,step.offset,step.startTime,step.y,time,u0,x10,x20 [Calling sys.exit(0), Time elapsed: 14.736824919003993]