Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr ModelicaTest_3.2.3_ModelicaTest.Fluid.TestExamplesVariants.HeatingSystem_SteadyState.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaTest with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo) Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo) Using package Complex with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) Running command: "" <> buildModelFMU(ModelicaTest.Fluid.TestExamplesVariants.HeatingSystem_SteadyState,fileNamePrefix="ModelicaTest_3_2_3_ModelicaTest_Fluid_TestExamplesVariants_HeatingSystem_SteadyState",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.Fluid.TestExamplesVariants.HeatingSystem_SteadyState,fileNamePrefix="ModelicaTest_3_2_3_ModelicaTest_Fluid_TestExamplesVariants_HeatingSystem_SteadyState",fmuType="me",version="2.0",platforms={"static"}) [:1:1-1:32:writable] Error: Class GC_set_max_heap_size not found in scope (looking for a function or record). Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001228/0.001228, allocations: 187.7 kB / 7.805 MB, free: 2.488 MB / 5.871 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.611/1.611, allocations: 205.2 MB / 213.4 MB, free: 13.85 MB / 186.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.001264/0.001264, allocations: 90.27 kB / 261.4 MB, free: 13.62 MB / 218.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 3.2.3+maint.om/package.mo): time 0.2625/0.2625, allocations: 43.49 MB / 352.8 MB, free: 2.02 MB / 298.7 MB Notification: Performance of FrontEnd - loaded program: time 0.2792/0.5418, allocations: 64.96 MB / 417.8 MB, free: 40.48 MB / 298.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4298/0.9716, allocations: 58.84 MB / 476.6 MB, free: 5.176 MB / 314.7 MB Notification: Performance of FrontEnd - scodeFlatten: time 8.083/9.054, allocations: 3.163 GB / 3.629 GB, free: 109.1 MB / 0.4948 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0003636/9.055, allocations: 81.12 kB / 3.629 GB, free: 109 MB / 0.4948 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 538 * Number of variables: 538 Notification: Performance of Generate backend data structure: time 11.46/20.51, allocations: 3.092 GB / 6.72 GB, free: 54.24 MB / 0.5417 GB Notification: Performance of prepare preOptimizeDAE: time 6.313e-05/20.51, allocations: 8.984 kB / 6.72 GB, free: 54.24 MB / 0.5417 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003354/20.52, allocations: 322.2 kB / 6.721 GB, free: 54.1 MB / 0.5417 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.007521/20.52, allocations: 2.091 MB / 6.723 GB, free: 53.64 MB / 0.5417 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002466/20.52, allocations: 149.6 kB / 6.723 GB, free: 53.57 MB / 0.5417 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009625/20.52, allocations: 111.3 kB / 6.723 GB, free: 53.57 MB / 0.5417 GB Notification: Performance of preOpt removeEqualFunctionCalls (simulation): time 0.009107/20.53, allocations: 2.927 MB / 6.726 GB, free: 53.56 MB / 0.5417 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.008752/20.54, allocations: 3.074 MB / 6.729 GB, free: 53.09 MB / 0.5417 GB Notification: Performance of preOpt findStateOrder (simulation): time 7.932e-05/20.54, allocations: 8.281 kB / 6.729 GB, free: 53.09 MB / 0.5417 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000658/20.54, allocations: 3.281 kB / 6.729 GB, free: 53.09 MB / 0.5417 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002599/20.54, allocations: 216.6 kB / 6.729 GB, free: 53.08 MB / 0.5417 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.02372/20.57, allocations: 12.11 MB / 6.741 GB, free: 48.05 MB / 0.5417 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002872/20.57, allocations: 1.924 MB / 6.743 GB, free: 48.02 MB / 0.5417 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001733/20.57, allocations: 1.174 MB / 6.744 GB, free: 48 MB / 0.5417 GB Notification: Performance of preOpt evalFunc (simulation): time 0.009524/20.58, allocations: 5.764 MB / 6.75 GB, free: 45.06 MB / 0.5417 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.583e-05/20.58, allocations: 60.53 kB / 6.75 GB, free: 45.02 MB / 0.5417 GB Notification: Performance of pre-optimization done (n=160): time 6.342e-06/20.58, allocations: 0 / 6.75 GB, free: 45.02 MB / 0.5417 GB Notification: Performance of matching and sorting (n=259): time 0.4497/21.03, allocations: 31.95 MB / 6.781 GB, free: 42.7 MB / 0.5417 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.511e-05/21.03, allocations: 131.9 kB / 6.781 GB, free: 42.57 MB / 0.5417 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00321/21.03, allocations: 1.233 MB / 6.782 GB, free: 42.39 MB / 0.5417 GB Notification: Performance of collectPreVariables (initialization): time 0.0005139/21.04, allocations: 25.7 kB / 6.782 GB, free: 42.36 MB / 0.5417 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006749/21.04, allocations: 0.8229 MB / 6.783 GB, free: 41.87 MB / 0.5417 GB Notification: Performance of collectInitialBindings (initialization): time 0.00109/21.04, allocations: 0.8379 MB / 6.784 GB, free: 41.3 MB / 0.5417 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004379/21.04, allocations: 0 / 6.784 GB, free: 41.3 MB / 0.5417 GB Notification: Performance of setup shared object (initialization): time 0.0002112/21.04, allocations: 411.5 kB / 6.784 GB, free: 41 MB / 0.5417 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.003378/21.04, allocations: 2.16 MB / 6.786 GB, free: 40.99 MB / 0.5417 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.003773/21.04, allocations: 2.716 MB / 6.789 GB, free: 40.39 MB / 0.5417 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01873/21.06, allocations: 5.093 MB / 6.794 GB, free: 40.34 MB / 0.5417 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.207e-05/21.06, allocations: 3.75 kB / 6.794 GB, free: 40.34 MB / 0.5417 GB Notification: Performance of matching and sorting (n=352) (initialization): time 0.03324/21.1, allocations: 9.687 MB / 6.803 GB, free: 40.1 MB / 0.5417 GB Notification: Performance of prepare postOptimizeDAE: time 0.001768/21.1, allocations: 6.304 MB / 6.81 GB, free: 33.66 MB / 0.5417 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001143/21.1, allocations: 17.78 kB / 6.81 GB, free: 33.66 MB / 0.5417 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.02134/21.12, allocations: 6.7 MB / 6.816 GB, free: 33.59 MB / 0.5417 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001706/21.12, allocations: 324.1 kB / 6.816 GB, free: 33.59 MB / 0.5417 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02161/21.14, allocations: 9.677 MB / 6.826 GB, free: 32.43 MB / 0.5417 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004972/21.15, allocations: 220.4 kB / 6.826 GB, free: 32.42 MB / 0.5417 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00117/21.15, allocations: 156 kB / 6.826 GB, free: 32.42 MB / 0.5417 GB Notification: Performance of prepare postOptimizeDAE: time 1.459e-05/21.15, allocations: 7.031 kB / 6.826 GB, free: 32.41 MB / 0.5417 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.02544/21.18, allocations: 8.231 MB / 6.834 GB, free: 32.31 MB / 0.5417 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.19e-05/21.18, allocations: 17.03 kB / 6.834 GB, free: 32.31 MB / 0.5417 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01661/21.19, allocations: 5.529 MB / 6.84 GB, free: 32.26 MB / 0.5417 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00221/21.19, allocations: 406.7 kB / 6.84 GB, free: 32.26 MB / 0.5417 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01456/21.21, allocations: 7.595 MB / 6.848 GB, free: 31.09 MB / 0.5417 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00495/21.21, allocations: 214.8 kB / 6.848 GB, free: 31.08 MB / 0.5417 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001255/21.22, allocations: 138.3 kB / 6.848 GB, free: 31.06 MB / 0.5417 GB Warning: Iteration variables with default zero start attribute in torn nonlinear equation system: $DER.pump.dp_pump:DUMMY_DER(fixed = false ) "Pressure change" type: Real $DER.heater.mediums[1].p:DUMMY_DER(fixed = false ) "Absolute pressure of medium" type: Real [1] $DER.heater.mediums[1].h:DUMMY_DER(fixed = false ) "Specific enthalpy of medium" type: Real [1] $DER.pump.medium.h:DUMMY_DER(fixed = false ) "Specific enthalpy of medium" type: Real $DER.radiator.mediums[1].p:DUMMY_DER(fixed = false ) "Absolute pressure of medium" type: Real [1] $DER.radiator.statesFM[3].p:DUMMY_DER(fixed = false ) "Absolute pressure of medium" type: Real [3] $DER.radiator.statesFM[1].p:DUMMY_DER(fixed = false ) "Absolute pressure of medium" type: Real [3] $DER.pipe.mediums[1].h:DUMMY_DER(fixed = false ) "Specific enthalpy of medium" type: Real [2] $DER.pipe.mediums[1].p:DUMMY_DER(fixed = false ) "Absolute pressure of medium" type: Real [2] $DER.pipe.mediums[2].p:DUMMY_DER(fixed = false ) "Absolute pressure of medium" type: Real [2] $DER.pipe.mediums[2].h:DUMMY_DER(fixed = false ) "Specific enthalpy of medium" type: Real [2] $DER.radiator.mediums[1].h:DUMMY_DER(fixed = false ) "Specific enthalpy of medium" type: Real [1] output $DER.m_flow:DUMMY_DER(fixed = false ) type: Real $DER.tank.medium.d:DUMMY_DER(fixed = false ) "Density of medium" type: Real $DER.tank.level:DUMMY_DER(fixed = false ) "Level height of tank" type: Real Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 71 * Number of states: 0 () * Number of discrete variables: 4 (tank.regularFlow[1],tank.regularFlow[2],tank.inFlow[1],tank.inFlow[2]) * Number of discrete states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (164): * Single equations (assignments): 162 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 0 * Non-linear torn systems: 2 {15 79,18 78} Notification: Performance of prepare postOptimizeDAE: time 0.002442/21.22, allocations: 203.2 kB / 6.848 GB, free: 30.91 MB / 0.5417 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.00127/21.22, allocations: 217 kB / 6.848 GB, free: 30.8 MB / 0.5417 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02135/21.24, allocations: 8.382 MB / 6.856 GB, free: 28.25 MB / 0.5417 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.538e-05/21.24, allocations: 33.34 kB / 6.856 GB, free: 28.25 MB / 0.5417 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.815e-05/21.24, allocations: 4.688 kB / 6.856 GB, free: 28.25 MB / 0.5417 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0203/21.26, allocations: 7.149 MB / 6.863 GB, free: 25.8 MB / 0.5417 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.04068/21.3, allocations: 14.88 MB / 6.878 GB, free: 20.46 MB / 0.5417 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.058e-05/21.3, allocations: 1.25 kB / 6.878 GB, free: 20.46 MB / 0.5417 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0009602/21.3, allocations: 174.5 kB / 6.878 GB, free: 20.46 MB / 0.5417 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02221/21.32, allocations: 6.547 MB / 6.885 GB, free: 18.73 MB / 0.5417 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0009783/21.33, allocations: 52.45 kB / 6.885 GB, free: 18.7 MB / 0.5417 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.01978/21.35, allocations: 9.426 MB / 6.894 GB, free: 10.63 MB / 0.5417 GB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/Fluid/Pipes.mo:484:9-484:76:writable] Error: Model is structurally singular, error found sorting equations 35: pipe.H_flows[2] = semiLinear(m_flow, pipe.mediums[1].h, pipe.mediums[2].h); 33: heater.statesFM[3].T = 273.058616085119 + 0.0002391265851958049 * pipe.mediums[1].h + -2.214479571349944e-07 * (-101325.0 + pipe.mediums[1].p); 49: pipe.mediums[2].h = 104929.294642565 + 4181.885502948852 * (-298.15 + pipe.mediums[2].T) + 0.0009260700016004721 * (-101325.0 + pipe.mediums[2].p); 46: pipe.mediums[2].d = 997.0480319717385 * (1.0 + 4.515426036491986e-10 * (-101325.0 + pipe.mediums[2].p) + -0.0002571314017648316 * (-298.15 + pipe.mediums[2].T)); 45: pipe.vs[2] = m_flow / (pipe.nParallel * pipe.mediums[2].d * pipe.crossAreas[2]); 52: pipe.H_flows[3] = semiLinear(m_flow, pipe.mediums[2].h, pipe.mediums[2].h); 125: $STATESET1.J[14] = -(pipe.Hb_flows[2] + 0.5 * pipe.vs[2] * pipe.crossAreas[2] * (pipe.mediums[2].p + pipe.flowModel.dps_fg[1] - pipe.mediums[1].p) * pipe.nParallel); 26: pipe.mediums[1].d = 997.0480319717385 * (1.0 + 4.515426036491986e-10 * (-101325.0 + pipe.mediums[1].p) + -0.0002571314017648316 * (-298.15 + pipe.mediums[1].T)); 25: pipe.vs[1] = m_flow / (pipe.nParallel * pipe.mediums[1].d * pipe.crossAreas[1]); 34: pipe.Hb_flows[2] = pipe.H_flows[2] - pipe.H_flows[3]; 23: -pipe.Hb_flows[1] = 0.5 * pipe.vs[1] * pipe.crossAreas[1] * (pipe.mediums[2].p + pipe.flowModel.dps_fg[1] - pipe.mediums[1].p) * pipe.nParallel; 48: $cse51 = Modelica.Fluid.Pipes.DynamicPipe$pipe.FlowModel$pipe$flowModel.Medium.pressure(Modelica.Fluid.Pipes.DynamicPipe$pipe.FlowModel$pipe$flowModel.Medium.ThermodynamicState(pipe.mediums[2].p, pipe.mediums[2].T)); 29: $cse52 = Modelica.Fluid.Pipes.DynamicPipe$pipe.FlowModel$pipe$flowModel.Medium.pressure(Modelica.Fluid.Pipes.DynamicPipe$pipe.FlowModel$pipe$flowModel.Medium.ThermodynamicState(pipe.mediums[1].p, pipe.mediums[1].T)); 27: pipe.flowModel.Fs_p[1] = 0.5 * (pipe.crossAreas[1] + pipe.crossAreas[2]) * ($cse51 - $cse52) * pipe.flowModel.nParallel; 47: pipe.flowModel.rhos[2] = Modelica.Fluid.Pipes.DynamicPipe$pipe.FlowModel$pipe$flowModel.Medium.density(Modelica.Fluid.Pipes.DynamicPipe$pipe.FlowModel$pipe$flowModel.Medium.ThermodynamicState(pipe.mediums[2].p, pipe.mediums[2].T)); 28: pipe.flowModel.rhos[1] = Modelica.Fluid.Pipes.DynamicPipe$pipe.FlowModel$pipe$flowModel.Medium.density(Modelica.Fluid.Pipes.DynamicPipe$pipe.FlowModel$pipe$flowModel.Medium.ThermodynamicState(pipe.mediums[1].p, pipe.mediums[1].T)); 24: pipe.flowModel.dps_fg[1] = -2.0 * pipe.flowModel.Fs_p[1] / (pipe.flowModel.nParallel * (pipe.crossAreas[1] + pipe.crossAreas[2])); 124: $STATESET1.J[13] = $cse50 - Modelica.Fluid.Pipes.DynamicPipe$pipe.FlowModel$pipe$flowModel.WallFriction.massFlowRate_dp_staticHead(pipe.flowModel.dps_fg[1], pipe.flowModel.rhos[1], pipe.flowModel.rhos[2], 0.0008899999999999999, 0.0008899999999999999, 10.0, pipe.flowModel.diameters[1], 0.0, 0.5 * (pipe.crossAreas[1] + pipe.crossAreas[2]), 0.5 * (pipe.roughnesses[1] + pipe.roughnesses[2]), pipe.flowModel.dp_small, pipe.flowModel.Re_turbulent); 22: pipe.Hb_flows[1] = pipe.H_flows[1] - pipe.H_flows[2]; 30: pipe.mediums[1].h = 104929.294642565 + 4181.885502948852 * (-298.15 + pipe.mediums[1].T) + 0.0009260700016004721 * (-101325.0 + pipe.mediums[1].p); 108: m_flow = $cse50 * pipe.flowModel.nParallel; 123: $STATESET1.J[12] = pipe.H_flows[1] - semiLinear(m_flow, heater.mediums[1].h, pipe.mediums[1].h); 18: heater.mediums[1].h = 104929.294642565 + 4181.885502948852 * (-298.15 + heater.mediums[1].T) + 0.0009260700016004721 * (-101325.0 + heater.mediums[1].p); 111: m_flow = $cse41 * heater.flowModel.nParallel; 32: heater.flowModel.rhos[3] = Modelica.Fluid.Pipes.DynamicPipe$heater.FlowModel$heater$flowModel.Medium.density(Modelica.Fluid.Pipes.DynamicPipe$heater.FlowModel$heater$flowModel.Medium.ThermodynamicState(pipe.mediums[1].p, heater.statesFM[3].T)); 17: heater.flowModel.rhos[2] = Modelica.Fluid.Pipes.DynamicPipe$heater.FlowModel$heater$flowModel.Medium.density(Modelica.Fluid.Pipes.DynamicPipe$heater.FlowModel$heater$flowModel.Medium.ThermodynamicState(heater.mediums[1].p, heater.mediums[1].T)); 1: $cse41 = Modelica.Fluid.Pipes.DynamicPipe$heater.FlowModel$heater$flowModel.WallFriction.massFlowRate_dp_staticHead(heater.flowModel.dps_fg[2], heater.flowModel.rhos[2], heater.flowModel.rhos[3], 0.0008899999999999999, 0.0008899999999999999, heater.pathLengths[2], heater.dimensions[1], 0.0, heater.crossAreas[1], heater.roughnesses[1], 0.5 * heater.flowModel.dp_small, heater.flowModel.Re_turbulent); 31: $cse44 = Modelica.Fluid.Pipes.DynamicPipe$heater.FlowModel$heater$flowModel.Medium.pressure(Modelica.Fluid.Pipes.DynamicPipe$heater.FlowModel$heater$flowModel.Medium.ThermodynamicState(pipe.mediums[1].p, heater.statesFM[3].T)); 8: heater.flowModel.dps_fg[2] = -2.0 * heater.flowModel.Fs_p[2] / (heater.flowModel.nParallel * 2.0 * heater.crossAreas[1]); 13: heater.flowModel.Fs_p[2] = heater.crossAreas[1] * ($cse44 - $cse42) * heater.flowModel.nParallel; 15: $cse42 = Modelica.Fluid.Pipes.DynamicPipe$heater.FlowModel$heater$flowModel.Medium.pressure(Modelica.Fluid.Pipes.DynamicPipe$heater.FlowModel$heater$flowModel.Medium.ThermodynamicState(heater.mediums[1].p, heater.mediums[1].T)); for variables heater.statesFM[3].T(92), heater.flowModel.rhos[3](93), $cse51(77), pipe.vs[2](80), $cse29(82), pipe.H_flows[3](74), pipe.Hb_flows[1](101), pipe.H_flows[1](102), pipe.Hb_flows[2](91), heater.H_flows[1](104), pipe.flowModel.rhos[2](78), pipe.flowModel.Fs_p[1](97), pipe.flowModel.dps_fg[1](100), pipe.mediums[2].d(79), pipe.mediums[1].d(98), heater.H_flows[2](103), heater.flowModel.dps_fg[1](112), heater.Hb_flows[1](105), pipe.flowModel.rhos[1](96), $cse41(12), pipe.vs[1](99), $cse42(109), $STATESET1.J[9](9), $cse44(94), heater.flowModel.Fs_p[1](110), heater.flowModel.dps_fg[2](116), $cse52(95), heater.mediums[1].h(123), heater.vs[1](114), m_flow(128), $cse50(15), $cse39.T(35) Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.01164/21.36, allocations: 3.928 MB / 6.898 GB, free: 7.547 MB / 0.5417 GB Notification: Performance of postOpt detectJacobianSparsePattern (simulation): time 0.3741/21.73, allocations: 11.53 MB / 6.909 GB, free: 92.78 MB / 0.5417 GB Notification: Performance of postOpt generateSymbolicLinearization (simulation): time 0.0369/21.77, allocations: 21.64 MB / 6.93 GB, free: 91.94 MB / 0.5417 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002834/21.77, allocations: 0.8115 MB / 6.931 GB, free: 91.84 MB / 0.5417 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0007246/21.77, allocations: 10.81 kB / 6.931 GB, free: 91.84 MB / 0.5417 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00333/21.78, allocations: 208 kB / 6.931 GB, free: 91.84 MB / 0.5417 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0004927/21.78, allocations: 200.1 kB / 6.931 GB, free: 91.84 MB / 0.5417 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003482/21.78, allocations: 110.5 kB / 6.931 GB, free: 91.84 MB / 0.5417 GB Notification: Performance of sort global known variables: time 0.001457/21.78, allocations: 0.9022 MB / 6.932 GB, free: 91.73 MB / 0.5417 GB Notification: Performance of remove unused functions: time 0.01532/21.79, allocations: 3.413 MB / 6.936 GB, free: 91.73 MB / 0.5417 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 1 ($STATESET1.x) * Number of discrete variables: 4 (tank.regularFlow[1],tank.regularFlow[2],tank.inFlow[1],tank.inFlow[2]) * Number of discrete states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (95): * Single equations (assignments): 89 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 4 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 0 * Non-linear torn systems: 2 {15 77,18 108} Notification: Performance of Backend phase and start with SimCode phase: time 0.01289/21.81, allocations: 2.462 MB / 6.938 GB, free: 91.5 MB / 0.5417 GB Notification: Performance of simCode: created initialization part: time 0.02746/21.83, allocations: 8.66 MB / 6.946 GB, free: 91.34 MB / 0.5417 GB Notification: Performance of simCode: created event and clocks part: time 1.824e-05/21.83, allocations: 4.766 kB / 6.946 GB, free: 91.34 MB / 0.5417 GB Notification: Performance of simCode: created simulation system equations: time 0.01059/21.84, allocations: 3.149 MB / 6.95 GB, free: 91.27 MB / 0.5417 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.006693/21.85, allocations: 0.7522 MB / 6.95 GB, free: 91.27 MB / 0.5417 GB [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4354:9-4354:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:596:5-596:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed] Error: Internal error SimCode: The model ModelicaTest.Fluid.TestExamplesVariants.HeatingSystem_SteadyState could not be translated to FMU