Running: ./testmodel.py --libraries=/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork@2/OpenModelica/../OMCompiler/build/lib/omlibrary/ --ompython_omhome=/usr ModelicaTest_3.2.1_cpp_ModelicaTest.Fluid.TestExamplesVariants.HeatingSystem_SteadyState.conf.json Using package ModelicaServices with version 3.2.1 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork@2/OMCompiler/build/lib/omlibrary/ModelicaServices 3.2.1/package.mo) Using package Complex with version 3.2.1 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork@2/OMCompiler/build/lib/omlibrary/Complex 3.2.1.mo) Using package Modelica with version 3.2.1 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork@2/OMCompiler/build/lib/omlibrary/Modelica 3.2.1/package.mo) Using package ModelicaTest with version 3.2.1 (/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork@2/OMCompiler/build/lib/omlibrary/ModelicaTest 3.2.1/package.mo) Running command: translateModel(ModelicaTest.Fluid.TestExamplesVariants.HeatingSystem_SteadyState,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|tank.m|m_flow|T_forward|T_return|tankLevel|tank.ports.1..m_flow|tank.ports.1..p|tank.ports.1..h_outflow|tank.ports.2..m_flow|tank.ports.2..p|tank.ports.2..h_outflow|tank.portsData.1..diameter|tank.portsData.1..height|tank.portsData.1..zeta_out|tank.portsData.1..zeta_in|tank.portsData.2..diameter|tank.portsData.2..height|tank.portsData.2..zeta_out|tank.portsData.2..zeta_in|tank.ports_H_flow.1.|tank.ports_H_flow.2.|tank.ports_E_flow.1.|tank.ports_E_flow.2.|tank.ports_penetration.1.|tank.ports_penetration.2.|tank.portsData_diameter_internal.1.|tank.portsData_diameter_internal.2.|tank.portsData_height_internal.1.|tank.portsData_height_internal.2.|tank.portsData_zeta_in_internal.1.|tank.portsData_zeta_in_internal.2.|tank.portsData_zeta_out_internal.1.|tank.portsData_zeta_out_internal.2.|tank.portsData_diameter.1.|tank.portsData_diameter.2.|tank.portsData_height.1.|tank.portsData_height.2.|tank.portsData_zeta_in.1.|tank.portsData_zeta_in.2.|tank.portsData_zeta_out.1.|tank.portsData_zeta_out.2.|pump.port_b.m_flow|pump.port_b.p|pump.port_b.h_outflow|valve.port_b.m_flow|valve.port_b.p|valve.port_b.h_outflow|valve.minLimiter.y|sensor_m_flow.port_b.m_flow|sensor_m_flow.port_b.p|sensor_m_flow.port_b.h_outflow|heater.port_b.m_flow|heater.port_b.p|heater.port_b.h_outflow|radiator.port_b.m_flow|radiator.port_b.p|radiator.port_b.h_outflow|handle.y|pipe.port_b.m_flow|pipe.port_b.p|pipe.port_b.h_outflow",fileNamePrefix="ModelicaTest_3.2.1_cpp_ModelicaTest.Fluid.TestExamplesVariants.HeatingSystem_SteadyState") Notification: Performance of loadModel(ModelicaTest): time 1.946/1.946, allocations: 209.4 MB / 217.3 MB, free: 4.148 MB / 170.7 MB Notification: Performance of FrontEnd - loaded program: time 1.626e-05/1.637e-05, allocations: 0 / 271.3 MB, free: 14.13 MB / 234.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2654/0.2655, allocations: 48.69 MB / 320 MB, free: 14.4 MB / 266.7 MB Notification: Performance of FrontEnd - scodeFlatten: time 5.839/6.105, allocations: 2.559 GB / 2.871 GB, free: 7.465 MB / 426.7 MB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002202/6.105, allocations: 79.95 kB / 2.871 GB, free: 7.387 MB / 426.7 MB Notification: Performance of FrontEnd - DAE generated: time 4.396/10.5, allocations: 0.9879 GB / 3.859 GB, free: 29.08 MB / 474.7 MB Notification: Performance of FrontEnd: time 2.34e-06/10.5, allocations: 4 kB / 3.859 GB, free: 29.07 MB / 474.7 MB Notification: Performance of Transformations before backend: time 0.0002911/10.5, allocations: 71.02 kB / 3.859 GB, free: 29.06 MB / 474.7 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 670 * Number of variables: 670 Notification: Performance of Generate backend data structure: time 0.01664/10.52, allocations: 4.261 MB / 3.864 GB, free: 26.98 MB / 474.7 MB Notification: Performance of prepare preOptimizeDAE: time 4.269e-05/10.52, allocations: 10.81 kB / 3.864 GB, free: 26.98 MB / 474.7 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.009891/10.53, allocations: 0.982 MB / 3.865 GB, free: 26.81 MB / 474.7 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00766/10.54, allocations: 2.232 MB / 3.867 GB, free: 26.11 MB / 474.7 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003397/10.54, allocations: 205.5 kB / 3.867 GB, free: 26.02 MB / 474.7 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0009971/10.54, allocations: 139.2 kB / 3.867 GB, free: 26.02 MB / 474.7 MB Notification: Performance of preOpt removeEqualFunctionCalls (simulation): time 0.008491/10.55, allocations: 3.41 MB / 3.87 GB, free: 24.81 MB / 474.7 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.009845/10.56, allocations: 3.612 MB / 3.874 GB, free: 23.21 MB / 474.7 MB Notification: Performance of preOpt findStateOrder (simulation): time 7.834e-05/10.56, allocations: 11.84 kB / 3.874 GB, free: 23.2 MB / 474.7 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004478/10.56, allocations: 7.844 kB / 3.874 GB, free: 23.2 MB / 474.7 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002929/10.56, allocations: 219.9 kB / 3.874 GB, free: 23.16 MB / 474.7 MB Warning: The model contains alias variables with conflicting start and/or nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts. Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.03223/10.59, allocations: 18.48 MB / 3.892 GB, free: 6.672 MB / 474.7 MB Notification: Performance of preOpt comSubExp (simulation): time 0.004281/10.59, allocations: 2.158 MB / 3.894 GB, free: 4.742 MB / 474.7 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.002461/10.6, allocations: 1.276 MB / 3.896 GB, free: 3.613 MB / 474.7 MB Notification: Performance of preOpt evalFunc (simulation): time 0.03924/10.64, allocations: 17.04 MB / 3.912 GB, free: 0.5312 MB / 490.7 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.904e-05/10.64, allocations: 56.55 kB / 3.912 GB, free: 476 kB / 490.7 MB Notification: Performance of preOpt simplifyInStream (simulation): time 0.002059/10.64, allocations: 294.5 kB / 3.913 GB, free: 180 kB / 490.7 MB Notification: Performance of pre-optimization done (n=181): time 9.266e-06/10.64, allocations: 0 / 3.913 GB, free: 180 kB / 490.7 MB Notification: Performance of matching and sorting (n=281): time 0.7716/11.41, allocations: 34 MB / 3.946 GB, free: 44.22 MB / 490.7 MB Notification: Performance of inlineWhenForInitialization (initialization): time 5.442e-05/11.41, allocations: 131.5 kB / 3.946 GB, free: 44.09 MB / 490.7 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002444/11.41, allocations: 1.224 MB / 3.947 GB, free: 43.92 MB / 490.7 MB Notification: Performance of collectPreVariables (initialization): time 0.0007517/11.41, allocations: 32.23 kB / 3.947 GB, free: 43.89 MB / 490.7 MB Notification: Performance of collectInitialEqns (initialization): time 0.0007611/11.41, allocations: 1.134 MB / 3.948 GB, free: 43.41 MB / 490.7 MB Notification: Performance of collectInitialBindings (initialization): time 0.001307/11.41, allocations: 0.8982 MB / 3.949 GB, free: 42.93 MB / 490.7 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004311/11.41, allocations: 0 / 3.949 GB, free: 42.93 MB / 490.7 MB Notification: Performance of setup shared object (initialization): time 0.0001998/11.42, allocations: 432.2 kB / 3.949 GB, free: 42.61 MB / 490.7 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004827/11.42, allocations: 2.543 MB / 3.952 GB, free: 42.6 MB / 490.7 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005519/11.43, allocations: 3.086 MB / 3.955 GB, free: 42.03 MB / 490.7 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.02252/11.45, allocations: 5.247 MB / 3.96 GB, free: 41.98 MB / 490.7 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.35e-05/11.45, allocations: 3.844 kB / 3.96 GB, free: 41.98 MB / 490.7 MB Notification: Performance of matching and sorting (n=370) (initialization): time 0.03546/11.48, allocations: 10.58 MB / 3.97 GB, free: 41.79 MB / 490.7 MB Notification: Performance of prepare postOptimizeDAE: time 0.001199/11.48, allocations: 5.834 MB / 3.976 GB, free: 35.7 MB / 490.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.419e-05/11.48, allocations: 23.56 kB / 3.976 GB, free: 35.7 MB / 490.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0274/11.51, allocations: 7.519 MB / 3.984 GB, free: 35.64 MB / 490.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.00175/11.51, allocations: 344.1 kB / 3.984 GB, free: 35.64 MB / 490.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.02808/11.54, allocations: 11.26 MB / 3.995 GB, free: 34.45 MB / 490.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005778/11.55, allocations: 338.7 kB / 3.995 GB, free: 34.45 MB / 490.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001188/11.55, allocations: 178.5 kB / 3.995 GB, free: 34.45 MB / 490.7 MB Notification: Performance of prepare postOptimizeDAE: time 1.635e-05/11.55, allocations: 2.188 kB / 3.995 GB, free: 34.45 MB / 490.7 MB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.02708/11.58, allocations: 7.537 MB / 4.003 GB, free: 34.34 MB / 490.7 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.672e-05/11.58, allocations: 13.69 kB / 4.003 GB, free: 34.34 MB / 490.7 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.01379/11.59, allocations: 3.029 MB / 4.006 GB, free: 34.3 MB / 490.7 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002955/11.59, allocations: 492.2 kB / 4.006 GB, free: 34.3 MB / 490.7 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01088/11.6, allocations: 5.678 MB / 4.012 GB, free: 33.17 MB / 490.7 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004247/11.61, allocations: 299.6 kB / 4.012 GB, free: 33.16 MB / 490.7 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008809/11.61, allocations: 146 kB / 4.012 GB, free: 33.16 MB / 490.7 MB Warning: Iteration variables with default zero start attribute in torn nonlinear equation system: $DER.tank.ports[2].p:DUMMY_DER(flow=false fixed = false ) "Thermodynamic pressure in the connection point" type: Real [2] $DER.heater.mediums[1].p:DUMMY_DER(fixed = false ) "Absolute pressure of medium" type: Real [1] $DER.radiator.mediums[1].p:DUMMY_DER(fixed = false ) "Absolute pressure of medium" type: Real [1] $DER.radiator.statesFM[1].p:DUMMY_DER(fixed = false ) "Pressure" type: Real [3] $DER.radiator.statesFM[3].p:DUMMY_DER(fixed = false ) "Pressure" type: Real [3] $DER.tank.level:DUMMY_DER(fixed = false ) "Level height of tank" type: Real $DER.pipe.mediums[2].p:DUMMY_DER(fixed = false ) "Absolute pressure of medium" type: Real [2] $DER.pipe.mediums[1].p:DUMMY_DER(fixed = false ) "Absolute pressure of medium" type: Real [2] $DER.m_flow:DUMMY_DER(fixed = false ) type: Real $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] $DER.tank.medium.h:DUMMY_DER(fixed = false ) "Specific enthalpy of medium" type: Real $DER.pump.medium.h:DUMMY_DER(fixed = false ) "Specific enthalpy of medium" type: Real $DER.heater.mediums[1].h:DUMMY_DER(fixed = false ) "Specific enthalpy of medium" type: Real [1] $DER.pipe.mediums[1].h:DUMMY_DER(fixed = false ) "Specific enthalpy of medium" type: Real [2] Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 67 * Number of states: 0 () * Number of discrete variables: 19 (radiator.state_b.phase,radiator.state_a.phase,heater.state_b.phase,heater.state_a.phase,tank.heatTransfer.states[1].phase,tank.regularFlow[1],tank.regularFlow[2],tank.inFlow[1],tank.inFlow[2],pump.heatTransfer.states[1].phase,heater.statesFM[2].phase,radiator.statesFM[2].phase,pipe.statesFM[1].phase,pipe.statesFM[2].phase,pipe.state_b.phase,pipe.state_a.phase,valve.state_b.phase,valve.state_a.phase,pump.monitoring.state_in.phase) * Number of discrete states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (176): * Single equations (assignments): 174 * 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 79,17 85} Notification: Performance of prepare postOptimizeDAE: time 0.001544/11.61, allocations: 211.9 kB / 4.012 GB, free: 33.03 MB / 490.7 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0009598/11.61, allocations: 229.6 kB / 4.013 GB, free: 32.91 MB / 490.7 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.03304/11.65, allocations: 17.09 MB / 4.029 GB, free: 32.11 MB / 490.7 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.0001385/11.65, allocations: 114.3 kB / 4.029 GB, free: 32.11 MB / 490.7 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.153e-05/11.65, allocations: 0 / 4.029 GB, free: 32.11 MB / 490.7 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.028/11.67, allocations: 15.4 MB / 4.044 GB, free: 25.52 MB / 490.7 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.05682/11.73, allocations: 27.81 MB / 4.072 GB, free: 2.133 MB / 490.7 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.866e-05/11.73, allocations: 0.8438 kB / 4.072 GB, free: 2.133 MB / 490.7 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001132/11.73, allocations: 209.2 kB / 4.072 GB, free: 1.969 MB / 490.7 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.04281/11.77, allocations: 18.87 MB / 4.09 GB, free: 2.258 MB / 0.4948 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007863/11.78, allocations: 63.56 kB / 4.09 GB, free: 2.211 MB / 0.4948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.3756/12.15, allocations: 18.53 MB / 4.108 GB, free: 72.6 MB / 0.5105 GB Error: Model is structurally singular, error found sorting equations 107: $cse49 = Modelica.Media.Water.IF97_Utilities.waterBaseProp_ph(pipe.mediums[1].p, pipe.mediums[1].h, pipe.statesFM[1].phase, 0); 108: pipe.statesFM[1].phase = if pipe.mediums[1].h < $cse47.h or pipe.mediums[1].h > $cse48.h or pipe.mediums[1].p > 22064000.0 then 1 else 2; 106: pipe.statesFM[1].T = $cse49.T; 98: $cse52 = Modelica.Media.Water.IF97_Utilities.waterBaseProp_ph(pipe.mediums[2].p, pipe.mediums[2].h, pipe.statesFM[2].phase, 0); 99: pipe.statesFM[2].phase = if pipe.mediums[2].h < $cse50.h or pipe.mediums[2].h > $cse51.h or pipe.mediums[2].p > 22064000.0 then 1 else 2; 96: pipe.statesFM[2].T = $cse52.T; 94: pipe.flowModel.Fs_p[1] = 0.5 * (pipe.crossAreas[1] + pipe.crossAreas[2]) * (pipe.mediums[2].p - pipe.mediums[1].p) * pipe.flowModel.nParallel; 105: pipe.statesFM[1].d = $cse49.rho; 104: pipe.flowModel.mus[1] = Modelica.Media.Water.IF97_Utilities.dynamicViscosity(pipe.statesFM[1].d, pipe.statesFM[1].T, pipe.mediums[1].p, pipe.statesFM[1].phase); 97: pipe.statesFM[2].d = $cse52.rho; 95: pipe.flowModel.mus[2] = Modelica.Media.Water.IF97_Utilities.dynamicViscosity(pipe.statesFM[2].d, pipe.statesFM[2].T, pipe.mediums[2].p, pipe.statesFM[2].phase); 93: pipe.flowModel.dps_fg[1] = (-2.0) * pipe.flowModel.Fs_p[1] / (pipe.flowModel.nParallel * (pipe.crossAreas[1] + pipe.crossAreas[2])); 92: $cse61 = Modelica.Fluid.Pipes.DynamicPipe$pipe.FlowModel$pipe$flowModel.WallFriction.massFlowRate_dp_staticHead(pipe.flowModel.dps_fg[1], pipe.statesFM[1].d, pipe.statesFM[2].d, pipe.flowModel.mus[1], pipe.flowModel.mus[2], 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); 10: $cse5 = max(0.0, tank.level - tank.portsData[2].height); 2: tank.vessel_ps_static[2] = $cse5 * system.g * tank.heatTransfer.states[1].d + tank.p_ambient; 37: $cse11 = Modelica.Media.Water.IF97_Utilities.waterBaseProp_ph(tank.vessel_ps_static[2], smooth(0, tank.medium.h), 0, 0); 36: tank.portVelocities[2] = smooth(0, (-m_flow) / ($cse11.rho * tank.portAreas[2])); 116: tank.heatTransfer.Ts[1] = $cse3.T; 8: tank.heatTransfer.surfaceAreas[1] = tank.crossArea + 3.544907701811032 * sqrt(tank.crossArea) * tank.level; 90: tank.ports_H_flow[1] = m_flow * smooth(0, if m_flow > 0.0 then radiator.mediums[1].h else tank.medium.h); 76: tank.ports_H_flow[2] = (-m_flow) * smooth(0, tank.medium.h); 35: tank.ports_E_flow[2] = (-m_flow) * (0.5 * tank.portVelocities[2] ^ 2.0 + system.g * tank.portsData[2].height); 139: $STATESET1.J[14] = -(tank.Hb_flow + 10.0 * tank.heatTransfer.surfaceAreas[1] * (tank.heatTransfer.T_ambient - tank.heatTransfer.Ts[1])); 29: tank.Hb_flow = tank.ports_H_flow[1] + tank.ports_H_flow[2] + tank.ports_E_flow[1] + tank.ports_E_flow[2]; 91: m_flow = $cse61 * pipe.flowModel.nParallel; 30: tank.ports_E_flow[1] = m_flow * (0.5 * tank.portVelocities[1] ^ 2.0 + system.g * tank.portsData[1].height); 33: tank.portVelocities[1] = smooth(0, m_flow / ($cse7.rho * tank.portAreas[1])); 9: $cse4 = max(0.0, tank.level - tank.portsData[1].height); 34: $cse7 = Modelica.Media.Water.IF97_Utilities.waterBaseProp_ph(tank.vessel_ps_static[1], smooth(0, if m_flow > 0.0 then radiator.mediums[1].h else tank.medium.h), 0, 0); 4: tank.vessel_ps_static[1] = $cse4 * system.g * tank.heatTransfer.states[1].d + tank.p_ambient; 118: tank.heatTransfer.states[1].phase = if tank.medium.h < $cse1.h or tank.medium.h > $cse2.h or tank.p_ambient > 22064000.0 then 1 else 2; 115: tank.heatTransfer.states[1].d = $cse3.rho; 117: $cse3 = Modelica.Media.Water.IF97_Utilities.waterBaseProp_ph(tank.p_ambient, tank.medium.h, tank.heatTransfer.states[1].phase, 0); for variables $cse49.pt(123), $cse49.phase(117), $cse49.dpT(118), $cse49.region(124), $cse49.cp(116), $cse49.rho(125), pipe.statesFM[1].phase(115), $cse49.h(121), $cse49.R(120), $cse49.cv(126), $cse49.p(127), $cse49.x(129), $cse49.vp(119), $cse49.pd(128), $cse49.s(130), $cse49.vt(131), $cse49.T(122), pipe.statesFM[1].T(132), $cse51.dpT(167), $cse52.T(180), $cse52.cp(181), $cse52.cv(182), $cse52.s(183), $cse52.region(184), $cse52.dpT(185), $cse52.rho(186), $cse52.p(187), $cse52.R(188), $cse52.phase(189), m_flow(201), $cse61(200), pipe.flowModel.Fs_p[1](198), radiator.H_flows[2](204), $cse52.x(194), $cse51.pt(168), $cse52.vp(191), $cse52.vt(192), pipe.statesFM[1].d(133), pipe.flowModel.mus[1](134), pipe.H_flows[2](205), $cse52.h(190), pipe.statesFM[2].d(195), $cse52.pd(193), tank.s[2](456), tank.ports_penetration[2](448), $cse11.region(354), $cse9.p(346), tank.portInDensities[2](347), $cse11.h(355), $cse11.s(352), $cse11.pt(353), $cse11.cp(357), $cse11.vt(356), $cse11.T(348), $cse11.rho(349), $cse11.R(358), $cse7.vt(371), tank.ports_E_flow[2](365), $cse11.x(361), $cse11.p(359), $cse7.x(367), $cse11.phase(363), tank.heatTransfer.states[1].d(69), tank.inFlow[1](454), pipe.flowModel.mus[2](197), heater.H_flows[2](207), $cse7.R(366), $cse19.vp(405), pipe.flowModel.dps_fg[1](199), tank.Hb_flow(401), $cse6.T(389), tank.s[1](455), $cse11.vp(360), $cse7.region(370), $cse7.p(368), $cse7.pt(369), $cse11.dpT(362), tank.portVelocities[2](364), $cse7.cv(372), $cse7.h(373), $cse7.T(374), $cse7.s(375), $cse6.cp(383), $cse7.dpT(380), $cse7.phase(379), $cse6.phase(388), $cse6.x(385), $cse7.pd(376), $cse4(450), $cse14.vt(49), $cse3.vp(64), $cse14.T(48), $cse14.s(46), $cse3.region(53), $cse14.region(45), $cse3.R(57), pump.rho(50), $cse3.dpT(58), pump.N(460), $cse3.phase(59), $cse3.pd(61), $cse3.T(65), $cse3.pt(63), tank.heatTransfer.Ts[1](68), $cse34.pt(71), $cse3.cp(62), $cse3.rho(67), $cse6.R(397) Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.02097/12.17, allocations: 10.17 MB / 4.118 GB, free: 71.8 MB / 0.5105 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.07106/12.24, allocations: 22.22 MB / 4.14 GB, free: 71.02 MB / 0.5105 GB Notification: Performance of postOpt removeConstants (simulation): time 0.005846/12.25, allocations: 1.1 MB / 4.141 GB, free: 70.87 MB / 0.5105 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001587/12.25, allocations: 8.188 kB / 4.141 GB, free: 70.87 MB / 0.5105 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0102/12.26, allocations: 374.3 kB / 4.141 GB, free: 70.86 MB / 0.5105 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.001868/12.26, allocations: 265.9 kB / 4.142 GB, free: 70.86 MB / 0.5105 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.001187/12.26, allocations: 138.3 kB / 4.142 GB, free: 70.86 MB / 0.5105 GB Notification: Performance of sorting global known variables: time 0.003192/12.27, allocations: 0.9316 MB / 4.143 GB, free: 70.75 MB / 0.5105 GB Notification: Performance of sort global known variables: time 9.76e-07/12.27, allocations: 1.5 kB / 4.143 GB, free: 70.75 MB / 0.5105 GB Notification: Performance of remove unused functions: time 0.01707/12.28, allocations: 4.283 MB / 4.147 GB, free: 70.75 MB / 0.5105 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 9 * Number of states: 1 ($STATESET1.x) * Number of discrete variables: 60 ($cse3.phase,$cse3.region,$cse6.phase,$cse6.region,$cse7.phase,$cse7.region,$cse9.phase,$cse9.region,$cse11.phase,$cse11.region,$cse12.region3boundary,$cse13.region3boundary,$cse14.phase,$cse14.region,$cse15.phase,$cse15.region,$cse18.phase,$cse18.region,$cse19.phase,$cse19.region,$cse22.phase,$cse22.region,$cse23.phase,$cse23.region,$cse24.region3boundary,$cse25.region3boundary,$cse26.phase,$cse26.region,$cse33.phase,$cse33.region,$cse34.phase,$cse34.region,$cse35.region3boundary,$cse36.region3boundary,$cse37.phase,$cse37.region,$cse44.phase,$cse44.region,$cse45.phase,$cse45.region,$cse46.phase,$cse46.region,$cse47.region3boundary,$cse48.region3boundary,$cse49.phase,$cse49.region,$cse50.region3boundary,$cse51.region3boundary,$cse52.phase,$cse52.region,tank.heatTransfer.states[1].phase,tank.regularFlow[1],tank.regularFlow[2],tank.inFlow[1],tank.inFlow[2],pump.heatTransfer.states[1].phase,heater.statesFM[2].phase,radiator.statesFM[2].phase,pipe.statesFM[1].phase,pipe.statesFM[2].phase) * Number of discrete states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (109): * Single equations (assignments): 100 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 7 * 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 82,19 121} Notification: Performance of Backend phase and start with SimCode phase: time 0.02093/12.31, allocations: 4.467 MB / 4.151 GB, free: 70.29 MB / 0.5105 GB Notification: Performance of simCode: created initialization part: time 0.02627/12.33, allocations: 10.54 MB / 4.162 GB, free: 70.12 MB / 0.5105 GB Notification: Performance of simCode: created event and clocks part: time 1.09e-05/12.33, allocations: 1.938 kB / 4.162 GB, free: 70.12 MB / 0.5105 GB Notification: Performance of simCode: created simulation system equations: time 0.0138/12.35, allocations: 5.499 MB / 4.167 GB, free: 70.02 MB / 0.5105 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.006245/12.35, allocations: 0.898 MB / 4.168 GB, free: 70 MB / 0.5105 GB [/var/lib/hudson/slave/workspace/OpenModelica_TEST_LIBS/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:3851:9-3851:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/hudson/slave/workspace/OpenModelica_TEST_LIBS/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:637:5-637:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed]