Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr AixLib_AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDpOptimised.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.1.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/package.mo", uses=false) Using package AixLib with version 1.3.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/package.mo) Using package SDF with version 0.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo) Using package Modelica_DeviceDrivers with version 2.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.1.1-master/package.mo) 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(AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDpOptimised,fileNamePrefix="AixLib_AixLib_Fluid_Examples_Performance_PressureDrop_SeriesParallelDpOptimised",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDpOptimised,fileNamePrefix="AixLib_AixLib_Fluid_Examples_Performance_PressureDrop_SeriesParallelDpOptimised",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001691/0.001691, allocations: 108 kB / 15.61 MB, free: 152 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001797/0.001797, allocations: 195.6 kB / 16.53 MB, free: 6.664 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.422/1.422, allocations: 222.9 MB / 240.2 MB, free: 4.422 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.1.1-master/package.mo): time 0.1846/0.1846, allocations: 12.02 MB / 302.4 MB, free: 0.8828 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo): time 0.0004842/0.0004842, allocations: 31.94 kB / 355.5 MB, free: 3.84 MB / 286.1 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:6228:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:6853:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:8435:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:9369:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:11505:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:12875:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/ThermalZones/HighOrder/Components/Examples/DryAir/DryAir_test.mo:71:18-71:405:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/ThermalZones/HighOrder/Components/DryAir/InfiltrationRate_DIN12831.mo:20:192-20:2066:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/ThermalZones/HighOrder/Components/DryAir/InfiltrationRate_DIN12831.mo:20:192-20:4252:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/DataBase/Weather/SurfaceOrientation/SurfaceOrientationData_N_E_S_W_RoofN_Roof_S.mo:5:35-5:362:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/DataBase/Weather/SurfaceOrientation/SurfaceOrientationData_N_E_S_W_Hor.mo:5:35-5:320:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/DataBase/Weather/SurfaceOrientation/SurfaceOrientationData_NE_SE_SW_NW_Hor.mo:5:35-5:324:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/DataBase/CHP/CHPDataSimple/CHP_XRGI_9kWel.mo:25:34-25:588:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/DataBase/CHP/CHPDataSimple/CHP_XRGI_9kWel.mo:25:34-25:3852:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/DataBase/CHP/CHPDataSimple/CHP_Cleanergy_C9G.mo:36:34-36:594:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/BoundaryConditions/InternalGains/Examples/InternalGains/Machines.mo:31:20-31:400:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/BoundaryConditions/InternalGains/Examples/InternalGains/Lights.mo:27:20-27:398:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/package.mo): time 1.849/1.849, allocations: 268.1 MB / 0.6608 GB, free: 0.8281 MB / 462.1 MB Notification: Performance of FrontEnd - loaded program: time 0.002098/0.002099, allocations: 115.1 kB / 0.7802 GB, free: 32.59 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2045/0.2067, allocations: 108.4 MB / 0.8861 GB, free: 1.316 MB / 0.5919 GB Notification: Performance of NFInst.instantiate(AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDpOptimised): time 0.5994/0.8061, allocations: 167.8 MB / 1.05 GB, free: 5.207 MB / 0.7325 GB Notification: Performance of NFInst.instExpressions: time 0.004929/0.8111, allocations: 4.065 MB / 1.054 GB, free: 5.141 MB / 0.7325 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.000506/0.8117, allocations: 15.55 kB / 1.054 GB, free: 5.141 MB / 0.7325 GB Notification: Performance of NFTyping.typeComponents: time 0.0007325/0.8124, allocations: 238.5 kB / 1.054 GB, free: 5.137 MB / 0.7325 GB Notification: Performance of NFTyping.typeBindings: time 0.00168/0.8141, allocations: 0.6844 MB / 1.055 GB, free: 5.098 MB / 0.7325 GB Notification: Performance of NFTyping.typeClassSections: time 0.001312/0.8154, allocations: 472.9 kB / 1.055 GB, free: 5.086 MB / 0.7325 GB Notification: Performance of NFFlatten.flatten: time 0.002595/0.818, allocations: 2.772 MB / 1.058 GB, free: 5.07 MB / 0.7325 GB Notification: Performance of NFFlatten.resolveConnections: time 0.003339/0.8214, allocations: 2.563 MB / 1.06 GB, free: 4.742 MB / 0.7325 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002883/0.8243, allocations: 1.26 MB / 1.062 GB, free: 4.734 MB / 0.7325 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001673/0.826, allocations: 0.8616 MB / 1.063 GB, free: 4.73 MB / 0.7325 GB Notification: Performance of NFPackage.collectConstants: time 0.0002352/0.8262, allocations: 73.56 kB / 1.063 GB, free: 4.73 MB / 0.7325 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002343/0.8286, allocations: 0.8152 MB / 1.063 GB, free: 4.723 MB / 0.7325 GB Notification: Performance of NFScalarize.scalarize: time 0.0005645/0.8292, allocations: 368.3 kB / 1.064 GB, free: 4.715 MB / 0.7325 GB Notification: Performance of NFVerifyModel.verify: time 0.001249/0.8304, allocations: 0.6233 MB / 1.064 GB, free: 4.621 MB / 0.7325 GB Notification: Performance of NFConvertDAE.convert: time 0.003682/0.8341, allocations: 1.608 MB / 1.066 GB, free: 4.367 MB / 0.7325 GB Notification: Performance of FrontEnd - DAE generated: time 8.737e-06/0.8341, allocations: 0.6875 kB / 1.066 GB, free: 4.367 MB / 0.7325 GB Notification: Performance of FrontEnd: time 2.114e-06/0.8342, allocations: 0 / 1.066 GB, free: 4.367 MB / 0.7325 GB Notification: Performance of Transformations before backend: time 5.607e-05/0.8342, allocations: 0.5 kB / 1.066 GB, free: 4.367 MB / 0.7325 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 135 * Number of variables: 135 Notification: Performance of Generate backend data structure: time 0.004259/0.8385, allocations: 1.619 MB / 1.067 GB, free: 19.47 MB / 0.7482 GB Notification: Performance of prepare preOptimizeDAE: time 4.622e-05/0.8385, allocations: 9.469 kB / 1.067 GB, free: 19.47 MB / 0.7482 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001428/0.8387, allocations: 98.5 kB / 1.068 GB, free: 19.43 MB / 0.7482 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001002/0.8397, allocations: 210.4 kB / 1.068 GB, free: 19.36 MB / 0.7482 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001637/0.8413, allocations: 0.8848 MB / 1.069 GB, free: 18.98 MB / 0.7482 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 5.763e-05/0.8414, allocations: 48.12 kB / 1.069 GB, free: 18.98 MB / 0.7482 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001139/0.8415, allocations: 62.62 kB / 1.069 GB, free: 18.98 MB / 0.7482 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001579/0.8431, allocations: 0.9853 MB / 1.07 GB, free: 18.75 MB / 0.7482 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.022e-05/0.8432, allocations: 5.438 kB / 1.07 GB, free: 18.75 MB / 0.7482 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.595e-05/0.8432, allocations: 23.38 kB / 1.07 GB, free: 18.75 MB / 0.7482 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.825e-05/0.8433, allocations: 14.62 kB / 1.07 GB, free: 18.75 MB / 0.7482 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001292/0.8446, allocations: 0.7982 MB / 1.071 GB, free: 18.74 MB / 0.7482 GB Warning: The model contains alias variables with redundant start and/or conflicting 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 0.005394/0.85, allocations: 4.773 MB / 1.075 GB, free: 15.51 MB / 0.7482 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002474/0.8525, allocations: 4.011 MB / 1.079 GB, free: 11.26 MB / 0.7482 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0005724/0.853, allocations: 357.2 kB / 1.079 GB, free: 11.24 MB / 0.7482 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003388/0.8534, allocations: 190.7 kB / 1.08 GB, free: 11.05 MB / 0.7482 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0005637/0.854, allocations: 331.2 kB / 1.08 GB, free: 10.98 MB / 0.7482 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.0005946/0.8546, allocations: 33.03 kB / 1.08 GB, free: 10.96 MB / 0.7482 GB Notification: Performance of pre-optimization done (n=35): time 2.485e-06/0.8546, allocations: 0 / 1.08 GB, free: 10.96 MB / 0.7482 GB Notification: Performance of matching and sorting (n=35): time 0.004973/0.8596, allocations: 1.733 MB / 1.082 GB, free: 10.68 MB / 0.7482 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.934e-05/0.8596, allocations: 85.23 kB / 1.082 GB, free: 10.59 MB / 0.7482 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001457/0.8611, allocations: 1.186 MB / 1.083 GB, free: 10.44 MB / 0.7482 GB Notification: Performance of collectPreVariables (initialization): time 6.947e-05/0.8612, allocations: 38.14 kB / 1.083 GB, free: 10.41 MB / 0.7482 GB Notification: Performance of collectInitialEqns (initialization): time 0.0003767/0.8616, allocations: 0.513 MB / 1.083 GB, free: 10.23 MB / 0.7482 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001063/0.8617, allocations: 125.8 kB / 1.084 GB, free: 10.15 MB / 0.7482 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000209/0.8619, allocations: 123.1 kB / 1.084 GB, free: 10.13 MB / 0.7482 GB Notification: Performance of setup shared object (initialization): time 0.0001576/0.8621, allocations: 328.1 kB / 1.084 GB, free: 9.82 MB / 0.7482 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.000461/0.8625, allocations: 234.9 kB / 1.084 GB, free: 9.812 MB / 0.7482 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006819/0.8632, allocations: 0.5656 MB / 1.085 GB, free: 9.434 MB / 0.7482 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0009212/0.8641, allocations: 0.6823 MB / 1.085 GB, free: 9.195 MB / 0.7482 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.129e-06/0.8642, allocations: 6.469 kB / 1.085 GB, free: 9.191 MB / 0.7482 GB Notification: Performance of matching and sorting (n=58) (initialization): time 0.00231/0.8665, allocations: 1.128 MB / 1.087 GB, free: 9.02 MB / 0.7482 GB Notification: Performance of prepare postOptimizeDAE: time 4.103e-05/0.8665, allocations: 36.61 kB / 1.087 GB, free: 8.988 MB / 0.7482 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.024e-05/0.8665, allocations: 5.312 kB / 1.087 GB, free: 8.988 MB / 0.7482 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001265/0.8678, allocations: 395.7 kB / 1.087 GB, free: 8.961 MB / 0.7482 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002998/0.8681, allocations: 68.14 kB / 1.087 GB, free: 8.957 MB / 0.7482 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001001/0.8691, allocations: 1.066 MB / 1.088 GB, free: 8.418 MB / 0.7482 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001004/0.8702, allocations: 61.02 kB / 1.088 GB, free: 8.414 MB / 0.7482 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.746e-05/0.8702, allocations: 26.59 kB / 1.088 GB, free: 8.41 MB / 0.7482 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0007619/0.871, allocations: 0.5255 MB / 1.089 GB, free: 8.328 MB / 0.7482 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0004562/0.8715, allocations: 0.5219 MB / 1.089 GB, free: 7.953 MB / 0.7482 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.000677/0.8721, allocations: 0.5992 MB / 1.09 GB, free: 7.719 MB / 0.7482 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.657e-06/0.8722, allocations: 0 / 1.09 GB, free: 7.719 MB / 0.7482 GB Notification: Performance of matching and sorting (n=58) (initialization_lambda0): time 0.001563/0.8737, allocations: 0.9236 MB / 1.091 GB, free: 7.566 MB / 0.7482 GB Notification: Performance of prepare postOptimizeDAE: time 3.196e-05/0.8738, allocations: 36.95 kB / 1.091 GB, free: 7.535 MB / 0.7482 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.256e-06/0.8738, allocations: 4.938 kB / 1.091 GB, free: 7.535 MB / 0.7482 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005423/0.8743, allocations: 256.8 kB / 1.091 GB, free: 7.52 MB / 0.7482 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002988/0.8746, allocations: 72.88 kB / 1.091 GB, free: 7.516 MB / 0.7482 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.003481/0.8781, allocations: 3.348 MB / 1.094 GB, free: 5.961 MB / 0.7482 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001074/0.8792, allocations: 70.3 kB / 1.094 GB, free: 5.961 MB / 0.7482 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.338e-05/0.8793, allocations: 30.28 kB / 1.094 GB, free: 5.957 MB / 0.7482 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 24 * Number of states: 0 () * Number of discrete variables: 5 (pulse_m_flow.count,$PRE.pulse_m_flow.count,pulse_m_flow.T_start,$PRE.pulse_m_flow.T_start,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (35): * Single equations (assignments): 33 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,22)} Notification: Performance of prepare postOptimizeDAE: time 0.0002437/0.8795, allocations: 211.4 kB / 1.095 GB, free: 5.773 MB / 0.7482 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002415/0.8798, allocations: 107.7 kB / 1.095 GB, free: 5.719 MB / 0.7482 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001424/0.8812, allocations: 0.8226 MB / 1.096 GB, free: 5.598 MB / 0.7482 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.069e-06/0.8812, allocations: 2 kB / 1.096 GB, free: 5.598 MB / 0.7482 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.767e-06/0.8812, allocations: 7.25 kB / 1.096 GB, free: 5.594 MB / 0.7482 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.881e-06/0.8812, allocations: 2.953 kB / 1.096 GB, free: 5.594 MB / 0.7482 GB Warning: The model contains alias variables with redundant start and/or conflicting 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 postOpt removeSimpleEquations (simulation): time 0.00315/0.8844, allocations: 2.154 MB / 1.098 GB, free: 4.777 MB / 0.7482 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.38e-06/0.8844, allocations: 3.938 kB / 1.098 GB, free: 4.773 MB / 0.7482 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002708/0.8847, allocations: 40.31 kB / 1.098 GB, free: 4.773 MB / 0.7482 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0004331/0.8851, allocations: 217 kB / 1.098 GB, free: 4.742 MB / 0.7482 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.906e-05/0.8852, allocations: 16.25 kB / 1.098 GB, free: 4.738 MB / 0.7482 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0007391/0.8859, allocations: 0.8897 MB / 1.099 GB, free: 4.211 MB / 0.7482 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.039e-06/0.886, allocations: 7.344 kB / 1.099 GB, free: 4.207 MB / 0.7482 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001346/0.8873, allocations: 0.8728 MB / 1.1 GB, free: 3.906 MB / 0.7482 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0005146/0.8878, allocations: 232.4 kB / 1.1 GB, free: 3.754 MB / 0.7482 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002621/0.8881, allocations: 8.969 kB / 1.1 GB, free: 3.754 MB / 0.7482 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.000781/0.8889, allocations: 41.69 kB / 1.1 GB, free: 3.754 MB / 0.7482 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001051/0.889, allocations: 33.56 kB / 1.1 GB, free: 3.75 MB / 0.7482 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.12e-05/0.889, allocations: 16.59 kB / 1.1 GB, free: 3.746 MB / 0.7482 GB Notification: Performance of sorting global known variables: time 0.001346/0.8904, allocations: 0.8373 MB / 1.101 GB, free: 3.637 MB / 0.7482 GB Notification: Performance of sort global known variables: time 1.81e-07/0.8904, allocations: 7.031 kB / 1.101 GB, free: 3.633 MB / 0.7482 GB Notification: Performance of remove unused functions: time 0.001789/0.8922, allocations: 0.4886 MB / 1.101 GB, free: 3.594 MB / 0.7482 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 8 * Number of states: 0 () * Number of discrete variables: 3 ($whenCondition1,pulse_m_flow.T_start,pulse_m_flow.count) * Number of discrete states: 1 (pulse_m_flow.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (22): * Single equations (assignments): 19 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,13)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001656/0.8939, allocations: 1.394 MB / 1.103 GB, free: 2.789 MB / 0.7482 GB Notification: Performance of simCode: created initialization part: time 0.002048/0.8959, allocations: 1.191 MB / 1.104 GB, free: 2.5 MB / 0.7482 GB Notification: Performance of simCode: created event and clocks part: time 5.05e-06/0.8959, allocations: 3.406 kB / 1.104 GB, free: 2.5 MB / 0.7482 GB Notification: Performance of simCode: created simulation system equations: time 0.0004539/0.8964, allocations: 243.1 kB / 1.104 GB, free: 2.5 MB / 0.7482 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002429/0.8988, allocations: 0.5027 MB / 1.104 GB, free: 2.422 MB / 0.7482 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01522/0.9141, allocations: 9.874 MB / 1.114 GB, free: 14.52 MB / 0.7638 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0009434/0.9151, allocations: 1.215 MB / 1.115 GB, free: 13.63 MB / 0.7638 GB Notification: Performance of simCode: alias equations: time 0.001266/0.9163, allocations: 331 kB / 1.116 GB, free: 13.48 MB / 0.7638 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0005756/0.9169, allocations: 356.5 kB / 1.116 GB, free: 13.45 MB / 0.7638 GB Notification: Performance of SimCode: time 1.313e-06/0.917, allocations: 0 / 1.116 GB, free: 13.45 MB / 0.7638 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.06241/0.9794, allocations: 30.88 MB / 1.146 GB, free: 4.781 MB / 0.7794 GB Notification: Performance of buildModelFMU: Generate platform static: time 11.86/12.84, allocations: 18.12 kB / 1.146 GB, free: 4.766 MB / 0.7794 GB (rm -f AixLib_AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDpOptimised.pipe ; mkfifo AixLib_AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDpOptimised.pipe ; head -c 1048576 < AixLib_AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDpOptimised.pipe >> ../files/AixLib_AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDpOptimised.sim & python3 -m fmpy simulate --output-file AixLib_AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDpOptimised_res.csv --start-time 0 --stop-time 1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 AixLib_AixLib_Fluid_Examples_Performance_PressureDrop_SeriesParallelDpOptimised.fmu > AixLib_AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDpOptimised.pipe 2>&1)