Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr AixLib_latest_AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp.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 1.4.0-development/package.mo", uses=false) Using package AixLib with version 1.4.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/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.SeriesParallelDp,fileNamePrefix="AixLib_latest_AixLib_Fluid_Examples_Performance_PressureDrop_SeriesParallelDp",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp,fileNamePrefix="AixLib_latest_AixLib_Fluid_Examples_Performance_PressureDrop_SeriesParallelDp",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 0.005401/0.005401, allocations: 94.8 kB / 15.73 MB, free: 6.047 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001351/0.001351, allocations: 206.2 kB / 16.68 MB, free: 5.973 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.412/1.412, allocations: 222.9 MB / 240.4 MB, free: 4.297 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.1.1-master/package.mo): time 0.1615/0.1615, allocations: 12.01 MB / 302.6 MB, free: 0.8398 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo): time 0.0006806/0.0006806, allocations: 39.86 kB / 355.7 MB, free: 3.66 MB / 286.1 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.4.0-development/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 1.4.0-development/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 1.4.0-development/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 1.4.0-development/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 1.4.0-development/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 1.4.0-development/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 1.4.0-development/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 1.4.0-development/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 1.4.0-development/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 1.4.0-development/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 1.4.0-development/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 1.4.0-development/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 1.4.0-development/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 1.4.0-development/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 1.4.0-development/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 1.4.0-development/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 1.4.0-development/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 1.4.0-development/package.mo): time 1.864/1.864, allocations: 272.2 MB / 0.665 GB, free: 12.84 MB / 478.1 MB Notification: Performance of FrontEnd - loaded program: time 0.003578/0.003579, allocations: 115.8 kB / 0.8923 GB, free: 11.57 MB / 0.6075 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2247/0.2283, allocations: 109.2 MB / 0.9989 GB, free: 14.32 MB / 0.7169 GB Notification: Performance of NFInst.instantiate(AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp): time 0.6178/0.8462, allocations: 167.8 MB / 1.163 GB, free: 0.8984 MB / 0.8107 GB Notification: Performance of NFInst.instExpressions: time 0.005769/0.852, allocations: 4.069 MB / 1.167 GB, free: 13.61 MB / 0.8263 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0004093/0.8524, allocations: 22.28 kB / 1.167 GB, free: 13.59 MB / 0.8263 GB Notification: Performance of NFTyping.typeComponents: time 0.0007493/0.8532, allocations: 235.6 kB / 1.167 GB, free: 13.4 MB / 0.8263 GB Notification: Performance of NFTyping.typeBindings: time 0.001587/0.8548, allocations: 0.6834 MB / 1.168 GB, free: 12.88 MB / 0.8263 GB Notification: Performance of NFTyping.typeClassSections: time 0.001222/0.8561, allocations: 482.6 kB / 1.168 GB, free: 12.54 MB / 0.8263 GB Notification: Performance of NFFlatten.flatten: time 0.00284/0.8589, allocations: 2.783 MB / 1.171 GB, free: 10.99 MB / 0.8263 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00291/0.8618, allocations: 2.551 MB / 1.173 GB, free: 9.359 MB / 0.8263 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002339/0.8642, allocations: 1.269 MB / 1.175 GB, free: 8.086 MB / 0.8263 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001151/0.8653, allocations: 0.8636 MB / 1.175 GB, free: 7.219 MB / 0.8263 GB Notification: Performance of NFPackage.collectConstants: time 0.0001638/0.8655, allocations: 76 kB / 1.175 GB, free: 7.145 MB / 0.8263 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001704/0.8672, allocations: 0.8185 MB / 1.176 GB, free: 6.324 MB / 0.8263 GB Notification: Performance of NFScalarize.scalarize: time 0.0004055/0.8677, allocations: 358.8 kB / 1.177 GB, free: 5.973 MB / 0.8263 GB Notification: Performance of NFVerifyModel.verify: time 0.0007731/0.8684, allocations: 0.6179 MB / 1.177 GB, free: 5.352 MB / 0.8263 GB Notification: Performance of NFConvertDAE.convert: time 0.002041/0.8705, allocations: 1.641 MB / 1.179 GB, free: 3.707 MB / 0.8263 GB Notification: Performance of FrontEnd - DAE generated: time 3.587e-06/0.8705, allocations: 0 / 1.179 GB, free: 3.707 MB / 0.8263 GB Notification: Performance of FrontEnd: time 1.583e-06/0.8705, allocations: 0 / 1.179 GB, free: 3.707 MB / 0.8263 GB Notification: Performance of Transformations before backend: time 1.295e-05/0.8705, allocations: 0 / 1.179 GB, free: 3.707 MB / 0.8263 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 0.002742/0.8733, allocations: 1.658 MB / 1.18 GB, free: 1.984 MB / 0.8263 GB Notification: Performance of prepare preOptimizeDAE: time 3.85e-05/0.8733, allocations: 8.031 kB / 1.18 GB, free: 1.977 MB / 0.8263 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.000125/0.8734, allocations: 98.52 kB / 1.181 GB, free: 1.871 MB / 0.8263 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008056/0.8743, allocations: 208 kB / 1.181 GB, free: 1.668 MB / 0.8263 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001471/0.8757, allocations: 0.9486 MB / 1.182 GB, free: 0.6641 MB / 0.8263 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.968e-05/0.8758, allocations: 49.25 kB / 1.182 GB, free: 0.6172 MB / 0.8263 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001091/0.8759, allocations: 67.98 kB / 1.182 GB, free: 0.5508 MB / 0.8263 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001498/0.8774, allocations: 0.987 MB / 1.183 GB, free: 15.49 MB / 0.8419 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.822e-05/0.8774, allocations: 4 kB / 1.183 GB, free: 15.49 MB / 0.8419 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.71e-05/0.8775, allocations: 24 kB / 1.183 GB, free: 15.46 MB / 0.8419 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.378e-05/0.8775, allocations: 12 kB / 1.183 GB, free: 15.45 MB / 0.8419 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001361/0.8789, allocations: 0.7998 MB / 1.184 GB, free: 14.65 MB / 0.8419 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 0.005116/0.884, allocations: 4.784 MB / 1.188 GB, free: 9.527 MB / 0.8419 GB Notification: Performance of preOpt comSubExp (simulation): time 0.003029/0.8871, allocations: 4.015 MB / 1.192 GB, free: 4.684 MB / 0.8419 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0005312/0.8876, allocations: 337.2 kB / 1.192 GB, free: 4.352 MB / 0.8419 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003253/0.888, allocations: 202.5 kB / 1.193 GB, free: 4.117 MB / 0.8419 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0005796/0.8885, allocations: 330 kB / 1.193 GB, free: 3.777 MB / 0.8419 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.0002864/0.8888, allocations: 27.78 kB / 1.193 GB, free: 3.75 MB / 0.8419 GB Notification: Performance of pre-optimization done (n=35): time 2.114e-06/0.8889, allocations: 4 kB / 1.193 GB, free: 3.746 MB / 0.8419 GB Notification: Performance of matching and sorting (n=35): time 0.005484/0.8943, allocations: 1.674 MB / 1.195 GB, free: 2.051 MB / 0.8419 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.687e-05/0.8944, allocations: 89.09 kB / 1.195 GB, free: 1.945 MB / 0.8419 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00163/0.8961, allocations: 1.181 MB / 1.196 GB, free: 0.75 MB / 0.8419 GB Notification: Performance of collectPreVariables (initialization): time 5.829e-05/0.8961, allocations: 37.7 kB / 1.196 GB, free: 0.707 MB / 0.8419 GB Notification: Performance of collectInitialEqns (initialization): time 0.0004902/0.8966, allocations: 0.5168 MB / 1.196 GB, free: 192 kB / 0.8419 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001269/0.8968, allocations: 130.9 kB / 1.197 GB, free: 60 kB / 0.8419 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001993/0.897, allocations: 126.2 kB / 1.197 GB, free: 15.93 MB / 0.8575 GB Notification: Performance of setup shared object (initialization): time 0.0001549/0.8971, allocations: 329.9 kB / 1.197 GB, free: 15.6 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004413/0.8976, allocations: 234.9 kB / 1.197 GB, free: 15.36 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0007309/0.8983, allocations: 0.5534 MB / 1.198 GB, free: 14.68 MB / 0.8575 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001053/0.8994, allocations: 0.6875 MB / 1.198 GB, free: 13.91 MB / 0.8575 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.414e-06/0.8994, allocations: 7.938 kB / 1.198 GB, free: 13.9 MB / 0.8575 GB Notification: Performance of matching and sorting (n=58) (initialization): time 0.002599/0.902, allocations: 1.143 MB / 1.2 GB, free: 12.75 MB / 0.8575 GB Notification: Performance of prepare postOptimizeDAE: time 4.18e-05/0.9021, allocations: 33.7 kB / 1.2 GB, free: 12.71 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.173e-05/0.9021, allocations: 4 kB / 1.2 GB, free: 12.7 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001618/0.9037, allocations: 463.6 kB / 1.2 GB, free: 12.25 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003302/0.9041, allocations: 75.81 kB / 1.2 GB, free: 12.18 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001574/0.9056, allocations: 1.115 MB / 1.201 GB, free: 11.04 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0008264/0.9065, allocations: 67.86 kB / 1.201 GB, free: 10.97 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.675e-05/0.9065, allocations: 27.98 kB / 1.201 GB, free: 10.94 MB / 0.8575 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0008326/0.9074, allocations: 0.5264 MB / 1.202 GB, free: 10.41 MB / 0.8575 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0006538/0.9081, allocations: 0.5137 MB / 1.202 GB, free: 9.762 MB / 0.8575 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0009026/0.909, allocations: 0.5993 MB / 1.203 GB, free: 9.082 MB / 0.8575 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.614e-06/0.909, allocations: 4 kB / 1.203 GB, free: 9.078 MB / 0.8575 GB Notification: Performance of matching and sorting (n=58) (initialization_lambda0): time 0.001817/0.9108, allocations: 0.9243 MB / 1.204 GB, free: 8.137 MB / 0.8575 GB Notification: Performance of prepare postOptimizeDAE: time 4.675e-05/0.9109, allocations: 37.7 kB / 1.204 GB, free: 8.094 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.958e-06/0.9109, allocations: 11.98 kB / 1.204 GB, free: 8.082 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0006101/0.9115, allocations: 252.6 kB / 1.204 GB, free: 7.836 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003039/0.9118, allocations: 63.89 kB / 1.204 GB, free: 7.773 MB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.004407/0.9162, allocations: 3.359 MB / 1.207 GB, free: 4.277 MB / 0.8575 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0008507/0.9171, allocations: 71.97 kB / 1.207 GB, free: 4.207 MB / 0.8575 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.586e-05/0.9171, allocations: 24 kB / 1.207 GB, free: 4.184 MB / 0.8575 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 {(11,12)} Notification: Performance of prepare postOptimizeDAE: time 0.0002289/0.9174, allocations: 220.1 kB / 1.208 GB, free: 3.961 MB / 0.8575 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001587/0.9175, allocations: 115.2 kB / 1.208 GB, free: 3.848 MB / 0.8575 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001605/0.9192, allocations: 0.8123 MB / 1.209 GB, free: 3.023 MB / 0.8575 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.432e-06/0.9192, allocations: 4 kB / 1.209 GB, free: 3.02 MB / 0.8575 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.994e-06/0.9192, allocations: 0 / 1.209 GB, free: 3.02 MB / 0.8575 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.949e-06/0.9192, allocations: 0 / 1.209 GB, free: 3.02 MB / 0.8575 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 0.003101/0.9223, allocations: 2.151 MB / 1.211 GB, free: 0.7266 MB / 0.8575 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.794e-06/0.9223, allocations: 4.109 kB / 1.211 GB, free: 0.7227 MB / 0.8575 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0002484/0.9226, allocations: 43.89 kB / 1.211 GB, free: 0.6797 MB / 0.8575 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0005681/0.9232, allocations: 250.4 kB / 1.211 GB, free: 444 kB / 0.8575 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.864e-05/0.9232, allocations: 11.98 kB / 1.211 GB, free: 432 kB / 0.8575 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001/0.9242, allocations: 0.9314 MB / 1.212 GB, free: 15.46 MB / 0.8732 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.851e-06/0.9242, allocations: 7.938 kB / 1.212 GB, free: 15.46 MB / 0.8732 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001412/0.9256, allocations: 0.8879 MB / 1.213 GB, free: 14.53 MB / 0.8732 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0003541/0.926, allocations: 236.3 kB / 1.213 GB, free: 14.28 MB / 0.8732 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000112/0.9261, allocations: 12 kB / 1.213 GB, free: 14.27 MB / 0.8732 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0005703/0.9267, allocations: 39.94 kB / 1.213 GB, free: 14.23 MB / 0.8732 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 9.846e-05/0.9268, allocations: 35.97 kB / 1.213 GB, free: 14.2 MB / 0.8732 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.577e-05/0.9268, allocations: 11.98 kB / 1.213 GB, free: 14.18 MB / 0.8732 GB Notification: Performance of sorting global known variables: time 0.001133/0.928, allocations: 0.8368 MB / 1.214 GB, free: 13.34 MB / 0.8732 GB Notification: Performance of sort global known variables: time 1.3e-07/0.928, allocations: 0 / 1.214 GB, free: 13.34 MB / 0.8732 GB Notification: Performance of remove unused functions: time 0.001312/0.9293, allocations: 0.4916 MB / 1.214 GB, free: 12.85 MB / 0.8732 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 {(11,3)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001852/0.9312, allocations: 1.409 MB / 1.216 GB, free: 11.4 MB / 0.8732 GB Notification: Performance of simCode: created initialization part: time 0.00276/0.9339, allocations: 1.292 MB / 1.217 GB, free: 10.07 MB / 0.8732 GB Notification: Performance of simCode: created event and clocks part: time 5.24e-06/0.934, allocations: 8.062 kB / 1.217 GB, free: 10.06 MB / 0.8732 GB Notification: Performance of simCode: created simulation system equations: time 0.0007008/0.9347, allocations: 323.8 kB / 1.217 GB, free: 9.746 MB / 0.8732 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002332/0.937, allocations: 0.5014 MB / 1.218 GB, free: 9.246 MB / 0.8732 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01606/0.9531, allocations: 9.533 MB / 1.227 GB, free: 15.39 MB / 0.8888 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0009113/0.954, allocations: 1.213 MB / 1.228 GB, free: 14.15 MB / 0.8888 GB Notification: Performance of simCode: alias equations: time 0.0009359/0.955, allocations: 332.6 kB / 1.229 GB, free: 13.82 MB / 0.8888 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0004835/0.9555, allocations: 355.3 kB / 1.229 GB, free: 13.47 MB / 0.8888 GB Notification: Performance of SimCode: time 6.51e-07/0.9555, allocations: 0 / 1.229 GB, free: 13.47 MB / 0.8888 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.07216/1.028, allocations: 30.92 MB / 1.259 GB, free: 14.97 MB / 0.92 GB Notification: Performance of buildModelFMU: Generate platform static: time 14.62/15.65, allocations: 9.5 kB / 1.259 GB, free: 14.96 MB / 0.92 GB (rm -f AixLib_latest_AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp.pipe ; mkfifo AixLib_latest_AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp.pipe ; head -c 1048576 < AixLib_latest_AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp.pipe >> ../files/AixLib_latest_AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp.sim & python3 -m fmpy simulate --output-file AixLib_latest_AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp_res.csv --start-time 0 --stop-time 1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0004 AixLib_latest_AixLib_Fluid_Examples_Performance_PressureDrop_SeriesParallelDp.fmu > AixLib_latest_AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp.pipe 2>&1)