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 0.006039/0.006039, allocations: 104.3 kB / 15.73 MB, free: 5.953 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001283/0.001283, allocations: 190.2 kB / 16.67 MB, free: 5.871 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.428/1.428, allocations: 222.9 MB / 240.4 MB, free: 15.05 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.1.1-master/package.mo): time 0.06014/0.06014, allocations: 12.04 MB / 302.6 MB, free: 3.086 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo): time 0.0006089/0.000609, allocations: 23.95 kB / 355.7 MB, free: 13.96 MB / 302.1 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 2.088/2.088, allocations: 272.3 MB / 0.6651 GB, free: 18.38 MB / 478.1 MB Notification: Performance of FrontEnd - loaded program: time 0.002244/0.002244, allocations: 115.8 kB / 0.8924 GB, free: 15.54 MB / 0.67 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.6841/0.6864, allocations: 109.1 MB / 0.999 GB, free: 7.926 MB / 0.6857 GB Notification: Performance of NFInst.instantiate(AixLib.Fluid.Examples.Performance.PressureDrop.SeriesParallelDp): time 0.1796/0.8661, allocations: 167.8 MB / 1.163 GB, free: 8.082 MB / 0.8419 GB Notification: Performance of NFInst.instExpressions: time 0.006084/0.8722, allocations: 4.066 MB / 1.167 GB, free: 4.004 MB / 0.8419 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0006923/0.8729, allocations: 15.88 kB / 1.167 GB, free: 3.988 MB / 0.8419 GB Notification: Performance of NFTyping.typeComponents: time 0.0009262/0.8739, allocations: 250.5 kB / 1.167 GB, free: 3.742 MB / 0.8419 GB Notification: Performance of NFTyping.typeBindings: time 0.002198/0.8761, allocations: 0.7117 MB / 1.168 GB, free: 3.027 MB / 0.8419 GB Notification: Performance of NFTyping.typeClassSections: time 0.001795/0.8779, allocations: 485.1 kB / 1.168 GB, free: 2.559 MB / 0.8419 GB Notification: Performance of NFFlatten.flatten: time 0.00366/0.8816, allocations: 2.777 MB / 1.171 GB, free: 15.77 MB / 0.8575 GB Notification: Performance of NFFlatten.resolveConnections: time 0.003222/0.8849, allocations: 2.575 MB / 1.173 GB, free: 13.19 MB / 0.8575 GB Notification: Performance of NFEvalConstants.evaluate: time 0.002699/0.8876, allocations: 1.285 MB / 1.175 GB, free: 11.9 MB / 0.8575 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001551/0.8891, allocations: 0.8559 MB / 1.176 GB, free: 11.04 MB / 0.8575 GB Notification: Performance of NFPackage.collectConstants: time 0.000324/0.8895, allocations: 76 kB / 1.176 GB, free: 10.96 MB / 0.8575 GB Notification: Performance of NFFlatten.collectFunctions: time 0.002092/0.8916, allocations: 0.8264 MB / 1.176 GB, free: 10.14 MB / 0.8575 GB Notification: Performance of NFScalarize.scalarize: time 0.0006196/0.8922, allocations: 362.7 kB / 1.177 GB, free: 9.781 MB / 0.8575 GB Notification: Performance of NFVerifyModel.verify: time 0.001306/0.8935, allocations: 0.6179 MB / 1.177 GB, free: 9.16 MB / 0.8575 GB Notification: Performance of NFConvertDAE.convert: time 0.002804/0.8964, allocations: 1.634 MB / 1.179 GB, free: 7.523 MB / 0.8575 GB Notification: Performance of FrontEnd - DAE generated: time 6.382e-06/0.8964, allocations: 0 / 1.179 GB, free: 7.523 MB / 0.8575 GB Notification: Performance of FrontEnd: time 3.477e-06/0.8964, allocations: 4 kB / 1.179 GB, free: 7.52 MB / 0.8575 GB Notification: Performance of Transformations before backend: time 6.154e-05/0.8965, allocations: 3.938 kB / 1.179 GB, free: 7.516 MB / 0.8575 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 0.003486/0.9, allocations: 1.649 MB / 1.181 GB, free: 5.801 MB / 0.8575 GB Notification: Performance of prepare preOptimizeDAE: time 5.333e-05/0.9, allocations: 12.03 kB / 1.181 GB, free: 5.789 MB / 0.8575 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0001926/0.9002, allocations: 94.52 kB / 1.181 GB, free: 5.688 MB / 0.8575 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0009635/0.9012, allocations: 207.1 kB / 1.181 GB, free: 5.484 MB / 0.8575 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.00203/0.9033, allocations: 0.9564 MB / 1.182 GB, free: 4.473 MB / 0.8575 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 6.995e-05/0.9033, allocations: 41.31 kB / 1.182 GB, free: 4.434 MB / 0.8575 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002064/0.9036, allocations: 68 kB / 1.182 GB, free: 4.367 MB / 0.8575 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002426/0.906, allocations: 0.9986 MB / 1.183 GB, free: 3.297 MB / 0.8575 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.474e-05/0.9061, allocations: 0 / 1.183 GB, free: 3.297 MB / 0.8575 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001047/0.9062, allocations: 24 kB / 1.183 GB, free: 3.273 MB / 0.8575 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.531e-05/0.9062, allocations: 15.94 kB / 1.183 GB, free: 3.258 MB / 0.8575 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002109/0.9083, allocations: 0.7999 MB / 1.184 GB, free: 2.457 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 preOpt removeSimpleEquations (simulation): time 0.007436/0.9158, allocations: 4.777 MB / 1.188 GB, free: 13.34 MB / 0.8732 GB Notification: Performance of preOpt comSubExp (simulation): time 0.003503/0.9193, allocations: 4.006 MB / 1.192 GB, free: 8.5 MB / 0.8732 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0007903/0.9201, allocations: 343 kB / 1.193 GB, free: 8.164 MB / 0.8732 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004006/0.9206, allocations: 194.5 kB / 1.193 GB, free: 7.938 MB / 0.8732 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0007867/0.9214, allocations: 321 kB / 1.193 GB, free: 7.605 MB / 0.8732 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.0004587/0.9218, allocations: 39.72 kB / 1.193 GB, free: 7.566 MB / 0.8732 GB Notification: Performance of pre-optimization done (n=35): time 4.409e-06/0.9219, allocations: 4 kB / 1.193 GB, free: 7.562 MB / 0.8732 GB Notification: Performance of matching and sorting (n=35): time 0.007972/0.9298, allocations: 1.667 MB / 1.195 GB, free: 5.867 MB / 0.8732 GB Notification: Performance of inlineWhenForInitialization (initialization): time 7.592e-05/0.9299, allocations: 89.05 kB / 1.195 GB, free: 5.762 MB / 0.8732 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002634/0.9326, allocations: 1.181 MB / 1.196 GB, free: 4.566 MB / 0.8732 GB Notification: Performance of collectPreVariables (initialization): time 9.999e-05/0.9327, allocations: 41.7 kB / 1.196 GB, free: 4.52 MB / 0.8732 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006506/0.9334, allocations: 0.5129 MB / 1.197 GB, free: 4.004 MB / 0.8732 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001737/0.9336, allocations: 134.9 kB / 1.197 GB, free: 3.871 MB / 0.8732 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002889/0.9339, allocations: 122.1 kB / 1.197 GB, free: 3.746 MB / 0.8732 GB Notification: Performance of setup shared object (initialization): time 0.0001541/0.934, allocations: 329.9 kB / 1.197 GB, free: 3.418 MB / 0.8732 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006558/0.9347, allocations: 238.9 kB / 1.197 GB, free: 3.18 MB / 0.8732 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0009994/0.9357, allocations: 0.5527 MB / 1.198 GB, free: 2.492 MB / 0.8732 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001448/0.9372, allocations: 0.6864 MB / 1.199 GB, free: 1.727 MB / 0.8732 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 9.718e-06/0.9372, allocations: 4 kB / 1.199 GB, free: 1.723 MB / 0.8732 GB Notification: Performance of matching and sorting (n=58) (initialization): time 0.003889/0.9411, allocations: 1.143 MB / 1.2 GB, free: 0.5625 MB / 0.8732 GB Notification: Performance of prepare postOptimizeDAE: time 6.323e-05/0.9412, allocations: 35.58 kB / 1.2 GB, free: 0.5234 MB / 0.8732 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.335e-05/0.9412, allocations: 8 kB / 1.2 GB, free: 0.5156 MB / 0.8732 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002092/0.9433, allocations: 462.8 kB / 1.2 GB, free: 64 kB / 0.8732 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004785/0.9438, allocations: 71.94 kB / 1.2 GB, free: 15.99 MB / 0.8888 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002174/0.946, allocations: 1.116 MB / 1.201 GB, free: 14.85 MB / 0.8888 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001463/0.9475, allocations: 71.84 kB / 1.201 GB, free: 14.78 MB / 0.8888 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001025/0.9476, allocations: 24 kB / 1.201 GB, free: 14.76 MB / 0.8888 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001273/0.9489, allocations: 0.5321 MB / 1.202 GB, free: 14.22 MB / 0.8888 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.000943/0.9499, allocations: 0.5175 MB / 1.202 GB, free: 13.57 MB / 0.8888 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001115/0.951, allocations: 0.5954 MB / 1.203 GB, free: 12.89 MB / 0.8888 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.28e-06/0.951, allocations: 0 / 1.203 GB, free: 12.89 MB / 0.8888 GB Notification: Performance of matching and sorting (n=58) (initialization_lambda0): time 0.00259/0.9536, allocations: 0.9317 MB / 1.204 GB, free: 11.94 MB / 0.8888 GB Notification: Performance of prepare postOptimizeDAE: time 4.855e-05/0.9537, allocations: 41.8 kB / 1.204 GB, free: 11.89 MB / 0.8888 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.268e-05/0.9537, allocations: 7.938 kB / 1.204 GB, free: 11.89 MB / 0.8888 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.000831/0.9546, allocations: 247.2 kB / 1.204 GB, free: 11.64 MB / 0.8888 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004628/0.955, allocations: 71.89 kB / 1.204 GB, free: 11.57 MB / 0.8888 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005908/0.961, allocations: 3.351 MB / 1.208 GB, free: 8.086 MB / 0.8888 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001524/0.9625, allocations: 75.91 kB / 1.208 GB, free: 8.012 MB / 0.8888 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001046/0.9626, allocations: 23.94 kB / 1.208 GB, free: 7.988 MB / 0.8888 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 0.0003004/0.963, allocations: 222.4 kB / 1.208 GB, free: 7.77 MB / 0.8888 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003644/0.9633, allocations: 115.2 kB / 1.208 GB, free: 7.656 MB / 0.8888 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002219/0.9656, allocations: 0.8084 MB / 1.209 GB, free: 6.836 MB / 0.8888 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.173e-05/0.9656, allocations: 4.094 kB / 1.209 GB, free: 6.832 MB / 0.8888 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.203e-06/0.9656, allocations: 3.984 kB / 1.209 GB, free: 6.828 MB / 0.8888 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.227e-06/0.9656, allocations: 11.98 kB / 1.209 GB, free: 6.816 MB / 0.8888 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 0.004591/0.9702, allocations: 2.145 MB / 1.211 GB, free: 4.531 MB / 0.8888 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.07e-05/0.9703, allocations: 4 kB / 1.211 GB, free: 4.527 MB / 0.8888 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003808/0.9706, allocations: 43.95 kB / 1.211 GB, free: 4.484 MB / 0.8888 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0007838/0.9714, allocations: 252.7 kB / 1.211 GB, free: 4.234 MB / 0.8888 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.648e-05/0.9715, allocations: 8 kB / 1.211 GB, free: 4.227 MB / 0.8888 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.00138/0.9729, allocations: 0.9347 MB / 1.212 GB, free: 3.266 MB / 0.8888 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.334e-05/0.9729, allocations: 4 kB / 1.212 GB, free: 3.262 MB / 0.8888 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002152/0.9751, allocations: 0.8943 MB / 1.213 GB, free: 2.328 MB / 0.8888 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0006823/0.9758, allocations: 236.3 kB / 1.213 GB, free: 2.078 MB / 0.8888 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002949/0.9761, allocations: 8 kB / 1.213 GB, free: 2.07 MB / 0.8888 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001096/0.9772, allocations: 39.94 kB / 1.213 GB, free: 2.031 MB / 0.8888 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001393/0.9774, allocations: 31.97 kB / 1.213 GB, free: 2 MB / 0.8888 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.669e-05/0.9775, allocations: 15.98 kB / 1.213 GB, free: 1.984 MB / 0.8888 GB Notification: Performance of sorting global known variables: time 0.002025/0.9795, allocations: 0.8329 MB / 1.214 GB, free: 1.145 MB / 0.8888 GB Notification: Performance of sort global known variables: time 3.21e-07/0.9795, allocations: 0 / 1.214 GB, free: 1.145 MB / 0.8888 GB Notification: Performance of remove unused functions: time 0.002511/0.982, allocations: 0.4994 MB / 1.215 GB, free: 0.6445 MB / 0.8888 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 0.0026/0.9847, allocations: 1.397 MB / 1.216 GB, free: 15.21 MB / 0.9044 GB Notification: Performance of simCode: created initialization part: time 0.003947/0.9886, allocations: 1.316 MB / 1.217 GB, free: 13.86 MB / 0.9044 GB Notification: Performance of simCode: created event and clocks part: time 5.58e-06/0.9887, allocations: 0 / 1.217 GB, free: 13.86 MB / 0.9044 GB Notification: Performance of simCode: created simulation system equations: time 0.0009116/0.9896, allocations: 316.1 kB / 1.217 GB, free: 13.55 MB / 0.9044 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00354/0.9931, allocations: 0.4957 MB / 1.218 GB, free: 13.05 MB / 0.9044 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02278/1.016, allocations: 9.54 MB / 1.227 GB, free: 3.195 MB / 0.9044 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001309/1.017, allocations: 1.213 MB / 1.228 GB, free: 1.953 MB / 0.9044 GB Notification: Performance of simCode: alias equations: time 0.001515/1.019, allocations: 324.6 kB / 1.229 GB, free: 1.633 MB / 0.9044 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0007339/1.02, allocations: 359.3 kB / 1.229 GB, free: 1.281 MB / 0.9044 GB Notification: Performance of SimCode: time 1.383e-06/1.02, allocations: 0 / 1.229 GB, free: 1.281 MB / 0.9044 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.07582/1.095, allocations: 30.92 MB / 1.259 GB, free: 2.785 MB / 0.9357 GB Notification: Performance of buildModelFMU: Generate platform static: time 14.85/15.95, allocations: 8 kB / 1.259 GB, free: 2.777 MB / 0.9357 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)