Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr AixLib_AixLib.Fluid.Examples.FlowSystem.Simplified6.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/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/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.FlowSystem.Simplified6,fileNamePrefix="AixLib_AixLib_Fluid_Examples_FlowSystem_Simplified6",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(AixLib.Fluid.Examples.FlowSystem.Simplified6,fileNamePrefix="AixLib_AixLib_Fluid_Examples_FlowSystem_Simplified6",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 0.001629/0.001629, allocations: 99.16 kB / 15.05 MB, free: 1.105 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002203/0.002203, allocations: 177.3 kB / 15.95 MB, free: 216 kB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 2.465/2.465, allocations: 223.2 MB / 239.9 MB, free: 5.371 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.1.1/package.mo): time 0.3892/0.3892, allocations: 12.02 MB / 303 MB, free: 1.672 MB / 238.1 MB
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo:9:42-9:258:writable] Notification: This is an open source dummy package of a commercial library. If you want it to be supported, you will need to add an implemention on our github repository: https://github.com/Modelica-OpenVendorSpecificLibraries.
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo): time 0.0006077/0.0006077, allocations: 15.92 kB / 357.1 MB, free: 3.223 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 2.399/2.399, allocations: 266.7 MB / 0.6619 GB, free: 3.348 MB / 462.1 MB
Notification: AixLib requested package SDF of version 0.4.2. SDF 0.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.0009228/0.0009229, allocations: 17.06 kB / 0.7824 GB, free: 32.61 MB / 0.545 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3372/0.3382, allocations: 110.2 MB / 0.89 GB, free: 1.891 MB / 0.5919 GB
Notification: Performance of NFInst.instantiate(AixLib.Fluid.Examples.FlowSystem.Simplified6): time 1.05/1.389, allocations: 297.6 MB / 1.181 GB, free: 13.03 MB / 0.7638 GB
Notification: Performance of NFInst.instExpressions: time 0.1181/1.507, allocations: 63.22 MB / 1.242 GB, free: 13.72 MB / 0.8263 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.02164/1.528, allocations: 345.6 kB / 1.243 GB, free: 13.38 MB / 0.8263 GB
Notification: Performance of NFTyping.typeComponents: time 0.02061/1.549, allocations: 4.353 MB / 1.247 GB, free: 9.004 MB / 0.8263 GB
Notification: Performance of NFTyping.typeBindings: time 0.05713/1.606, allocations: 13.27 MB / 1.26 GB, free: 11.72 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.03/1.636, allocations: 8.485 MB / 1.268 GB, free: 3.383 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.03969/1.676, allocations: 17.52 MB / 1.285 GB, free: 1.84 MB / 0.8575 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.02822/1.704, allocations: 13.07 MB / 1.298 GB, free: 4.672 MB / 0.8732 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.02721/1.732, allocations: 9.537 MB / 1.307 GB, free: 11.1 MB / 0.8888 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.01754/1.749, allocations: 6.913 MB / 1.314 GB, free: 4.16 MB / 0.8888 GB
Notification: Performance of NFPackage.collectConstants: time 0.005163/1.754, allocations: 0.5 MB / 1.315 GB, free: 3.66 MB / 0.8888 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.01752/1.772, allocations: 3.086 MB / 1.318 GB, free: 0.5703 MB / 0.8888 GB
Notification: Performance of NFScalarize.scalarize: time 0.007867/1.78, allocations: 2.774 MB / 1.32 GB, free: 13.79 MB / 0.9044 GB
Notification: Performance of NFVerifyModel.verify: time 0.01008/1.79, allocations: 2.689 MB / 1.323 GB, free: 11.08 MB / 0.9044 GB
Notification: Performance of NFConvertDAE.convert: time 0.02434/1.814, allocations: 14.84 MB / 1.338 GB, free: 12.21 MB / 0.92 GB
Notification: Performance of FrontEnd - DAE generated: time 4.328e-06/1.814, allocations: 0 / 1.338 GB, free: 12.21 MB / 0.92 GB
Notification: Performance of FrontEnd: time 2.074e-06/1.814, allocations: 4 kB / 1.338 GB, free: 12.2 MB / 0.92 GB
Notification: Performance of Transformations before backend: time 0.0008875/1.815, allocations: 0 / 1.338 GB, free: 12.2 MB / 0.92 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 1549
 * Number of variables: 1549
Notification: Performance of Generate backend data structure: time 0.04047/1.856, allocations: 14.19 MB / 1.351 GB, free: 13.86 MB / 0.9357 GB
Notification: Performance of prepare preOptimizeDAE: time 5.268e-05/1.856, allocations: 12.03 kB / 1.351 GB, free: 13.85 MB / 0.9357 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.003051/1.859, allocations: 0.7986 MB / 1.352 GB, free: 13.04 MB / 0.9357 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01212/1.871, allocations: 2.265 MB / 1.354 GB, free: 10.76 MB / 0.9357 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0393/1.91, allocations: 15.55 MB / 1.37 GB, free: 11.11 MB / 0.9513 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.001945/1.912, allocations: 0.7914 MB / 1.37 GB, free: 10.32 MB / 0.9513 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.003043/1.916, allocations: 0.6992 MB / 1.371 GB, free: 9.617 MB / 0.9513 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02948/1.945, allocations: 8.883 MB / 1.38 GB, free: 368 kB / 0.9513 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0004014/1.945, allocations: 19.81 kB / 1.38 GB, free: 348 kB / 0.9513 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.003464/1.949, allocations: 256 kB / 1.38 GB, free: 92 kB / 0.9513 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004091/1.949, allocations: 231.2 kB / 1.38 GB, free: 15.86 MB / 0.9669 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03278/1.982, allocations: 7.386 MB / 1.387 GB, free: 8.469 MB / 0.9669 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 0.9217/2.904, allocations: 50.53 MB / 1.437 GB, free: 318 MB / 0.9669 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01893/2.923, allocations: 5.53 MB / 1.442 GB, free: 316.1 MB / 0.9669 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 evalFunc (simulation): time 0.05969/2.983, allocations: 13.19 MB / 1.455 GB, free: 306.9 MB / 0.9669 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01128/2.994, allocations: 3.621 MB / 1.459 GB, free: 304.9 MB / 0.9669 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.01636/3.011, allocations: 1.925 MB / 1.46 GB, free: 304.3 MB / 0.9669 GB
Notification: Performance of pre-optimization done (n=335): time 3.238e-05/3.011, allocations: 0 / 1.46 GB, free: 304.3 MB / 0.9669 GB
Notification: Performance of matching and sorting (n=530): time 0.2869/3.298, allocations: 54.67 MB / 1.514 GB, free: 262.4 MB / 0.9669 GB
Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information.
Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed!
[/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2135:10-2135:88:writable] Error: Internal error function optimizeJacobianMatrix failed
[/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2052:9-2052:79:writable] Error: Internal error function createJacobian failed
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Fluid/Actuators/BaseClasses/ValveParameters.mo:26:3-31:106:writable] Warning: Parameter valNorth.res3.dpValve_nominal has no value, and is fixed during initialization (fixed=true), using available start value (start=0.0) as default value.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Fluid/Interfaces/PartialTwoPortInterface.mo:8:3-9:76:writable] Warning: Parameter valNorth.res3.m_flow_nominal has no value, and is fixed during initialization (fixed=true), using available start value (start=0.0) as default value.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Fluid/Actuators/BaseClasses/ValveParameters.mo:26:3-31:106:writable] Warning: Parameter valNorth.res1.dpValve_nominal has no value, and is fixed during initialization (fixed=true), using available start value (start=0.0) as default value.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Fluid/Interfaces/PartialTwoPortInterface.mo:8:3-9:76:writable] Warning: Parameter valNorth.res1.m_flow_nominal has no value, and is fixed during initialization (fixed=true), using available start value (start=0.0) as default value.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Fluid/Actuators/BaseClasses/ValveParameters.mo:26:3-31:106:writable] Warning: Parameter valSouth.res3.dpValve_nominal has no value, and is fixed during initialization (fixed=true), using available start value (start=0.0) as default value.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Fluid/Interfaces/PartialTwoPortInterface.mo:8:3-9:76:writable] Warning: Parameter valSouth.res3.m_flow_nominal has no value, and is fixed during initialization (fixed=true), using available start value (start=0.0) as default value.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Fluid/Actuators/BaseClasses/ValveParameters.mo:26:3-31:106:writable] Warning: Parameter valSouth.res1.dpValve_nominal has no value, and is fixed during initialization (fixed=true), using available start value (start=0.0) as default value.
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Fluid/Interfaces/PartialTwoPortInterface.mo:8:3-9:76:writable] Warning: Parameter valSouth.res1.m_flow_nominal has no value, and is fixed during initialization (fixed=true), using available start value (start=0.0) as default value.
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 269
 * Number of states: 0 ()
 * Number of discrete variables: 10 ($whenCondition1,$whenCondition2,stepPump.y,$PRE.stepPump.pulseStart,stepPump.pulseStart,pumpHea.stage,$PRE.stepValve.T_start,stepValve.T_start,$PRE.stepValve.count,stepValve.count)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (772):
 * Single equations (assignments): 757
 * Array equations: 6
 * Algorithm blocks: 1
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 6
 * Torn equation systems: 2
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details:
 * Constant Jacobian: 0
 * Linear Jacobian (size,density): 0
 * Non-linear Jacobian: 6 {1,1,1,1,1,1}
 * Without analytic Jacobian: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems: 0
 * Non-linear torn systems: 2 {8 80,8 80}
Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts.
Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information.
Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed!
[/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2135:10-2135:88:writable] Error: Internal error function optimizeJacobianMatrix failed
[/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2052:9-2052:79:writable] Error: Internal error function createJacobian failed
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 15
 * Number of states: 11 ($STATESET1.x[4],$STATESET1.x[3],$STATESET1.x[2],$STATESET1.x[1],valSouth.res1.filter.s[1],valSouth.res3.filter.s[1],valSouth.vol.dynBal.U,valNorth.res1.filter.s[1],valNorth.res3.filter.s[1],valNorth.vol.dynBal.U,heater.outCon.T)
 * Number of discrete variables: 7 ($whenCondition2,$whenCondition1,stepPump.y,stepPump.pulseStart,pumpHea.stage,stepValve.T_start,stepValve.count)
 * Number of discrete states: 1 (stepValve.count)
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (446):
 * Single equations (assignments): 425
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 10
 * When equations: 3
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 5
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details:
 * Constant Jacobian: 0
 * Linear Jacobian (size,density): 0
 * Non-linear Jacobian: 5 {1,1,1,1,1}
 * Without analytic Jacobian: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems: 0
 * Non-linear torn systems: 3 {12 76,12 93,1 1}
[/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4497:9-4497:59:writable] Error: Internal error function createStateSetsSets failed.
[/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:748:5-748:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed]