Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ModelicaTest_4.1.0_ModelicaTest.Fluid.TestExamplesVariants.HeatingSystem_FixedInitial.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001375/0.001375, allocations: 105.1 kB / 21.22 MB, free: 0.6289 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.001471/0.001471, allocations: 214.7 kB / 24.52 MB, free: 3.914 MB / 14.72 MB " [Timeout remaining time 180] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.42/1.42, allocations: 230.6 MB / 258.3 MB, free: 7.77 MB / 206.1 MB " [Timeout remaining time 178] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/package.mo", uses=false) [Timeout 180] "Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/package.mo): time 0.2269/0.2269, allocations: 46.96 MB / 361.7 MB, free: 4.137 MB / 286.1 MB " [Timeout remaining time 180] Using package ModelicaTest with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaTest 4.1.0+maint.om/package.mo) Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo) Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo) Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo) Running command: "" <> buildModelFMU(ModelicaTest.Fluid.TestExamplesVariants.HeatingSystem_FixedInitial,fileNamePrefix="ModelicaTest_4_1_0_ModelicaTest_Fluid_TestExamplesVariants_HeatingSystem_FixedInitial",fmuType="cs",version="2.0",platforms={"static"}) "" <> buildModelFMU(ModelicaTest.Fluid.TestExamplesVariants.HeatingSystem_FixedInitial,fileNamePrefix="ModelicaTest_4_1_0_ModelicaTest_Fluid_TestExamplesVariants_HeatingSystem_FixedInitial",fmuType="cs",version="2.0",platforms={"static"}) [Timeout 660] "Notification: Performance of FrontEnd - loaded program: time 0.001978/0.001978, allocations: 67.89 kB / 0.4969 GB, free: 7.727 MB / 366.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3101/0.3121, allocations: 66.03 MB / 0.5614 GB, free: 4.234 MB / 398.1 MB Notification: Performance of NFInst.instantiate(ModelicaTest.Fluid.TestExamplesVariants.HeatingSystem_FixedInitial): time 0.09687/0.409, allocations: 81.66 MB / 0.6411 GB, free: 2.289 MB / 478.1 MB Notification: Performance of NFInst.instExpressions: time 0.03305/0.442, allocations: 19.6 MB / 0.6603 GB, free: 14.64 MB / 0.4981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002556/0.4446, allocations: 126.9 kB / 0.6604 GB, free: 14.52 MB / 0.4981 GB Notification: Performance of NFTyping.typeComponents: time 0.003027/0.4476, allocations: 0.9084 MB / 0.6613 GB, free: 13.6 MB / 0.4981 GB Notification: Performance of NFTyping.typeBindings: time 0.01201/0.4596, allocations: 3.9 MB / 0.6651 GB, free: 9.684 MB / 0.4981 GB Notification: Performance of NFTyping.typeClassSections: time 0.015/0.4746, allocations: 6.054 MB / 0.671 GB, free: 3.633 MB / 0.4981 GB Notification: Performance of NFFlatten.flatten: time 0.01142/0.486, allocations: 7.436 MB / 0.6783 GB, free: 12.17 MB / 0.5137 GB Notification: Performance of NFFlatten.resolveConnections: time 0.003597/0.4896, allocations: 1.607 MB / 0.6798 GB, free: 10.54 MB / 0.5137 GB Notification: Performance of NFEvalConstants.evaluate: time 0.4715/0.9611, allocations: 74.5 MB / 0.7526 GB, free: 53.42 MB / 0.5606 GB Notification: Performance of NFSimplifyModel.simplify: time 0.06882/1.03, allocations: 31.9 MB / 0.7837 GB, free: 44.08 MB / 0.5606 GB Notification: Performance of NFPackage.collectConstants: time 0.001041/1.031, allocations: 249.5 kB / 0.784 GB, free: 44.08 MB / 0.5606 GB Notification: Performance of NFFlatten.collectFunctions: time 0.01246/1.043, allocations: 5.51 MB / 0.7893 GB, free: 43.14 MB / 0.5606 GB Notification: Performance of NFScalarize.scalarize: time 0.002008/1.045, allocations: 1.127 MB / 0.7904 GB, free: 43.13 MB / 0.5606 GB Notification: Performance of NFVerifyModel.verify: time 0.00238/1.048, allocations: 1.256 MB / 0.7917 GB, free: 43.13 MB / 0.5606 GB Notification: Performance of NFConvertDAE.convert: time 0.008983/1.057, allocations: 5.421 MB / 0.797 GB, free: 41.21 MB / 0.5606 GB Notification: Performance of FrontEnd - DAE generated: time 6.382e-06/1.057, allocations: 0 / 0.797 GB, free: 41.21 MB / 0.5606 GB Notification: Performance of FrontEnd: time 1.934e-06/1.057, allocations: 4 kB / 0.797 GB, free: 41.21 MB / 0.5606 GB Notification: Performance of Transformations before backend: time 6.362e-05/1.057, allocations: 3.562 kB / 0.797 GB, free: 41.21 MB / 0.5606 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 538 * Number of variables: 538 Notification: Performance of Generate backend data structure: time 0.007261/1.064, allocations: 3.503 MB / 0.8004 GB, free: 38.09 MB / 0.5606 GB Notification: Performance of prepare preOptimizeDAE: time 3.82e-05/1.064, allocations: 12.03 kB / 0.8004 GB, free: 38.08 MB / 0.5606 GB Notification: Performance of preOpt introduceOutputRealDerivatives (simulation): time 6.645e-05/1.064, allocations: 67.66 kB / 0.8005 GB, free: 38.02 MB / 0.5606 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0004176/1.065, allocations: 339.3 kB / 0.8008 GB, free: 37.8 MB / 0.5606 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.00086/1.066, allocations: 338.5 kB / 0.8011 GB, free: 37.47 MB / 0.5606 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002551/1.068, allocations: 1.593 MB / 0.8027 GB, free: 36.23 MB / 0.5606 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001473/1.068, allocations: 274 kB / 0.8029 GB, free: 36 MB / 0.5606 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002993/1.069, allocations: 195.7 kB / 0.8031 GB, free: 35.88 MB / 0.5606 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.004395/1.073, allocations: 3.691 MB / 0.8067 GB, free: 32.98 MB / 0.5606 GB Notification: Performance of preOpt findStateOrder (simulation): time 4.752e-05/1.073, allocations: 13.52 kB / 0.8067 GB, free: 32.97 MB / 0.5606 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002271/1.073, allocations: 83.23 kB / 0.8068 GB, free: 32.95 MB / 0.5606 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002401/1.073, allocations: 253.1 kB / 0.807 GB, free: 32.73 MB / 0.5606 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.004277/1.078, allocations: 3.132 MB / 0.8101 GB, free: 30.65 MB / 0.5606 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 0.01616/1.094, allocations: 10.11 MB / 0.82 GB, free: 22.82 MB / 0.5606 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0036/1.097, allocations: 2.146 MB / 0.8221 GB, free: 21.43 MB / 0.5606 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001814/1.099, allocations: 1.311 MB / 0.8234 GB, free: 20.33 MB / 0.5606 GB Notification: Performance of preOpt evalFunc (simulation): time 0.006675/1.106, allocations: 3.541 MB / 0.8268 GB, free: 16.82 MB / 0.5606 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.554e-05/1.106, allocations: 56.56 kB / 0.8269 GB, free: 16.76 MB / 0.5606 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.000785/1.107, allocations: 186.5 kB / 0.827 GB, free: 16.58 MB / 0.5606 GB Notification: Performance of pre-optimization done (n=178): time 4.869e-06/1.107, allocations: 0 / 0.827 GB, free: 16.58 MB / 0.5606 GB Notification: Performance of matching and sorting (n=254): time 0.3757/1.483, allocations: 41.8 MB / 0.8679 GB, free: 6.82 MB / 0.5919 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! Notification: Performance of inlineWhenForInitialization (initialization): time 0.01273/1.495, allocations: 3.051 MB / 0.8708 GB, free: 3.746 MB / 0.5919 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002781/1.498, allocations: 1.841 MB / 0.8726 GB, free: 1.863 MB / 0.5919 GB Notification: Performance of collectPreVariables (initialization): time 0.0005819/1.499, allocations: 65.7 kB / 0.8727 GB, free: 1.793 MB / 0.5919 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009102/1.5, allocations: 1.087 MB / 0.8738 GB, free: 0.7031 MB / 0.5919 GB Notification: Performance of collectInitialBindings (initialization): time 0.001189/1.501, allocations: 0.9164 MB / 0.8747 GB, free: 15.79 MB / 0.6075 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001286/1.502, allocations: 0.5948 MB / 0.8752 GB, free: 15.2 MB / 0.6075 GB Notification: Performance of setup shared object (initialization): time 0.000116/1.502, allocations: 305.1 kB / 0.8755 GB, free: 14.89 MB / 0.6075 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.004865/1.507, allocations: 2.348 MB / 0.8778 GB, free: 12.54 MB / 0.6075 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.005556/1.513, allocations: 2.953 MB / 0.8807 GB, free: 9.355 MB / 0.6075 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01128/1.524, allocations: 5.358 MB / 0.8859 GB, free: 3.797 MB / 0.6075 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.078e-05/1.524, allocations: 8 kB / 0.886 GB, free: 3.789 MB / 0.6075 GB Notification: Performance of matching and sorting (n=362) (initialization): time 0.01891/1.543, allocations: 7.369 MB / 0.8932 GB, free: 12.47 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 3.903e-05/1.543, allocations: 12 kB / 0.8932 GB, free: 12.46 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.478e-05/1.543, allocations: 16 kB / 0.8932 GB, free: 12.44 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.01607/1.559, allocations: 4.566 MB / 0.8976 GB, free: 7.863 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003676/1.563, allocations: 0.6407 MB / 0.8983 GB, free: 7.254 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01738/1.58, allocations: 13.48 MB / 0.9114 GB, free: 9.148 MB / 0.6387 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004796/1.585, allocations: 407.5 kB / 0.9118 GB, free: 8.75 MB / 0.6387 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006202/1.585, allocations: 171.8 kB / 0.912 GB, free: 8.582 MB / 0.6387 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00579/1.591, allocations: 2.831 MB / 0.9147 GB, free: 5.746 MB / 0.6387 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005116/1.596, allocations: 2.899 MB / 0.9176 GB, free: 2.605 MB / 0.6387 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.01115/1.607, allocations: 5.25 MB / 0.9227 GB, free: 13.16 MB / 0.6544 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.256e-05/1.607, allocations: 8 kB / 0.9227 GB, free: 13.15 MB / 0.6544 GB Notification: Performance of matching and sorting (n=362) (initialization_lambda0): time 0.01599/1.623, allocations: 6.648 MB / 0.9292 GB, free: 6.539 MB / 0.6544 GB Notification: Performance of prepare postOptimizeDAE: time 3.273e-05/1.623, allocations: 16 kB / 0.9292 GB, free: 6.523 MB / 0.6544 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.176e-05/1.624, allocations: 16 kB / 0.9292 GB, free: 6.508 MB / 0.6544 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.008081/1.632, allocations: 3.014 MB / 0.9322 GB, free: 3.465 MB / 0.6544 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003972/1.636, allocations: 0.6746 MB / 0.9328 GB, free: 2.824 MB / 0.6544 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0168/1.652, allocations: 13.19 MB / 0.9457 GB, free: 5.004 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00491/1.657, allocations: 411.5 kB / 0.9461 GB, free: 4.602 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007311/1.658, allocations: 167.9 kB / 0.9463 GB, free: 4.438 MB / 0.67 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 78 * Number of states: 0 () * Number of discrete variables: 4 (tank.inFlow[2],tank.inFlow[1],tank.regularFlow[2],tank.regularFlow[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (291): * Single equations (assignments): 279 * Array equations: 2 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 10 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 5 systems {(1,2,100.0%), (1,2,100.0%), (1,6,100.0%), (1,2,100.0%), (1,2,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 5 systems {(2,10), (1,5), (5,14), (2,6), (1,6)} Notification: Performance of prepare postOptimizeDAE: time 0.001085/1.659, allocations: 346.1 kB / 0.9466 GB, free: 4.125 MB / 0.67 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008435/1.66, allocations: 258.4 kB / 0.9468 GB, free: 3.871 MB / 0.67 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.02016/1.68, allocations: 7.48 MB / 0.9542 GB, free: 12.39 MB / 0.6856 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.01771/1.698, allocations: 6.733 MB / 0.9607 GB, free: 5.609 MB / 0.6856 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.88e-05/1.698, allocations: 4 kB / 0.9607 GB, free: 5.605 MB / 0.6856 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.01713/1.715, allocations: 6.903 MB / 0.9675 GB, free: 14.6 MB / 0.7012 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.03332/1.748, allocations: 12.74 MB / 0.9799 GB, free: 1.902 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.845e-05/1.748, allocations: 0 / 0.9799 GB, free: 1.902 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003026/1.751, allocations: 463.8 kB / 0.9804 GB, free: 1.469 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.02341/1.775, allocations: 6.183 MB / 0.9864 GB, free: 11.28 MB / 0.7169 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0007373/1.775, allocations: 107.9 kB / 0.9865 GB, free: 11.17 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.279/2.054, allocations: 14.07 MB / 1 GB, free: 307.9 MB / 0.7169 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! Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.0092/2.064, allocations: 2.674 MB / 1.003 GB, free: 307.5 MB / 0.7169 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01829/2.082, allocations: 10.07 MB / 1.013 GB, free: 305.1 MB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002077/2.084, allocations: 0.7971 MB / 1.013 GB, free: 304.9 MB / 0.7169 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0006621/2.085, allocations: 62.62 kB / 1.014 GB, free: 304.8 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003447/2.088, allocations: 275.4 kB / 1.014 GB, free: 304.8 MB / 0.7169 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0006263/2.089, allocations: 235.5 kB / 1.014 GB, free: 304.8 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003863/2.089, allocations: 119.8 kB / 1.014 GB, free: 304.8 MB / 0.7169 GB Notification: Performance of sorting global known variables: time 0.001669/2.091, allocations: 1.265 MB / 1.015 GB, free: 304.3 MB / 0.7169 GB Notification: Performance of sort global known variables: time 9.1e-08/2.091, allocations: 0 / 1.015 GB, free: 304.3 MB / 0.7169 GB Notification: Performance of remove unused functions: time 0.007938/2.099, allocations: 3.164 MB / 1.018 GB, free: 303.2 MB / 0.7169 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 2 * Number of states: 10 ($STATESET1.x[6],$STATESET1.x[5],$STATESET1.x[4],$STATESET1.x[3],$STATESET1.x[2],$STATESET1.x[1],pipe.mediums[1].p,pipe.mediums[1].T,pipe.mediums[2].p,pipe.mediums[2].T) * Number of discrete variables: 4 (tank.regularFlow[1],tank.regularFlow[2],tank.inFlow[1],tank.inFlow[2]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (199): * Single equations (assignments): 187 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 3 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 9 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 5 systems {(1,2,100.0%), (1,2,100.0%), (1,2,100.0%), (1,2,100.0%), (1,6,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 4 systems {(1,5), (1,9), (2,10), (14,48)} Notification: Performance of Backend phase and start with SimCode phase: time 0.02279/2.122, allocations: 12.34 MB / 1.03 GB, free: 293.4 MB / 0.7169 GB Notification: Performance of simCode: created initialization part: time 0.02187/2.143, allocations: 10.07 MB / 1.04 GB, free: 283.6 MB / 0.7169 GB Notification: Performance of simCode: created event and clocks part: time 6.663e-06/2.143, allocations: 0 / 1.04 GB, free: 283.6 MB / 0.7169 GB Notification: Performance of simCode: created simulation system equations: time 0.009319/2.153, allocations: 3.784 MB / 1.044 GB, free: 279.8 MB / 0.7169 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00515/2.158, allocations: 1.101 MB / 1.045 GB, free: 278.8 MB / 0.7169 GB [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4733:9-4733:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:822:5-822:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed] " [Timeout remaining time 658] [Calling sys.exit(0), Time elapsed: 4.772347268066369] Failed to read output from testmodel.py, exit status != 0: ['time', 'heater.mediums[1].h', 'heater.mediums[1].p', 'pipe.mediums[1].h', 'pipe.mediums[1].p', 'pipe.mediums[2].h', 'pipe.mediums[2].p', 'radiator.mediums[1].h', 'radiator.mediums[1].p', 'tank.level', 'tank.medium.h'] 2.1661791240330786 2.176807925 1.117160939 Calling exit ...