Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr IDEAS_dev_IDEAS.Fluid.Examples.FlowSystem.Simplified1.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/IDEAS 3.0.0-master/package.mo", uses=false) Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-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(IDEAS.Fluid.Examples.FlowSystem.Simplified1,fileNamePrefix="IDEAS_dev_IDEAS_Fluid_Examples_FlowSystem_Simplified1",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IDEAS.Fluid.Examples.FlowSystem.Simplified1,fileNamePrefix="IDEAS_dev_IDEAS_Fluid_Examples_FlowSystem_Simplified1",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 0.0009924/0.0009924, allocations: 98.27 kB / 15.36 MB, free: 0.7344 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.005447/0.005447, allocations: 169.9 kB / 16.27 MB, free: 6.66 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.296/1.296, allocations: 223.3 MB / 240.3 MB, free: 5.352 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 0.9133/0.9133, allocations: 135.3 MB / 426.7 MB, free: 14.21 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0002912/0.0002912, allocations: 8 kB / 0.5077 GB, free: 4.648 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1324/0.1327, allocations: 82.31 MB / 0.5881 GB, free: 2.516 MB / 494.1 MB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Examples.FlowSystem.Simplified1): time 0.8465/0.9792, allocations: 348 MB / 0.9279 GB, free: 49.49 MB / 0.67 GB Notification: Performance of NFInst.instExpressions: time 0.08012/1.059, allocations: 72.28 MB / 0.9985 GB, free: 39.95 MB / 0.67 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01397/1.073, allocations: 379 kB / 0.9988 GB, free: 39.87 MB / 0.67 GB Notification: Performance of NFTyping.typeComponents: time 0.01339/1.087, allocations: 4.403 MB / 1.003 GB, free: 36.62 MB / 0.67 GB Notification: Performance of NFTyping.typeBindings: time 0.03427/1.121, allocations: 12.52 MB / 1.015 GB, free: 28.54 MB / 0.67 GB Notification: Performance of NFTyping.typeClassSections: time 0.02098/1.142, allocations: 8.92 MB / 1.024 GB, free: 23.02 MB / 0.67 GB Notification: Performance of NFFlatten.flatten: time 0.04932/1.191, allocations: 48.35 MB / 1.071 GB, free: 9.965 MB / 0.7012 GB Notification: Performance of NFFlatten.resolveConnections: time 0.02612/1.218, allocations: 17.25 MB / 1.088 GB, free: 9.254 MB / 0.7169 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0301/1.248, allocations: 14.17 MB / 1.102 GB, free: 11.74 MB / 0.7325 GB Notification: Performance of NFSimplifyModel.simplify: time 0.02599/1.274, allocations: 15.3 MB / 1.117 GB, free: 13.55 MB / 0.7481 GB Notification: Performance of NFPackage.collectConstants: time 0.006026/1.28, allocations: 1.066 MB / 1.118 GB, free: 12.48 MB / 0.7481 GB Notification: Performance of NFFlatten.collectFunctions: time 0.01658/1.296, allocations: 4.726 MB / 1.123 GB, free: 8.012 MB / 0.7481 GB Notification: Performance of NFScalarize.scalarize: time 0.008192/1.305, allocations: 4.865 MB / 1.127 GB, free: 3.367 MB / 0.7481 GB Notification: Performance of NFVerifyModel.verify: time 0.01818/1.323, allocations: 9.295 MB / 1.136 GB, free: 10.25 MB / 0.7637 GB Notification: Performance of NFConvertDAE.convert: time 0.7506/2.073, allocations: 27.59 MB / 1.163 GB, free: 69.55 MB / 0.7794 GB Notification: Performance of FrontEnd - DAE generated: time 4.839e-06/2.074, allocations: 0 / 1.163 GB, free: 69.55 MB / 0.7794 GB Notification: Performance of FrontEnd: time 1.774e-06/2.074, allocations: 0 / 1.163 GB, free: 69.55 MB / 0.7794 GB Notification: Performance of Transformations before backend: time 0.0007949/2.074, allocations: 0 / 1.163 GB, free: 69.55 MB / 0.7794 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2029 * Number of variables: 2029 Notification: Performance of Generate backend data structure: time 0.04797/2.122, allocations: 20.17 MB / 1.183 GB, free: 63.42 MB / 0.7794 GB Notification: Performance of prepare preOptimizeDAE: time 4.246e-05/2.122, allocations: 9.562 kB / 1.183 GB, free: 63.42 MB / 0.7794 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.003905/2.126, allocations: 1.04 MB / 1.184 GB, free: 63.33 MB / 0.7794 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01023/2.137, allocations: 2.285 MB / 1.186 GB, free: 62.37 MB / 0.7794 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.03726/2.174, allocations: 17.71 MB / 1.204 GB, free: 59.66 MB / 0.7794 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0006375/2.174, allocations: 0.6813 MB / 1.204 GB, free: 59.64 MB / 0.7794 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.003285/2.178, allocations: 0.9259 MB / 1.205 GB, free: 59.63 MB / 0.7794 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.02541/2.203, allocations: 16.47 MB / 1.221 GB, free: 58.88 MB / 0.7794 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001656/2.203, allocations: 21.66 kB / 1.221 GB, free: 58.87 MB / 0.7794 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001236/2.205, allocations: 325.5 kB / 1.222 GB, free: 58.87 MB / 0.7794 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003289/2.205, allocations: 362.8 kB / 1.222 GB, free: 58.86 MB / 0.7794 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02715/2.232, allocations: 20.96 MB / 1.242 GB, free: 58.79 MB / 0.7794 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 0.1051/2.337, allocations: 82.73 MB / 1.323 GB, free: 14.73 MB / 0.795 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01948/2.357, allocations: 12.73 MB / 1.336 GB, free: 2.871 MB / 0.795 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01405/2.371, allocations: 9.523 MB / 1.345 GB, free: 9.332 MB / 0.8107 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 0.06484/2.436, allocations: 35.92 MB / 1.38 GB, free: 5.09 MB / 0.8419 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01311/2.449, allocations: 9.72 MB / 1.389 GB, free: 11.3 MB / 0.8575 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.02848/2.477, allocations: 9.93 MB / 1.399 GB, free: 1.508 MB / 0.8575 GB Notification: Performance of pre-optimization done (n=576): time 1.755e-05/2.477, allocations: 0 / 1.399 GB, free: 1.508 MB / 0.8575 GB Notification: Performance of matching and sorting (n=868): time 1.269/3.747, allocations: 301.7 MB / 1.694 GB, free: 318.9 MB / 0.9513 GB Warning: The linear system: 1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : valCoo.m_flow + spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsSouth1[2].m_flow) - tabsSouth1[1].m_flow - tabsSouth1[3].m_flow - tabsSouth1[4].m_flow - tabsSouth2[1].m_flow - tabsSouth2[2].m_flow - tabsSouth2[3].m_flow - tabsSouth2[4].m_flow - tabsSouth2[5].m_flow - tabsSouth2[6].m_flow - tabsSouth2[7].m_flow - tabsSouth2[8].m_flow - tabsNorth1[1].m_flow - tabsNorth1[2].m_flow - tabsNorth1[3].m_flow - tabsNorth1[4].m_flow - tabsNorth2[1].m_flow - tabsNorth2[2].m_flow - tabsNorth2[3].m_flow - tabsNorth2[4].m_flow - tabsNorth2[5].m_flow - tabsNorth2[6].m_flow - tabsNorth2[8].m_flow - tabsNorth2[7].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1[2].m_flow ; tabsSouth1[1].m_flow ] = [ pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ; tabsSouth1[3].m_flow + tabsNorth2[8].m_flow + tabsNorth2[7].m_flow + tabsNorth2[6].m_flow + tabsNorth2[5].m_flow + tabsNorth2[4].m_flow + tabsNorth2[3].m_flow + tabsNorth2[2].m_flow + tabsNorth2[1].m_flow + tabsNorth1[4].m_flow + tabsNorth1[3].m_flow + tabsNorth1[2].m_flow + tabsNorth1[1].m_flow + tabsSouth2[8].m_flow + tabsSouth2[7].m_flow + tabsSouth2[6].m_flow + tabsSouth2[5].m_flow + tabsSouth2[4].m_flow + tabsSouth2[3].m_flow + tabsSouth2[2].m_flow + tabsSouth2[1].m_flow + tabsSouth1[4].m_flow + (-spl1.res1.m_flow) - valCoo.m_flow - valNorth.res3.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : valCoo.m_flow + spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsSouth1[2].m_flow) - tabsSouth1[1].m_flow - tabsSouth1[3].m_flow - tabsSouth1[4].m_flow - tabsSouth2[1].m_flow - tabsSouth2[2].m_flow - tabsSouth2[3].m_flow - tabsSouth2[4].m_flow - tabsSouth2[5].m_flow - tabsSouth2[6].m_flow - tabsSouth2[7].m_flow - tabsSouth2[8].m_flow - tabsNorth1[1].m_flow - tabsNorth1[2].m_flow - tabsNorth1[3].m_flow - tabsNorth1[4].m_flow - tabsNorth2[1].m_flow - tabsNorth2[2].m_flow - tabsNorth2[3].m_flow - tabsNorth2[4].m_flow - tabsNorth2[5].m_flow - tabsNorth2[6].m_flow - tabsNorth2[8].m_flow - tabsNorth2[7].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1[1].m_flow ; tabsSouth1[2].m_flow ] = [ pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ; tabsSouth1[3].m_flow + tabsNorth2[8].m_flow + tabsNorth2[7].m_flow + tabsNorth2[6].m_flow + tabsNorth2[5].m_flow + tabsNorth2[4].m_flow + tabsNorth2[3].m_flow + tabsNorth2[2].m_flow + tabsNorth2[1].m_flow + tabsNorth1[4].m_flow + tabsNorth1[3].m_flow + tabsNorth1[2].m_flow + tabsNorth1[1].m_flow + tabsSouth2[8].m_flow + tabsSouth2[7].m_flow + tabsSouth2[6].m_flow + tabsSouth2[5].m_flow + tabsSouth2[4].m_flow + tabsSouth2[3].m_flow + tabsSouth2[2].m_flow + tabsSouth2[1].m_flow + tabsSouth1[4].m_flow + (-spl1.res1.m_flow) - valCoo.m_flow - valNorth.res3.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0 2 : valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsNorth2[8].m_flow.SeedStateSetJac0) - tabsNorth2[7].m_flow.SeedStateSetJac0 - tabsNorth2[6].m_flow.SeedStateSetJac0 - tabsNorth2[5].m_flow.SeedStateSetJac0 - tabsNorth2[4].m_flow.SeedStateSetJac0 - tabsNorth2[3].m_flow.SeedStateSetJac0 - tabsNorth2[2].m_flow.SeedStateSetJac0 - tabsNorth2[1].m_flow.SeedStateSetJac0 - tabsNorth1[4].m_flow.SeedStateSetJac0 - tabsNorth1[3].m_flow.SeedStateSetJac0 - tabsNorth1[2].m_flow.SeedStateSetJac0 - tabsNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth2[8].m_flow.SeedStateSetJac0 - tabsSouth2[7].m_flow.SeedStateSetJac0 - tabsSouth2[6].m_flow.SeedStateSetJac0 - tabsSouth2[5].m_flow.SeedStateSetJac0 - tabsSouth2[4].m_flow.SeedStateSetJac0 - tabsSouth2[3].m_flow.SeedStateSetJac0 - tabsSouth2[2].m_flow.SeedStateSetJac0 - tabsSouth2[1].m_flow.SeedStateSetJac0 - tabsSouth1[4].m_flow.SeedStateSetJac0 - tabsSouth1[3].m_flow.SeedStateSetJac0 - tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ; tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ] = [ pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsSouth1[3].m_flow.SeedStateSetJac0) - tabsSouth1[4].m_flow.SeedStateSetJac0 ; tabsNorth2[8].m_flow.SeedStateSetJac0 + tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth2[1].m_flow.SeedStateSetJac0 + tabsSouth2[2].m_flow.SeedStateSetJac0 + tabsSouth2[3].m_flow.SeedStateSetJac0 + tabsSouth2[4].m_flow.SeedStateSetJac0 + tabsSouth2[5].m_flow.SeedStateSetJac0 + tabsSouth2[6].m_flow.SeedStateSetJac0 + tabsSouth2[7].m_flow.SeedStateSetJac0 + tabsSouth2[8].m_flow.SeedStateSetJac0 + tabsNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsNorth1[2].m_flow.SeedStateSetJac0 + tabsNorth1[3].m_flow.SeedStateSetJac0 + tabsNorth1[4].m_flow.SeedStateSetJac0 + tabsNorth2[1].m_flow.SeedStateSetJac0 + tabsNorth2[2].m_flow.SeedStateSetJac0 + tabsNorth2[3].m_flow.SeedStateSetJac0 + tabsNorth2[4].m_flow.SeedStateSetJac0 + tabsNorth2[5].m_flow.SeedStateSetJac0 + tabsNorth2[6].m_flow.SeedStateSetJac0 + tabsNorth2[7].m_flow.SeedStateSetJac0 + (-spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0) - valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ] might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of inlineWhenForInitialization (initialization): time 0.1077/3.854, allocations: 55.16 MB / 1.748 GB, free: 262.4 MB / 0.9513 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.01898/3.873, allocations: 17.51 MB / 1.765 GB, free: 245 MB / 0.9513 GB Notification: Performance of collectPreVariables (initialization): time 0.003456/3.877, allocations: 227.7 kB / 1.765 GB, free: 244.8 MB / 0.9513 GB Notification: Performance of collectInitialEqns (initialization): time 0.004437/3.881, allocations: 7.248 MB / 1.772 GB, free: 238 MB / 0.9513 GB Notification: Performance of collectInitialBindings (initialization): time 0.009318/3.891, allocations: 3.126 MB / 1.775 GB, free: 234.9 MB / 0.9513 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.002765/3.893, allocations: 0.956 MB / 1.776 GB, free: 233.9 MB / 0.9513 GB Notification: Performance of setup shared object (initialization): time 2.956e-05/3.893, allocations: 301.1 kB / 1.776 GB, free: 233.6 MB / 0.9513 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.02674/3.92, allocations: 24.22 MB / 1.8 GB, free: 209.4 MB / 0.9513 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03103/3.951, allocations: 26.87 MB / 1.826 GB, free: 181.5 MB / 0.9513 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.05657/4.008, allocations: 44.33 MB / 1.87 GB, free: 136.4 MB / 0.9513 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.004e-05/4.008, allocations: 16 kB / 1.87 GB, free: 136.4 MB / 0.9513 GB Notification: Performance of matching and sorting (n=1384) (initialization): time 0.8593/4.867, allocations: 155.7 MB / 2.022 GB, free: 410.3 MB / 0.9513 GB Notification: Performance of prepare postOptimizeDAE: time 0.0006126/4.868, allocations: 1.728 MB / 2.023 GB, free: 408.3 MB / 0.9513 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.942e-05/4.868, allocations: 51.22 kB / 2.023 GB, free: 408.3 MB / 0.9513 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5927/5.461, allocations: 145.5 MB / 2.165 GB, free: 325.1 MB / 0.9513 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0173/5.478, allocations: 3.533 MB / 2.169 GB, free: 321.7 MB / 0.9513 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1243/5.602, allocations: 81.31 MB / 2.248 GB, free: 240.3 MB / 0.9513 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2086/5.811, allocations: 10.89 MB / 2.259 GB, free: 229.4 MB / 0.9513 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.005791/5.817, allocations: 1.643 MB / 2.26 GB, free: 227.8 MB / 0.9513 GB Notification: Performance of prepare postOptimizeDAE: time 1.039e-05/5.817, allocations: 4 kB / 2.26 GB, free: 227.8 MB / 0.9513 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.5715/6.388, allocations: 152.7 MB / 2.41 GB, free: 74.77 MB / 0.9513 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001238/6.388, allocations: 52 kB / 2.41 GB, free: 74.71 MB / 0.9513 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.8692/7.258, allocations: 144.5 MB / 2.551 GB, free: 388.5 MB / 0.9513 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01675/7.274, allocations: 3.485 MB / 2.554 GB, free: 388.5 MB / 0.9513 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1389/7.413, allocations: 84.86 MB / 2.637 GB, free: 324.6 MB / 0.9513 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2119/7.625, allocations: 10.88 MB / 2.648 GB, free: 313.8 MB / 0.9513 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.004822/7.63, allocations: 1.605 MB / 2.649 GB, free: 312.2 MB / 0.9513 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 231 * Number of states: 0 () * Number of discrete variables: 10 ($whenCondition1,stepValve.count,$PRE.stepValve.count,stepValve.T_start,$PRE.stepValve.T_start,pumpHea.stage,stepPump.pulseStart,$PRE.stepPump.pulseStart,stepPump.y,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (1024): * Single equations (assignments): 1006 * Array equations: 6 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 8 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 8 systems {1, 1, 1, 1, 1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(28,28,89.3%)} * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(39,65), (39,65)} Notification: Performance of prepare postOptimizeDAE: time 0.01027/7.64, allocations: 3.983 MB / 2.653 GB, free: 308.3 MB / 0.9513 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.004701/7.645, allocations: 1.485 MB / 2.655 GB, free: 307.6 MB / 0.9513 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.1996/7.845, allocations: 68.96 MB / 2.722 GB, free: 238.6 MB / 0.9513 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2189/8.064, allocations: 83.6 MB / 2.804 GB, free: 154.9 MB / 0.9513 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.154e-05/8.064, allocations: 28 kB / 2.804 GB, free: 154.8 MB / 0.9513 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2058/8.269, allocations: 82.48 MB / 2.884 GB, free: 72.15 MB / 0.9513 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 0.6424/8.912, allocations: 207.6 MB / 3.087 GB, free: 344.4 MB / 0.9513 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.848e-05/8.912, allocations: 3.5 kB / 3.087 GB, free: 344.4 MB / 0.9513 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01235/8.924, allocations: 2.16 MB / 3.089 GB, free: 342.3 MB / 0.9513 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.5738/9.498, allocations: 146.6 MB / 3.232 GB, free: 197.1 MB / 0.9513 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.003315/9.502, allocations: 0.8064 MB / 3.233 GB, free: 196.3 MB / 0.9513 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1809/9.682, allocations: 120.1 MB / 3.35 GB, free: 76.05 MB / 0.9513 GB Warning: The linear system: 1 : valSouth2[1].dp = valSouth2[2].port_a.p - valSouth1[1].port_b.p 2 : valSouth2[4].dp = valSouth2[2].port_a.p - valSouth1[1].port_b.p [ -1.0 , 1.0 ; -1.0 , 1.0 ] * [ valSouth2[2].port_a.p ; valSouth1[1].port_b.p ] = [ -valSouth2[1].dp ; -valSouth2[4].dp ] might be structurally or numerically singular for variable valSouth1[1].port_b.p since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse374 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1[1].m_flow ; tabsSouth1[2].m_flow ] = [ pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ; tabsNorth2[7].m_flow + tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth2[1].m_flow + tabsSouth2[2].m_flow + tabsSouth2[3].m_flow + tabsSouth2[4].m_flow + tabsSouth2[5].m_flow + tabsSouth2[6].m_flow + tabsSouth2[7].m_flow + tabsSouth2[8].m_flow + tabsNorth1[1].m_flow + tabsNorth1[2].m_flow + tabsNorth1[3].m_flow + tabsNorth1[4].m_flow + tabsNorth2[1].m_flow + tabsNorth2[2].m_flow + tabsNorth2[3].m_flow + tabsNorth2[4].m_flow + tabsNorth2[5].m_flow + tabsNorth2[6].m_flow + tabsNorth2[8].m_flow + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valSouth2[4].dp = valSouth2[2].port_a.p - valSouth1[1].port_b.p 2 : valSouth2[1].dp = valSouth2[2].port_a.p - valSouth1[1].port_b.p [ -1.0 , 1.0 ; -1.0 , 1.0 ] * [ valSouth2[2].port_a.p ; valSouth1[1].port_b.p ] = [ -valSouth2[4].dp ; -valSouth2[1].dp ] might be structurally or numerically singular for variable valSouth1[1].port_b.p since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse374 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0 2 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 [ -1.0 , -1.0 ; 1.0 , 1.0 ] * [ tabsSouth1[1].m_flow ; tabsSouth1[2].m_flow ] = [ tabsNorth2[7].m_flow + tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth2[1].m_flow + tabsSouth2[2].m_flow + tabsSouth2[3].m_flow + tabsSouth2[4].m_flow + tabsSouth2[5].m_flow + tabsSouth2[6].m_flow + tabsSouth2[7].m_flow + tabsSouth2[8].m_flow + tabsNorth1[1].m_flow + tabsNorth1[2].m_flow + tabsNorth1[3].m_flow + tabsNorth1[4].m_flow + tabsNorth2[1].m_flow + tabsNorth2[2].m_flow + tabsNorth2[3].m_flow + tabsNorth2[4].m_flow + tabsNorth2[5].m_flow + tabsNorth2[6].m_flow + tabsNorth2[8].m_flow + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ; pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2285:10-2285:88:writable] Error: Internal error function optimizeJacobianMatrix failed [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2202:9-2202:79:writable] Error: Internal error function createJacobian failed Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($STATESET1.x[32],$STATESET1.x[31],$STATESET1.x[30],$STATESET1.x[29],$STATESET1.x[28],$STATESET1.x[27],$STATESET1.x[26],$STATESET1.x[25],$STATESET1.x[24],$STATESET1.x[23],$STATESET1.x[22],$STATESET1.x[21],$STATESET1.x[20],$STATESET1.x[19],$STATESET1.x[18],$STATESET1.x[17],$STATESET1.x[16],$STATESET1.x[15],$STATESET1.x[14],$STATESET1.x[13],$STATESET1.x[12],$STATESET1.x[11],$STATESET1.x[10],$STATESET1.x[9],$STATESET1.x[8],$STATESET1.x[7],$STATESET1.x[6],$STATESET1.x[5],$STATESET1.x[4],$STATESET1.x[3],$STATESET1.x[2],$STATESET1.x[1],pmpSouth.vol.dynBal.U,pmpSouth.filter.s[1],pmpNorth.vol.dynBal.U,pmpNorth.filter.s[1],valSouth1[1].filter.s[1],valSouth1[2].filter.s[1],valSouth1[3].filter.s[1],valSouth1[4].filter.s[1],valSouth2[1].filter.s[1],valSouth2[2].filter.s[1],valSouth2[3].filter.s[1],valSouth2[4].filter.s[1],valSouth2[5].filter.s[1],valSouth2[6].filter.s[1],valSouth2[7].filter.s[1],valSouth2[8].filter.s[1],valNorth1[1].filter.s[1],valNorth1[2].filter.s[1],valNorth1[3].filter.s[1],valNorth1[4].filter.s[1],valNorth2[1].filter.s[1],valNorth2[2].filter.s[1],valNorth2[3].filter.s[1],valNorth2[4].filter.s[1],valNorth2[5].filter.s[1],valNorth2[6].filter.s[1],valNorth2[7].filter.s[1],valNorth2[8].filter.s[1],valSouth.vol.dynBal.U,valSouth.filter.s[1],valNorth.vol.dynBal.U,valNorth.filter.s[1],spl.vol.dynBal.U,spl1.vol.dynBal.U,pumpHea.vol.dynBal.U,pumpHea.filter.s[1],valHea.filter.s[1],valCoo.filter.s[1],spl2.vol.dynBal.U,spl3.vol.dynBal.U,pumpCoo.vol.dynBal.U,pumpCoo.filter.s[1]) * Number of discrete variables: 7 ($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 (619): * Single equations (assignments): 596 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 10 * When equations: 3 * If-equations: 0 * Equation systems (not torn): 6 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 6 systems {1, 1, 1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(28,28,89.3%)} * Non-linear torn systems (#iteration vars, #inner vars): 3 systems {(36,81), (1,1), (61,193)} [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4560:9-4560:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:764:5-764:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed]