Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_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/package.mo", uses=false) Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/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: translateModel(IDEAS.Fluid.Examples.FlowSystem.Simplified1,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Fluid.Examples.FlowSystem.Simplified1") translateModel(IDEAS.Fluid.Examples.FlowSystem.Simplified1,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_IDEAS.Fluid.Examples.FlowSystem.Simplified1") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001807/0.001813, allocations: 111.1 kB / 16.37 MB, free: 6.012 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002096/0.002096, allocations: 189.5 kB / 17.31 MB, free: 5.613 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.386/1.386, allocations: 222.9 MB / 241 MB, free: 15.18 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/package.mo): time 0.7854/0.7854, allocations: 132.2 MB / 423.4 MB, free: 6.637 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001287/0.001287, allocations: 71.88 kB / 0.5032 GB, free: 10.96 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3687/0.37, allocations: 80.17 MB / 0.5815 GB, free: 27.74 MB / 446.1 MB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Examples.FlowSystem.Simplified1): time 0.6225/0.9926, allocations: 355.5 MB / 0.9287 GB, free: 7.438 MB / 0.6387 GB Notification: Performance of NFInst.instExpressions: time 0.1022/1.095, allocations: 72.84 MB / 0.9998 GB, free: 14.43 MB / 0.7169 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01273/1.108, allocations: 425.5 kB / 1 GB, free: 14.01 MB / 0.7169 GB Notification: Performance of NFTyping.typeComponents: time 0.01478/1.122, allocations: 5.309 MB / 1.005 GB, free: 8.672 MB / 0.7169 GB Notification: Performance of NFTyping.typeBindings: time 0.04034/1.163, allocations: 13.51 MB / 1.019 GB, free: 11.11 MB / 0.7325 GB Notification: Performance of NFTyping.typeClassSections: time 0.0255/1.188, allocations: 9.74 MB / 1.028 GB, free: 1.469 MB / 0.7325 GB Notification: Performance of NFFlatten.flatten: time 0.4312/1.62, allocations: 37.62 MB / 1.065 GB, free: 26.84 MB / 0.7325 GB Notification: Performance of NFFlatten.resolveConnections: time 0.02658/1.646, allocations: 19.83 MB / 1.084 GB, free: 24.79 MB / 0.7325 GB Notification: Performance of NFEvalConstants.evaluate: time 0.03789/1.684, allocations: 16.77 MB / 1.101 GB, free: 23.53 MB / 0.7325 GB Notification: Performance of NFSimplifyModel.simplify: time 0.02714/1.711, allocations: 15.89 MB / 1.116 GB, free: 21.46 MB / 0.7325 GB Notification: Performance of NFPackage.collectConstants: time 0.007878/1.719, allocations: 1.871 MB / 1.118 GB, free: 21.46 MB / 0.7325 GB Notification: Performance of NFFlatten.collectFunctions: time 0.01922/1.738, allocations: 5.713 MB / 1.124 GB, free: 18.5 MB / 0.7325 GB Notification: Performance of NFScalarize.scalarize: time 0.009785/1.748, allocations: 5.798 MB / 1.129 GB, free: 16.4 MB / 0.7325 GB Notification: Performance of NFVerifyModel.verify: time 0.02425/1.772, allocations: 10.33 MB / 1.139 GB, free: 10.51 MB / 0.7325 GB Notification: Performance of NFConvertDAE.convert: time 0.03976/1.812, allocations: 28.83 MB / 1.167 GB, free: 5.305 MB / 0.7481 GB Notification: Performance of FrontEnd - DAE generated: time 6.101e-06/1.812, allocations: 4 kB / 1.167 GB, free: 5.301 MB / 0.7481 GB Notification: Performance of FrontEnd: time 2.014e-06/1.812, allocations: 3.375 kB / 1.167 GB, free: 5.301 MB / 0.7481 GB Notification: Performance of Transformations before backend: time 0.0008199/1.813, allocations: 0 / 1.167 GB, free: 5.301 MB / 0.7481 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 0.06232/1.875, allocations: 22.13 MB / 1.189 GB, free: 1.566 MB / 0.7637 GB Notification: Performance of prepare preOptimizeDAE: time 4.668e-05/1.876, allocations: 12.03 kB / 1.189 GB, free: 1.555 MB / 0.7637 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01294/1.888, allocations: 2.233 MB / 1.191 GB, free: 15.3 MB / 0.7794 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.03744/1.926, allocations: 15.85 MB / 1.207 GB, free: 15.92 MB / 0.795 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0006811/1.927, allocations: 0.6662 MB / 1.207 GB, free: 15.26 MB / 0.795 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.005048/1.932, allocations: 0.9245 MB / 1.208 GB, free: 14.34 MB / 0.795 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.03848/1.97, allocations: 16.46 MB / 1.224 GB, free: 13.72 MB / 0.8106 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002191/1.97, allocations: 23.12 kB / 1.224 GB, free: 13.7 MB / 0.8106 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00223/1.973, allocations: 322.7 kB / 1.225 GB, free: 13.39 MB / 0.8106 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003574/1.973, allocations: 370.7 kB / 1.225 GB, free: 13.04 MB / 0.8106 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03803/2.011, allocations: 20.89 MB / 1.245 GB, free: 8.184 MB / 0.8262 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 0.14/2.151, allocations: 80.8 MB / 1.324 GB, free: 4.949 MB / 0.9044 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02043/2.172, allocations: 12.64 MB / 1.337 GB, free: 8.551 MB / 0.92 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01472/2.186, allocations: 9.49 MB / 1.346 GB, free: 15.04 MB / 0.9356 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 0.6664/2.853, allocations: 34.41 MB / 1.38 GB, free: 464.9 MB / 0.9357 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01415/2.867, allocations: 9.688 MB / 1.389 GB, free: 461.6 MB / 0.9357 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.01807/2.885, allocations: 5.766 MB / 1.395 GB, free: 460.2 MB / 0.9357 GB Notification: Performance of pre-optimization done (n=572): time 3.378e-05/2.885, allocations: 0 / 1.395 GB, free: 460.2 MB / 0.9357 GB Notification: Performance of matching and sorting (n=864): time 0.8868/3.772, allocations: 238.6 MB / 1.628 GB, free: 236.8 MB / 0.9357 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 0.1184/3.89, allocations: 55.23 MB / 1.682 GB, free: 180.1 MB / 0.9357 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.027/3.917, allocations: 14.91 MB / 1.696 GB, free: 165.3 MB / 0.9357 GB Notification: Performance of collectPreVariables (initialization): time 0.004314/3.922, allocations: 230.4 kB / 1.696 GB, free: 165.1 MB / 0.9357 GB Notification: Performance of collectInitialEqns (initialization): time 0.008034/3.93, allocations: 7.124 MB / 1.703 GB, free: 158.1 MB / 0.9357 GB Notification: Performance of collectInitialBindings (initialization): time 0.01164/3.942, allocations: 3.112 MB / 1.706 GB, free: 155 MB / 0.9357 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0152/3.957, allocations: 4.086 MB / 1.71 GB, free: 150.9 MB / 0.9357 GB Notification: Performance of setup shared object (initialization): time 3.908e-05/3.957, allocations: 305.1 kB / 1.711 GB, free: 150.6 MB / 0.9357 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0309/3.988, allocations: 24.23 MB / 1.734 GB, free: 126.3 MB / 0.9357 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03371/4.021, allocations: 26.85 MB / 1.76 GB, free: 98.46 MB / 0.9357 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0653/4.087, allocations: 44.26 MB / 1.804 GB, free: 53.4 MB / 0.9357 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.186e-05/4.087, allocations: 16 kB / 1.804 GB, free: 53.38 MB / 0.9357 GB Notification: Performance of matching and sorting (n=1380) (initialization): time 1.218/5.305, allocations: 142.8 MB / 1.943 GB, free: 397 MB / 0.9358 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001008/5.305, allocations: 57.7 kB / 1.943 GB, free: 396.9 MB / 0.9358 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.918e-05/5.305, allocations: 52 kB / 1.943 GB, free: 396.9 MB / 0.9358 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.539/5.844, allocations: 119.8 MB / 2.06 GB, free: 277.4 MB / 0.9358 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01907/5.863, allocations: 3.513 MB / 2.064 GB, free: 273.9 MB / 0.9358 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1574/6.02, allocations: 84.02 MB / 2.146 GB, free: 189.8 MB / 0.9358 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1731/6.194, allocations: 10.48 MB / 2.156 GB, free: 179.3 MB / 0.9358 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007572/6.201, allocations: 1.644 MB / 2.158 GB, free: 177.6 MB / 0.9358 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04297/6.244, allocations: 27.26 MB / 2.184 GB, free: 150.3 MB / 0.9358 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03542/6.28, allocations: 26.38 MB / 2.21 GB, free: 122.9 MB / 0.9358 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.06362/6.343, allocations: 43.34 MB / 2.252 GB, free: 78.78 MB / 0.9358 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.368e-05/6.343, allocations: 16 kB / 2.252 GB, free: 78.77 MB / 0.9358 GB Notification: Performance of matching and sorting (n=1380) (initialization_lambda0): time 0.9664/7.31, allocations: 141.2 MB / 2.39 GB, free: 394 MB / 0.9358 GB Notification: Performance of prepare postOptimizeDAE: time 9.503e-05/7.31, allocations: 55.88 kB / 2.39 GB, free: 394 MB / 0.9358 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.804e-05/7.31, allocations: 49.44 kB / 2.39 GB, free: 394 MB / 0.9358 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.544/7.854, allocations: 118.8 MB / 2.506 GB, free: 291.1 MB / 0.9358 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01701/7.871, allocations: 3.471 MB / 2.51 GB, free: 287.7 MB / 0.9358 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.16/8.031, allocations: 88.23 MB / 2.596 GB, free: 199.3 MB / 0.9358 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1735/8.205, allocations: 10.51 MB / 2.606 GB, free: 188.8 MB / 0.9358 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006806/8.212, allocations: 1.601 MB / 2.608 GB, free: 187.2 MB / 0.9358 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 (1020): * Single equations (assignments): 1002 * 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 0.00988/8.221, allocations: 0.7335 MB / 2.608 GB, free: 186.5 MB / 0.9358 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.008999/8.23, allocations: 1.477 MB / 2.61 GB, free: 185.8 MB / 0.9358 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2044/8.435, allocations: 67.96 MB / 2.676 GB, free: 117.9 MB / 0.9358 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2182/8.653, allocations: 82.61 MB / 2.757 GB, free: 35.2 MB / 0.9358 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001402/8.653, allocations: 28 kB / 2.757 GB, free: 35.18 MB / 0.9358 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.5467/9.2, allocations: 81.5 MB / 2.837 GB, free: 392.2 MB / 0.9358 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.4046/9.605, allocations: 206.1 MB / 3.038 GB, free: 215.2 MB / 0.9358 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.486e-05/9.605, allocations: 4 kB / 3.038 GB, free: 215.2 MB / 0.9358 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01197/9.617, allocations: 2.13 MB / 3.04 GB, free: 213.1 MB / 0.9358 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.5266/10.14, allocations: 144.7 MB / 3.181 GB, free: 68.57 MB / 0.9358 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004329/10.15, allocations: 0.8103 MB / 3.182 GB, free: 67.75 MB / 0.9358 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.445/10.59, allocations: 71.79 MB / 3.252 GB, free: 407.7 MB / 0.9358 GB Warning: The linear system: 1 : valNorth2[3].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p 2 : valNorth2[1].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p [ -1.0 , 1.0 ; -1.0 , 1.0 ] * [ valNorth2[2].port_a.p ; valSouth1[1].port_b.p ] = [ -valNorth2[3].dp ; -valNorth2[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 : 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 : valNorth2[1].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p 2 : valNorth2[3].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p [ 1.0 , -1.0 ; 1.0 , -1.0 ] * [ valSouth1[1].port_b.p ; valNorth2[2].port_a.p ] = [ -valNorth2[1].dp ; -valNorth2[3].dp ] might be structurally or numerically singular for variable valNorth2[2].port_a.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[2].m_flow ; tabsSouth1[1].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 + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ; pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ] might be structurally or numerically singular for variable tabsSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2348:10-2348:88:writable] Error: Internal error function optimizeJacobianMatrix failed [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2265:9-2265:79:writable] Error: Internal error function createJacobian failed Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($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 (615): * Single equations (assignments): 592 * 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), (62,192)} [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4690:9-4690:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:804:5-804:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed]