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: translateModel(IDEAS.Fluid.Examples.FlowSystem.Simplified1,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_dev_IDEAS.Fluid.Examples.FlowSystem.Simplified1") translateModel(IDEAS.Fluid.Examples.FlowSystem.Simplified1,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IDEAS_dev_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 0.001058/0.001058, allocations: 97.95 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 0.008385/0.008385, allocations: 170.9 kB / 16.27 MB, free: 6.648 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.418/1.418, allocations: 223.3 MB / 240.3 MB, free: 5.348 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 1.06/1.06, allocations: 135.3 MB / 426.7 MB, free: 14.28 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0004708/0.0004707, allocations: 12.5 kB / 0.5076 GB, free: 4.746 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1834/0.1838, allocations: 82.3 MB / 0.588 GB, free: 2.605 MB / 494.1 MB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Examples.FlowSystem.Simplified1): time 1.063/1.247, allocations: 348 MB / 0.9278 GB, free: 49.67 MB / 0.67 GB Notification: Performance of NFInst.instExpressions: time 0.1016/1.348, allocations: 72.28 MB / 0.9983 GB, free: 40.03 MB / 0.67 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.02207/1.371, allocations: 376.3 kB / 0.9987 GB, free: 39.94 MB / 0.67 GB Notification: Performance of NFTyping.typeComponents: time 0.01998/1.391, allocations: 4.41 MB / 1.003 GB, free: 36.69 MB / 0.67 GB Notification: Performance of NFTyping.typeBindings: time 0.04822/1.439, allocations: 12.53 MB / 1.015 GB, free: 28.59 MB / 0.67 GB Notification: Performance of NFTyping.typeClassSections: time 0.02311/1.462, allocations: 8.92 MB / 1.024 GB, free: 23.07 MB / 0.67 GB Notification: Performance of NFFlatten.flatten: time 0.05678/1.519, allocations: 48.34 MB / 1.071 GB, free: 10 MB / 0.7012 GB Notification: Performance of NFFlatten.resolveConnections: time 0.03007/1.549, allocations: 17.26 MB / 1.088 GB, free: 9.277 MB / 0.7169 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0369/1.586, allocations: 14.17 MB / 1.102 GB, free: 11.77 MB / 0.7325 GB Notification: Performance of NFSimplifyModel.simplify: time 0.03182/1.618, allocations: 15.3 MB / 1.117 GB, free: 13.58 MB / 0.7481 GB Notification: Performance of NFPackage.collectConstants: time 0.007547/1.625, allocations: 1.062 MB / 1.118 GB, free: 12.52 MB / 0.7481 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02036/1.646, allocations: 4.725 MB / 1.122 GB, free: 8.043 MB / 0.7481 GB Notification: Performance of NFScalarize.scalarize: time 0.01147/1.657, allocations: 4.863 MB / 1.127 GB, free: 3.402 MB / 0.7481 GB Notification: Performance of NFVerifyModel.verify: time 0.02689/1.684, allocations: 9.249 MB / 1.136 GB, free: 10.33 MB / 0.7637 GB Notification: Performance of NFConvertDAE.convert: time 0.04938/1.733, allocations: 27.36 MB / 1.163 GB, free: 24 kB / 0.7794 GB Notification: Performance of FrontEnd - DAE generated: time 4.929e-06/1.734, allocations: 0 / 1.163 GB, free: 24 kB / 0.7794 GB Notification: Performance of FrontEnd: time 2.285e-06/1.734, allocations: 0 / 1.163 GB, free: 24 kB / 0.7794 GB Notification: Performance of Transformations before backend: time 0.001104/1.735, allocations: 0 / 1.163 GB, free: 24 kB / 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 0.5908/2.325, allocations: 20.05 MB / 1.183 GB, free: 303.9 MB / 0.7794 GB Notification: Performance of prepare preOptimizeDAE: time 5.572e-05/2.326, allocations: 9 kB / 1.183 GB, free: 303.9 MB / 0.7794 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01129/2.337, allocations: 2.278 MB / 1.185 GB, free: 303 MB / 0.7794 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.03514/2.372, allocations: 15.55 MB / 1.2 GB, free: 296.9 MB / 0.7794 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0009005/2.373, allocations: 0.6764 MB / 1.201 GB, free: 296.6 MB / 0.7794 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.004652/2.378, allocations: 0.9296 MB / 1.202 GB, free: 296.3 MB / 0.7794 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.04982/2.427, allocations: 16.47 MB / 1.218 GB, free: 290.3 MB / 0.7794 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0004393/2.428, allocations: 10.53 kB / 1.218 GB, free: 290.3 MB / 0.7794 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.004057/2.432, allocations: 331.3 kB / 1.218 GB, free: 290 MB / 0.7794 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004611/2.432, allocations: 368.6 kB / 1.218 GB, free: 290 MB / 0.7794 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04471/2.477, allocations: 20.95 MB / 1.239 GB, free: 280.3 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 0.139/2.616, allocations: 82.04 MB / 1.319 GB, free: 195.1 MB / 0.7794 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01963/2.636, allocations: 12.73 MB / 1.331 GB, free: 182.7 MB / 0.7794 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01339/2.649, allocations: 9.518 MB / 1.341 GB, free: 173.1 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 evalFunc (simulation): time 0.07471/2.724, allocations: 35.68 MB / 1.375 GB, free: 137.2 MB / 0.7794 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.017/2.741, allocations: 9.72 MB / 1.385 GB, free: 127.4 MB / 0.7794 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.03031/2.772, allocations: 9.921 MB / 1.395 GB, free: 117.8 MB / 0.7794 GB Notification: Performance of pre-optimization done (n=576): time 5.218e-05/2.772, allocations: 0 / 1.395 GB, free: 117.8 MB / 0.7794 GB Notification: Performance of matching and sorting (n=868): time 1.457/4.229, allocations: 301.7 MB / 1.689 GB, free: 163.9 MB / 0.7794 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 0.13/4.359, allocations: 55.15 MB / 1.743 GB, free: 107.4 MB / 0.7794 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.02754/4.387, allocations: 14.82 MB / 1.758 GB, free: 92.7 MB / 0.7794 GB Notification: Performance of collectPreVariables (initialization): time 0.006799/4.393, allocations: 221.7 kB / 1.758 GB, free: 92.47 MB / 0.7794 GB Notification: Performance of collectInitialEqns (initialization): time 0.009254/4.403, allocations: 7.201 MB / 1.765 GB, free: 85.7 MB / 0.7794 GB Notification: Performance of collectInitialBindings (initialization): time 0.01191/4.415, allocations: 3.132 MB / 1.768 GB, free: 82.66 MB / 0.7794 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.005612/4.42, allocations: 0.9529 MB / 1.769 GB, free: 81.71 MB / 0.7794 GB Notification: Performance of setup shared object (initialization): time 5.192e-05/4.42, allocations: 301.1 kB / 1.769 GB, free: 81.41 MB / 0.7794 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03414/4.455, allocations: 24.22 MB / 1.793 GB, free: 57.17 MB / 0.7794 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03622/4.491, allocations: 26.88 MB / 1.819 GB, free: 29.27 MB / 0.7794 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.4861/4.977, allocations: 44.32 MB / 1.862 GB, free: 245.4 MB / 0.7794 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.558e-05/4.977, allocations: 14.62 kB / 1.862 GB, free: 245.4 MB / 0.7794 GB Notification: Performance of matching and sorting (n=1384) (initialization): time 0.67/5.647, allocations: 155.7 MB / 2.014 GB, free: 148.5 MB / 0.7794 GB Notification: Performance of prepare postOptimizeDAE: time 0.001124/5.648, allocations: 1.723 MB / 2.016 GB, free: 146 MB / 0.7794 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.095e-05/5.648, allocations: 52 kB / 2.016 GB, free: 146 MB / 0.7794 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.037/6.685, allocations: 145.5 MB / 2.158 GB, free: 235.5 MB / 0.7794 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.02156/6.707, allocations: 3.531 MB / 2.162 GB, free: 235.5 MB / 0.7794 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1569/6.864, allocations: 81.32 MB / 2.241 GB, free: 214 MB / 0.7794 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2264/7.09, allocations: 10.89 MB / 2.252 GB, free: 208.7 MB / 0.7794 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007826/7.098, allocations: 1.642 MB / 2.253 GB, free: 207.5 MB / 0.7794 GB Notification: Performance of prepare postOptimizeDAE: time 1.213e-05/7.098, allocations: 5.469 kB / 2.253 GB, free: 207.5 MB / 0.7794 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.6536/7.752, allocations: 152.7 MB / 2.402 GB, free: 56.45 MB / 0.7794 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0002157/7.752, allocations: 55.98 kB / 2.402 GB, free: 56.39 MB / 0.7794 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.035/8.787, allocations: 144.5 MB / 2.544 GB, free: 212.7 MB / 0.7794 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01881/8.805, allocations: 3.492 MB / 2.547 GB, free: 211.5 MB / 0.7794 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1704/8.976, allocations: 84.85 MB / 2.63 GB, free: 131.8 MB / 0.7794 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2239/9.2, allocations: 10.88 MB / 2.64 GB, free: 121 MB / 0.7794 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006607/9.206, allocations: 1.609 MB / 2.642 GB, free: 119.4 MB / 0.7794 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 0.01465/9.221, allocations: 3.982 MB / 2.646 GB, free: 115.4 MB / 0.7794 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.008134/9.229, allocations: 1.473 MB / 2.647 GB, free: 114.8 MB / 0.7794 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2298/9.459, allocations: 68.96 MB / 2.715 GB, free: 45.77 MB / 0.7794 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.6115/10.07, allocations: 83.59 MB / 2.796 GB, free: 219.7 MB / 0.7794 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001693/10.07, allocations: 26.84 kB / 2.796 GB, free: 219.7 MB / 0.7794 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2391/10.31, allocations: 82.47 MB / 2.877 GB, free: 183.7 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 postOpt removeSimpleEquations (simulation): time 0.7522/11.06, allocations: 207.4 MB / 3.079 GB, free: 223.8 MB / 0.7794 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.0001045/11.06, allocations: 9.938 kB / 3.079 GB, free: 223.8 MB / 0.7794 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01396/11.08, allocations: 2.157 MB / 3.082 GB, free: 223.7 MB / 0.7794 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.6086/11.68, allocations: 146.6 MB / 3.225 GB, free: 129.4 MB / 0.7794 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004025/11.69, allocations: 0.8025 MB / 3.225 GB, free: 128.6 MB / 0.7794 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.6281/12.32, allocations: 120.1 MB / 3.343 GB, free: 232.6 MB / 0.7794 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 + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ; pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2285:10-2285:88:writable] Error: Internal error function optimizeJacobianMatrix failed [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2202:9-2202:79:writable] Error: Internal error function createJacobian failed Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($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/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4560:9-4560:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins/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]