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 0.001131/0.001131, allocations: 108 kB / 15.61 MB, free: 148 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001262/0.001262, allocations: 195.9 kB / 16.53 MB, free: 6.664 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.36/1.36, allocations: 222.9 MB / 240.2 MB, free: 4.402 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 0.9748/0.9748, allocations: 135.2 MB / 425.5 MB, free: 11.91 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001772/0.001772, allocations: 63.72 kB / 0.5054 GB, free: 5.312 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1702/0.172, allocations: 80.94 MB / 0.5844 GB, free: 4.543 MB / 494.1 MB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Examples.FlowSystem.Simplified1): time 0.9954/1.167, allocations: 355.5 MB / 0.9316 GB, free: 41.98 MB / 0.67 GB Notification: Performance of NFInst.instExpressions: time 0.09748/1.265, allocations: 72.84 MB / 1.003 GB, free: 28.56 MB / 0.67 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01796/1.283, allocations: 427.2 kB / 1.003 GB, free: 28.56 MB / 0.67 GB Notification: Performance of NFTyping.typeComponents: time 0.01518/1.298, allocations: 5.319 MB / 1.008 GB, free: 25.47 MB / 0.67 GB Notification: Performance of NFTyping.typeBindings: time 0.0387/1.337, allocations: 13.51 MB / 1.021 GB, free: 16.5 MB / 0.67 GB Notification: Performance of NFTyping.typeClassSections: time 0.0218/1.359, allocations: 9.632 MB / 1.031 GB, free: 8.621 MB / 0.67 GB Notification: Performance of NFFlatten.flatten: time 0.04601/1.405, allocations: 37.49 MB / 1.068 GB, free: 4.156 MB / 0.7012 GB Notification: Performance of NFFlatten.resolveConnections: time 0.03257/1.437, allocations: 19.84 MB / 1.087 GB, free: 0.8398 MB / 0.7169 GB Notification: Performance of NFEvalConstants.evaluate: time 0.03527/1.473, allocations: 16.67 MB / 1.103 GB, free: 1.09 MB / 0.7325 GB Notification: Performance of NFSimplifyModel.simplify: time 0.02897/1.502, allocations: 15.89 MB / 1.119 GB, free: 2.305 MB / 0.7481 GB Notification: Performance of NFPackage.collectConstants: time 0.009092/1.511, allocations: 1.871 MB / 1.121 GB, free: 444 kB / 0.7481 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02214/1.533, allocations: 5.709 MB / 1.126 GB, free: 10.98 MB / 0.7637 GB Notification: Performance of NFScalarize.scalarize: time 0.01044/1.544, allocations: 5.807 MB / 1.132 GB, free: 5.387 MB / 0.7637 GB Notification: Performance of NFVerifyModel.verify: time 0.02023/1.564, allocations: 10.33 MB / 1.142 GB, free: 11.24 MB / 0.7794 GB Notification: Performance of NFConvertDAE.convert: time 0.8351/2.399, allocations: 28.54 MB / 1.17 GB, free: 75.62 MB / 0.795 GB Notification: Performance of FrontEnd - DAE generated: time 8.135e-06/2.399, allocations: 1.844 kB / 1.17 GB, free: 75.62 MB / 0.795 GB Notification: Performance of FrontEnd: time 2.014e-06/2.399, allocations: 0 / 1.17 GB, free: 75.62 MB / 0.795 GB Notification: Performance of Transformations before backend: time 0.0008698/2.4, allocations: 0 / 1.17 GB, free: 75.62 MB / 0.795 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 0.06208/2.462, allocations: 22.13 MB / 1.191 GB, free: 68.75 MB / 0.795 GB Notification: Performance of prepare preOptimizeDAE: time 4.125e-05/2.462, allocations: 9.188 kB / 1.191 GB, free: 68.75 MB / 0.795 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01457/2.477, allocations: 2.23 MB / 1.194 GB, free: 67.77 MB / 0.795 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0431/2.52, allocations: 15.29 MB / 1.208 GB, free: 65.08 MB / 0.795 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0008233/2.521, allocations: 0.6842 MB / 1.209 GB, free: 65.06 MB / 0.795 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.004986/2.526, allocations: 0.9314 MB / 1.21 GB, free: 65.04 MB / 0.795 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0418/2.568, allocations: 16.45 MB / 1.226 GB, free: 64.23 MB / 0.795 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0004417/2.568, allocations: 13.78 kB / 1.226 GB, free: 64.23 MB / 0.795 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.003902/2.572, allocations: 324.1 kB / 1.226 GB, free: 64.23 MB / 0.795 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004487/2.572, allocations: 365.9 kB / 1.227 GB, free: 64.21 MB / 0.795 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03703/2.609, allocations: 20.89 MB / 1.247 GB, free: 64.14 MB / 0.795 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 0.1364/2.746, allocations: 81.14 MB / 1.326 GB, free: 7.129 MB / 0.795 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02037/2.766, allocations: 12.64 MB / 1.339 GB, free: 10.74 MB / 0.8107 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01517/2.782, allocations: 9.488 MB / 1.348 GB, free: 1.246 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 0.07938/2.861, allocations: 34.4 MB / 1.382 GB, free: 14.52 MB / 0.8575 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01848/2.879, allocations: 9.685 MB / 1.391 GB, free: 4.762 MB / 0.8575 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.02244/2.902, allocations: 5.774 MB / 1.397 GB, free: 15.15 MB / 0.8732 GB Notification: Performance of pre-optimization done (n=572): time 3.919e-05/2.902, allocations: 0 / 1.397 GB, free: 15.15 MB / 0.8732 GB Notification: Performance of matching and sorting (n=864): time 1.361/4.263, allocations: 238.7 MB / 1.63 GB, free: 444.5 MB / 0.9825 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 0.1269/4.39, allocations: 55.3 MB / 1.684 GB, free: 387.9 MB / 0.9825 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.03179/4.422, allocations: 14.91 MB / 1.698 GB, free: 373.1 MB / 0.9825 GB Notification: Performance of collectPreVariables (initialization): time 0.004968/4.427, allocations: 221.7 kB / 1.699 GB, free: 372.9 MB / 0.9825 GB Notification: Performance of collectInitialEqns (initialization): time 0.008563/4.436, allocations: 7.165 MB / 1.706 GB, free: 366.2 MB / 0.9825 GB Notification: Performance of collectInitialBindings (initialization): time 0.01161/4.448, allocations: 3.113 MB / 1.709 GB, free: 363.1 MB / 0.9825 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.01701/4.465, allocations: 4.087 MB / 1.713 GB, free: 359 MB / 0.9825 GB Notification: Performance of setup shared object (initialization): time 5.418e-05/4.465, allocations: 301.1 kB / 1.713 GB, free: 358.7 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03209/4.497, allocations: 24.24 MB / 1.737 GB, free: 334.4 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03462/4.531, allocations: 26.85 MB / 1.763 GB, free: 306.6 MB / 0.9825 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.06366/4.595, allocations: 44.27 MB / 1.806 GB, free: 261.5 MB / 0.9825 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.367e-05/4.595, allocations: 12 kB / 1.806 GB, free: 261.5 MB / 0.9825 GB Notification: Performance of matching and sorting (n=1380) (initialization): time 0.6464/5.242, allocations: 142.8 MB / 1.945 GB, free: 118.6 MB / 0.9825 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001085/5.242, allocations: 61.69 kB / 1.946 GB, free: 118.5 MB / 0.9825 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.697e-05/5.242, allocations: 52.12 kB / 1.946 GB, free: 118.4 MB / 0.9825 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.9772/6.219, allocations: 119.9 MB / 2.063 GB, free: 450.7 MB / 0.9825 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.02126/6.24, allocations: 3.506 MB / 2.066 GB, free: 450.7 MB / 0.9825 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1695/6.41, allocations: 84.05 MB / 2.148 GB, free: 427 MB / 0.9825 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2336/6.644, allocations: 10.48 MB / 2.158 GB, free: 422.2 MB / 0.9825 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007578/6.651, allocations: 1.638 MB / 2.16 GB, free: 421.1 MB / 0.9825 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04719/6.698, allocations: 27.26 MB / 2.187 GB, free: 399.1 MB / 0.9825 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03531/6.734, allocations: 26.38 MB / 2.212 GB, free: 371.8 MB / 0.9825 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.06375/6.798, allocations: 43.35 MB / 2.255 GB, free: 327.6 MB / 0.9825 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 6.754e-05/6.798, allocations: 15.98 kB / 2.255 GB, free: 327.6 MB / 0.9825 GB Notification: Performance of matching and sorting (n=1380) (initialization_lambda0): time 0.6252/7.423, allocations: 141.2 MB / 2.393 GB, free: 187.2 MB / 0.9825 GB Notification: Performance of prepare postOptimizeDAE: time 9.716e-05/7.423, allocations: 52.66 kB / 2.393 GB, free: 187.2 MB / 0.9825 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.206e-05/7.423, allocations: 55.98 kB / 2.393 GB, free: 187.1 MB / 0.9825 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5869/8.01, allocations: 118.9 MB / 2.509 GB, free: 68.58 MB / 0.9825 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01755/8.028, allocations: 3.472 MB / 2.512 GB, free: 65.1 MB / 0.9825 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.5157/8.543, allocations: 88.27 MB / 2.598 GB, free: 432.9 MB / 0.9825 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2264/8.77, allocations: 10.52 MB / 2.609 GB, free: 432.7 MB / 0.9825 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006382/8.776, allocations: 1.602 MB / 2.61 GB, free: 432.6 MB / 0.9825 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 0.006866/8.783, allocations: 0.7276 MB / 2.611 GB, free: 432.2 MB / 0.9825 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.007139/8.79, allocations: 1.478 MB / 2.612 GB, free: 432.2 MB / 0.9825 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2261/9.016, allocations: 67.97 MB / 2.679 GB, free: 413.4 MB / 0.9825 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2451/9.261, allocations: 82.63 MB / 2.76 GB, free: 332.2 MB / 0.9825 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001867/9.262, allocations: 28 kB / 2.76 GB, free: 332.2 MB / 0.9825 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.226/9.488, allocations: 81.5 MB / 2.839 GB, free: 250.7 MB / 0.9825 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.3771/9.865, allocations: 206.1 MB / 3.04 GB, free: 44.64 MB / 0.9825 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.512e-05/9.865, allocations: 2.297 kB / 3.04 GB, free: 44.64 MB / 0.9825 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01284/9.878, allocations: 2.133 MB / 3.043 GB, free: 42.5 MB / 0.9825 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.9418/10.82, allocations: 144.9 MB / 3.184 GB, free: 400.8 MB / 0.9825 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004451/10.82, allocations: 0.8057 MB / 3.185 GB, free: 400.2 MB / 0.9825 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1389/10.96, allocations: 71.82 MB / 3.255 GB, free: 337.4 MB / 0.9825 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 + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ; pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ] might be structurally or numerically singular for variable tabsSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2347:10-2347:88:writable] Error: Internal error function optimizeJacobianMatrix failed [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2264:9-2264:79:writable] Error: Internal error function createJacobian failed Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($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/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4689:9-4689:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:803:5-803:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed]