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 0.001569/0.001569, allocations: 102 kB / 16.27 MB, free: 5.906 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001483/0.001483, allocations: 192.2 kB / 17.2 MB, free: 5.539 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.317/1.317, allocations: 222.9 MB / 240.9 MB, free: 15.23 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 0.8301/0.8301, allocations: 135.2 MB / 426.2 MB, free: 4.121 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001835/0.001835, allocations: 63.89 kB / 0.506 GB, free: 8.348 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3438/0.3457, allocations: 80.91 MB / 0.585 GB, free: 25.28 MB / 446.1 MB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Examples.FlowSystem.Simplified1): time 0.6146/0.9603, allocations: 355.5 MB / 0.9322 GB, free: 1.895 MB / 0.6387 GB Notification: Performance of NFInst.instExpressions: time 0.1062/1.067, allocations: 72.84 MB / 1.003 GB, free: 8.883 MB / 0.7169 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01357/1.08, allocations: 425.5 kB / 1.004 GB, free: 8.465 MB / 0.7169 GB Notification: Performance of NFTyping.typeComponents: time 0.01662/1.097, allocations: 5.315 MB / 1.009 GB, free: 3.117 MB / 0.7169 GB Notification: Performance of NFTyping.typeBindings: time 0.03856/1.135, allocations: 13.51 MB / 1.022 GB, free: 5.562 MB / 0.7325 GB Notification: Performance of NFTyping.typeClassSections: time 0.4169/1.552, allocations: 9.623 MB / 1.032 GB, free: 24.93 MB / 0.7325 GB Notification: Performance of NFFlatten.flatten: time 0.04298/1.595, allocations: 37.49 MB / 1.068 GB, free: 24.9 MB / 0.7325 GB Notification: Performance of NFFlatten.resolveConnections: time 0.02804/1.623, allocations: 19.84 MB / 1.088 GB, free: 22.84 MB / 0.7325 GB Notification: Performance of NFEvalConstants.evaluate: time 0.03627/1.66, allocations: 16.67 MB / 1.104 GB, free: 21.53 MB / 0.7325 GB Notification: Performance of NFSimplifyModel.simplify: time 0.02861/1.688, allocations: 15.89 MB / 1.119 GB, free: 19.09 MB / 0.7325 GB Notification: Performance of NFPackage.collectConstants: time 0.008549/1.697, allocations: 1.875 MB / 1.121 GB, free: 17.21 MB / 0.7325 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02033/1.717, allocations: 5.706 MB / 1.127 GB, free: 13.66 MB / 0.7325 GB Notification: Performance of NFScalarize.scalarize: time 0.01057/1.728, allocations: 5.805 MB / 1.132 GB, free: 11.56 MB / 0.7325 GB Notification: Performance of NFVerifyModel.verify: time 0.02482/1.753, allocations: 10.34 MB / 1.142 GB, free: 5.395 MB / 0.7325 GB Notification: Performance of NFConvertDAE.convert: time 0.04322/1.796, allocations: 28.54 MB / 1.17 GB, free: 15.8 MB / 0.7637 GB Notification: Performance of FrontEnd - DAE generated: time 4.679e-06/1.796, allocations: 0 / 1.17 GB, free: 15.8 MB / 0.7637 GB Notification: Performance of FrontEnd: time 2.003e-06/1.796, allocations: 0 / 1.17 GB, free: 15.8 MB / 0.7637 GB Notification: Performance of Transformations before backend: time 0.0008918/1.797, allocations: 4 kB / 1.17 GB, free: 15.8 MB / 0.7637 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 0.06991/1.867, allocations: 22.13 MB / 1.192 GB, free: 10.14 MB / 0.7794 GB Notification: Performance of prepare preOptimizeDAE: time 4.443e-05/1.867, allocations: 13.11 kB / 1.192 GB, free: 10.13 MB / 0.7794 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01345/1.881, allocations: 2.231 MB / 1.194 GB, free: 7.875 MB / 0.7794 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.03924/1.92, allocations: 15.31 MB / 1.209 GB, free: 9.051 MB / 0.795 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0009191/1.921, allocations: 0.6773 MB / 1.21 GB, free: 8.379 MB / 0.795 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.006058/1.927, allocations: 0.9253 MB / 1.211 GB, free: 7.461 MB / 0.795 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.04525/1.972, allocations: 16.45 MB / 1.227 GB, free: 6.84 MB / 0.8106 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0003082/1.972, allocations: 19.36 kB / 1.227 GB, free: 6.824 MB / 0.8106 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.004124/1.977, allocations: 326.3 kB / 1.227 GB, free: 6.512 MB / 0.8106 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004157/1.977, allocations: 362.7 kB / 1.227 GB, free: 6.16 MB / 0.8106 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04371/2.021, allocations: 20.9 MB / 1.248 GB, free: 1.301 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 0.1608/2.182, allocations: 81.12 MB / 1.327 GB, free: 13.82 MB / 0.92 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02396/2.206, allocations: 12.64 MB / 1.339 GB, free: 1.434 MB / 0.92 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01661/2.222, allocations: 9.493 MB / 1.349 GB, free: 7.934 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 0.8758/3.098, allocations: 34.39 MB / 1.382 GB, free: 186.1 MB / 0.9357 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01692/3.115, allocations: 9.69 MB / 1.392 GB, free: 185.9 MB / 0.9357 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.02061/3.136, allocations: 5.776 MB / 1.397 GB, free: 185.9 MB / 0.9357 GB Notification: Performance of pre-optimization done (n=572): time 5.065e-05/3.136, allocations: 0 / 1.397 GB, free: 185.9 MB / 0.9357 GB Notification: Performance of matching and sorting (n=864): time 0.9215/4.057, allocations: 238.7 MB / 1.63 GB, free: 15.71 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 0.1342/4.191, allocations: 55.31 MB / 1.684 GB, free: 7.004 MB / 0.9825 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.6564/4.848, allocations: 14.91 MB / 1.699 GB, free: 490.7 MB / 0.9983 GB Notification: Performance of collectPreVariables (initialization): time 0.00426/4.852, allocations: 224.3 kB / 1.699 GB, free: 490.7 MB / 0.9983 GB Notification: Performance of collectInitialEqns (initialization): time 0.008384/4.861, allocations: 7.163 MB / 1.706 GB, free: 490.4 MB / 0.9983 GB Notification: Performance of collectInitialBindings (initialization): time 0.0112/4.872, allocations: 3.114 MB / 1.709 GB, free: 490 MB / 0.9983 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.01309/4.885, allocations: 4.087 MB / 1.713 GB, free: 489.4 MB / 0.9983 GB Notification: Performance of setup shared object (initialization): time 4.949e-05/4.885, allocations: 305.1 kB / 1.714 GB, free: 489.1 MB / 0.9983 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03156/4.917, allocations: 24.24 MB / 1.737 GB, free: 482.5 MB / 0.9983 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03476/4.951, allocations: 26.85 MB / 1.763 GB, free: 472.9 MB / 0.9983 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.06283/5.014, allocations: 44.28 MB / 1.807 GB, free: 446.2 MB / 0.9983 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.191e-05/5.014, allocations: 16.5 kB / 1.807 GB, free: 446.2 MB / 0.9983 GB Notification: Performance of matching and sorting (n=1380) (initialization): time 0.5945/5.609, allocations: 142.8 MB / 1.946 GB, free: 304.8 MB / 0.9983 GB Notification: Performance of prepare postOptimizeDAE: time 7.09e-05/5.609, allocations: 53.7 kB / 1.946 GB, free: 304.8 MB / 0.9983 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.387e-05/5.609, allocations: 52 kB / 1.946 GB, free: 304.7 MB / 0.9983 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5656/6.175, allocations: 119.9 MB / 2.063 GB, free: 184.9 MB / 0.9983 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01828/6.193, allocations: 3.516 MB / 2.067 GB, free: 181.4 MB / 0.9983 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1384/6.331, allocations: 84.04 MB / 2.149 GB, free: 96.89 MB / 0.9983 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2097/6.541, allocations: 10.49 MB / 2.159 GB, free: 86.39 MB / 0.9983 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007216/6.548, allocations: 1.633 MB / 2.161 GB, free: 84.75 MB / 0.9983 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04054/6.589, allocations: 27.26 MB / 2.187 GB, free: 57.46 MB / 0.9983 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03446/6.624, allocations: 26.38 MB / 2.213 GB, free: 30.05 MB / 0.9983 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.4226/7.046, allocations: 43.34 MB / 2.255 GB, free: 472.9 MB / 0.9983 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.01e-05/7.046, allocations: 14 kB / 2.255 GB, free: 472.9 MB / 0.9983 GB Notification: Performance of matching and sorting (n=1380) (initialization_lambda0): time 0.5925/7.639, allocations: 141.2 MB / 2.393 GB, free: 377 MB / 0.9983 GB Notification: Performance of prepare postOptimizeDAE: time 9.209e-05/7.639, allocations: 54.7 kB / 2.393 GB, free: 376.9 MB / 0.9983 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.03e-05/7.639, allocations: 48 kB / 2.393 GB, free: 376.9 MB / 0.9983 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5573/8.196, allocations: 118.9 MB / 2.51 GB, free: 258.3 MB / 0.9983 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.017/8.213, allocations: 3.469 MB / 2.513 GB, free: 254.8 MB / 0.9983 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1417/8.355, allocations: 88.28 MB / 2.599 GB, free: 166.5 MB / 0.9983 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2155/8.571, allocations: 10.51 MB / 2.609 GB, free: 155.9 MB / 0.9983 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006509/8.577, allocations: 1.598 MB / 2.611 GB, free: 154.3 MB / 0.9983 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 0.007727/8.585, allocations: 0.7325 MB / 2.612 GB, free: 153.6 MB / 0.9983 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.009937/8.595, allocations: 1.471 MB / 2.613 GB, free: 152.9 MB / 0.9983 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2213/8.816, allocations: 67.97 MB / 2.679 GB, free: 85.01 MB / 0.9983 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.5785/9.395, allocations: 82.62 MB / 2.76 GB, free: 446.7 MB / 0.9983 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001458/9.395, allocations: 29.28 kB / 2.76 GB, free: 446.7 MB / 0.9983 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2131/9.608, allocations: 81.5 MB / 2.84 GB, free: 433.9 MB / 0.9983 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.321/9.929, allocations: 206.1 MB / 3.041 GB, free: 241.5 MB / 0.9983 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.393e-05/9.929, allocations: 0 / 3.041 GB, free: 241.5 MB / 0.9983 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01178/9.941, allocations: 2.133 MB / 3.043 GB, free: 239.4 MB / 0.9983 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.5376/10.48, allocations: 144.9 MB / 3.185 GB, free: 94.4 MB / 0.9983 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004378/10.48, allocations: 0.8138 MB / 3.185 GB, free: 93.59 MB / 0.9983 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1224/10.61, allocations: 71.82 MB / 3.256 GB, free: 21.68 MB / 0.9983 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 + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ; pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ] might be structurally or numerically singular for variable tabsSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2347:10-2347:88:writable] Error: Internal error function optimizeJacobianMatrix failed [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2264:9-2264:79:writable] Error: Internal error function createJacobian failed Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($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/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4689:9-4689:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins1/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]