Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IDEAS_IDEAS.Fluid.Examples.FlowSystem.Simplified1.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/package.mo", uses=false) Using package IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: "" <> buildModelFMU(IDEAS.Fluid.Examples.FlowSystem.Simplified1,fileNamePrefix="IDEAS_IDEAS_Fluid_Examples_FlowSystem_Simplified1",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IDEAS.Fluid.Examples.FlowSystem.Simplified1,fileNamePrefix="IDEAS_IDEAS_Fluid_Examples_FlowSystem_Simplified1",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.005312/0.005312, allocations: 102.5 kB / 15.73 MB, free: 6.066 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001384/0.001384, allocations: 197 kB / 16.68 MB, free: 5.973 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.372/1.372, allocations: 222.9 MB / 240.4 MB, free: 15.14 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0/package.mo): time 0.8418/0.8418, allocations: 132.2 MB / 422.7 MB, free: 6.578 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001856/0.001856, allocations: 65.36 kB / 0.5809 GB, free: 24.27 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1401/0.142, allocations: 80.2 MB / 0.6592 GB, free: 10.84 MB / 0.4981 GB Notification: Performance of NFInst.instantiate(IDEAS.Fluid.Examples.FlowSystem.Simplified1): time 0.671/0.813, allocations: 355.5 MB / 1.006 GB, free: 4.852 MB / 0.7637 GB Notification: Performance of NFInst.instExpressions: time 0.536/1.349, allocations: 72.82 MB / 1.078 GB, free: 36.46 MB / 0.8106 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01641/1.366, allocations: 428.9 kB / 1.078 GB, free: 36.46 MB / 0.8106 GB Notification: Performance of NFTyping.typeComponents: time 0.01515/1.381, allocations: 5.311 MB / 1.083 GB, free: 36.45 MB / 0.8106 GB Notification: Performance of NFTyping.typeBindings: time 0.03649/1.417, allocations: 13.52 MB / 1.096 GB, free: 36.02 MB / 0.8106 GB Notification: Performance of NFTyping.typeClassSections: time 0.02332/1.441, allocations: 9.736 MB / 1.106 GB, free: 35.76 MB / 0.8106 GB Notification: Performance of NFFlatten.flatten: time 0.04301/1.484, allocations: 37.62 MB / 1.143 GB, free: 35.11 MB / 0.8106 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0242/1.508, allocations: 19.84 MB / 1.162 GB, free: 29.61 MB / 0.8106 GB Notification: Performance of NFEvalConstants.evaluate: time 0.03212/1.54, allocations: 16.76 MB / 1.178 GB, free: 22.38 MB / 0.8106 GB Notification: Performance of NFSimplifyModel.simplify: time 0.02496/1.565, allocations: 15.89 MB / 1.194 GB, free: 7.891 MB / 0.8106 GB Notification: Performance of NFPackage.collectConstants: time 0.006671/1.572, allocations: 1.871 MB / 1.196 GB, free: 6.02 MB / 0.8106 GB Notification: Performance of NFFlatten.collectFunctions: time 0.01845/1.59, allocations: 5.714 MB / 1.201 GB, free: 0.5586 MB / 0.8106 GB Notification: Performance of NFScalarize.scalarize: time 0.01229/1.603, allocations: 5.798 MB / 1.207 GB, free: 10.98 MB / 0.8262 GB Notification: Performance of NFVerifyModel.verify: time 0.02223/1.625, allocations: 10.4 MB / 1.217 GB, free: 0.7695 MB / 0.8262 GB Notification: Performance of NFConvertDAE.convert: time 0.04825/1.673, allocations: 29.2 MB / 1.246 GB, free: 4.613 MB / 0.8575 GB Notification: Performance of FrontEnd - DAE generated: time 6.933e-06/1.673, allocations: 0 / 1.246 GB, free: 4.613 MB / 0.8575 GB Notification: Performance of FrontEnd: time 1.914e-06/1.673, allocations: 0 / 1.246 GB, free: 4.613 MB / 0.8575 GB Notification: Performance of Transformations before backend: time 0.0008956/1.674, allocations: 4 kB / 1.246 GB, free: 4.609 MB / 0.8575 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 0.0615/1.736, allocations: 22.87 MB / 1.268 GB, free: 13.89 MB / 0.8887 GB Notification: Performance of prepare preOptimizeDAE: time 4.653e-05/1.736, allocations: 16.02 kB / 1.268 GB, free: 13.87 MB / 0.8887 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.003998/1.74, allocations: 1.034 MB / 1.269 GB, free: 12.83 MB / 0.8887 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01103/1.751, allocations: 2.335 MB / 1.271 GB, free: 10.48 MB / 0.8887 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.03885/1.79, allocations: 18.14 MB / 1.289 GB, free: 8.629 MB / 0.9044 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0007409/1.79, allocations: 0.6671 MB / 1.29 GB, free: 7.969 MB / 0.9044 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.004114/1.794, allocations: 0.9293 MB / 1.29 GB, free: 7.047 MB / 0.9044 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.03616/1.831, allocations: 16.46 MB / 1.307 GB, free: 6.391 MB / 0.92 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001996/1.831, allocations: 11.89 kB / 1.307 GB, free: 6.379 MB / 0.92 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001864/1.833, allocations: 328.5 kB / 1.307 GB, free: 6.066 MB / 0.92 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003656/1.833, allocations: 371.2 kB / 1.307 GB, free: 5.703 MB / 0.92 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03891/1.872, allocations: 20.88 MB / 1.328 GB, free: 0.8047 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 removeSimpleEquations (simulation): time 0.1451/2.017, allocations: 81.57 MB / 1.407 GB, free: 12.68 MB / 1.029 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02362/2.041, allocations: 12.65 MB / 1.42 GB, free: 276 kB / 1.029 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0164/2.057, allocations: 9.5 MB / 1.429 GB, free: 6.754 MB / 1.045 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 0.6523/2.71, allocations: 34.66 MB / 1.463 GB, free: 495.1 MB / 1.045 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01525/2.725, allocations: 9.698 MB / 1.472 GB, free: 491.8 MB / 1.045 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.01821/2.743, allocations: 5.78 MB / 1.478 GB, free: 491.1 MB / 1.045 GB Notification: Performance of pre-optimization done (n=572): time 3.561e-05/2.743, allocations: 0 / 1.478 GB, free: 491.1 MB / 1.045 GB Notification: Performance of matching and sorting (n=864): time 0.9897/3.733, allocations: 239.1 MB / 1.711 GB, free: 269.4 MB / 1.045 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 0.12/3.853, allocations: 55.31 MB / 1.765 GB, free: 212.6 MB / 1.045 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.02573/3.879, allocations: 17.62 MB / 1.783 GB, free: 195.1 MB / 1.045 GB Notification: Performance of collectPreVariables (initialization): time 0.003777/3.882, allocations: 225.7 kB / 1.783 GB, free: 194.9 MB / 1.045 GB Notification: Performance of collectInitialEqns (initialization): time 0.007261/3.89, allocations: 7.244 MB / 1.79 GB, free: 188.1 MB / 1.045 GB Notification: Performance of collectInitialBindings (initialization): time 0.01088/3.901, allocations: 3.265 MB / 1.793 GB, free: 185.2 MB / 1.045 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.01427/3.915, allocations: 4.098 MB / 1.797 GB, free: 181.1 MB / 1.045 GB Notification: Performance of setup shared object (initialization): time 3.739e-05/3.915, allocations: 305.1 kB / 1.797 GB, free: 180.8 MB / 1.045 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03314/3.948, allocations: 24.24 MB / 1.821 GB, free: 156.6 MB / 1.045 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03462/3.983, allocations: 26.84 MB / 1.847 GB, free: 128.7 MB / 1.045 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.06247/4.045, allocations: 44.27 MB / 1.89 GB, free: 83.61 MB / 1.045 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.859e-05/4.045, allocations: 16 kB / 1.89 GB, free: 83.6 MB / 1.045 GB Notification: Performance of matching and sorting (n=1380) (initialization): time 1.287/5.333, allocations: 142.8 MB / 2.03 GB, free: 444.9 MB / 1.045 GB Notification: Performance of prepare postOptimizeDAE: time 9.746e-05/5.333, allocations: 54.58 kB / 2.03 GB, free: 444.9 MB / 1.045 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.76e-05/5.333, allocations: 53.28 kB / 2.03 GB, free: 444.9 MB / 1.045 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.6156/5.948, allocations: 119.8 MB / 2.147 GB, free: 347.6 MB / 1.045 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01852/5.967, allocations: 3.504 MB / 2.151 GB, free: 344.2 MB / 1.045 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1361/6.103, allocations: 84.06 MB / 2.233 GB, free: 260.1 MB / 1.045 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.236/6.339, allocations: 10.48 MB / 2.243 GB, free: 249.6 MB / 1.045 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00618/6.345, allocations: 1.633 MB / 2.244 GB, free: 247.9 MB / 1.045 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0398/6.385, allocations: 27.27 MB / 2.271 GB, free: 220.7 MB / 1.045 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03288/6.418, allocations: 26.38 MB / 2.297 GB, free: 193.3 MB / 1.045 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.06011/6.478, allocations: 43.35 MB / 2.339 GB, free: 149.1 MB / 1.045 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 6.165e-05/6.478, allocations: 16 kB / 2.339 GB, free: 149.1 MB / 1.045 GB Notification: Performance of matching and sorting (n=1380) (initialization_lambda0): time 0.9627/7.441, allocations: 141.3 MB / 2.477 GB, free: 436.3 MB / 1.045 GB Notification: Performance of prepare postOptimizeDAE: time 7.51e-05/7.441, allocations: 55.36 kB / 2.477 GB, free: 436.2 MB / 1.045 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.747e-05/7.441, allocations: 50.28 kB / 2.477 GB, free: 436.2 MB / 1.045 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.6181/8.059, allocations: 118.8 MB / 2.593 GB, free: 400.8 MB / 1.045 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01748/8.077, allocations: 3.465 MB / 2.597 GB, free: 397.5 MB / 1.045 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1523/8.229, allocations: 88.28 MB / 2.683 GB, free: 309.2 MB / 1.045 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2219/8.451, allocations: 10.51 MB / 2.693 GB, free: 298.7 MB / 1.045 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.005985/8.457, allocations: 1.598 MB / 2.695 GB, free: 297.1 MB / 1.045 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 0.006969/8.464, allocations: 0.7406 MB / 2.695 GB, free: 296.5 MB / 1.045 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.006933/8.471, allocations: 1.558 MB / 2.697 GB, free: 295.8 MB / 1.045 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2221/8.693, allocations: 67.95 MB / 2.763 GB, free: 228.1 MB / 1.045 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2473/8.941, allocations: 82.62 MB / 2.844 GB, free: 145.5 MB / 1.045 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001558/8.941, allocations: 32 kB / 2.844 GB, free: 145.5 MB / 1.045 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2303/9.171, allocations: 81.5 MB / 2.924 GB, free: 64.06 MB / 1.045 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.7349/9.906, allocations: 206.3 MB / 3.125 GB, free: 365.8 MB / 1.045 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.000193/9.906, allocations: 4 kB / 3.125 GB, free: 365.8 MB / 1.045 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01374/9.92, allocations: 2.134 MB / 3.127 GB, free: 363.7 MB / 1.045 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.5653/10.49, allocations: 144.7 MB / 3.268 GB, free: 220.5 MB / 1.045 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.003946/10.49, allocations: 0.8102 MB / 3.269 GB, free: 219.7 MB / 1.045 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1264/10.62, allocations: 71.83 MB / 3.339 GB, free: 147.8 MB / 1.045 GB Warning: The linear system: 1 : valNorth2[3].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p 2 : valNorth2[1].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p [ -1.0 , 1.0 ; -1.0 , 1.0 ] * [ valNorth2[2].port_a.p ; valSouth1[1].port_b.p ] = [ -valNorth2[3].dp ; -valNorth2[1].dp ] might be structurally or numerically singular for variable valSouth1[1].port_b.p since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse374 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1[1].m_flow ; tabsSouth1[2].m_flow ] = [ pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ; tabsNorth2[7].m_flow + tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth2[1].m_flow + tabsSouth2[2].m_flow + tabsSouth2[3].m_flow + tabsSouth2[4].m_flow + tabsSouth2[5].m_flow + tabsSouth2[6].m_flow + tabsSouth2[7].m_flow + tabsSouth2[8].m_flow + tabsNorth1[1].m_flow + tabsNorth1[2].m_flow + tabsNorth1[3].m_flow + tabsNorth1[4].m_flow + tabsNorth2[1].m_flow + tabsNorth2[2].m_flow + tabsNorth2[3].m_flow + tabsNorth2[4].m_flow + tabsNorth2[5].m_flow + tabsNorth2[6].m_flow + tabsNorth2[8].m_flow + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valNorth2[1].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p 2 : valNorth2[3].dp = valNorth2[2].port_a.p - valSouth1[1].port_b.p [ 1.0 , -1.0 ; 1.0 , -1.0 ] * [ valSouth1[1].port_b.p ; valNorth2[2].port_a.p ] = [ -valNorth2[1].dp ; -valNorth2[3].dp ] might be structurally or numerically singular for variable valNorth2[2].port_a.p since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse374 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0 2 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 [ -1.0 , -1.0 ; 1.0 , 1.0 ] * [ tabsSouth1[2].m_flow ; tabsSouth1[1].m_flow ] = [ tabsNorth2[7].m_flow + tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth2[1].m_flow + tabsSouth2[2].m_flow + tabsSouth2[3].m_flow + tabsSouth2[4].m_flow + tabsSouth2[5].m_flow + tabsSouth2[6].m_flow + tabsSouth2[7].m_flow + tabsSouth2[8].m_flow + tabsNorth1[1].m_flow + tabsNorth1[2].m_flow + tabsNorth1[3].m_flow + tabsNorth1[4].m_flow + tabsNorth2[1].m_flow + tabsNorth2[2].m_flow + tabsNorth2[3].m_flow + tabsNorth2[4].m_flow + tabsNorth2[5].m_flow + tabsNorth2[6].m_flow + tabsNorth2[8].m_flow + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ; pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ] might be structurally or numerically singular for variable tabsSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2348:10-2348:88:writable] Error: Internal error function optimizeJacobianMatrix failed [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2265:9-2265:79:writable] Error: Internal error function createJacobian failed Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($STATESET1.x[32],$STATESET1.x[31],$STATESET1.x[30],$STATESET1.x[29],$STATESET1.x[28],$STATESET1.x[27],$STATESET1.x[26],$STATESET1.x[25],$STATESET1.x[24],$STATESET1.x[23],$STATESET1.x[22],$STATESET1.x[21],$STATESET1.x[20],$STATESET1.x[19],$STATESET1.x[18],$STATESET1.x[17],$STATESET1.x[16],$STATESET1.x[15],$STATESET1.x[14],$STATESET1.x[13],$STATESET1.x[12],$STATESET1.x[11],$STATESET1.x[10],$STATESET1.x[9],$STATESET1.x[8],$STATESET1.x[7],$STATESET1.x[6],$STATESET1.x[5],$STATESET1.x[4],$STATESET1.x[3],$STATESET1.x[2],$STATESET1.x[1],pmpSouth.vol.dynBal.U,pmpSouth.filter.s[1],pmpNorth.vol.dynBal.U,pmpNorth.filter.s[1],valSouth1[1].filter.s[1],valSouth1[2].filter.s[1],valSouth1[3].filter.s[1],valSouth1[4].filter.s[1],valSouth2[1].filter.s[1],valSouth2[2].filter.s[1],valSouth2[3].filter.s[1],valSouth2[4].filter.s[1],valSouth2[5].filter.s[1],valSouth2[6].filter.s[1],valSouth2[7].filter.s[1],valSouth2[8].filter.s[1],valNorth1[1].filter.s[1],valNorth1[2].filter.s[1],valNorth1[3].filter.s[1],valNorth1[4].filter.s[1],valNorth2[1].filter.s[1],valNorth2[2].filter.s[1],valNorth2[3].filter.s[1],valNorth2[4].filter.s[1],valNorth2[5].filter.s[1],valNorth2[6].filter.s[1],valNorth2[7].filter.s[1],valNorth2[8].filter.s[1],valSouth.vol.dynBal.U,valSouth.filter.s[1],valNorth.vol.dynBal.U,valNorth.filter.s[1],spl.vol.dynBal.U,spl1.vol.dynBal.U,pumpHea.vol.dynBal.U,pumpHea.filter.s[1],valHea.filter.s[1],valCoo.filter.s[1],spl2.vol.dynBal.U,spl3.vol.dynBal.U,pumpCoo.vol.dynBal.U,pumpCoo.filter.s[1]) * Number of discrete variables: 7 ($whenCondition2,$whenCondition1,stepPump.y,stepPump.pulseStart,pumpHea.stage,stepValve.T_start,stepValve.count) * Number of discrete states: 1 (stepValve.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (615): * Single equations (assignments): 592 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 10 * When equations: 3 * If-equations: 0 * Equation systems (not torn): 6 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 6 systems {1, 1, 1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(28,28,89.3%)} * Non-linear torn systems (#iteration vars, #inner vars): 3 systems {(36,81), (1,1), (62,192)} [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo: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]