Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.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/Buildings 9.1.3-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/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(Buildings.Fluid.Examples.FlowSystem.Simplified1,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|pmpNorth.m_flow|pmpSouth.m_flow",fileNamePrefix="Buildings_9_Buildings.Fluid.Examples.FlowSystem.Simplified1") translateModel(Buildings.Fluid.Examples.FlowSystem.Simplified1,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|pmpNorth.m_flow|pmpSouth.m_flow",fileNamePrefix="Buildings_9_Buildings.Fluid.Examples.FlowSystem.Simplified1") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001937/0.001937, allocations: 103.1 kB / 15.98 MB, free: 6.355 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.002266/0.002266, allocations: 196.9 kB / 16.91 MB, free: 6.199 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.419/1.419, allocations: 222.9 MB / 240.6 MB, free: 15.46 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.718/2.718, allocations: 390.2 MB / 0.665 GB, free: 0.9453 MB / 0.5294 GB Notification: Performance of FrontEnd - loaded program: time 0.001326/0.001326, allocations: 65.98 kB / 0.8127 GB, free: 33.27 MB / 0.6231 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2939/0.2952, allocations: 140.4 MB / 0.9498 GB, free: 9.27 MB / 0.7325 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Simplified1): time 0.9106/1.206, allocations: 352.2 MB / 1.294 GB, free: 7.957 MB / 0.9512 GB Notification: Performance of NFInst.instExpressions: time 0.1172/1.323, allocations: 72.44 MB / 1.364 GB, free: 15.34 MB / 1.029 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01979/1.343, allocations: 393.5 kB / 1.365 GB, free: 14.96 MB / 1.029 GB Notification: Performance of NFTyping.typeComponents: time 0.01881/1.362, allocations: 4.627 MB / 1.369 GB, free: 10.31 MB / 1.029 GB Notification: Performance of NFTyping.typeBindings: time 0.04346/1.405, allocations: 12.59 MB / 1.382 GB, free: 13.68 MB / 1.045 GB Notification: Performance of NFTyping.typeClassSections: time 0.02614/1.431, allocations: 9 MB / 1.39 GB, free: 4.762 MB / 1.045 GB Notification: Performance of NFFlatten.flatten: time 0.05177/1.483, allocations: 37.89 MB / 1.427 GB, free: 14.76 MB / 1.092 GB Notification: Performance of NFFlatten.resolveConnections: time 0.03109/1.514, allocations: 19.78 MB / 1.447 GB, free: 10.82 MB / 1.107 GB Notification: Performance of NFEvalConstants.evaluate: time 0.03799/1.552, allocations: 16.92 MB / 1.463 GB, free: 9.879 MB / 1.123 GB Notification: Performance of NFSimplifyModel.simplify: time 0.02841/1.581, allocations: 16.33 MB / 1.479 GB, free: 9.488 MB / 1.139 GB Notification: Performance of NFPackage.collectConstants: time 0.008536/1.589, allocations: 1.875 MB / 1.481 GB, free: 7.613 MB / 1.139 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02093/1.61, allocations: 5.754 MB / 1.487 GB, free: 1.852 MB / 1.139 GB Notification: Performance of NFScalarize.scalarize: time 0.01104/1.622, allocations: 5.841 MB / 1.492 GB, free: 11.99 MB / 1.154 GB Notification: Performance of NFVerifyModel.verify: time 0.02382/1.645, allocations: 10.35 MB / 1.503 GB, free: 1.594 MB / 1.154 GB Notification: Performance of NFConvertDAE.convert: time 0.03186/1.677, allocations: 22.58 MB / 1.525 GB, free: 10.96 MB / 1.186 GB Notification: Performance of FrontEnd - DAE generated: time 7.514e-06/1.677, allocations: 0 / 1.525 GB, free: 10.96 MB / 1.186 GB Notification: Performance of FrontEnd: time 1.933e-06/1.677, allocations: 0 / 1.525 GB, free: 10.96 MB / 1.186 GB Notification: Performance of Transformations before backend: time 0.0009626/1.678, allocations: 0 / 1.525 GB, free: 10.96 MB / 1.186 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 0.9589/2.637, allocations: 22.14 MB / 1.546 GB, free: 430.3 MB / 1.186 GB Notification: Performance of prepare preOptimizeDAE: time 5.241e-05/2.637, allocations: 10.27 kB / 1.546 GB, free: 430.3 MB / 1.186 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01789/2.655, allocations: 2.58 MB / 1.549 GB, free: 429.3 MB / 1.186 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.04801/2.703, allocations: 15.69 MB / 1.564 GB, free: 422.5 MB / 1.186 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.001102/2.704, allocations: 0.6814 MB / 1.565 GB, free: 422.2 MB / 1.186 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.00625/2.711, allocations: 0.9257 MB / 1.566 GB, free: 421.9 MB / 1.186 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.04648/2.757, allocations: 16.57 MB / 1.582 GB, free: 413.1 MB / 1.186 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0005614/2.758, allocations: 17.09 kB / 1.582 GB, free: 413.1 MB / 1.186 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.004356/2.762, allocations: 320.1 kB / 1.582 GB, free: 412.9 MB / 1.186 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004822/2.763, allocations: 362.7 kB / 1.582 GB, free: 412.8 MB / 1.186 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03946/2.802, allocations: 21.11 MB / 1.603 GB, free: 403.1 MB / 1.186 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 0.1326/2.935, allocations: 80.75 MB / 1.682 GB, free: 320.5 MB / 1.186 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01944/2.954, allocations: 12.89 MB / 1.695 GB, free: 307.9 MB / 1.186 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0131/2.967, allocations: 9.593 MB / 1.704 GB, free: 298.3 MB / 1.186 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 0.06894/3.036, allocations: 34.48 MB / 1.738 GB, free: 263.7 MB / 1.186 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01735/3.054, allocations: 9.822 MB / 1.747 GB, free: 253.8 MB / 1.186 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.02656/3.08, allocations: 7.517 MB / 1.754 GB, free: 246.4 MB / 1.186 GB Notification: Performance of pre-optimization done (n=576): time 4.337e-05/3.081, allocations: 0 / 1.754 GB, free: 246.4 MB / 1.186 GB Notification: Performance of matching and sorting (n=868): time 0.8993/3.98, allocations: 237.1 MB / 1.986 GB, free: 8.031 MB / 1.186 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 1.15/5.13, allocations: 55.25 MB / 2.04 GB, free: 372.7 MB / 1.186 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.03403/5.164, allocations: 14.83 MB / 2.054 GB, free: 368 MB / 1.186 GB Notification: Performance of collectPreVariables (initialization): time 0.004855/5.169, allocations: 228.8 kB / 2.055 GB, free: 367.9 MB / 1.186 GB Notification: Performance of collectInitialEqns (initialization): time 0.008759/5.178, allocations: 7.202 MB / 2.062 GB, free: 363.6 MB / 1.186 GB Notification: Performance of collectInitialBindings (initialization): time 0.01249/5.19, allocations: 3.13 MB / 2.065 GB, free: 362.7 MB / 1.186 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.01904/5.21, allocations: 4.103 MB / 2.069 GB, free: 361.8 MB / 1.186 GB Notification: Performance of setup shared object (initialization): time 4.457e-05/5.21, allocations: 301.1 kB / 2.069 GB, free: 361.5 MB / 1.186 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03577/5.245, allocations: 24.34 MB / 2.093 GB, free: 352.3 MB / 1.186 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03862/5.284, allocations: 26.94 MB / 2.119 GB, free: 333.8 MB / 1.186 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.06733/5.351, allocations: 44.47 MB / 2.163 GB, free: 288.7 MB / 1.186 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0001084/5.352, allocations: 19.75 kB / 2.163 GB, free: 288.7 MB / 1.186 GB Notification: Performance of matching and sorting (n=1384) (initialization): time 0.5756/5.927, allocations: 143 MB / 2.302 GB, free: 146 MB / 1.186 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001192/5.927, allocations: 53.7 kB / 2.302 GB, free: 145.9 MB / 1.186 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.997e-05/5.928, allocations: 52 kB / 2.302 GB, free: 145.9 MB / 1.186 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5454/6.473, allocations: 119.9 MB / 2.419 GB, free: 26.08 MB / 1.186 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01863/6.492, allocations: 3.552 MB / 2.423 GB, free: 22.52 MB / 1.186 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.7649/7.256, allocations: 84.02 MB / 2.505 GB, free: 353.4 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1757/7.432, allocations: 10.91 MB / 2.516 GB, free: 348.1 MB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007634/7.44, allocations: 1.641 MB / 2.517 GB, free: 347 MB / 1.186 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04286/7.483, allocations: 27.36 MB / 2.544 GB, free: 333.8 MB / 1.186 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03543/7.518, allocations: 26.49 MB / 2.57 GB, free: 310.9 MB / 1.186 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0622/7.58, allocations: 43.54 MB / 2.612 GB, free: 266.6 MB / 1.186 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 6.31e-05/7.581, allocations: 12 kB / 2.612 GB, free: 266.6 MB / 1.186 GB Notification: Performance of matching and sorting (n=1384) (initialization_lambda0): time 0.5591/8.14, allocations: 141.4 MB / 2.75 GB, free: 126 MB / 1.186 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001047/8.14, allocations: 52.66 kB / 2.75 GB, free: 126 MB / 1.186 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.543e-05/8.14, allocations: 52 kB / 2.75 GB, free: 125.9 MB / 1.186 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5371/8.677, allocations: 118.9 MB / 2.867 GB, free: 7.43 MB / 1.186 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01787/8.695, allocations: 3.511 MB / 2.87 GB, free: 3.914 MB / 1.186 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.8786/9.574, allocations: 88.26 MB / 2.956 GB, free: 340.6 MB / 1.186 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1716/9.745, allocations: 10.94 MB / 2.967 GB, free: 335.6 MB / 1.186 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007871/9.753, allocations: 1.61 MB / 2.968 GB, free: 334.4 MB / 1.186 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 231 * Number of states: 0 () * Number of discrete variables: 10 ($whenCondition1,stepValve.count,$PRE.stepValve.count,stepValve.T_start,$PRE.stepValve.T_start,pumpHea.stage,stepPump.pulseStart,$PRE.stepPump.pulseStart,stepPump.y,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (1024): * Single equations (assignments): 1006 * Array equations: 6 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 8 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 8 systems {1, 1, 1, 1, 1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(28,28,89.3%)} * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(39,65), (39,65)} Notification: Performance of prepare postOptimizeDAE: time 0.01171/9.765, allocations: 0.7272 MB / 2.969 GB, free: 334 MB / 1.186 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0118/9.777, allocations: 1.475 MB / 2.971 GB, free: 334 MB / 1.186 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2132/9.99, allocations: 68.24 MB / 3.037 GB, free: 281.8 MB / 1.186 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2199/10.21, allocations: 82.72 MB / 3.118 GB, free: 199.1 MB / 1.186 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0002341/10.21, allocations: 30.5 kB / 3.118 GB, free: 199.1 MB / 1.186 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2115/10.42, allocations: 81.6 MB / 3.198 GB, free: 117.6 MB / 1.186 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 1.015/11.44, allocations: 206.3 MB / 3.399 GB, free: 357.9 MB / 1.201 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.0001034/11.44, allocations: 3.875 kB / 3.399 GB, free: 357.9 MB / 1.201 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01272/11.45, allocations: 2.173 MB / 3.401 GB, free: 357.8 MB / 1.201 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.5294/11.98, allocations: 144.9 MB / 3.543 GB, free: 232.5 MB / 1.201 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004856/11.98, allocations: 0.8025 MB / 3.544 GB, free: 231.7 MB / 1.201 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1322/12.12, allocations: 71.91 MB / 3.614 GB, free: 159.7 MB / 1.201 GB Warning: The linear system: 1 : valSouth1[3].dp = valSouth1[2].port_a.p - valSouth1[1].port_b.p 2 : valSouth1[4].dp = valSouth1[2].port_a.p - valSouth1[1].port_b.p [ 1.0 , -1.0 ; 1.0 , -1.0 ] * [ valSouth1[1].port_b.p ; valSouth1[2].port_a.p ] = [ -valSouth1[3].dp ; -valSouth1[4].dp ] might be structurally or numerically singular for variable valSouth1[2].port_a.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) - $cse375 - 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 + $cse375 + (-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 : valSouth1[4].dp = valSouth1[2].port_a.p - valSouth1[1].port_b.p 2 : valSouth1[3].dp = valSouth1[2].port_a.p - valSouth1[1].port_b.p [ -1.0 , 1.0 ; -1.0 , 1.0 ] * [ valSouth1[2].port_a.p ; valSouth1[1].port_b.p ] = [ -valSouth1[4].dp ; -valSouth1[3].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) - $cse375 - 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 + $cse375 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2347:10-2347:88:writable] Error: Internal error function optimizeJacobianMatrix failed [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2264:9-2264:79:writable] Error: Internal error function createJacobian failed Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($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 (620): * Single equations (assignments): 597 * 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), (63,191)} [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4638:9-4638:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:798:5-798:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed]