Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_10_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 10.1.1-maint.10.0.x/package.mo", uses=false) Using package Buildings with version 10.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.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_10_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_10_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 0.001206/0.001206, allocations: 108 kB / 15.6 MB, free: 132 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00138/0.00138, allocations: 198.3 kB / 16.54 MB, free: 6.672 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.432/1.432, allocations: 222.9 MB / 240.2 MB, free: 4.379 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo): time 2.652/2.652, allocations: 437 MB / 0.7104 GB, free: 5.129 MB / 0.5606 GB Notification: Performance of FrontEnd - loaded program: time 0.001392/0.001392, allocations: 63.91 kB / 0.8692 GB, free: 4.703 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.7325/0.7339, allocations: 151.6 MB / 1.017 GB, free: 2.527 MB / 0.7637 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Simplified1): time 1.024/1.758, allocations: 357.7 MB / 1.367 GB, free: 39.97 MB / 0.9981 GB Notification: Performance of NFInst.instExpressions: time 0.09805/1.856, allocations: 75.85 MB / 1.441 GB, free: 9.234 MB / 1.014 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01642/1.872, allocations: 433.5 kB / 1.441 GB, free: 8.809 MB / 1.014 GB Notification: Performance of NFTyping.typeComponents: time 0.04485/1.917, allocations: 23.47 MB / 1.464 GB, free: 1.285 MB / 1.029 GB Notification: Performance of NFTyping.typeBindings: time 0.04122/1.959, allocations: 14.04 MB / 1.478 GB, free: 3.199 MB / 1.045 GB Notification: Performance of NFTyping.typeClassSections: time 0.02546/1.984, allocations: 10.04 MB / 1.488 GB, free: 9.23 MB / 1.061 GB Notification: Performance of NFFlatten.flatten: time 0.09668/2.081, allocations: 66.79 MB / 1.553 GB, free: 6.414 MB / 1.123 GB Notification: Performance of NFFlatten.resolveConnections: time 0.03403/2.115, allocations: 20.02 MB / 1.572 GB, free: 2.242 MB / 1.139 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0388/2.154, allocations: 16.98 MB / 1.589 GB, free: 1.246 MB / 1.154 GB Notification: Performance of NFSimplifyModel.simplify: time 0.03181/2.186, allocations: 16.37 MB / 1.605 GB, free: 0.8164 MB / 1.17 GB Notification: Performance of NFPackage.collectConstants: time 0.01222/2.198, allocations: 1.969 MB / 1.607 GB, free: 14.84 MB / 1.186 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02628/2.224, allocations: 6.632 MB / 1.613 GB, free: 8.207 MB / 1.186 GB Notification: Performance of NFScalarize.scalarize: time 0.01459/2.239, allocations: 6.512 MB / 1.62 GB, free: 1.676 MB / 1.186 GB Notification: Performance of NFVerifyModel.verify: time 0.02858/2.267, allocations: 11.23 MB / 1.631 GB, free: 6.398 MB / 1.201 GB Notification: Performance of NFConvertDAE.convert: time 0.06192/2.329, allocations: 31.36 MB / 1.661 GB, free: 6.949 MB / 1.232 GB Notification: Performance of FrontEnd - DAE generated: time 7.264e-06/2.329, allocations: 0 / 1.661 GB, free: 6.949 MB / 1.232 GB Notification: Performance of FrontEnd: time 1.814e-06/2.329, allocations: 0 / 1.661 GB, free: 6.949 MB / 1.232 GB Notification: Performance of Transformations before backend: time 0.00106/2.33, allocations: 4 kB / 1.661 GB, free: 6.945 MB / 1.232 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2045 * Number of variables: 2045 Notification: Performance of Generate backend data structure: time 0.07524/2.406, allocations: 23.96 MB / 1.685 GB, free: 14.78 MB / 1.264 GB Notification: Performance of prepare preOptimizeDAE: time 5.481e-05/2.406, allocations: 11.97 kB / 1.685 GB, free: 14.77 MB / 1.264 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01877/2.425, allocations: 3.189 MB / 1.688 GB, free: 11.55 MB / 1.264 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.05207/2.477, allocations: 19.69 MB / 1.707 GB, free: 7.727 MB / 1.279 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0009918/2.478, allocations: 0.702 MB / 1.708 GB, free: 7.023 MB / 1.279 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.004989/2.483, allocations: 0.945 MB / 1.709 GB, free: 6.078 MB / 1.279 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.04447/2.527, allocations: 17.12 MB / 1.725 GB, free: 4.746 MB / 1.295 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0004523/2.528, allocations: 23.77 kB / 1.725 GB, free: 4.723 MB / 1.295 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.004674/2.532, allocations: 328 kB / 1.726 GB, free: 4.402 MB / 1.295 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004265/2.533, allocations: 371.3 kB / 1.726 GB, free: 4.039 MB / 1.295 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 1.009/3.542, allocations: 21.55 MB / 1.747 GB, free: 497.2 MB / 1.311 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 0.1463/3.689, allocations: 83.29 MB / 1.828 GB, free: 441 MB / 1.311 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0202/3.709, allocations: 13.32 MB / 1.841 GB, free: 433.5 MB / 1.311 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0129/3.722, allocations: 9.803 MB / 1.851 GB, free: 427.9 MB / 1.311 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 0.06889/3.791, allocations: 35.62 MB / 1.886 GB, free: 393.1 MB / 1.311 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01942/3.81, allocations: 10.25 MB / 1.896 GB, free: 382.8 MB / 1.311 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.022/3.832, allocations: 5.828 MB / 1.901 GB, free: 377.8 MB / 1.311 GB Notification: Performance of pre-optimization done (n=588): time 3.865e-05/3.832, allocations: 0 / 1.901 GB, free: 377.8 MB / 1.311 GB Notification: Performance of matching and sorting (n=880): time 0.9846/4.817, allocations: 240 MB / 2.136 GB, free: 136.9 MB / 1.311 GB Warning: The linear system: 1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : valCoo.m_flow + spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsSouth1[2].m_flow) - tabsSouth1[1].m_flow - tabsSouth1[3].m_flow - tabsSouth1[4].m_flow - tabsSouth2[1].m_flow - tabsSouth2[2].m_flow - tabsSouth2[3].m_flow - tabsSouth2[4].m_flow - tabsSouth2[5].m_flow - tabsSouth2[6].m_flow - tabsSouth2[7].m_flow - tabsSouth2[8].m_flow - tabsNorth1[1].m_flow - tabsNorth1[2].m_flow - tabsNorth1[3].m_flow - tabsNorth1[4].m_flow - tabsNorth2[1].m_flow - tabsNorth2[2].m_flow - tabsNorth2[3].m_flow - tabsNorth2[4].m_flow - tabsNorth2[5].m_flow - tabsNorth2[6].m_flow - tabsNorth2[8].m_flow - tabsNorth2[7].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1[2].m_flow ; tabsSouth1[1].m_flow ] = [ pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ; tabsSouth1[3].m_flow + tabsNorth2[8].m_flow + tabsNorth2[7].m_flow + tabsNorth2[6].m_flow + tabsNorth2[5].m_flow + tabsNorth2[4].m_flow + tabsNorth2[3].m_flow + tabsNorth2[2].m_flow + tabsNorth2[1].m_flow + tabsNorth1[4].m_flow + tabsNorth1[3].m_flow + tabsNorth1[2].m_flow + tabsNorth1[1].m_flow + tabsSouth2[8].m_flow + tabsSouth2[7].m_flow + tabsSouth2[6].m_flow + tabsSouth2[5].m_flow + tabsSouth2[4].m_flow + tabsSouth2[3].m_flow + tabsSouth2[2].m_flow + tabsSouth2[1].m_flow + tabsSouth1[4].m_flow + (-spl1.res1.m_flow) - valCoo.m_flow - valNorth.res3.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : valCoo.m_flow + spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsSouth1[2].m_flow) - tabsSouth1[1].m_flow - tabsSouth1[3].m_flow - tabsSouth1[4].m_flow - tabsSouth2[1].m_flow - tabsSouth2[2].m_flow - tabsSouth2[3].m_flow - tabsSouth2[4].m_flow - tabsSouth2[5].m_flow - tabsSouth2[6].m_flow - tabsSouth2[7].m_flow - tabsSouth2[8].m_flow - tabsNorth1[1].m_flow - tabsNorth1[2].m_flow - tabsNorth1[3].m_flow - tabsNorth1[4].m_flow - tabsNorth2[1].m_flow - tabsNorth2[2].m_flow - tabsNorth2[3].m_flow - tabsNorth2[4].m_flow - tabsNorth2[5].m_flow - tabsNorth2[6].m_flow - tabsNorth2[8].m_flow - tabsNorth2[7].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1[1].m_flow ; tabsSouth1[2].m_flow ] = [ pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ; tabsSouth1[3].m_flow + tabsNorth2[8].m_flow + tabsNorth2[7].m_flow + tabsNorth2[6].m_flow + tabsNorth2[5].m_flow + tabsNorth2[4].m_flow + tabsNorth2[3].m_flow + tabsNorth2[2].m_flow + tabsNorth2[1].m_flow + tabsNorth1[4].m_flow + tabsNorth1[3].m_flow + tabsNorth1[2].m_flow + tabsNorth1[1].m_flow + tabsSouth2[8].m_flow + tabsSouth2[7].m_flow + tabsSouth2[6].m_flow + tabsSouth2[5].m_flow + tabsSouth2[4].m_flow + tabsSouth2[3].m_flow + tabsSouth2[2].m_flow + tabsSouth2[1].m_flow + tabsSouth1[4].m_flow + (-spl1.res1.m_flow) - valCoo.m_flow - valNorth.res3.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0 2 : valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsNorth2[8].m_flow.SeedStateSetJac0) - tabsNorth2[7].m_flow.SeedStateSetJac0 - tabsNorth2[6].m_flow.SeedStateSetJac0 - tabsNorth2[5].m_flow.SeedStateSetJac0 - tabsNorth2[4].m_flow.SeedStateSetJac0 - tabsNorth2[3].m_flow.SeedStateSetJac0 - tabsNorth2[2].m_flow.SeedStateSetJac0 - tabsNorth2[1].m_flow.SeedStateSetJac0 - tabsNorth1[4].m_flow.SeedStateSetJac0 - tabsNorth1[3].m_flow.SeedStateSetJac0 - tabsNorth1[2].m_flow.SeedStateSetJac0 - tabsNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth2[8].m_flow.SeedStateSetJac0 - tabsSouth2[7].m_flow.SeedStateSetJac0 - tabsSouth2[6].m_flow.SeedStateSetJac0 - tabsSouth2[5].m_flow.SeedStateSetJac0 - tabsSouth2[4].m_flow.SeedStateSetJac0 - tabsSouth2[3].m_flow.SeedStateSetJac0 - tabsSouth2[2].m_flow.SeedStateSetJac0 - tabsSouth2[1].m_flow.SeedStateSetJac0 - tabsSouth1[4].m_flow.SeedStateSetJac0 - tabsSouth1[3].m_flow.SeedStateSetJac0 - tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ; tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ] = [ pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsSouth1[3].m_flow.SeedStateSetJac0) - tabsSouth1[4].m_flow.SeedStateSetJac0 ; tabsNorth2[8].m_flow.SeedStateSetJac0 + tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth2[1].m_flow.SeedStateSetJac0 + tabsSouth2[2].m_flow.SeedStateSetJac0 + tabsSouth2[3].m_flow.SeedStateSetJac0 + tabsSouth2[4].m_flow.SeedStateSetJac0 + tabsSouth2[5].m_flow.SeedStateSetJac0 + tabsSouth2[6].m_flow.SeedStateSetJac0 + tabsSouth2[7].m_flow.SeedStateSetJac0 + tabsSouth2[8].m_flow.SeedStateSetJac0 + tabsNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsNorth1[2].m_flow.SeedStateSetJac0 + tabsNorth1[3].m_flow.SeedStateSetJac0 + tabsNorth1[4].m_flow.SeedStateSetJac0 + tabsNorth2[1].m_flow.SeedStateSetJac0 + tabsNorth2[2].m_flow.SeedStateSetJac0 + tabsNorth2[3].m_flow.SeedStateSetJac0 + tabsNorth2[4].m_flow.SeedStateSetJac0 + tabsNorth2[5].m_flow.SeedStateSetJac0 + tabsNorth2[6].m_flow.SeedStateSetJac0 + tabsNorth2[7].m_flow.SeedStateSetJac0 + (-spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0) - valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ] might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Notification: Performance of inlineWhenForInitialization (initialization): time 0.13/4.947, allocations: 55.31 MB / 2.19 GB, free: 79.97 MB / 1.311 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.03763/4.985, allocations: 17.4 MB / 2.207 GB, free: 62.67 MB / 1.311 GB Notification: Performance of collectPreVariables (initialization): time 0.00418/4.989, allocations: 233.7 kB / 2.207 GB, free: 62.43 MB / 1.311 GB Notification: Performance of collectInitialEqns (initialization): time 0.008411/4.997, allocations: 7.724 MB / 2.215 GB, free: 54.73 MB / 1.311 GB Notification: Performance of collectInitialBindings (initialization): time 0.01161/5.009, allocations: 3.201 MB / 2.218 GB, free: 51.55 MB / 1.311 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.01958/5.029, allocations: 4.634 MB / 2.222 GB, free: 46.91 MB / 1.311 GB Notification: Performance of setup shared object (initialization): time 4.504e-05/5.029, allocations: 305.1 kB / 2.222 GB, free: 46.61 MB / 1.311 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03743/5.066, allocations: 25.97 MB / 2.248 GB, free: 20.61 MB / 1.311 GB Notification: Performance of partitionIndependentBlocks (initialization): time 1.086/6.153, allocations: 28.87 MB / 2.276 GB, free: 450.5 MB / 1.311 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.08364/6.236, allocations: 47.51 MB / 2.322 GB, free: 437.2 MB / 1.311 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0001596/6.236, allocations: 14.47 kB / 2.322 GB, free: 437.2 MB / 1.311 GB Notification: Performance of matching and sorting (n=1700) (initialization): time 0.6439/6.88, allocations: 146.8 MB / 2.466 GB, free: 322.7 MB / 1.311 GB Notification: Performance of prepare postOptimizeDAE: time 0.0002543/6.881, allocations: 58.94 kB / 2.466 GB, free: 322.6 MB / 1.311 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001816/6.881, allocations: 52 kB / 2.466 GB, free: 322.6 MB / 1.311 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.6013/7.482, allocations: 119.9 MB / 2.583 GB, free: 203.1 MB / 1.311 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.02105/7.503, allocations: 3.841 MB / 2.587 GB, free: 199.2 MB / 1.311 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1525/7.656, allocations: 84.31 MB / 2.669 GB, free: 114.8 MB / 1.311 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.226/7.882, allocations: 10.63 MB / 2.679 GB, free: 104.2 MB / 1.311 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007473/7.889, allocations: 1.691 MB / 2.681 GB, free: 102.5 MB / 1.311 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04412/7.933, allocations: 29.36 MB / 2.71 GB, free: 73.09 MB / 1.311 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03529/7.969, allocations: 28.34 MB / 2.737 GB, free: 43.71 MB / 1.311 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.7622/8.731, allocations: 46.46 MB / 2.783 GB, free: 430.8 MB / 1.311 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.438e-05/8.731, allocations: 15.41 kB / 2.783 GB, free: 430.8 MB / 1.311 GB Notification: Performance of matching and sorting (n=1700) (initialization_lambda0): time 0.6354/9.367, allocations: 145.1 MB / 2.924 GB, free: 334.9 MB / 1.311 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001261/9.367, allocations: 57.27 kB / 2.925 GB, free: 334.8 MB / 1.311 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.000123/9.367, allocations: 52.84 kB / 2.925 GB, free: 334.8 MB / 1.311 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.6/9.967, allocations: 118.9 MB / 3.041 GB, free: 216.2 MB / 1.311 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01938/9.986, allocations: 3.802 MB / 3.044 GB, free: 212.4 MB / 1.311 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.157/10.14, allocations: 88.21 MB / 3.131 GB, free: 124.2 MB / 1.311 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.3149/10.46, allocations: 10.68 MB / 3.141 GB, free: 113.5 MB / 1.311 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.01135/10.47, allocations: 1.66 MB / 3.143 GB, free: 111.8 MB / 1.311 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 (1196): * Single equations (assignments): 1166 * Array equations: 6 * Algorithm blocks: 1 * Record equations: 12 * 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 0.01534/10.49, allocations: 0.7836 MB / 3.143 GB, free: 111.1 MB / 1.311 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.01367/10.5, allocations: 1.621 MB / 3.145 GB, free: 110.3 MB / 1.311 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.3259/10.82, allocations: 68.71 MB / 3.212 GB, free: 41.81 MB / 1.311 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.897/11.72, allocations: 83.21 MB / 3.293 GB, free: 410.7 MB / 1.311 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001797/11.72, allocations: 26.59 kB / 3.293 GB, free: 410.7 MB / 1.311 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2315/11.95, allocations: 82.09 MB / 3.373 GB, free: 362.1 MB / 1.311 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.4095/12.36, allocations: 216.1 MB / 3.585 GB, free: 146.3 MB / 1.311 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.0001053/12.36, allocations: 4 kB / 3.585 GB, free: 146.2 MB / 1.311 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01381/12.38, allocations: 2.239 MB / 3.587 GB, free: 144 MB / 1.311 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.153/13.53, allocations: 144.9 MB / 3.728 GB, free: 417.3 MB / 1.311 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.00482/13.53, allocations: 0.8116 MB / 3.729 GB, free: 417.3 MB / 1.311 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.131/13.67, allocations: 72.11 MB / 3.799 GB, free: 400 MB / 1.311 GB Warning: The linear system: 1 : valNorth1[3].dp = valNorth1[2].port_a.p - valSouth1[1].port_b.p 2 : valNorth1[2].dp = valNorth1[2].port_a.p - valSouth1[1].port_b.p [ 1.0 , -1.0 ; 1.0 , -1.0 ] * [ valSouth1[1].port_b.p ; valNorth1[2].port_a.p ] = [ -valNorth1[3].dp ; -valNorth1[2].dp ] might be structurally or numerically singular for variable valNorth1[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) - $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 : valNorth1[2].dp = valNorth1[2].port_a.p - valSouth1[1].port_b.p 2 : valNorth1[3].dp = valNorth1[2].port_a.p - valSouth1[1].port_b.p [ -1.0 , 1.0 ; -1.0 , 1.0 ] * [ valNorth1[2].port_a.p ; valSouth1[1].port_b.p ] = [ -valNorth1[2].dp ; -valNorth1[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) - $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 + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2347:10-2347:88:writable] Error: Internal error function optimizeJacobianMatrix failed [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2264:9-2264:79:writable] Error: Internal error function createJacobian failed Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($STATESET1.x[32],$STATESET1.x[31],$STATESET1.x[30],$STATESET1.x[29],$STATESET1.x[28],$STATESET1.x[27],$STATESET1.x[26],$STATESET1.x[25],$STATESET1.x[24],$STATESET1.x[23],$STATESET1.x[22],$STATESET1.x[21],$STATESET1.x[20],$STATESET1.x[19],$STATESET1.x[18],$STATESET1.x[17],$STATESET1.x[16],$STATESET1.x[15],$STATESET1.x[14],$STATESET1.x[13],$STATESET1.x[12],$STATESET1.x[11],$STATESET1.x[10],$STATESET1.x[9],$STATESET1.x[8],$STATESET1.x[7],$STATESET1.x[6],$STATESET1.x[5],$STATESET1.x[4],$STATESET1.x[3],$STATESET1.x[2],$STATESET1.x[1],pmpSouth.vol.dynBal.U,pmpSouth.filter.s[1],pmpNorth.vol.dynBal.U,pmpNorth.filter.s[1],valSouth1[1].filter.s[1],valSouth1[2].filter.s[1],valSouth1[3].filter.s[1],valSouth1[4].filter.s[1],valSouth2[1].filter.s[1],valSouth2[2].filter.s[1],valSouth2[3].filter.s[1],valSouth2[4].filter.s[1],valSouth2[5].filter.s[1],valSouth2[6].filter.s[1],valSouth2[7].filter.s[1],valSouth2[8].filter.s[1],valNorth1[1].filter.s[1],valNorth1[2].filter.s[1],valNorth1[3].filter.s[1],valNorth1[4].filter.s[1],valNorth2[1].filter.s[1],valNorth2[2].filter.s[1],valNorth2[3].filter.s[1],valNorth2[4].filter.s[1],valNorth2[5].filter.s[1],valNorth2[6].filter.s[1],valNorth2[7].filter.s[1],valNorth2[8].filter.s[1],valSouth.vol.dynBal.U,valSouth.filter.s[1],valNorth.vol.dynBal.U,valNorth.filter.s[1],spl.vol.dynBal.U,spl1.vol.dynBal.U,pumpHea.vol.dynBal.U,pumpHea.filter.s[1],valHea.filter.s[1],valCoo.filter.s[1],spl2.vol.dynBal.U,spl3.vol.dynBal.U,pumpCoo.vol.dynBal.U,pumpCoo.filter.s[1]) * Number of discrete variables: 7 ($whenCondition2,$whenCondition1,stepPump.y,stepPump.pulseStart,pumpHea.stage,stepValve.T_start,stepValve.count) * Number of discrete states: 1 (stepValve.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (631): * Single equations (assignments): 608 * 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/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4689:9-4689:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:803:5-803:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed]