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) [Timeout 90] Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001668/0.001668, allocations: 103 kB / 18.19 MB, free: 3.879 MB / 14.72 MB [Timeout remaining time 90] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 90] Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001879/0.001879, allocations: 189.9 kB / 21.34 MB, free: 0.7383 MB / 14.72 MB [Timeout remaining time 90] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 90] Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.447/1.447, allocations: 225.6 MB / 249.9 MB, free: 3.18 MB / 190.1 MB [Timeout remaining time 88] loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo", uses=false) [Timeout 90] Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.1.1-maint.10.0.x/package.mo): time 2.702/2.702, allocations: 443.5 MB / 0.731 GB, free: 13.91 MB / 0.5762 GB [Timeout remaining time 86] 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=509,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=509,variableFilter="time|pmpNorth.m_flow|pmpSouth.m_flow",fileNamePrefix="Buildings_10_Buildings.Fluid.Examples.FlowSystem.Simplified1") [Timeout 300] Notification: Performance of FrontEnd - loaded program: time 0.002009/0.002009, allocations: 67.89 kB / 1.06 GB, free: 500 kB / 0.795 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3567/0.3587, allocations: 160.7 MB / 1.217 GB, free: 15.46 MB / 0.9669 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Simplified1): time 1.093/1.451, allocations: 360.4 MB / 1.569 GB, free: 7.41 MB / 1.232 GB Notification: Performance of NFInst.instExpressions: time 0.1279/1.579, allocations: 76 MB / 1.643 GB, free: 11.24 MB / 1.311 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.02228/1.601, allocations: 433.5 kB / 1.643 GB, free: 10.81 MB / 1.311 GB Notification: Performance of NFTyping.typeComponents: time 0.02259/1.624, allocations: 6.614 MB / 1.65 GB, free: 4.164 MB / 1.311 GB Notification: Performance of NFTyping.typeBindings: time 0.04738/1.671, allocations: 14.76 MB / 1.664 GB, free: 5.359 MB / 1.326 GB Notification: Performance of NFTyping.typeClassSections: time 0.02889/1.7, allocations: 10.32 MB / 1.674 GB, free: 11.11 MB / 1.342 GB Notification: Performance of NFFlatten.flatten: time 0.1261/1.826, allocations: 75.13 MB / 1.747 GB, free: 15.83 MB / 1.42 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0337/1.86, allocations: 17.43 MB / 1.764 GB, free: 14.25 MB / 1.436 GB Notification: Performance of NFEvalConstants.evaluate: time 0.04421/1.904, allocations: 17.52 MB / 1.782 GB, free: 12.7 MB / 1.451 GB Notification: Performance of NFSimplifyModel.simplify: time 0.03605/1.94, allocations: 17.26 MB / 1.798 GB, free: 11.38 MB / 1.467 GB Notification: Performance of NFPackage.collectConstants: time 0.01028/1.951, allocations: 1.984 MB / 1.8 GB, free: 9.398 MB / 1.467 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0235/1.974, allocations: 6.172 MB / 1.806 GB, free: 3.219 MB / 1.467 GB Notification: Performance of NFScalarize.scalarize: time 0.01362/1.988, allocations: 6.689 MB / 1.813 GB, free: 12.51 MB / 1.482 GB Notification: Performance of NFVerifyModel.verify: time 0.02916/2.017, allocations: 11.25 MB / 1.824 GB, free: 1.203 MB / 1.482 GB Notification: Performance of NFConvertDAE.convert: time 1.845/3.862, allocations: 31.39 MB / 1.855 GB, free: 147 MB / 1.483 GB Notification: Performance of FrontEnd - DAE generated: time 6.512e-06/3.862, allocations: 0.7812 kB / 1.855 GB, free: 147 MB / 1.483 GB Notification: Performance of FrontEnd: time 1.533e-06/3.862, allocations: 0 / 1.855 GB, free: 147 MB / 1.483 GB Notification: Performance of Transformations before backend: time 0.001423/3.863, allocations: 0.7188 kB / 1.855 GB, free: 147 MB / 1.483 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 0.1011/3.965, allocations: 22.23 MB / 1.876 GB, free: 138 MB / 1.483 GB Notification: Performance of prepare preOptimizeDAE: time 4.621e-05/3.965, allocations: 10.09 kB / 1.876 GB, free: 138 MB / 1.483 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02397/3.989, allocations: 3.294 MB / 1.88 GB, free: 136.8 MB / 1.483 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.05826/4.047, allocations: 21.04 MB / 1.9 GB, free: 133.7 MB / 1.483 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0009929/4.048, allocations: 0.6852 MB / 1.901 GB, free: 133.7 MB / 1.483 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.008675/4.056, allocations: 0.9434 MB / 1.902 GB, free: 133.7 MB / 1.483 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.05593/4.112, allocations: 17.26 MB / 1.919 GB, free: 132.9 MB / 1.483 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0006284/4.113, allocations: 11.83 kB / 1.919 GB, free: 132.9 MB / 1.483 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.007246/4.12, allocations: 332 kB / 1.919 GB, free: 132.9 MB / 1.483 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004517/4.121, allocations: 369.3 kB / 1.919 GB, free: 132.9 MB / 1.483 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04773/4.168, allocations: 21.89 MB / 1.941 GB, free: 132.8 MB / 1.483 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 0.1547/4.323, allocations: 81.31 MB / 2.02 GB, free: 91.64 MB / 1.483 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02371/4.347, allocations: 12.13 MB / 2.032 GB, free: 89.36 MB / 1.483 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01571/4.363, allocations: 8.67 MB / 2.04 GB, free: 87.86 MB / 1.483 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 0.0789/4.441, allocations: 34.27 MB / 2.074 GB, free: 61.55 MB / 1.483 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01938/4.461, allocations: 10.38 MB / 2.084 GB, free: 51.1 MB / 1.483 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.03366/4.495, allocations: 8.267 MB / 2.092 GB, free: 43.07 MB / 1.483 GB Notification: Performance of pre-optimization done (n=588): time 3.849e-05/4.495, allocations: 0 / 2.092 GB, free: 43.07 MB / 1.483 GB Notification: Performance of matching and sorting (n=880): time 1.014/5.509, allocations: 239.7 MB / 2.326 GB, free: 10.85 MB / 1.686 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 0.1674/5.676, allocations: 55.31 MB / 2.38 GB, free: 2 MB / 1.733 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.04821/5.725, allocations: 17.79 MB / 2.397 GB, free: 316 kB / 1.748 GB Notification: Performance of collectPreVariables (initialization): time 0.005312/5.73, allocations: 229.7 kB / 2.398 GB, free: 80 kB / 1.748 GB Notification: Performance of collectInitialEqns (initialization): time 0.01369/5.744, allocations: 7.809 MB / 2.405 GB, free: 8.297 MB / 1.764 GB Notification: Performance of collectInitialBindings (initialization): time 0.01376/5.757, allocations: 3.34 MB / 2.409 GB, free: 4.996 MB / 1.764 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.02281/5.78, allocations: 4.555 MB / 2.413 GB, free: 440 kB / 1.764 GB Notification: Performance of setup shared object (initialization): time 0.0001241/5.78, allocations: 301.1 kB / 2.413 GB, free: 136 kB / 1.764 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.04808/5.828, allocations: 25.64 MB / 2.438 GB, free: 6.469 MB / 1.795 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0532/5.882, allocations: 28.49 MB / 2.466 GB, free: 8.969 MB / 1.826 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.7845/6.666, allocations: 46.83 MB / 2.512 GB, free: 0.7748 GB / 1.826 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.527e-05/6.666, allocations: 17.16 kB / 2.512 GB, free: 0.7748 GB / 1.826 GB Notification: Performance of matching and sorting (n=1652) (initialization): time 0.5933/7.259, allocations: 145.6 MB / 2.654 GB, free: 0.693 GB / 1.826 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001442/7.26, allocations: 57.69 kB / 2.654 GB, free: 0.693 GB / 1.826 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001243/7.26, allocations: 50.61 kB / 2.654 GB, free: 0.6929 GB / 1.826 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5317/7.791, allocations: 119.8 MB / 2.771 GB, free: 0.5763 GB / 1.826 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.02006/7.812, allocations: 3.806 MB / 2.775 GB, free: 0.5726 GB / 1.826 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.157/7.968, allocations: 84.3 MB / 2.857 GB, free: 0.4902 GB / 1.826 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1788/8.147, allocations: 10.61 MB / 2.868 GB, free: 491.3 MB / 1.826 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00814/8.155, allocations: 1.664 MB / 2.869 GB, free: 489.7 MB / 1.826 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04953/8.205, allocations: 29.03 MB / 2.898 GB, free: 460.6 MB / 1.826 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03775/8.243, allocations: 27.97 MB / 2.925 GB, free: 431.6 MB / 1.826 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.06906/8.312, allocations: 45.76 MB / 2.97 GB, free: 385.1 MB / 1.826 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 8.807e-05/8.312, allocations: 16 kB / 2.97 GB, free: 385 MB / 1.826 GB Notification: Performance of matching and sorting (n=1652) (initialization_lambda0): time 0.5674/8.879, allocations: 143.9 MB / 3.11 GB, free: 242.1 MB / 1.826 GB Notification: Performance of prepare postOptimizeDAE: time 6.877e-05/8.879, allocations: 53.7 kB / 3.11 GB, free: 242 MB / 1.826 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.684e-05/8.879, allocations: 48 kB / 3.11 GB, free: 242 MB / 1.826 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.525/9.404, allocations: 118.8 MB / 3.226 GB, free: 123.5 MB / 1.826 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01988/9.424, allocations: 3.759 MB / 3.23 GB, free: 119.7 MB / 1.826 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.987/10.41, allocations: 88.2 MB / 3.316 GB, free: 0.7444 GB / 1.826 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1901/10.6, allocations: 10.66 MB / 3.327 GB, free: 0.7444 GB / 1.826 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.01291/10.61, allocations: 1.634 MB / 3.328 GB, free: 0.7444 GB / 1.826 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 227 * 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 (1164): * Single equations (assignments): 1142 * Array equations: 6 * Algorithm blocks: 1 * Record equations: 4 * 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 0.01153/10.63, allocations: 0.7771 MB / 3.329 GB, free: 0.7442 GB / 1.826 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.01169/10.64, allocations: 1.708 MB / 3.331 GB, free: 0.7442 GB / 1.826 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2331/10.87, allocations: 68.15 MB / 3.397 GB, free: 0.7422 GB / 1.826 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2392/11.11, allocations: 81.73 MB / 3.477 GB, free: 0.7055 GB / 1.826 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0002345/11.11, allocations: 28 kB / 3.477 GB, free: 0.7054 GB / 1.826 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2227/11.33, allocations: 80.61 MB / 3.556 GB, free: 0.6268 GB / 1.826 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.3987/11.73, allocations: 214.6 MB / 3.765 GB, free: 427.4 MB / 1.826 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.0001089/11.73, allocations: 0 / 3.765 GB, free: 427.4 MB / 1.826 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01328/11.74, allocations: 2.234 MB / 3.767 GB, free: 425.2 MB / 1.826 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.5188/12.26, allocations: 144.7 MB / 3.909 GB, free: 280.8 MB / 1.826 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.005325/12.27, allocations: 0.8142 MB / 3.91 GB, free: 279.9 MB / 1.826 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1321/12.4, allocations: 72.12 MB / 3.98 GB, free: 207.8 MB / 1.826 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 + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2348:10-2348:88:writable] Error: Internal error function optimizeJacobianMatrix failed [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2265:9-2265:79:writable] Error: Internal error function createJacobian failed Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($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 (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/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4731:9-4731:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:821:5-821:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed] [Timeout remaining time 286]