Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.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/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: "" <> buildModelFMU(BuildingSystems.Fluid.Examples.FlowSystem.Simplified1,fileNamePrefix="BuildingSystems_BuildingSystems_Fluid_Examples_FlowSystem_Simplified1",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildingSystems.Fluid.Examples.FlowSystem.Simplified1,fileNamePrefix="BuildingSystems_BuildingSystems_Fluid_Examples_FlowSystem_Simplified1",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001551/0.001551, allocations: 108.6 kB / 15.73 MB, free: 72 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001525/0.001524, allocations: 183.1 kB / 16.66 MB, free: 6.602 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.366/1.366, allocations: 222.9 MB / 240.4 MB, free: 4.324 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002449/0.00245, allocations: 279.2 kB / 290.8 MB, free: 1.918 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9648/0.9648, allocations: 169.3 MB / 0.4983 GB, free: 13.82 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.002547/0.002547, allocations: 96.56 kB / 0.681 GB, free: 15.97 MB / 494.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1451/0.1477, allocations: 86.97 MB / 0.7659 GB, free: 8.922 MB / 0.5606 GB Notification: Performance of NFInst.instantiate(BuildingSystems.Fluid.Examples.FlowSystem.Simplified1): time 0.9443/1.092, allocations: 357.7 MB / 1.115 GB, free: 56.6 MB / 0.8419 GB Notification: Performance of NFInst.instExpressions: time 0.07803/1.17, allocations: 75.88 MB / 1.189 GB, free: 55.51 MB / 0.8419 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01273/1.183, allocations: 431.9 kB / 1.19 GB, free: 55.51 MB / 0.8419 GB Notification: Performance of NFTyping.typeComponents: time 0.01452/1.197, allocations: 6.426 MB / 1.196 GB, free: 55.39 MB / 0.8419 GB Notification: Performance of NFTyping.typeBindings: time 0.03175/1.229, allocations: 14.09 MB / 1.21 GB, free: 52.02 MB / 0.8419 GB Notification: Performance of NFTyping.typeClassSections: time 0.01941/1.249, allocations: 10.19 MB / 1.22 GB, free: 45.81 MB / 0.8419 GB Notification: Performance of NFFlatten.flatten: time 0.07377/1.322, allocations: 74.33 MB / 1.292 GB, free: 2.613 MB / 0.8575 GB Notification: Performance of NFFlatten.resolveConnections: time 0.02816/1.351, allocations: 20.04 MB / 1.312 GB, free: 15.15 MB / 0.8887 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0331/1.384, allocations: 17.07 MB / 1.329 GB, free: 15.02 MB / 0.9044 GB Notification: Performance of NFSimplifyModel.simplify: time 0.02747/1.411, allocations: 16.43 MB / 1.345 GB, free: 15.76 MB / 0.92 GB Notification: Performance of NFPackage.collectConstants: time 0.006916/1.418, allocations: 1.969 MB / 1.347 GB, free: 13.79 MB / 0.92 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0179/1.436, allocations: 6.064 MB / 1.352 GB, free: 7.996 MB / 0.92 GB Notification: Performance of NFScalarize.scalarize: time 0.009217/1.445, allocations: 6.518 MB / 1.359 GB, free: 1.711 MB / 0.92 GB Notification: Performance of NFVerifyModel.verify: time 0.01923/1.464, allocations: 11.29 MB / 1.37 GB, free: 6.609 MB / 0.9356 GB Notification: Performance of NFConvertDAE.convert: time 0.04283/1.507, allocations: 31.52 MB / 1.401 GB, free: 8.176 MB / 0.9669 GB Notification: Performance of FrontEnd - DAE generated: time 5.791e-06/1.507, allocations: 0 / 1.401 GB, free: 8.176 MB / 0.9669 GB Notification: Performance of FrontEnd: time 1.624e-06/1.507, allocations: 0 / 1.401 GB, free: 8.176 MB / 0.9669 GB Notification: Performance of Transformations before backend: time 0.0005861/1.508, allocations: 4 kB / 1.401 GB, free: 8.172 MB / 0.9669 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 0.0525/1.56, allocations: 24.73 MB / 1.425 GB, free: 15.55 MB / 0.9981 GB Notification: Performance of prepare preOptimizeDAE: time 3.896e-05/1.56, allocations: 11.97 kB / 1.425 GB, free: 15.54 MB / 0.9981 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001962/1.562, allocations: 1.051 MB / 1.426 GB, free: 14.48 MB / 0.9981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01365/1.576, allocations: 3.301 MB / 1.429 GB, free: 11.17 MB / 0.9981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.04243/1.619, allocations: 23.17 MB / 1.452 GB, free: 4.32 MB / 1.014 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005961/1.619, allocations: 0.6723 MB / 1.452 GB, free: 3.652 MB / 1.014 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.002594/1.622, allocations: 0.9452 MB / 1.453 GB, free: 2.715 MB / 1.014 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.03429/1.656, allocations: 17.11 MB / 1.47 GB, free: 1.414 MB / 1.029 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002998/1.656, allocations: 15.86 kB / 1.47 GB, free: 1.398 MB / 1.029 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.003269/1.66, allocations: 325.3 kB / 1.47 GB, free: 1.086 MB / 1.029 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003973/1.66, allocations: 379.3 kB / 1.471 GB, free: 0.7148 MB / 1.029 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.3164/1.977, allocations: 21.53 MB / 1.492 GB, free: 438 MB / 1.029 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 0.1106/2.087, allocations: 83.7 MB / 1.573 GB, free: 380.6 MB / 1.029 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0167/2.104, allocations: 13.31 MB / 1.586 GB, free: 372.2 MB / 1.029 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01088/2.115, allocations: 9.799 MB / 1.596 GB, free: 362.4 MB / 1.029 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 0.04906/2.164, allocations: 35.8 MB / 1.631 GB, free: 326.8 MB / 1.029 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01094/2.175, allocations: 10.24 MB / 1.641 GB, free: 316.6 MB / 1.029 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.01522/2.19, allocations: 5.841 MB / 1.647 GB, free: 311.5 MB / 1.029 GB Notification: Performance of pre-optimization done (n=588): time 1.957e-05/2.19, allocations: 0 / 1.647 GB, free: 311.5 MB / 1.029 GB Notification: Performance of matching and sorting (n=880): time 0.818/3.008, allocations: 240.3 MB / 1.881 GB, free: 70.63 MB / 1.029 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 0.1102/3.118, allocations: 55.36 MB / 1.935 GB, free: 13.67 MB / 1.029 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.3266/3.445, allocations: 20.49 MB / 1.955 GB, free: 399.8 MB / 1.029 GB Notification: Performance of collectPreVariables (initialization): time 0.003624/3.449, allocations: 231.8 kB / 1.956 GB, free: 399.8 MB / 1.029 GB Notification: Performance of collectInitialEqns (initialization): time 0.006124/3.455, allocations: 7.84 MB / 1.963 GB, free: 396.3 MB / 1.029 GB Notification: Performance of collectInitialBindings (initialization): time 0.01033/3.465, allocations: 3.342 MB / 1.967 GB, free: 395.3 MB / 1.029 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.01138/3.477, allocations: 4.553 MB / 1.971 GB, free: 394.2 MB / 1.029 GB Notification: Performance of setup shared object (initialization): time 3.158e-05/3.477, allocations: 301.7 kB / 1.971 GB, free: 393.9 MB / 1.029 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03733/3.514, allocations: 25.64 MB / 1.996 GB, free: 386.8 MB / 1.029 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03384/3.548, allocations: 28.49 MB / 2.024 GB, free: 376.6 MB / 1.029 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.06285/3.611, allocations: 46.84 MB / 2.07 GB, free: 356.3 MB / 1.029 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.809e-05/3.611, allocations: 23.69 kB / 2.07 GB, free: 356.3 MB / 1.029 GB Notification: Performance of matching and sorting (n=1652) (initialization): time 0.5403/4.151, allocations: 146.1 MB / 2.213 GB, free: 211.6 MB / 1.029 GB Notification: Performance of prepare postOptimizeDAE: time 6.618e-05/4.151, allocations: 57.69 kB / 2.213 GB, free: 211.6 MB / 1.029 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.336e-05/4.151, allocations: 48 kB / 2.213 GB, free: 211.5 MB / 1.029 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5256/4.677, allocations: 119.8 MB / 2.33 GB, free: 91.81 MB / 1.029 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01891/4.696, allocations: 3.803 MB / 2.333 GB, free: 88 MB / 1.029 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.4421/5.138, allocations: 84.3 MB / 2.416 GB, free: 371.7 MB / 1.029 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1768/5.315, allocations: 10.62 MB / 2.426 GB, free: 371.5 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007/5.322, allocations: 1.664 MB / 2.428 GB, free: 371.4 MB / 1.029 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04237/5.364, allocations: 29.03 MB / 2.456 GB, free: 362.9 MB / 1.029 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03419/5.398, allocations: 27.96 MB / 2.483 GB, free: 352.9 MB / 1.029 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.06132/5.46, allocations: 45.77 MB / 2.528 GB, free: 326.3 MB / 1.029 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 6.01e-05/5.46, allocations: 16 kB / 2.528 GB, free: 326.2 MB / 1.029 GB Notification: Performance of matching and sorting (n=1652) (initialization_lambda0): time 0.545/6.005, allocations: 144.4 MB / 2.669 GB, free: 182.9 MB / 1.029 GB Notification: Performance of prepare postOptimizeDAE: time 6.122e-05/6.005, allocations: 57.69 kB / 2.669 GB, free: 182.8 MB / 1.029 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.128e-05/6.005, allocations: 51.94 kB / 2.669 GB, free: 182.8 MB / 1.029 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5267/6.532, allocations: 118.8 MB / 2.785 GB, free: 64.35 MB / 1.029 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01772/6.549, allocations: 3.751 MB / 2.789 GB, free: 60.59 MB / 1.029 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.5101/7.06, allocations: 88.19 MB / 2.875 GB, free: 359.7 MB / 1.029 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1779/7.237, allocations: 10.66 MB / 2.885 GB, free: 359.5 MB / 1.029 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006474/7.244, allocations: 1.635 MB / 2.887 GB, free: 359.4 MB / 1.029 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 0.006916/7.251, allocations: 0.7783 MB / 2.888 GB, free: 358.9 MB / 1.029 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.006479/7.257, allocations: 1.712 MB / 2.89 GB, free: 358.9 MB / 1.029 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.1946/7.452, allocations: 68.72 MB / 2.957 GB, free: 323.6 MB / 1.029 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2139/7.666, allocations: 83.19 MB / 3.038 GB, free: 240.5 MB / 1.029 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.22e-05/7.666, allocations: 28 kB / 3.038 GB, free: 240.5 MB / 1.029 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.1966/7.863, allocations: 82.07 MB / 3.118 GB, free: 158.5 MB / 1.029 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.7069/8.57, allocations: 216.3 MB / 3.329 GB, free: 355.8 MB / 1.029 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.663e-05/8.57, allocations: 0 / 3.329 GB, free: 355.8 MB / 1.029 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01246/8.582, allocations: 2.244 MB / 3.331 GB, free: 355.5 MB / 1.029 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.5381/9.12, allocations: 144.7 MB / 3.473 GB, free: 226.8 MB / 1.029 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.003631/9.124, allocations: 0.8141 MB / 3.474 GB, free: 226 MB / 1.029 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1137/9.238, allocations: 72.12 MB / 3.544 GB, free: 153.9 MB / 1.029 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:4689:9-4689:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:803:5-803:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed]