Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.Fluid.Examples.FlowSystem.Simplified1.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo", uses=false) Using package Buildings with version 9.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: "" <> buildModelFMU(Buildings.Fluid.Examples.FlowSystem.Simplified1,fileNamePrefix="Buildings_9_Buildings_Fluid_Examples_FlowSystem_Simplified1",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.Examples.FlowSystem.Simplified1,fileNamePrefix="Buildings_9_Buildings_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 0.001249/0.001249, allocations: 115.3 kB / 15.34 MB, free: 0.5156 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001402/0.001402, allocations: 190 kB / 16.25 MB, free: 6.633 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.301/1.301, allocations: 222.9 MB / 239.9 MB, free: 4.516 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.317/2.317, allocations: 390.2 MB / 0.6644 GB, free: 0.5508 MB / 0.5137 GB Notification: Performance of FrontEnd - loaded program: time 0.001474/0.001474, allocations: 63.91 kB / 0.8122 GB, free: 14.67 MB / 0.67 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.6466/0.6481, allocations: 140.4 MB / 0.9492 GB, free: 9.172 MB / 0.7169 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Simplified1): time 0.9625/1.611, allocations: 352.2 MB / 1.293 GB, free: 59.65 MB / 0.9981 GB Notification: Performance of NFInst.instExpressions: time 0.09768/1.708, allocations: 72.45 MB / 1.364 GB, free: 56.64 MB / 0.9981 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01846/1.727, allocations: 395.9 kB / 1.364 GB, free: 56.64 MB / 0.9981 GB Notification: Performance of NFTyping.typeComponents: time 0.01595/1.743, allocations: 4.629 MB / 1.369 GB, free: 55.53 MB / 0.9981 GB Notification: Performance of NFTyping.typeBindings: time 0.04301/1.786, allocations: 12.6 MB / 1.381 GB, free: 49.46 MB / 0.9981 GB Notification: Performance of NFTyping.typeClassSections: time 0.02344/1.809, allocations: 8.995 MB / 1.39 GB, free: 43.92 MB / 0.9981 GB Notification: Performance of NFFlatten.flatten: time 0.04295/1.852, allocations: 37.89 MB / 1.427 GB, free: 13.38 MB / 0.9981 GB Notification: Performance of NFFlatten.resolveConnections: time 0.02863/1.881, allocations: 19.77 MB / 1.446 GB, free: 10.2 MB / 1.014 GB Notification: Performance of NFEvalConstants.evaluate: time 0.04341/1.924, allocations: 16.93 MB / 1.463 GB, free: 10.2 MB / 1.029 GB Notification: Performance of NFSimplifyModel.simplify: time 0.03051/1.955, allocations: 16.32 MB / 1.479 GB, free: 11.05 MB / 1.045 GB Notification: Performance of NFPackage.collectConstants: time 0.009018/1.964, allocations: 1.879 MB / 1.481 GB, free: 9.172 MB / 1.045 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02179/1.986, allocations: 5.766 MB / 1.486 GB, free: 3.66 MB / 1.045 GB Notification: Performance of NFScalarize.scalarize: time 0.01166/1.998, allocations: 5.838 MB / 1.492 GB, free: 14.05 MB / 1.061 GB Notification: Performance of NFVerifyModel.verify: time 0.02274/2.02, allocations: 10.41 MB / 1.502 GB, free: 3.828 MB / 1.061 GB Notification: Performance of NFConvertDAE.convert: time 0.04475/2.065, allocations: 28.87 MB / 1.53 GB, free: 8.031 MB / 1.092 GB Notification: Performance of FrontEnd - DAE generated: time 8.596e-06/2.065, allocations: 4 kB / 1.53 GB, free: 8.027 MB / 1.092 GB Notification: Performance of FrontEnd: time 1.663e-06/2.065, allocations: 4 kB / 1.53 GB, free: 8.023 MB / 1.092 GB Notification: Performance of Transformations before backend: time 0.0009594/2.066, allocations: 0 / 1.53 GB, free: 8.023 MB / 1.092 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2029 * Number of variables: 2029 Notification: Performance of Generate backend data structure: time 0.06511/2.131, allocations: 22.29 MB / 1.552 GB, free: 1.801 MB / 1.107 GB Notification: Performance of prepare preOptimizeDAE: time 5.085e-05/2.131, allocations: 12.03 kB / 1.552 GB, free: 1.789 MB / 1.107 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.004912/2.136, allocations: 1.038 MB / 1.553 GB, free: 0.7461 MB / 1.107 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0157/2.152, allocations: 2.586 MB / 1.556 GB, free: 14.14 MB / 1.123 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.04064/2.193, allocations: 17.85 MB / 1.573 GB, free: 12.57 MB / 1.139 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0008232/2.194, allocations: 0.6807 MB / 1.574 GB, free: 11.89 MB / 1.139 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.004892/2.198, allocations: 0.9296 MB / 1.575 GB, free: 10.97 MB / 1.139 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.04096/2.239, allocations: 16.57 MB / 1.591 GB, free: 10.23 MB / 1.154 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0003459/2.24, allocations: 19.88 kB / 1.591 GB, free: 10.21 MB / 1.154 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.003404/2.243, allocations: 322.2 kB / 1.591 GB, free: 9.898 MB / 1.154 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004045/2.244, allocations: 367.3 kB / 1.591 GB, free: 9.539 MB / 1.154 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04252/2.286, allocations: 21.11 MB / 1.612 GB, free: 4.418 MB / 1.17 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 0.1557/2.442, allocations: 81.42 MB / 1.692 GB, free: 48 kB / 1.248 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02547/2.467, allocations: 12.91 MB / 1.704 GB, free: 3.391 MB / 1.264 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01645/2.484, allocations: 9.596 MB / 1.713 GB, free: 9.781 MB / 1.279 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 0.582/3.066, allocations: 34.74 MB / 1.747 GB, free: 0.5004 GB / 1.279 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01702/3.083, allocations: 9.809 MB / 1.757 GB, free: 0.4971 GB / 1.279 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.02407/3.107, allocations: 7.528 MB / 1.764 GB, free: 0.4954 GB / 1.279 GB Notification: Performance of pre-optimization done (n=576): time 3.637e-05/3.107, allocations: 0 / 1.764 GB, free: 0.4954 GB / 1.279 GB Notification: Performance of matching and sorting (n=868): time 0.8997/4.007, allocations: 237.1 MB / 1.996 GB, free: 289.2 MB / 1.279 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 0.1231/4.13, allocations: 55.28 MB / 2.05 GB, free: 232.4 MB / 1.279 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.02536/4.155, allocations: 17.52 MB / 2.067 GB, free: 215 MB / 1.279 GB Notification: Performance of collectPreVariables (initialization): time 0.003979/4.159, allocations: 221.7 kB / 2.067 GB, free: 214.8 MB / 1.279 GB Notification: Performance of collectInitialEqns (initialization): time 0.006193/4.166, allocations: 7.264 MB / 2.074 GB, free: 207.6 MB / 1.279 GB Notification: Performance of collectInitialBindings (initialization): time 0.01074/4.176, allocations: 3.131 MB / 2.077 GB, free: 204.5 MB / 1.279 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.01401/4.19, allocations: 4.095 MB / 2.081 GB, free: 200.4 MB / 1.279 GB Notification: Performance of setup shared object (initialization): time 3.384e-05/4.19, allocations: 301.1 kB / 2.082 GB, free: 200.1 MB / 1.279 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03131/4.222, allocations: 24.35 MB / 2.105 GB, free: 175.7 MB / 1.279 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03213/4.254, allocations: 26.95 MB / 2.132 GB, free: 147.7 MB / 1.279 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0594/4.313, allocations: 44.46 MB / 2.175 GB, free: 102.5 MB / 1.279 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.712e-05/4.313, allocations: 16 kB / 2.175 GB, free: 102.4 MB / 1.279 GB Notification: Performance of matching and sorting (n=1384) (initialization): time 1.021/5.334, allocations: 143 MB / 2.315 GB, free: 468.6 MB / 1.279 GB Notification: Performance of prepare postOptimizeDAE: time 7.775e-05/5.334, allocations: 52.95 kB / 2.315 GB, free: 468.6 MB / 1.279 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.535e-05/5.334, allocations: 56.62 kB / 2.315 GB, free: 468.6 MB / 1.279 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.56/5.894, allocations: 119.9 MB / 2.432 GB, free: 383.3 MB / 1.279 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01843/5.913, allocations: 3.553 MB / 2.435 GB, free: 379.9 MB / 1.279 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1386/6.051, allocations: 84.03 MB / 2.517 GB, free: 295.8 MB / 1.279 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1637/6.215, allocations: 10.92 MB / 2.528 GB, free: 284.9 MB / 1.279 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006366/6.221, allocations: 1.637 MB / 2.53 GB, free: 283.2 MB / 1.279 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.03725/6.259, allocations: 27.36 MB / 2.556 GB, free: 255.8 MB / 1.279 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.02942/6.288, allocations: 26.49 MB / 2.582 GB, free: 228.3 MB / 1.279 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.05807/6.346, allocations: 43.53 MB / 2.625 GB, free: 184 MB / 1.279 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.419e-05/6.346, allocations: 16 kB / 2.625 GB, free: 184 MB / 1.279 GB Notification: Performance of matching and sorting (n=1384) (initialization_lambda0): time 0.5717/6.918, allocations: 141.4 MB / 2.763 GB, free: 43.21 MB / 1.279 GB Notification: Performance of prepare postOptimizeDAE: time 7.418e-05/6.918, allocations: 61.36 kB / 2.763 GB, free: 43.15 MB / 1.279 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.825e-05/6.918, allocations: 48 kB / 2.763 GB, free: 43.11 MB / 1.279 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.008/7.927, allocations: 118.9 MB / 2.879 GB, free: 443.1 MB / 1.279 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01768/7.944, allocations: 3.516 MB / 2.883 GB, free: 441.9 MB / 1.279 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1594/8.104, allocations: 88.26 MB / 2.969 GB, free: 361.9 MB / 1.279 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1772/8.281, allocations: 10.95 MB / 2.979 GB, free: 351 MB / 1.279 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006151/8.287, allocations: 1.605 MB / 2.981 GB, free: 349.3 MB / 1.279 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 231 * Number of states: 0 () * Number of discrete variables: 10 ($whenCondition1,stepValve.count,$PRE.stepValve.count,stepValve.T_start,$PRE.stepValve.T_start,pumpHea.stage,stepPump.pulseStart,$PRE.stepPump.pulseStart,stepPump.y,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (1024): * Single equations (assignments): 1006 * Array equations: 6 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 8 * Torn equation systems: 3 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 8 systems {1, 1, 1, 1, 1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(28,28,89.3%)} * Non-linear torn systems (#iteration vars, #inner vars): 2 systems {(39,65), (39,65)} Notification: Performance of prepare postOptimizeDAE: time 0.008714/8.296, allocations: 0.7213 MB / 2.982 GB, free: 348.6 MB / 1.279 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.007593/8.304, allocations: 1.482 MB / 2.983 GB, free: 348 MB / 1.279 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2062/8.51, allocations: 68.25 MB / 3.05 GB, free: 279.8 MB / 1.279 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2207/8.73, allocations: 82.72 MB / 3.131 GB, free: 197 MB / 1.279 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001072/8.731, allocations: 28 kB / 3.131 GB, free: 197 MB / 1.279 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2008/8.931, allocations: 81.6 MB / 3.21 GB, free: 115.3 MB / 1.279 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.7539/9.685, allocations: 206.5 MB / 3.412 GB, free: 424.3 MB / 1.279 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.0001323/9.686, allocations: 0 / 3.412 GB, free: 424.3 MB / 1.279 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01291/9.698, allocations: 2.174 MB / 3.414 GB, free: 424.2 MB / 1.279 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.6028/10.3, allocations: 144.9 MB / 3.556 GB, free: 288.3 MB / 1.279 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004243/10.31, allocations: 0.8064 MB / 3.556 GB, free: 287.5 MB / 1.279 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.115/10.42, allocations: 71.91 MB / 3.627 GB, free: 215.5 MB / 1.279 GB Warning: The linear system: 1 : valSouth1[3].dp = valSouth1[2].port_a.p - valSouth1[1].port_b.p 2 : valSouth1[4].dp = valSouth1[2].port_a.p - valSouth1[1].port_b.p [ 1.0 , -1.0 ; 1.0 , -1.0 ] * [ valSouth1[1].port_b.p ; valSouth1[2].port_a.p ] = [ -valSouth1[3].dp ; -valSouth1[4].dp ] might be structurally or numerically singular for variable valSouth1[2].port_a.p since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse375 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1[1].m_flow ; tabsSouth1[2].m_flow ] = [ pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ; tabsNorth2[7].m_flow + tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth2[1].m_flow + tabsSouth2[2].m_flow + tabsSouth2[3].m_flow + tabsSouth2[4].m_flow + tabsSouth2[5].m_flow + tabsSouth2[6].m_flow + tabsSouth2[7].m_flow + tabsSouth2[8].m_flow + tabsNorth1[1].m_flow + tabsNorth1[2].m_flow + tabsNorth1[3].m_flow + tabsNorth1[4].m_flow + tabsNorth2[1].m_flow + tabsNorth2[2].m_flow + tabsNorth2[3].m_flow + tabsNorth2[4].m_flow + tabsNorth2[5].m_flow + tabsNorth2[6].m_flow + tabsNorth2[8].m_flow + $cse375 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valSouth1[4].dp = valSouth1[2].port_a.p - valSouth1[1].port_b.p 2 : valSouth1[3].dp = valSouth1[2].port_a.p - valSouth1[1].port_b.p [ -1.0 , 1.0 ; -1.0 , 1.0 ] * [ valSouth1[2].port_a.p ; valSouth1[1].port_b.p ] = [ -valSouth1[4].dp ; -valSouth1[3].dp ] might be structurally or numerically singular for variable valSouth1[1].port_b.p since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse375 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1[1].m_flow ; tabsSouth1[2].m_flow ] = [ pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ; tabsNorth2[7].m_flow + tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth2[1].m_flow + tabsSouth2[2].m_flow + tabsSouth2[3].m_flow + tabsSouth2[4].m_flow + tabsSouth2[5].m_flow + tabsSouth2[6].m_flow + tabsSouth2[7].m_flow + tabsSouth2[8].m_flow + tabsNorth1[1].m_flow + tabsNorth1[2].m_flow + tabsNorth1[3].m_flow + tabsNorth1[4].m_flow + tabsNorth2[1].m_flow + tabsNorth2[2].m_flow + tabsNorth2[3].m_flow + tabsNorth2[4].m_flow + tabsNorth2[5].m_flow + tabsNorth2[6].m_flow + tabsNorth2[8].m_flow + $cse375 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2347:10-2347:88:writable] Error: Internal error function optimizeJacobianMatrix failed [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2264:9-2264:79:writable] Error: Internal error function createJacobian failed Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($STATESET1.x[32],$STATESET1.x[31],$STATESET1.x[30],$STATESET1.x[29],$STATESET1.x[28],$STATESET1.x[27],$STATESET1.x[26],$STATESET1.x[25],$STATESET1.x[24],$STATESET1.x[23],$STATESET1.x[22],$STATESET1.x[21],$STATESET1.x[20],$STATESET1.x[19],$STATESET1.x[18],$STATESET1.x[17],$STATESET1.x[16],$STATESET1.x[15],$STATESET1.x[14],$STATESET1.x[13],$STATESET1.x[12],$STATESET1.x[11],$STATESET1.x[10],$STATESET1.x[9],$STATESET1.x[8],$STATESET1.x[7],$STATESET1.x[6],$STATESET1.x[5],$STATESET1.x[4],$STATESET1.x[3],$STATESET1.x[2],$STATESET1.x[1],pmpSouth.vol.dynBal.U,pmpSouth.filter.s[1],pmpNorth.vol.dynBal.U,pmpNorth.filter.s[1],valSouth1[1].filter.s[1],valSouth1[2].filter.s[1],valSouth1[3].filter.s[1],valSouth1[4].filter.s[1],valSouth2[1].filter.s[1],valSouth2[2].filter.s[1],valSouth2[3].filter.s[1],valSouth2[4].filter.s[1],valSouth2[5].filter.s[1],valSouth2[6].filter.s[1],valSouth2[7].filter.s[1],valSouth2[8].filter.s[1],valNorth1[1].filter.s[1],valNorth1[2].filter.s[1],valNorth1[3].filter.s[1],valNorth1[4].filter.s[1],valNorth2[1].filter.s[1],valNorth2[2].filter.s[1],valNorth2[3].filter.s[1],valNorth2[4].filter.s[1],valNorth2[5].filter.s[1],valNorth2[6].filter.s[1],valNorth2[7].filter.s[1],valNorth2[8].filter.s[1],valSouth.vol.dynBal.U,valSouth.filter.s[1],valNorth.vol.dynBal.U,valNorth.filter.s[1],spl.vol.dynBal.U,spl1.vol.dynBal.U,pumpHea.vol.dynBal.U,pumpHea.filter.s[1],valHea.filter.s[1],valCoo.filter.s[1],spl2.vol.dynBal.U,spl3.vol.dynBal.U,pumpCoo.vol.dynBal.U,pumpCoo.filter.s[1]) * Number of discrete variables: 7 ($whenCondition2,$whenCondition1,stepPump.y,stepPump.pulseStart,pumpHea.stage,stepValve.T_start,stepValve.count) * Number of discrete states: 1 (stepValve.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (620): * Single equations (assignments): 597 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 10 * When equations: 3 * If-equations: 0 * Equation systems (not torn): 6 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 6 systems {1, 1, 1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(28,28,89.3%)} * Non-linear torn systems (#iteration vars, #inner vars): 3 systems {(36,81), (1,1), (63,191)} [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4638:9-4638:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:798:5-798:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed]