Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.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/IBPSA 4.0.0-master/package.mo", uses=false) Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-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: translateModel(IBPSA.Fluid.Examples.FlowSystem.Simplified1,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.Examples.FlowSystem.Simplified1") translateModel(IBPSA.Fluid.Examples.FlowSystem.Simplified1,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.Examples.FlowSystem.Simplified1") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001528/0.001528, allocations: 108.1 kB / 16.41 MB, free: 6.469 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00166/0.00166, allocations: 189.2 kB / 17.34 MB, free: 5.75 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.429/1.429, allocations: 222.9 MB / 241 MB, free: 15.18 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.7867/0.7867, allocations: 122.9 MB / 414.1 MB, free: 15.79 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001346/0.001346, allocations: 69.98 kB / 0.5685 GB, free: 28.56 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1954/0.1968, allocations: 77.94 MB / 0.6446 GB, free: 8.988 MB / 494.1 MB Notification: Performance of NFInst.instantiate(IBPSA.Fluid.Examples.FlowSystem.Simplified1): time 0.8194/1.016, allocations: 357.7 MB / 0.9939 GB, free: 9.391 MB / 0.7481 GB Notification: Performance of NFInst.instExpressions: time 0.7089/1.725, allocations: 75.83 MB / 1.068 GB, free: 31.58 MB / 0.795 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0255/1.751, allocations: 433.3 kB / 1.068 GB, free: 31.58 MB / 0.795 GB Notification: Performance of NFTyping.typeComponents: time 0.02208/1.773, allocations: 6.431 MB / 1.075 GB, free: 31.57 MB / 0.795 GB Notification: Performance of NFTyping.typeBindings: time 0.05263/1.826, allocations: 14.1 MB / 1.088 GB, free: 31.11 MB / 0.795 GB Notification: Performance of NFTyping.typeClassSections: time 0.02973/1.855, allocations: 10.18 MB / 1.098 GB, free: 30.82 MB / 0.795 GB Notification: Performance of NFFlatten.flatten: time 0.1051/1.961, allocations: 74.33 MB / 1.171 GB, free: 14.16 MB / 0.795 GB Notification: Performance of NFFlatten.resolveConnections: time 0.03423/1.995, allocations: 20.05 MB / 1.191 GB, free: 13.34 MB / 0.8106 GB Notification: Performance of NFEvalConstants.evaluate: time 0.04942/2.044, allocations: 17.07 MB / 1.207 GB, free: 13.21 MB / 0.8262 GB Notification: Performance of NFSimplifyModel.simplify: time 0.03755/2.082, allocations: 16.43 MB / 1.223 GB, free: 13.95 MB / 0.8419 GB Notification: Performance of NFPackage.collectConstants: time 0.01012/2.092, allocations: 1.969 MB / 1.225 GB, free: 11.98 MB / 0.8419 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02657/2.119, allocations: 6.061 MB / 1.231 GB, free: 6.191 MB / 0.8419 GB Notification: Performance of NFScalarize.scalarize: time 0.01529/2.134, allocations: 6.518 MB / 1.237 GB, free: 15.9 MB / 0.8575 GB Notification: Performance of NFVerifyModel.verify: time 0.03393/2.168, allocations: 11.22 MB / 1.248 GB, free: 4.867 MB / 0.8575 GB Notification: Performance of NFConvertDAE.convert: time 0.06357/2.232, allocations: 31.29 MB / 1.279 GB, free: 6.66 MB / 0.8887 GB Notification: Performance of FrontEnd - DAE generated: time 6.262e-06/2.232, allocations: 0 / 1.279 GB, free: 6.66 MB / 0.8887 GB Notification: Performance of FrontEnd: time 1.462e-06/2.232, allocations: 0 / 1.279 GB, free: 6.66 MB / 0.8887 GB Notification: Performance of Transformations before backend: time 0.001116/2.233, allocations: 0 / 1.279 GB, free: 6.66 MB / 0.8887 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 0.07117/2.304, allocations: 24.58 MB / 1.303 GB, free: 14.19 MB / 0.92 GB Notification: Performance of prepare preOptimizeDAE: time 4.351e-05/2.304, allocations: 8.625 kB / 1.303 GB, free: 14.18 MB / 0.92 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01891/2.323, allocations: 3.294 MB / 1.306 GB, free: 10.88 MB / 0.92 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.05318/2.376, allocations: 21.01 MB / 1.327 GB, free: 6.18 MB / 0.9356 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0009411/2.377, allocations: 0.671 MB / 1.327 GB, free: 5.516 MB / 0.9356 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.005428/2.383, allocations: 0.9445 MB / 1.328 GB, free: 4.578 MB / 0.9356 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.04425/2.427, allocations: 17.11 MB / 1.345 GB, free: 3.277 MB / 0.9512 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0003304/2.427, allocations: 19.86 kB / 1.345 GB, free: 3.258 MB / 0.9512 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.004557/2.432, allocations: 327.9 kB / 1.345 GB, free: 2.945 MB / 0.9512 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0005076/2.432, allocations: 367.4 kB / 1.346 GB, free: 2.586 MB / 0.9512 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04744/2.48, allocations: 21.54 MB / 1.367 GB, free: 13.04 MB / 0.9825 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 0.5564/3.036, allocations: 83.01 MB / 1.448 GB, free: 461.2 MB / 1.014 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02241/3.059, allocations: 13.32 MB / 1.461 GB, free: 455.6 MB / 1.014 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01541/3.074, allocations: 9.799 MB / 1.47 GB, free: 451 MB / 1.014 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 0.06934/3.143, allocations: 35.55 MB / 1.505 GB, free: 426.6 MB / 1.014 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01802/3.162, allocations: 10.25 MB / 1.515 GB, free: 420.4 MB / 1.014 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.0201/3.182, allocations: 5.828 MB / 1.521 GB, free: 416.5 MB / 1.014 GB Notification: Performance of pre-optimization done (n=588): time 3.878e-05/3.182, allocations: 0 / 1.521 GB, free: 416.5 MB / 1.014 GB Notification: Performance of matching and sorting (n=880): time 0.9486/4.13, allocations: 240.3 MB / 1.755 GB, free: 177.8 MB / 1.014 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 0.1154/4.246, allocations: 55.29 MB / 1.809 GB, free: 121 MB / 1.014 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.03144/4.277, allocations: 17.78 MB / 1.827 GB, free: 103.3 MB / 1.014 GB Notification: Performance of collectPreVariables (initialization): time 0.004562/4.282, allocations: 233.7 kB / 1.827 GB, free: 103.1 MB / 1.014 GB Notification: Performance of collectInitialEqns (initialization): time 0.008081/4.29, allocations: 7.805 MB / 1.835 GB, free: 95.32 MB / 1.014 GB Notification: Performance of collectInitialBindings (initialization): time 0.0115/4.301, allocations: 3.344 MB / 1.838 GB, free: 92.02 MB / 1.014 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.01603/4.317, allocations: 4.551 MB / 1.842 GB, free: 87.45 MB / 1.014 GB Notification: Performance of setup shared object (initialization): time 6.606e-05/4.318, allocations: 305.1 kB / 1.843 GB, free: 87.15 MB / 1.014 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03519/4.353, allocations: 25.63 MB / 1.868 GB, free: 61.49 MB / 1.014 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03824/4.391, allocations: 28.5 MB / 1.895 GB, free: 31.95 MB / 1.014 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.5623/4.953, allocations: 46.83 MB / 1.941 GB, free: 437.2 MB / 1.014 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.463e-05/4.954, allocations: 14.25 kB / 1.941 GB, free: 437.2 MB / 1.014 GB Notification: Performance of matching and sorting (n=1652) (initialization): time 0.6425/5.596, allocations: 146.1 MB / 2.084 GB, free: 356.6 MB / 1.014 GB Notification: Performance of prepare postOptimizeDAE: time 9.642e-05/5.596, allocations: 53.7 kB / 2.084 GB, free: 356.5 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.016e-05/5.596, allocations: 52 kB / 2.084 GB, free: 356.5 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5783/6.175, allocations: 119.8 MB / 2.201 GB, free: 237 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01948/6.194, allocations: 3.794 MB / 2.205 GB, free: 233.2 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1391/6.333, allocations: 84.31 MB / 2.287 GB, free: 148.9 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2125/6.546, allocations: 10.61 MB / 2.297 GB, free: 138.2 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006792/6.553, allocations: 1.671 MB / 2.299 GB, free: 136.6 MB / 1.014 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04226/6.595, allocations: 29.03 MB / 2.327 GB, free: 107.5 MB / 1.014 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0366/6.632, allocations: 27.96 MB / 2.355 GB, free: 78.51 MB / 1.014 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.06778/6.699, allocations: 45.77 MB / 2.399 GB, free: 31.95 MB / 1.014 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 9.544e-05/6.7, allocations: 12 kB / 2.399 GB, free: 31.93 MB / 1.014 GB Notification: Performance of matching and sorting (n=1652) (initialization_lambda0): time 1.061/7.761, allocations: 144.4 MB / 2.54 GB, free: 383.8 MB / 1.014 GB Notification: Performance of prepare postOptimizeDAE: time 9.515e-05/7.761, allocations: 53.89 kB / 2.54 GB, free: 383.7 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.000103/7.761, allocations: 59.94 kB / 2.541 GB, free: 383.6 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5735/8.335, allocations: 118.8 MB / 2.657 GB, free: 265.2 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01896/8.354, allocations: 3.749 MB / 2.66 GB, free: 261.4 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1465/8.5, allocations: 88.19 MB / 2.746 GB, free: 173.2 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2141/8.714, allocations: 10.66 MB / 2.757 GB, free: 162.6 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006247/8.721, allocations: 1.636 MB / 2.758 GB, free: 160.9 MB / 1.014 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 0.007149/8.728, allocations: 0.7722 MB / 2.759 GB, free: 160.2 MB / 1.014 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.007221/8.735, allocations: 1.71 MB / 2.761 GB, free: 159.4 MB / 1.014 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2128/8.948, allocations: 68.69 MB / 2.828 GB, free: 90.89 MB / 1.014 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.6591/9.607, allocations: 83.17 MB / 2.909 GB, free: 403.5 MB / 1.014 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001351/9.607, allocations: 32.47 kB / 2.909 GB, free: 403.5 MB / 1.014 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2339/9.841, allocations: 82.06 MB / 2.989 GB, free: 388.5 MB / 1.014 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.3944/10.24, allocations: 216 MB / 3.2 GB, free: 198.5 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.000105/10.24, allocations: 0 / 3.2 GB, free: 198.5 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01324/10.25, allocations: 2.259 MB / 3.202 GB, free: 196.3 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.575/10.82, allocations: 144.7 MB / 3.344 GB, free: 51.69 MB / 1.014 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004357/10.83, allocations: 0.8064 MB / 3.344 GB, free: 50.88 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.6291/11.46, allocations: 72.13 MB / 3.415 GB, free: 408.7 MB / 1.014 GB Warning: The linear system: 1 : valNorth1[3].dp = valNorth1[2].port_a.p - valSouth1[1].port_b.p 2 : valNorth1[2].dp = valNorth1[2].port_a.p - valSouth1[1].port_b.p [ 1.0 , -1.0 ; 1.0 , -1.0 ] * [ valSouth1[1].port_b.p ; valNorth1[2].port_a.p ] = [ -valNorth1[3].dp ; -valNorth1[2].dp ] might be structurally or numerically singular for variable valNorth1[2].port_a.p since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse374 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1[1].m_flow ; tabsSouth1[2].m_flow ] = [ pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ; tabsNorth2[7].m_flow + tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth2[1].m_flow + tabsSouth2[2].m_flow + tabsSouth2[3].m_flow + tabsSouth2[4].m_flow + tabsSouth2[5].m_flow + tabsSouth2[6].m_flow + tabsSouth2[7].m_flow + tabsSouth2[8].m_flow + tabsNorth1[1].m_flow + tabsNorth1[2].m_flow + tabsNorth1[3].m_flow + tabsNorth1[4].m_flow + tabsNorth2[1].m_flow + tabsNorth2[2].m_flow + tabsNorth2[3].m_flow + tabsNorth2[4].m_flow + tabsNorth2[5].m_flow + tabsNorth2[6].m_flow + tabsNorth2[8].m_flow + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : valNorth1[2].dp = valNorth1[2].port_a.p - valSouth1[1].port_b.p 2 : valNorth1[3].dp = valNorth1[2].port_a.p - valSouth1[1].port_b.p [ -1.0 , 1.0 ; -1.0 , 1.0 ] * [ valNorth1[2].port_a.p ; valSouth1[1].port_b.p ] = [ -valNorth1[2].dp ; -valNorth1[3].dp ] might be structurally or numerically singular for variable valSouth1[1].port_b.p since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Warning: The linear system: 1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0 2 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse374 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0 [ 1.0 , 1.0 ; -1.0 , -1.0 ] * [ tabsSouth1[1].m_flow ; tabsSouth1[2].m_flow ] = [ pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ; tabsNorth2[7].m_flow + tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth2[1].m_flow + tabsSouth2[2].m_flow + tabsSouth2[3].m_flow + tabsSouth2[4].m_flow + tabsSouth2[5].m_flow + tabsSouth2[6].m_flow + tabsSouth2[7].m_flow + tabsSouth2[8].m_flow + tabsNorth1[1].m_flow + tabsNorth1[2].m_flow + tabsNorth1[3].m_flow + tabsNorth1[4].m_flow + tabsNorth2[1].m_flow + tabsNorth2[2].m_flow + tabsNorth2[3].m_flow + tabsNorth2[4].m_flow + tabsNorth2[5].m_flow + tabsNorth2[6].m_flow + tabsNorth2[8].m_flow + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2348:10-2348:88:writable] Error: Internal error function optimizeJacobianMatrix failed [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2265:9-2265:79:writable] Error: Internal error function createJacobian failed Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($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/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4689:9-4689:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:803:5-803:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed]