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 0.001321/0.001321, allocations: 107.7 kB / 16.41 MB, free: 6.488 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00135/0.00135, allocations: 193.2 kB / 17.34 MB, free: 5.762 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.316/1.316, allocations: 222.9 MB / 241 MB, free: 15.15 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.7014/0.7014, allocations: 115.3 MB / 406.5 MB, free: 6.16 MB / 318.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001149/0.001149, allocations: 64.08 kB / 0.5577 GB, free: 32.35 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1186/0.1198, allocations: 76.18 MB / 0.6321 GB, free: 4.387 MB / 478.1 MB Notification: Performance of NFInst.instantiate(IBPSA.Fluid.Examples.FlowSystem.Simplified1): time 0.6002/0.7201, allocations: 357.7 MB / 0.9814 GB, free: 10.37 MB / 0.7325 GB Notification: Performance of NFInst.instExpressions: time 0.5381/1.258, allocations: 75.85 MB / 1.055 GB, free: 28.94 MB / 0.795 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01561/1.274, allocations: 433.4 kB / 1.056 GB, free: 28.94 MB / 0.795 GB Notification: Performance of NFTyping.typeComponents: time 0.01926/1.293, allocations: 6.428 MB / 1.062 GB, free: 28.93 MB / 0.795 GB Notification: Performance of NFTyping.typeBindings: time 0.03406/1.327, allocations: 14.09 MB / 1.076 GB, free: 28.73 MB / 0.795 GB Notification: Performance of NFTyping.typeClassSections: time 0.02232/1.35, allocations: 10.18 MB / 1.086 GB, free: 28.45 MB / 0.795 GB Notification: Performance of NFFlatten.flatten: time 0.09465/1.444, allocations: 74.31 MB / 1.158 GB, free: 18.95 MB / 0.795 GB Notification: Performance of NFFlatten.resolveConnections: time 0.02379/1.468, allocations: 20.04 MB / 1.178 GB, free: 4.648 MB / 0.795 GB Notification: Performance of NFEvalConstants.evaluate: time 0.03479/1.503, allocations: 17.47 MB / 1.195 GB, free: 7.961 MB / 0.8106 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0293/1.532, allocations: 16.44 MB / 1.211 GB, free: 9.582 MB / 0.8262 GB Notification: Performance of NFPackage.collectConstants: time 0.008125/1.54, allocations: 1.969 MB / 1.213 GB, free: 7.613 MB / 0.8262 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0208/1.561, allocations: 6.063 MB / 1.219 GB, free: 1.824 MB / 0.8262 GB Notification: Performance of NFScalarize.scalarize: time 0.01106/1.572, allocations: 6.524 MB / 1.225 GB, free: 11.53 MB / 0.8419 GB Notification: Performance of NFVerifyModel.verify: time 0.02499/1.597, allocations: 11.22 MB / 1.236 GB, free: 0.4922 MB / 0.8419 GB Notification: Performance of NFConvertDAE.convert: time 0.0467/1.644, allocations: 31.19 MB / 1.267 GB, free: 2.402 MB / 0.8731 GB Notification: Performance of FrontEnd - DAE generated: time 7.474e-06/1.644, allocations: 0 / 1.267 GB, free: 2.402 MB / 0.8731 GB Notification: Performance of FrontEnd: time 2.214e-06/1.644, allocations: 0 / 1.267 GB, free: 2.402 MB / 0.8731 GB Notification: Performance of Transformations before backend: time 0.0008498/1.645, allocations: 0 / 1.267 GB, free: 2.402 MB / 0.8731 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 0.06403/1.709, allocations: 23.93 MB / 1.29 GB, free: 10.52 MB / 0.9044 GB Notification: Performance of prepare preOptimizeDAE: time 3.855e-05/1.709, allocations: 8.031 kB / 1.29 GB, free: 10.51 MB / 0.9044 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01655/1.726, allocations: 3.2 MB / 1.293 GB, free: 7.285 MB / 0.9044 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.04269/1.768, allocations: 20.85 MB / 1.314 GB, free: 2.73 MB / 0.92 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0008025/1.769, allocations: 0.6791 MB / 1.314 GB, free: 2.059 MB / 0.92 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.004817/1.774, allocations: 0.9443 MB / 1.315 GB, free: 1.121 MB / 0.92 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0376/1.812, allocations: 17.09 MB / 1.332 GB, free: 15.83 MB / 0.9512 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002592/1.812, allocations: 15.81 kB / 1.332 GB, free: 15.82 MB / 0.9512 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.003072/1.815, allocations: 331 kB / 1.332 GB, free: 15.5 MB / 0.9512 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003405/1.815, allocations: 367.4 kB / 1.333 GB, free: 15.14 MB / 0.9512 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03952/1.855, allocations: 21.55 MB / 1.354 GB, free: 9.57 MB / 0.9669 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 0.4564/2.311, allocations: 82.92 MB / 1.435 GB, free: 477.8 MB / 1.014 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01926/2.331, allocations: 13.3 MB / 1.448 GB, free: 472.2 MB / 1.014 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01198/2.343, allocations: 9.803 MB / 1.457 GB, free: 468 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 0.05799/2.401, allocations: 35.54 MB / 1.492 GB, free: 444.8 MB / 1.014 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01267/2.413, allocations: 10.24 MB / 1.502 GB, free: 438.6 MB / 1.014 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.01956/2.433, allocations: 5.821 MB / 1.508 GB, free: 436.8 MB / 1.014 GB Notification: Performance of pre-optimization done (n=588): time 4.713e-05/2.433, allocations: 3.438 kB / 1.508 GB, free: 436.8 MB / 1.014 GB Notification: Performance of matching and sorting (n=880): time 0.9128/3.346, allocations: 239.8 MB / 1.742 GB, free: 201 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 0.1056/3.452, allocations: 55.23 MB / 1.796 GB, free: 144.2 MB / 1.014 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.02255/3.474, allocations: 17.78 MB / 1.813 GB, free: 126.5 MB / 1.014 GB Notification: Performance of collectPreVariables (initialization): time 0.003686/3.478, allocations: 235.9 kB / 1.813 GB, free: 126.2 MB / 1.014 GB Notification: Performance of collectInitialEqns (initialization): time 0.005592/3.483, allocations: 7.718 MB / 1.821 GB, free: 118.6 MB / 1.014 GB Notification: Performance of collectInitialBindings (initialization): time 0.009668/3.493, allocations: 3.186 MB / 1.824 GB, free: 115.4 MB / 1.014 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.009236/3.502, allocations: 4.549 MB / 1.828 GB, free: 110.8 MB / 1.014 GB Notification: Performance of setup shared object (initialization): time 3.321e-05/3.502, allocations: 309.1 kB / 1.829 GB, free: 110.5 MB / 1.014 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03049/3.533, allocations: 25.64 MB / 1.854 GB, free: 84.85 MB / 1.014 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03295/3.566, allocations: 28.49 MB / 1.881 GB, free: 55.32 MB / 1.014 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.06048/3.626, allocations: 46.84 MB / 1.927 GB, free: 7.691 MB / 1.014 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.618e-05/3.627, allocations: 12 kB / 1.927 GB, free: 7.68 MB / 1.014 GB Notification: Performance of matching and sorting (n=1652) (initialization): time 0.9174/4.544, allocations: 146 MB / 2.07 GB, free: 391.9 MB / 1.014 GB Notification: Performance of prepare postOptimizeDAE: time 7.303e-05/4.544, allocations: 53.7 kB / 2.07 GB, free: 391.9 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.216e-05/4.544, allocations: 48 kB / 2.07 GB, free: 391.8 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.571/5.115, allocations: 119.8 MB / 2.187 GB, free: 272.4 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01875/5.134, allocations: 3.787 MB / 2.191 GB, free: 268.6 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1289/5.263, allocations: 84.28 MB / 2.273 GB, free: 184.2 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2136/5.477, allocations: 10.62 MB / 2.283 GB, free: 173.6 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006085/5.483, allocations: 1.66 MB / 2.285 GB, free: 171.9 MB / 1.014 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.03999/5.523, allocations: 29.03 MB / 2.313 GB, free: 142.9 MB / 1.014 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03368/5.556, allocations: 27.97 MB / 2.341 GB, free: 113.9 MB / 1.014 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.06029/5.617, allocations: 45.78 MB / 2.385 GB, free: 67.32 MB / 1.014 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.626e-05/5.617, allocations: 12 kB / 2.385 GB, free: 67.3 MB / 1.014 GB Notification: Performance of matching and sorting (n=1652) (initialization_lambda0): time 0.9396/6.556, allocations: 144.3 MB / 2.526 GB, free: 418.8 MB / 1.014 GB Notification: Performance of prepare postOptimizeDAE: time 6.18e-05/6.557, allocations: 56.8 kB / 2.526 GB, free: 418.8 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.532e-05/6.557, allocations: 52.75 kB / 2.526 GB, free: 418.8 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5645/7.121, allocations: 118.8 MB / 2.642 GB, free: 311.8 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01727/7.138, allocations: 3.752 MB / 2.646 GB, free: 308 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1412/7.28, allocations: 88.17 MB / 2.732 GB, free: 219.8 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2083/7.488, allocations: 10.66 MB / 2.743 GB, free: 209.1 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007319/7.495, allocations: 1.633 MB / 2.744 GB, free: 207.5 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 0.007181/7.503, allocations: 0.7671 MB / 2.745 GB, free: 206.7 MB / 1.014 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.006477/7.509, allocations: 1.62 MB / 2.746 GB, free: 206 MB / 1.014 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.207/7.716, allocations: 68.68 MB / 2.814 GB, free: 137.4 MB / 1.014 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2269/7.943, allocations: 83.19 MB / 2.895 GB, free: 54.11 MB / 1.014 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001284/7.943, allocations: 28 kB / 2.895 GB, free: 54.08 MB / 1.014 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.6136/8.557, allocations: 82.06 MB / 2.975 GB, free: 420.5 MB / 1.014 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.3778/8.934, allocations: 216.1 MB / 3.186 GB, free: 258.4 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.298e-05/8.935, allocations: 8.062 kB / 3.186 GB, free: 258.4 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01284/8.947, allocations: 2.231 MB / 3.188 GB, free: 256.2 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.5419/9.489, allocations: 144.7 MB / 3.329 GB, free: 111.6 MB / 1.014 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004273/9.494, allocations: 0.8103 MB / 3.33 GB, free: 110.8 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1193/9.613, allocations: 72.1 MB / 3.401 GB, free: 38.64 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]