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 0.001442/0.001442, allocations: 111.6 kB / 17.08 MB, free: 6.016 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001331/0.001331, allocations: 200.1 kB / 18.02 MB, free: 5.094 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.36/1.36, allocations: 222.9 MB / 241.7 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 0.7029/0.7029, allocations: 115.3 MB / 407.2 MB, free: 6.129 MB / 318.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001473/0.001473, allocations: 66.91 kB / 0.5584 GB, free: 32.28 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1593/0.1608, allocations: 76.18 MB / 0.6328 GB, free: 4.379 MB / 478.1 MB Notification: Performance of NFInst.instantiate(IBPSA.Fluid.Examples.FlowSystem.Simplified1): time 0.6946/0.8555, allocations: 357.7 MB / 0.982 GB, free: 10.23 MB / 0.7325 GB Notification: Performance of NFInst.instExpressions: time 0.6191/1.475, allocations: 75.86 MB / 1.056 GB, free: 28.93 MB / 0.795 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.02034/1.495, allocations: 433.1 kB / 1.057 GB, free: 28.93 MB / 0.795 GB Notification: Performance of NFTyping.typeComponents: time 0.02142/1.516, allocations: 6.432 MB / 1.063 GB, free: 28.93 MB / 0.795 GB Notification: Performance of NFTyping.typeBindings: time 0.04385/1.56, allocations: 14.1 MB / 1.077 GB, free: 28.74 MB / 0.795 GB Notification: Performance of NFTyping.typeClassSections: time 0.02668/1.587, allocations: 10.18 MB / 1.087 GB, free: 28.46 MB / 0.795 GB Notification: Performance of NFFlatten.flatten: time 0.09715/1.684, allocations: 74.31 MB / 1.159 GB, free: 18.87 MB / 0.795 GB Notification: Performance of NFFlatten.resolveConnections: time 0.02926/1.714, allocations: 20.05 MB / 1.179 GB, free: 4.562 MB / 0.795 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0397/1.753, allocations: 17.46 MB / 1.196 GB, free: 7.855 MB / 0.8106 GB Notification: Performance of NFSimplifyModel.simplify: time 0.03324/1.787, allocations: 16.44 MB / 1.212 GB, free: 9.48 MB / 0.8262 GB Notification: Performance of NFPackage.collectConstants: time 0.01047/1.797, allocations: 1.969 MB / 1.214 GB, free: 7.512 MB / 0.8262 GB Notification: Performance of NFFlatten.collectFunctions: time 0.02548/1.823, allocations: 6.067 MB / 1.22 GB, free: 1.715 MB / 0.8262 GB Notification: Performance of NFScalarize.scalarize: time 0.01304/1.836, allocations: 6.521 MB / 1.226 GB, free: 11.43 MB / 0.8419 GB Notification: Performance of NFVerifyModel.verify: time 0.02928/1.865, allocations: 11.23 MB / 1.237 GB, free: 392 kB / 0.8419 GB Notification: Performance of NFConvertDAE.convert: time 0.05495/1.92, allocations: 31.17 MB / 1.267 GB, free: 2.309 MB / 0.8731 GB Notification: Performance of FrontEnd - DAE generated: time 7.184e-06/1.92, allocations: 0 / 1.267 GB, free: 2.309 MB / 0.8731 GB Notification: Performance of FrontEnd: time 1.803e-06/1.92, allocations: 0 / 1.267 GB, free: 2.309 MB / 0.8731 GB Notification: Performance of Transformations before backend: time 0.001172/1.921, allocations: 0 / 1.267 GB, free: 2.309 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 0.07623/1.998, allocations: 23.94 MB / 1.291 GB, free: 10.42 MB / 0.9044 GB Notification: Performance of prepare preOptimizeDAE: time 4.757e-05/1.998, allocations: 8.031 kB / 1.291 GB, free: 10.41 MB / 0.9044 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01913/2.017, allocations: 3.193 MB / 1.294 GB, free: 7.191 MB / 0.9044 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.05208/2.069, allocations: 20.86 MB / 1.314 GB, free: 2.633 MB / 0.92 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0008527/2.07, allocations: 0.6741 MB / 1.315 GB, free: 1.965 MB / 0.92 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.005449/2.075, allocations: 0.9522 MB / 1.316 GB, free: 1.02 MB / 0.92 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.04289/2.118, allocations: 17.1 MB / 1.333 GB, free: 15.72 MB / 0.9512 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0002827/2.118, allocations: 7.938 kB / 1.333 GB, free: 15.71 MB / 0.9512 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.003849/2.122, allocations: 325.9 kB / 1.333 GB, free: 15.4 MB / 0.9512 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004108/2.123, allocations: 375.2 kB / 1.333 GB, free: 15.04 MB / 0.9512 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04312/2.166, allocations: 21.54 MB / 1.354 GB, free: 9.477 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 0.5502/2.716, allocations: 82.92 MB / 1.435 GB, free: 477.8 MB / 1.014 GB Notification: Performance of preOpt comSubExp (simulation): time 0.02199/2.738, allocations: 13.31 MB / 1.448 GB, free: 472.2 MB / 1.014 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01487/2.753, allocations: 9.791 MB / 1.458 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 0.07513/2.828, allocations: 35.54 MB / 1.492 GB, free: 444.7 MB / 1.014 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01842/2.847, allocations: 10.24 MB / 1.503 GB, free: 438.5 MB / 1.014 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.02254/2.869, allocations: 5.821 MB / 1.508 GB, free: 436.8 MB / 1.014 GB Notification: Performance of pre-optimization done (n=588): time 5.011e-05/2.869, allocations: 0 / 1.508 GB, free: 436.8 MB / 1.014 GB Notification: Performance of matching and sorting (n=880): time 0.9614/3.831, allocations: 239.8 MB / 1.742 GB, free: 200.8 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 0.1373/3.968, allocations: 55.23 MB / 1.796 GB, free: 144 MB / 1.014 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.03664/4.005, allocations: 17.78 MB / 1.814 GB, free: 126.3 MB / 1.014 GB Notification: Performance of collectPreVariables (initialization): time 0.004999/4.01, allocations: 233.7 kB / 1.814 GB, free: 126.1 MB / 1.014 GB Notification: Performance of collectInitialEqns (initialization): time 0.01004/4.02, allocations: 7.705 MB / 1.821 GB, free: 118.4 MB / 1.014 GB Notification: Performance of collectInitialBindings (initialization): time 0.01257/4.033, allocations: 3.193 MB / 1.825 GB, free: 115.2 MB / 1.014 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.02001/4.053, allocations: 4.549 MB / 1.829 GB, free: 110.6 MB / 1.014 GB Notification: Performance of setup shared object (initialization): time 4.375e-05/4.053, allocations: 309.1 kB / 1.829 GB, free: 110.3 MB / 1.014 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.03615/4.089, allocations: 25.64 MB / 1.854 GB, free: 84.66 MB / 1.014 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.03942/4.128, allocations: 28.49 MB / 1.882 GB, free: 55.13 MB / 1.014 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.07207/4.2, allocations: 46.83 MB / 1.928 GB, free: 7.512 MB / 1.014 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.518e-05/4.201, allocations: 12 kB / 1.928 GB, free: 7.5 MB / 1.014 GB Notification: Performance of matching and sorting (n=1652) (initialization): time 1.065/5.265, allocations: 146 MB / 2.07 GB, free: 391.7 MB / 1.014 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001547/5.266, allocations: 53.7 kB / 2.071 GB, free: 391.6 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001274/5.266, allocations: 48 kB / 2.071 GB, free: 391.6 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5895/5.855, allocations: 119.8 MB / 2.188 GB, free: 272.1 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.02094/5.876, allocations: 3.8 MB / 2.191 GB, free: 268.3 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1714/6.048, allocations: 84.28 MB / 2.274 GB, free: 183.9 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2253/6.273, allocations: 10.62 MB / 2.284 GB, free: 173.3 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00782/6.281, allocations: 1.66 MB / 2.286 GB, free: 171.7 MB / 1.014 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04662/6.327, allocations: 29.03 MB / 2.314 GB, free: 142.6 MB / 1.014 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03663/6.364, allocations: 27.97 MB / 2.341 GB, free: 113.6 MB / 1.014 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.06631/6.43, allocations: 45.78 MB / 2.386 GB, free: 67.03 MB / 1.014 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.593e-05/6.431, allocations: 12 kB / 2.386 GB, free: 67.02 MB / 1.014 GB Notification: Performance of matching and sorting (n=1652) (initialization_lambda0): time 1.052/7.482, allocations: 144.3 MB / 2.527 GB, free: 418.7 MB / 1.014 GB Notification: Performance of prepare postOptimizeDAE: time 0.0001189/7.482, allocations: 52.67 kB / 2.527 GB, free: 418.6 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001077/7.483, allocations: 50.12 kB / 2.527 GB, free: 418.6 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.5829/8.065, allocations: 118.8 MB / 2.643 GB, free: 311.4 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01938/8.085, allocations: 3.753 MB / 2.647 GB, free: 307.6 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1822/8.267, allocations: 88.16 MB / 2.733 GB, free: 219.4 MB / 1.014 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2276/8.495, allocations: 10.66 MB / 2.743 GB, free: 208.8 MB / 1.014 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.008233/8.503, allocations: 1.637 MB / 2.745 GB, free: 207.1 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 0.01209/8.515, allocations: 0.7681 MB / 2.746 GB, free: 206.4 MB / 1.014 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.01121/8.526, allocations: 1.621 MB / 2.747 GB, free: 205.6 MB / 1.014 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2265/8.753, allocations: 68.68 MB / 2.814 GB, free: 137 MB / 1.014 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2459/8.999, allocations: 83.18 MB / 2.895 GB, free: 53.75 MB / 1.014 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001471/8.999, allocations: 36 kB / 2.895 GB, free: 53.71 MB / 1.014 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.6734/9.673, allocations: 82.06 MB / 2.976 GB, free: 420 MB / 1.014 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.4232/10.1, allocations: 216 MB / 3.187 GB, free: 258 MB / 1.014 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.0001256/10.1, allocations: 3.938 kB / 3.187 GB, free: 257.9 MB / 1.014 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01367/10.11, allocations: 2.242 MB / 3.189 GB, free: 255.7 MB / 1.014 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.5878/10.7, allocations: 144.7 MB / 3.33 GB, free: 111.2 MB / 1.014 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.005114/10.7, allocations: 0.8141 MB / 3.331 GB, free: 110.3 MB / 1.014 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1394/10.84, allocations: 72.1 MB / 3.401 GB, free: 38.16 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 + $cse374 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ] might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway. Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information. Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed! [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2348:10-2348:88:writable] Error: Internal error function optimizeJacobianMatrix failed [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2265:9-2265:79:writable] Error: Internal error function createJacobian failed Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 ($STATESET1.x[32],$STATESET1.x[31],$STATESET1.x[30],$STATESET1.x[29],$STATESET1.x[28],$STATESET1.x[27],$STATESET1.x[26],$STATESET1.x[25],$STATESET1.x[24],$STATESET1.x[23],$STATESET1.x[22],$STATESET1.x[21],$STATESET1.x[20],$STATESET1.x[19],$STATESET1.x[18],$STATESET1.x[17],$STATESET1.x[16],$STATESET1.x[15],$STATESET1.x[14],$STATESET1.x[13],$STATESET1.x[12],$STATESET1.x[11],$STATESET1.x[10],$STATESET1.x[9],$STATESET1.x[8],$STATESET1.x[7],$STATESET1.x[6],$STATESET1.x[5],$STATESET1.x[4],$STATESET1.x[3],$STATESET1.x[2],$STATESET1.x[1],pmpSouth.vol.dynBal.U,pmpSouth.filter.s[1],pmpNorth.vol.dynBal.U,pmpNorth.filter.s[1],valSouth1[1].filter.s[1],valSouth1[2].filter.s[1],valSouth1[3].filter.s[1],valSouth1[4].filter.s[1],valSouth2[1].filter.s[1],valSouth2[2].filter.s[1],valSouth2[3].filter.s[1],valSouth2[4].filter.s[1],valSouth2[5].filter.s[1],valSouth2[6].filter.s[1],valSouth2[7].filter.s[1],valSouth2[8].filter.s[1],valNorth1[1].filter.s[1],valNorth1[2].filter.s[1],valNorth1[3].filter.s[1],valNorth1[4].filter.s[1],valNorth2[1].filter.s[1],valNorth2[2].filter.s[1],valNorth2[3].filter.s[1],valNorth2[4].filter.s[1],valNorth2[5].filter.s[1],valNorth2[6].filter.s[1],valNorth2[7].filter.s[1],valNorth2[8].filter.s[1],valSouth.vol.dynBal.U,valSouth.filter.s[1],valNorth.vol.dynBal.U,valNorth.filter.s[1],spl.vol.dynBal.U,spl1.vol.dynBal.U,pumpHea.vol.dynBal.U,pumpHea.filter.s[1],valHea.filter.s[1],valCoo.filter.s[1],spl2.vol.dynBal.U,spl3.vol.dynBal.U,pumpCoo.vol.dynBal.U,pumpCoo.filter.s[1]) * Number of discrete variables: 7 ($whenCondition2,$whenCondition1,stepPump.y,stepPump.pulseStart,pumpHea.stage,stepValve.T_start,stepValve.count) * Number of discrete states: 1 (stepValve.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (631): * Single equations (assignments): 608 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 10 * When equations: 3 * If-equations: 0 * Equation systems (not torn): 6 * Torn equation systems: 4 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 6 systems {1, 1, 1, 1, 1, 1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(28,28,89.3%)} * Non-linear torn systems (#iteration vars, #inner vars): 3 systems {(36,81), (1,1), (63,191)} [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:4690:9-4690:59:writable] Error: Internal error function createStateSetsSets failed. [/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/SimCode/SimCodeUtil.mo:804:5-804:146:writable] Error: Internal error function createSimCode failed [Transformation from optimised DAE to simulation code structure failed]