Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Fluid.Examples.FlowSystem.Basic.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.Basic,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.Examples.FlowSystem.Basic")
translateModel(IBPSA.Fluid.Examples.FlowSystem.Basic,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.Examples.FlowSystem.Basic")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.00162/0.00162, allocations: 108.3 kB / 16.64 MB, free: 6.371 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001278/0.001278, allocations: 189.3 kB / 17.56 MB, free: 5.797 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.396/1.396, allocations: 222.9 MB / 241.3 MB, free: 13.71 MB / 206.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.8133/0.8133, allocations: 125.3 MB / 416.7 MB, free: 13.76 MB / 334.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.001924/0.001924, allocations: 64.05 kB / 0.4943 GB, free: 4.773 MB / 414.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3901/0.3921, allocations: 78.56 MB / 0.571 GB, free: 30.82 MB / 446.1 MB
Notification: Performance of NFInst.instantiate(IBPSA.Fluid.Examples.FlowSystem.Basic): time 0.7059/1.098, allocations: 354.3 MB / 0.917 GB, free: 8.773 MB / 0.6231 GB
Notification: Performance of NFInst.instExpressions: time 0.1251/1.223, allocations: 75.17 MB / 0.9904 GB, free: 13.42 MB / 0.7012 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.02098/1.244, allocations: 405.4 kB / 0.9908 GB, free: 13.02 MB / 0.7012 GB
Notification: Performance of NFTyping.typeComponents: time 0.04761/1.292, allocations: 23.73 MB / 1.014 GB, free: 5.25 MB / 0.7169 GB
Notification: Performance of NFTyping.typeBindings: time 0.5158/1.808, allocations: 12.9 MB / 1.027 GB, free: 31.59 MB / 0.7169 GB
Notification: Performance of NFTyping.typeClassSections: time 0.02752/1.835, allocations: 9.248 MB / 1.036 GB, free: 31.5 MB / 0.7169 GB
[/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/NFFrontEnd/NFCeval.mo:1089:9-1089:67:writable] Error: Internal error NFCeval.evalBinaryMul failed to evaluate ‘{0.0, 8.790436005620001e-06, 0.00277777777778, 0.00556874120956, 0.00776635021097, 0.009788150492260001, 0.0113484528833, 0.0127329465541, 0.013985583685, 0.0154360056259, 0.0185205068313837}[pressure.n] * 0.0‘
[/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/NFFrontEnd/NFCeval.mo:1089:9-1089:67:writable] Error: Internal error NFCeval.evalBinaryMul failed to evaluate ‘{0.0, 0.00381944444444, 0.00770833333333, 0.0111111111111, 0.014375, 0.0171527777778, 0.0197916666667, 0.0220138888889, 0.0285371863798742}[pressure.n] * 0.0‘
Notification: Performance of NFFlatten.flatten: time 0.07412/1.909, allocations: 56.12 MB / 1.09 GB, free: 31.12 MB / 0.7169 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.02976/1.939, allocations: 19.51 MB / 1.109 GB, free: 25.56 MB / 0.7169 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.04094/1.98, allocations: 17.18 MB / 1.126 GB, free: 14.58 MB / 0.7169 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.02955/2.01, allocations: 15.99 MB / 1.142 GB, free: 2.805 MB / 0.7169 GB
Notification: Performance of NFPackage.collectConstants: time 0.00989/2.02, allocations: 1.879 MB / 1.144 GB, free: 0.9258 MB / 0.7169 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.02553/2.045, allocations: 5.993 MB / 1.15 GB, free: 12.32 MB / 0.7325 GB
Notification: Performance of NFScalarize.scalarize: time 0.01269/2.058, allocations: 6.167 MB / 1.156 GB, free: 8.527 MB / 0.7325 GB
Notification: Performance of NFVerifyModel.verify: time 0.02783/2.086, allocations: 10.79 MB / 1.166 GB, free: 13.95 MB / 0.7481 GB
Notification: Performance of NFConvertDAE.convert: time 0.03786/2.124, allocations: 23.35 MB / 1.189 GB, free: 7.492 MB / 0.7637 GB
Notification: Performance of FrontEnd - DAE generated: time 1.062e-05/2.124, allocations: 0 / 1.189 GB, free: 7.492 MB / 0.7637 GB
Notification: Performance of FrontEnd: time 1.934e-06/2.124, allocations: 0 / 1.189 GB, free: 7.492 MB / 0.7637 GB
Notification: Performance of Transformations before backend: time 0.0009759/2.125, allocations: 0 / 1.189 GB, free: 7.492 MB / 0.7637 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 1949
 * Number of variables: 1949
Notification: Performance of Generate backend data structure: time 0.0693/2.194, allocations: 22.6 MB / 1.211 GB, free: 0.9297 MB / 0.7794 GB
Notification: Performance of prepare preOptimizeDAE: time 5.263e-05/2.194, allocations: 16.03 kB / 1.211 GB, free: 0.9141 MB / 0.7794 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01939/2.214, allocations: 3.104 MB / 1.214 GB, free: 13.79 MB / 0.795 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.04728/2.261, allocations: 19.26 MB / 1.233 GB, free: 10.84 MB / 0.8106 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0009943/2.262, allocations: 0.6791 MB / 1.233 GB, free: 10.16 MB / 0.8106 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.005535/2.268, allocations: 0.8978 MB / 1.234 GB, free: 9.266 MB / 0.8106 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.04779/2.315, allocations: 17.13 MB / 1.251 GB, free: 7.922 MB / 0.8262 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0003614/2.316, allocations: 19.78 kB / 1.251 GB, free: 7.902 MB / 0.8262 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.004589/2.32, allocations: 318.3 kB / 1.251 GB, free: 7.594 MB / 0.8262 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002808/2.321, allocations: 200 kB / 1.252 GB, free: 7.398 MB / 0.8262 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0473/2.368, allocations: 21.21 MB / 1.272 GB, free: 2.176 MB / 0.8419 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 0.6922/3.06, allocations: 80.96 MB / 1.351 GB, free: 169.7 MB / 0.9044 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.02752/3.088, allocations: 14.21 MB / 1.365 GB, free: 169.4 MB / 0.9044 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01819/3.106, allocations: 10.52 MB / 1.376 GB, free: 169.4 MB / 0.9044 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 0.0808/3.187, allocations: 35.18 MB / 1.41 GB, free: 161.9 MB / 0.9044 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.02047/3.207, allocations: 10.72 MB / 1.42 GB, free: 161.7 MB / 0.9044 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.02665/3.234, allocations: 7.552 MB / 1.428 GB, free: 161.4 MB / 0.9044 GB
Notification: Performance of pre-optimization done (n=552): time 5.008e-05/3.234, allocations: 0.9375 kB / 1.428 GB, free: 161.4 MB / 0.9044 GB
Notification: Performance of matching and sorting (n=836): time 0.9295/4.164, allocations: 246.4 MB / 1.668 GB, free: 6.738 MB / 0.9669 GB
Warning: The linear system: 
1 : 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
2 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0
[
  -1.0 , -1.0 ;
  1.0 , 1.0
]
  *
[
  tabsSouth1[1].m_flow ;
  tabsSouth1[2].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 ;
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].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 + 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 : 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.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0
2 : tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0
[
  -1.0 , -1.0 ;
  1.0 , 1.0
]
  *
[
  tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0
]
  =
[
  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.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsSouth1[3].m_flow.SeedStateSetJac0) - tabsSouth1[4].m_flow.SeedStateSetJac0
]
 might be structurally or numerically singular for variable tabsSouth1.2.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 0.5072/4.671, allocations: 52.68 MB / 1.72 GB, free: 461.3 MB / 0.9669 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.02974/4.701, allocations: 16.27 MB / 1.736 GB, free: 456.1 MB / 0.9669 GB
Notification: Performance of collectPreVariables (initialization): time 0.00491/4.706, allocations: 226.3 kB / 1.736 GB, free: 456 MB / 0.9669 GB
Notification: Performance of collectInitialEqns (initialization): time 0.009038/4.715, allocations: 7.428 MB / 1.743 GB, free: 451.4 MB / 0.9669 GB
Notification: Performance of collectInitialBindings (initialization): time 0.01184/4.727, allocations: 2.998 MB / 1.746 GB, free: 450.1 MB / 0.9669 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.01858/4.745, allocations: 4.401 MB / 1.75 GB, free: 449 MB / 0.9669 GB
Notification: Performance of setup shared object (initialization): time 4.703e-05/4.745, allocations: 301.1 kB / 1.751 GB, free: 448.7 MB / 0.9669 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.03674/4.782, allocations: 25.08 MB / 1.775 GB, free: 436.9 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.03834/4.82, allocations: 27.94 MB / 1.802 GB, free: 409.5 MB / 0.9669 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.06735/4.888, allocations: 45.99 MB / 1.847 GB, free: 362.9 MB / 0.9669 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.557e-05/4.888, allocations: 16 kB / 1.847 GB, free: 362.9 MB / 0.9669 GB
Notification: Performance of matching and sorting (n=1552) (initialization): time 0.5756/5.464, allocations: 146.2 MB / 1.99 GB, free: 217.5 MB / 0.9669 GB
Notification: Performance of prepare postOptimizeDAE: time 8.333e-05/5.464, allocations: 55.77 kB / 1.99 GB, free: 217.4 MB / 0.9669 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.004e-05/5.464, allocations: 48 kB / 1.99 GB, free: 217.4 MB / 0.9669 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.5423/6.006, allocations: 125.2 MB / 2.112 GB, free: 92.28 MB / 0.9669 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01687/6.023, allocations: 3.232 MB / 2.116 GB, free: 89.04 MB / 0.9669 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1458/6.169, allocations: 86.95 MB / 2.201 GB, free: 1.668 MB / 0.9669 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.5805/6.75, allocations: 11.12 MB / 2.211 GB, free: 452.3 MB / 0.9669 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.008498/6.758, allocations: 1.659 MB / 2.213 GB, free: 452.3 MB / 0.9669 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04975/6.808, allocations: 28.09 MB / 2.24 GB, free: 450.3 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03811/6.846, allocations: 27.3 MB / 2.267 GB, free: 440.6 MB / 0.9669 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.06633/6.912, allocations: 44.76 MB / 2.311 GB, free: 423.6 MB / 0.9669 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 8.207e-05/6.913, allocations: 12 kB / 2.311 GB, free: 423.6 MB / 0.9669 GB
Notification: Performance of matching and sorting (n=1552) (initialization_lambda0): time 0.5618/7.474, allocations: 144 MB / 2.451 GB, free: 280.8 MB / 0.9669 GB
Notification: Performance of prepare postOptimizeDAE: time 7.234e-05/7.474, allocations: 49.7 kB / 2.451 GB, free: 280.8 MB / 0.9669 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.697e-05/7.475, allocations: 48 kB / 2.452 GB, free: 280.7 MB / 0.9669 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.541/8.016, allocations: 124.1 MB / 2.573 GB, free: 156.9 MB / 0.9669 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01654/8.032, allocations: 3.187 MB / 2.576 GB, free: 153.7 MB / 0.9669 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1678/8.2, allocations: 93.94 MB / 2.668 GB, free: 59.89 MB / 0.9669 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1698/8.37, allocations: 11.19 MB / 2.679 GB, free: 48.73 MB / 0.9669 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007286/8.377, allocations: 1.617 MB / 2.68 GB, free: 47.11 MB / 0.9669 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 203
 * 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 (968):
 * Single equations (assignments): 946
 * 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
   {(33,119), (33,119)}
Notification: Performance of prepare postOptimizeDAE: time 0.01002/8.387, allocations: 0.7204 MB / 2.681 GB, free: 46.38 MB / 0.9669 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.009684/8.397, allocations: 1.534 MB / 2.682 GB, free: 45.68 MB / 0.9669 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.597/8.994, allocations: 70.34 MB / 2.751 GB, free: 449.8 MB / 0.9669 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2234/9.217, allocations: 82.38 MB / 2.831 GB, free: 414.2 MB / 0.9669 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0002245/9.218, allocations: 28 kB / 2.831 GB, free: 414.2 MB / 0.9669 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2067/9.424, allocations: 81.26 MB / 2.911 GB, free: 332.9 MB / 0.9669 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.3555/9.78, allocations: 209 MB / 3.115 GB, free: 123.9 MB / 0.9669 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.0001553/9.78, allocations: 3.938 kB / 3.115 GB, free: 123.9 MB / 0.9669 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01269/9.793, allocations: 2.316 MB / 3.117 GB, free: 121.6 MB / 0.9669 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.917/10.71, allocations: 142.3 MB / 3.256 GB, free: 435.3 MB / 0.9669 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004791/10.71, allocations: 0.781 MB / 3.257 GB, free: 435.3 MB / 0.9669 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1229/10.84, allocations: 71.72 MB / 3.327 GB, free: 417.6 MB / 0.9669 GB
Warning: The linear system: 
1 : tabsSouth2[8].dp = valSouth2[8].port_b.p - tabsSouth1[1].port_b.p
2 : tabsSouth2[1].dp = valSouth2[1].port_b.p - tabsSouth1[1].port_b.p
3 : valSouth2[1].dp = valSouth2[2].port_a.p - valSouth2[1].port_b.p
4 : valSouth2[8].dp = valSouth2[2].port_a.p - valSouth2[8].port_b.p
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  valSouth2[8].port_b.p ;
  valSouth2[2].port_a.p ;
  valSouth2[1].port_b.p ;
  tabsSouth1[1].port_b.p
]
  =
[
  -tabsSouth2[8].dp ;
  -tabsSouth2[1].dp ;
  -valSouth2[1].dp ;
  -valSouth2[8].dp
]
 might be structurally or numerically singular for variable tabsSouth1[1].port_b.p since U(4,4) = 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) - $cse423 - 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 + $cse423 + (-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 : valSouth2[1].dp = valSouth2[2].port_a.p - valSouth2[1].port_b.p
2 : valSouth2[8].dp = valSouth2[2].port_a.p - valSouth2[8].port_b.p
3 : tabsSouth2[8].dp = valSouth2[8].port_b.p - tabsSouth1[1].port_b.p
4 : tabsSouth2[1].dp = valSouth2[1].port_b.p - tabsSouth1[1].port_b.p
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  valSouth2[1].port_b.p ;
  tabsSouth1[1].port_b.p ;
  valSouth2[8].port_b.p ;
  valSouth2[2].port_a.p
]
  =
[
  -valSouth2[1].dp ;
  -valSouth2[8].dp ;
  -tabsSouth2[8].dp ;
  -tabsSouth2[1].dp
]
 might be structurally or numerically singular for variable valSouth2[2].port_a.p since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse423 - 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
2 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0
[
  -1.0 , -1.0 ;
  1.0 , 1.0
]
  *
[
  tabsSouth1[1].m_flow ;
  tabsSouth1[2].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 + $cse423 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ;
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
2 : valSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
3 : valSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
4 : tabsSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  -tabsSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -tabsSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth1[4].m_flow.SeedStateSetJac29 + tabsSouth1[3].m_flow.SeedStateSetJac29 + tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 = 0.0
2 : spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1[3].m_flow.SeedStateSetJac29 - tabsSouth1[4].m_flow.SeedStateSetJac29 - tabsSouth2[1].m_flow.SeedStateSetJac29 - tabsSouth2[2].m_flow.SeedStateSetJac29 - tabsSouth2[3].m_flow.SeedStateSetJac29 - tabsSouth2[4].m_flow.SeedStateSetJac29 - tabsSouth2[5].m_flow.SeedStateSetJac29 - tabsSouth2[6].m_flow.SeedStateSetJac29 - tabsSouth2[7].m_flow.SeedStateSetJac29 - tabsSouth2[8].m_flow.SeedStateSetJac29 - tabsNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsNorth1[2].m_flow.SeedStateSetJac29 - tabsNorth1[3].m_flow.SeedStateSetJac29 - tabsNorth1[4].m_flow.SeedStateSetJac29 - tabsNorth2[1].m_flow.SeedStateSetJac29 - tabsNorth2[2].m_flow.SeedStateSetJac29 - tabsNorth2[3].m_flow.SeedStateSetJac29 - tabsNorth2[4].m_flow.SeedStateSetJac29 - tabsNorth2[5].m_flow.SeedStateSetJac29 - tabsNorth2[6].m_flow.SeedStateSetJac29 - tabsNorth2[8].m_flow.SeedStateSetJac29 - $cse423.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsNorth2[7].m_flow.SeedStateSetJac29 = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-tabsSouth1[3].m_flow.SeedStateSetJac29) - tabsSouth1[4].m_flow.SeedStateSetJac29 ;
  tabsSouth1[3].m_flow.SeedStateSetJac29 + $cse423.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsNorth2[7].m_flow.SeedStateSetJac29 + tabsNorth2[8].m_flow.SeedStateSetJac29 + tabsNorth2[6].m_flow.SeedStateSetJac29 + tabsNorth2[5].m_flow.SeedStateSetJac29 + tabsNorth2[4].m_flow.SeedStateSetJac29 + tabsNorth2[3].m_flow.SeedStateSetJac29 + tabsNorth2[2].m_flow.SeedStateSetJac29 + tabsNorth2[1].m_flow.SeedStateSetJac29 + tabsNorth1[4].m_flow.SeedStateSetJac29 + tabsNorth1[3].m_flow.SeedStateSetJac29 + tabsNorth1[2].m_flow.SeedStateSetJac29 + tabsNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsSouth2[8].m_flow.SeedStateSetJac29 + tabsSouth2[7].m_flow.SeedStateSetJac29 + tabsSouth2[6].m_flow.SeedStateSetJac29 + tabsSouth2[5].m_flow.SeedStateSetJac29 + tabsSouth2[4].m_flow.SeedStateSetJac29 + tabsSouth2[3].m_flow.SeedStateSetJac29 + tabsSouth2[2].m_flow.SeedStateSetJac29 + tabsSouth2[1].m_flow.SeedStateSetJac29 + tabsSouth1[4].m_flow.SeedStateSetJac29 + (-valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
2 : valSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
3 : valSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
4 : tabsSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  -tabsSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -tabsSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth1[4].m_flow.SeedStateSetJac29 + tabsSouth1[3].m_flow.SeedStateSetJac29 + tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 = 0.0
2 : spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1[3].m_flow.SeedStateSetJac29 - tabsSouth1[4].m_flow.SeedStateSetJac29 - tabsSouth2[1].m_flow.SeedStateSetJac29 - tabsSouth2[2].m_flow.SeedStateSetJac29 - tabsSouth2[3].m_flow.SeedStateSetJac29 - tabsSouth2[4].m_flow.SeedStateSetJac29 - tabsSouth2[5].m_flow.SeedStateSetJac29 - tabsSouth2[6].m_flow.SeedStateSetJac29 - tabsSouth2[7].m_flow.SeedStateSetJac29 - tabsSouth2[8].m_flow.SeedStateSetJac29 - tabsNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsNorth1[2].m_flow.SeedStateSetJac29 - tabsNorth1[3].m_flow.SeedStateSetJac29 - tabsNorth1[4].m_flow.SeedStateSetJac29 - tabsNorth2[1].m_flow.SeedStateSetJac29 - tabsNorth2[2].m_flow.SeedStateSetJac29 - tabsNorth2[3].m_flow.SeedStateSetJac29 - tabsNorth2[4].m_flow.SeedStateSetJac29 - tabsNorth2[5].m_flow.SeedStateSetJac29 - tabsNorth2[6].m_flow.SeedStateSetJac29 - tabsNorth2[8].m_flow.SeedStateSetJac29 - $cse423.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsNorth2[7].m_flow.SeedStateSetJac29 = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-tabsSouth1[3].m_flow.SeedStateSetJac29) - tabsSouth1[4].m_flow.SeedStateSetJac29 ;
  tabsSouth1[3].m_flow.SeedStateSetJac29 + $cse423.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsNorth2[7].m_flow.SeedStateSetJac29 + tabsNorth2[8].m_flow.SeedStateSetJac29 + tabsNorth2[6].m_flow.SeedStateSetJac29 + tabsNorth2[5].m_flow.SeedStateSetJac29 + tabsNorth2[4].m_flow.SeedStateSetJac29 + tabsNorth2[3].m_flow.SeedStateSetJac29 + tabsNorth2[2].m_flow.SeedStateSetJac29 + tabsNorth2[1].m_flow.SeedStateSetJac29 + tabsNorth1[4].m_flow.SeedStateSetJac29 + tabsNorth1[3].m_flow.SeedStateSetJac29 + tabsNorth1[2].m_flow.SeedStateSetJac29 + tabsNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsSouth2[8].m_flow.SeedStateSetJac29 + tabsSouth2[7].m_flow.SeedStateSetJac29 + tabsSouth2[6].m_flow.SeedStateSetJac29 + tabsSouth2[5].m_flow.SeedStateSetJac29 + tabsSouth2[4].m_flow.SeedStateSetJac29 + tabsSouth2[3].m_flow.SeedStateSetJac29 + tabsSouth2[2].m_flow.SeedStateSetJac29 + tabsSouth2[1].m_flow.SeedStateSetJac29 + tabsSouth1[4].m_flow.SeedStateSetJac29 + (-valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.0863/10.92, allocations: 49.73 MB / 3.376 GB, free: 371.8 MB / 0.9669 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.2603/11.18, allocations: 119.3 MB / 3.492 GB, free: 253.2 MB / 0.9669 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.02027/11.2, allocations: 7.048 MB / 3.499 GB, free: 246.6 MB / 0.9669 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.009003/11.21, allocations: 188 kB / 3.499 GB, free: 246.4 MB / 0.9669 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.09213/11.31, allocations: 5.752 MB / 3.505 GB, free: 240.6 MB / 0.9669 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.006507/11.31, allocations: 1.103 MB / 3.506 GB, free: 239.5 MB / 0.9669 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.004491/11.32, allocations: 0.8806 MB / 3.507 GB, free: 238.6 MB / 0.9669 GB
Notification: Performance of sorting global known variables: time 0.02001/11.34, allocations: 11.06 MB / 3.517 GB, free: 227.7 MB / 0.9669 GB
Notification: Performance of sort global known variables: time 5.01e-07/11.34, allocations: 0 / 3.517 GB, free: 227.7 MB / 0.9669 GB
Notification: Performance of remove unused functions: time 0.1678/11.5, allocations: 80.5 MB / 3.596 GB, free: 147.3 MB / 0.9669 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 42 ($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],$STATESET1.x[1],pmpSouth.vol.dynBal.U,pmpNorth.vol.dynBal.U,valSouth.vol.dynBal.U,valNorth.vol.dynBal.U,spl.vol.dynBal.U,spl1.vol.dynBal.U,pumpHea.vol.dynBal.U,spl2.vol.dynBal.U,spl3.vol.dynBal.U,pumpCoo.vol.dynBal.U)
 * Number of discrete variables: 7 ($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 (546):
 * Single equations (assignments): 523
 * 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
   {(33,156), (1,1), (62,186)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.007176/11.51, allocations: 1.826 MB / 3.598 GB, free: 145.6 MB / 0.9669 GB
Notification: Performance of simCode: created initialization part: time 0.2069/11.72, allocations: 113.5 MB / 3.709 GB, free: 31.99 MB / 0.9669 GB
Notification: Performance of simCode: created event and clocks part: time 1.401e-05/11.72, allocations: 7.938 kB / 3.709 GB, free: 31.98 MB / 0.9669 GB
Notification: Performance of simCode: created simulation system equations: time 0.4367/12.16, allocations: 35.11 MB / 3.743 GB, free: 449.3 MB / 0.9669 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.08845/12.24, allocations: 8.258 MB / 3.751 GB, free: 448.5 MB / 0.9669 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.1157/12.36, allocations: 64.7 MB / 3.814 GB, free: 427.5 MB / 0.9669 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.02047/12.38, allocations: 10.55 MB / 3.825 GB, free: 425.3 MB / 0.9669 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01648/12.4, allocations: 2.631 MB / 3.827 GB, free: 425.2 MB / 0.9669 GB
Notification: Performance of SimCode: time 8.31e-07/12.4, allocations: 0 / 3.827 GB, free: 425.2 MB / 0.9669 GB
Notification: Performance of Templates: time 3.557/15.95, allocations: 1.68 GB / 5.507 GB, free: 149.4 MB / 0.9669 GB
make -j1 -f IBPSA_latest_IBPSA.Fluid.Examples.FlowSystem.Basic.makefile
(rm -f IBPSA_latest_IBPSA.Fluid.Examples.FlowSystem.Basic.pipe ; mkfifo IBPSA_latest_IBPSA.Fluid.Examples.FlowSystem.Basic.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Fluid.Examples.FlowSystem.Basic.pipe >> ../files/IBPSA_latest_IBPSA.Fluid.Examples.FlowSystem.Basic.sim & ./IBPSA_latest_IBPSA.Fluid.Examples.FlowSystem.Basic  -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Fluid.Examples.FlowSystem.Basic.pipe 2>&1)