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 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001827/0.001827, allocations: 92.17 kB / 20.21 MB, free: 4.207 MB / 18.57 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.002017/0.002017, allocations: 165.2 kB / 23.53 MB, free: 0.8906 MB / 18.57 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 1.601/1.601, allocations: 177.1 MB / 203.9 MB, free: 5.625 MB / 186.7 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo): time 1.042/1.042, allocations: 115 MB / 375.3 MB, free: 7.605 MB / 346.7 MB
"
[Timeout remaining time 179]
Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA master/package.mo)
Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo)
Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo)
Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo)
Running command: translateModel(IBPSA.Fluid.Examples.FlowSystem.Basic,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.Examples.FlowSystem.Basic")
translateModel(IBPSA.Fluid.Examples.FlowSystem.Basic,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2500,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.Examples.FlowSystem.Basic") [Timeout 660]
"Notification: Performance of FrontEnd - loaded program: time 1.343e-06/1.343e-06, allocations: 0 / 480.8 MB, free: 11.9 MB / 410.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.867e-05/3.002e-05, allocations: 5.703 kB / 480.8 MB, free: 11.89 MB / 410.7 MB
Notification: Performance of NFInst.instantiate(IBPSA.Fluid.Examples.FlowSystem.Basic): time 0.6472/0.6472, allocations: 372.6 MB / 0.8333 GB, free: 7.086 MB / 0.6042 GB
Notification: Performance of NFInst.instExpressions: time 0.5497/1.197, allocations: 80.64 MB / 0.9121 GB, free: 10.65 MB / 0.6667 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.02181/1.219, allocations: 0.6704 MB / 0.9127 GB, free: 10.65 MB / 0.6667 GB
Notification: Performance of NFTyping.typeComponents: time 0.02116/1.24, allocations: 6.5 MB / 0.9191 GB, free: 10.64 MB / 0.6667 GB
Notification: Performance of NFTyping.typeBindings: time 0.05126/1.291, allocations: 15.65 MB / 0.9344 GB, free: 8.141 MB / 0.6667 GB
Notification: Performance of NFTyping.typeClassSections: time 0.03151/1.323, allocations: 12.43 MB / 0.9465 GB, free: 7.703 MB / 0.6667 GB
Notification: Performance of NFFlatten.flatten: time 0.09703/1.42, allocations: 69.21 MB / 1.014 GB, free: 10.08 MB / 0.6823 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.03544/1.455, allocations: 17.14 MB / 1.031 GB, free: 15.54 MB / 0.698 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.08001/1.535, allocations: 25.01 MB / 1.055 GB, free: 9.148 MB / 0.7136 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.04078/1.576, allocations: 15.28 MB / 1.07 GB, free: 11.19 MB / 0.7292 GB
Notification: Performance of NFPackage.collectConstants: time 0.01035/1.586, allocations: 1.836 MB / 1.072 GB, free: 9.352 MB / 0.7292 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.02356/1.61, allocations: 5.039 MB / 1.077 GB, free: 4.598 MB / 0.7292 GB
Notification: Performance of NFScalarize.scalarize: time 0.01396/1.624, allocations: 6.555 MB / 1.083 GB, free: 14.45 MB / 0.7448 GB
Notification: Performance of NFVerifyModel.verify: time 0.02724/1.651, allocations: 7.863 MB / 1.091 GB, free: 6.98 MB / 0.7448 GB
Notification: Performance of NFConvertDAE.convert: time 0.06767/1.719, allocations: 31.8 MB / 1.122 GB, free: 8.84 MB / 0.7761 GB
Notification: Performance of FrontEnd - DAE generated: time 7.654e-06/1.719, allocations: 4 kB / 1.122 GB, free: 8.836 MB / 0.7761 GB
Notification: Performance of FrontEnd: time 1.733e-06/1.719, allocations: 0 / 1.122 GB, free: 8.836 MB / 0.7761 GB
Notification: Performance of Transformations before backend: time 0.00124/1.72, allocations: 0 / 1.122 GB, free: 8.836 MB / 0.7761 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 0.08208/1.802, allocations: 23.93 MB / 1.145 GB, free: 1.062 MB / 0.7917 GB
Notification: Performance of prepare preOptimizeDAE: time 5.208e-05/1.802, allocations: 12.03 kB / 1.145 GB, free: 1.051 MB / 0.7917 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02392/1.826, allocations: 3.803 MB / 1.149 GB, free: 13.23 MB / 0.8073 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.05682/1.883, allocations: 18.7 MB / 1.167 GB, free: 11.09 MB / 0.823 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.001244/1.884, allocations: 0.7457 MB / 1.168 GB, free: 10.34 MB / 0.823 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.006097/1.89, allocations: 1.039 MB / 1.169 GB, free: 9.305 MB / 0.823 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.05008/1.94, allocations: 16.94 MB / 1.186 GB, free: 7.863 MB / 0.8386 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0003534/1.941, allocations: 14.61 kB / 1.186 GB, free: 7.855 MB / 0.8386 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00367/1.944, allocations: 322.1 kB / 1.186 GB, free: 7.543 MB / 0.8386 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002688/1.945, allocations: 206 kB / 1.186 GB, free: 7.344 MB / 0.8386 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04653/1.991, allocations: 19.52 MB / 1.205 GB, free: 3.855 MB / 0.8542 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 0.5863/2.577, allocations: 68.76 MB / 1.272 GB, free: 392.7 MB / 0.8543 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.02402/2.601, allocations: 11.16 MB / 1.283 GB, free: 387.7 MB / 0.8543 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01533/2.617, allocations: 8.269 MB / 1.291 GB, free: 384.2 MB / 0.8543 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 0.07952/2.696, allocations: 27.99 MB / 1.319 GB, free: 356.9 MB / 0.8543 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01814/2.714, allocations: 9.996 MB / 1.328 GB, free: 346.6 MB / 0.8543 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.03395/2.748, allocations: 8.233 MB / 1.337 GB, free: 339.3 MB / 0.8543 GB
Notification: Performance of pre-optimization done (n=548): time 5.164e-05/2.748, allocations: 2.094 kB / 1.337 GB, free: 339.3 MB / 0.8543 GB
Notification: Performance of matching and sorting (n=832): time 0.8316/3.58, allocations: 204.9 MB / 1.537 GB, free: 133.7 MB / 0.8543 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 0.1028/3.683, allocations: 51.47 MB / 1.587 GB, free: 80.96 MB / 0.8543 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.04178/3.724, allocations: 20.49 MB / 1.607 GB, free: 60.55 MB / 0.8543 GB
Notification: Performance of collectPreVariables (initialization): time 0.004636/3.729, allocations: 287.7 kB / 1.607 GB, free: 60.26 MB / 0.8543 GB
Notification: Performance of collectInitialEqns (initialization): time 0.01103/3.74, allocations: 9.865 MB / 1.617 GB, free: 50.43 MB / 0.8543 GB
Notification: Performance of collectInitialBindings (initialization): time 0.01263/3.753, allocations: 3.349 MB / 1.62 GB, free: 47.12 MB / 0.8543 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.01829/3.771, allocations: 4.67 MB / 1.625 GB, free: 42.43 MB / 0.8543 GB
Notification: Performance of setup shared object (initialization): time 6.015e-05/3.771, allocations: 480.7 kB / 1.625 GB, free: 41.96 MB / 0.8543 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.02655/3.798, allocations: 12.83 MB / 1.638 GB, free: 29.09 MB / 0.8543 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.03316/3.831, allocations: 23.04 MB / 1.66 GB, free: 2.363 MB / 0.8543 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.3325/4.163, allocations: 33.6 MB / 1.693 GB, free: 362.4 MB / 0.8543 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0001659/4.163, allocations: 35.41 kB / 1.693 GB, free: 362.4 MB / 0.8543 GB
Notification: Performance of matching and sorting (n=1653) (initialization): time 0.5061/4.67, allocations: 101.6 MB / 1.792 GB, free: 309.9 MB / 0.8543 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0001446/4.67, allocations: 89.69 kB / 1.792 GB, free: 309.8 MB / 0.8543 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0002341/4.67, allocations: 124 kB / 1.792 GB, free: 309.6 MB / 0.8543 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.6806/5.351, allocations: 172.6 MB / 1.961 GB, free: 137.9 MB / 0.8543 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.02538/5.376, allocations: 8.987 MB / 1.97 GB, free: 128.9 MB / 0.8543 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1508/5.527, allocations: 83.42 MB / 2.051 GB, free: 45.41 MB / 0.8543 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.4101/5.937, allocations: 61.1 MB / 2.111 GB, free: 346 MB / 0.8543 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007092/5.944, allocations: 1.799 MB / 2.113 GB, free: 346 MB / 0.8543 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.03243/5.976, allocations: 15.28 MB / 2.128 GB, free: 345.7 MB / 0.8543 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.02847/6.005, allocations: 22.75 MB / 2.15 GB, free: 333.6 MB / 0.8543 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.05384/6.059, allocations: 32.41 MB / 2.181 GB, free: 321.8 MB / 0.8543 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 0.0001789/6.059, allocations: 35.94 kB / 2.181 GB, free: 321.8 MB / 0.8543 GB
Notification: Performance of matching and sorting (n=1653) (initialization_lambda0): time 0.5118/6.571, allocations: 100.1 MB / 2.279 GB, free: 228.4 MB / 0.8543 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0001591/6.571, allocations: 85.7 kB / 2.279 GB, free: 228.4 MB / 0.8543 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.000227/6.571, allocations: 124 kB / 2.279 GB, free: 228.2 MB / 0.8543 GB
Notification: Tearing is skipped for linear strong component 7: solving it torn to 24 iteration variables is estimated at 51168 flops against 19186 for the untorn system of size 152.
Notification: Performance of postOpt tearingSystem (initialization): time 0.6849/7.256, allocations: 170.4 MB / 2.446 GB, free: 58.71 MB / 0.8543 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.02947/7.285, allocations: 8.942 MB / 2.455 GB, free: 49.75 MB / 0.8543 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.4009/7.686, allocations: 72.33 MB / 2.525 GB, free: 331.9 MB / 0.8543 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1546/7.841, allocations: 61.15 MB / 2.585 GB, free: 312 MB / 0.8543 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006699/7.848, allocations: 1.761 MB / 2.587 GB, free: 310.9 MB / 0.8543 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 568
 * 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 (1197):
 * Single equations (assignments): 1179
 * Array equations: 6
 * Algorithm blocks: 1
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 8
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details (not torn):
 * Constant Jacobian (size): 0 systems
 * Linear Jacobian (size,density): 0 systems
 * Non-linear Jacobian (size): 8 systems
   {1, 1, 1, 1, 1, 1, 1, 1}
 * Without analytic Jacobian (size): 0 systems
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 1 system
   {(28,28,89.3%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 2 systems
   {(33,119), (33,119)}
Notification: Performance of prepare postOptimizeDAE: time 0.009091/7.857, allocations: 1.024 MB / 2.588 GB, free: 310.7 MB / 0.8543 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.01135/7.868, allocations: 2.013 MB / 2.59 GB, free: 310.7 MB / 0.8543 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.231/8.099, allocations: 53.04 MB / 2.641 GB, free: 266.7 MB / 0.8543 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2302/8.329, allocations: 62.23 MB / 2.702 GB, free: 204.8 MB / 0.8543 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0002035/8.33, allocations: 28 kB / 2.702 GB, free: 204.8 MB / 0.8543 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2201/8.55, allocations: 61.09 MB / 2.762 GB, free: 143.8 MB / 0.8543 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.6408/9.19, allocations: 127.4 MB / 2.886 GB, free: 324.5 MB / 0.8543 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.885e-05/9.191, allocations: 2.781 kB / 2.886 GB, free: 324.5 MB / 0.8543 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.02049/9.211, allocations: 7.298 MB / 2.893 GB, free: 324.5 MB / 0.8543 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.7133/9.924, allocations: 174.1 MB / 3.063 GB, free: 230.2 MB / 0.8543 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004133/9.929, allocations: 0.7831 MB / 3.064 GB, free: 229.6 MB / 0.8543 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1457/10.07, allocations: 76.71 MB / 3.139 GB, free: 161.1 MB / 0.8543 GB
Warning: The linear system: 
1 : tabsSouth2[4].dp = valSouth2[4].port_b.p - tabsSouth1[1].port_b.p
2 : tabsSouth2[8].dp = valSouth2[8].port_b.p - tabsSouth1[1].port_b.p
3 : valSouth2[8].dp = valSouth2[2].port_a.p - valSouth2[8].port_b.p
4 : valSouth2[4].dp = valSouth2[2].port_a.p - valSouth2[4].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[4].port_b.p ;
  valSouth2[2].port_a.p ;
  valSouth2[8].port_b.p ;
  tabsSouth1[1].port_b.p
]
  =
[
  -tabsSouth2[4].dp ;
  -tabsSouth2[8].dp ;
  -valSouth2[8].dp ;
  -valSouth2[4].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) - $cse422 - 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 + $cse422 + (-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[8].dp = valSouth2[2].port_a.p - valSouth2[8].port_b.p
2 : valSouth2[4].dp = valSouth2[2].port_a.p - valSouth2[4].port_b.p
3 : tabsSouth2[4].dp = valSouth2[4].port_b.p - tabsSouth1[1].port_b.p
4 : tabsSouth2[8].dp = valSouth2[8].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[8].port_b.p ;
  tabsSouth1[1].port_b.p ;
  valSouth2[4].port_b.p ;
  valSouth2[2].port_a.p
]
  =
[
  -valSouth2[8].dp ;
  -valSouth2[4].dp ;
  -tabsSouth2[4].dp ;
  -tabsSouth2[8].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) - $cse422 - 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 + $cse422 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ;
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsSouth1.1.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
2 : valSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.2.port_a.p.$pDERStateSetJac28.dummyVarStateSetJac28 - valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
3 : valSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.2.port_a.p.$pDERStateSetJac28.dummyVarStateSetJac28 - valSouth2.8.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
4 : tabsSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.8.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsSouth1.1.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  tabsSouth1.1.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  valSouth2.8.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  valSouth2.2.port_a.p.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
]
  =
[
  -tabsSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  -valSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  -valSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  -tabsSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28
]
 might be structurally or numerically singular for variable valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth1[4].m_flow.SeedStateSetJac28 + tabsSouth1[3].m_flow.SeedStateSetJac28 + tabsSouth1.2.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - pipSouth1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 = 0.0
2 : spl1.res1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + valNorth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + valSouth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + (-tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28) - tabsSouth1.2.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsSouth1[3].m_flow.SeedStateSetJac28 - tabsSouth1[4].m_flow.SeedStateSetJac28 - tabsSouth2[1].m_flow.SeedStateSetJac28 - tabsSouth2[2].m_flow.SeedStateSetJac28 - tabsSouth2[3].m_flow.SeedStateSetJac28 - tabsSouth2[4].m_flow.SeedStateSetJac28 - tabsSouth2[5].m_flow.SeedStateSetJac28 - tabsSouth2[6].m_flow.SeedStateSetJac28 - tabsSouth2[7].m_flow.SeedStateSetJac28 - tabsSouth2[8].m_flow.SeedStateSetJac28 - tabsNorth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsNorth1[2].m_flow.SeedStateSetJac28 - tabsNorth1[3].m_flow.SeedStateSetJac28 - tabsNorth1[4].m_flow.SeedStateSetJac28 - tabsNorth2[1].m_flow.SeedStateSetJac28 - tabsNorth2[2].m_flow.SeedStateSetJac28 - tabsNorth2[3].m_flow.SeedStateSetJac28 - tabsNorth2[4].m_flow.SeedStateSetJac28 - tabsNorth2[5].m_flow.SeedStateSetJac28 - tabsNorth2[6].m_flow.SeedStateSetJac28 - tabsNorth2[8].m_flow.SeedStateSetJac28 - $cse422.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsNorth2[7].m_flow.SeedStateSetJac28 = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  tabsSouth1.2.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28
]
  =
[
  pipSouth1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + (-tabsSouth1[3].m_flow.SeedStateSetJac28) - tabsSouth1[4].m_flow.SeedStateSetJac28 ;
  tabsSouth1[3].m_flow.SeedStateSetJac28 + $cse422.$pDERStateSetJac28.dummyVarStateSetJac28 + tabsNorth2[7].m_flow.SeedStateSetJac28 + tabsNorth2[8].m_flow.SeedStateSetJac28 + tabsNorth2[6].m_flow.SeedStateSetJac28 + tabsNorth2[5].m_flow.SeedStateSetJac28 + tabsNorth2[4].m_flow.SeedStateSetJac28 + tabsNorth2[3].m_flow.SeedStateSetJac28 + tabsNorth2[2].m_flow.SeedStateSetJac28 + tabsNorth2[1].m_flow.SeedStateSetJac28 + tabsNorth1[4].m_flow.SeedStateSetJac28 + tabsNorth1[3].m_flow.SeedStateSetJac28 + tabsNorth1[2].m_flow.SeedStateSetJac28 + tabsNorth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + tabsSouth2[8].m_flow.SeedStateSetJac28 + tabsSouth2[7].m_flow.SeedStateSetJac28 + tabsSouth2[6].m_flow.SeedStateSetJac28 + tabsSouth2[5].m_flow.SeedStateSetJac28 + tabsSouth2[4].m_flow.SeedStateSetJac28 + tabsSouth2[3].m_flow.SeedStateSetJac28 + tabsSouth2[2].m_flow.SeedStateSetJac28 + tabsSouth2[1].m_flow.SeedStateSetJac28 + tabsSouth1[4].m_flow.SeedStateSetJac28 + (-valNorth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28) - spl1.res1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - valSouth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28
]
 might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsSouth1.1.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
2 : valSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.2.port_a.p.$pDERStateSetJac28.dummyVarStateSetJac28 - valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
3 : valSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.2.port_a.p.$pDERStateSetJac28.dummyVarStateSetJac28 - valSouth2.8.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
4 : tabsSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.8.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsSouth1.1.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  tabsSouth1.1.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  valSouth2.8.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  valSouth2.2.port_a.p.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
]
  =
[
  -tabsSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  -valSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  -valSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  -tabsSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28
]
 might be structurally or numerically singular for variable valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth1[4].m_flow.SeedStateSetJac28 + tabsSouth1[3].m_flow.SeedStateSetJac28 + tabsSouth1.2.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - pipSouth1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 = 0.0
2 : spl1.res1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + valNorth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + valSouth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + (-tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28) - tabsSouth1.2.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsSouth1[3].m_flow.SeedStateSetJac28 - tabsSouth1[4].m_flow.SeedStateSetJac28 - tabsSouth2[1].m_flow.SeedStateSetJac28 - tabsSouth2[2].m_flow.SeedStateSetJac28 - tabsSouth2[3].m_flow.SeedStateSetJac28 - tabsSouth2[4].m_flow.SeedStateSetJac28 - tabsSouth2[5].m_flow.SeedStateSetJac28 - tabsSouth2[6].m_flow.SeedStateSetJac28 - tabsSouth2[7].m_flow.SeedStateSetJac28 - tabsSouth2[8].m_flow.SeedStateSetJac28 - tabsNorth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsNorth1[2].m_flow.SeedStateSetJac28 - tabsNorth1[3].m_flow.SeedStateSetJac28 - tabsNorth1[4].m_flow.SeedStateSetJac28 - tabsNorth2[1].m_flow.SeedStateSetJac28 - tabsNorth2[2].m_flow.SeedStateSetJac28 - tabsNorth2[3].m_flow.SeedStateSetJac28 - tabsNorth2[4].m_flow.SeedStateSetJac28 - tabsNorth2[5].m_flow.SeedStateSetJac28 - tabsNorth2[6].m_flow.SeedStateSetJac28 - tabsNorth2[8].m_flow.SeedStateSetJac28 - $cse422.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsNorth2[7].m_flow.SeedStateSetJac28 = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  tabsSouth1.2.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28
]
  =
[
  pipSouth1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + (-tabsSouth1[3].m_flow.SeedStateSetJac28) - tabsSouth1[4].m_flow.SeedStateSetJac28 ;
  tabsSouth1[3].m_flow.SeedStateSetJac28 + $cse422.$pDERStateSetJac28.dummyVarStateSetJac28 + tabsNorth2[7].m_flow.SeedStateSetJac28 + tabsNorth2[8].m_flow.SeedStateSetJac28 + tabsNorth2[6].m_flow.SeedStateSetJac28 + tabsNorth2[5].m_flow.SeedStateSetJac28 + tabsNorth2[4].m_flow.SeedStateSetJac28 + tabsNorth2[3].m_flow.SeedStateSetJac28 + tabsNorth2[2].m_flow.SeedStateSetJac28 + tabsNorth2[1].m_flow.SeedStateSetJac28 + tabsNorth1[4].m_flow.SeedStateSetJac28 + tabsNorth1[3].m_flow.SeedStateSetJac28 + tabsNorth1[2].m_flow.SeedStateSetJac28 + tabsNorth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + tabsSouth2[8].m_flow.SeedStateSetJac28 + tabsSouth2[7].m_flow.SeedStateSetJac28 + tabsSouth2[6].m_flow.SeedStateSetJac28 + tabsSouth2[5].m_flow.SeedStateSetJac28 + tabsSouth2[4].m_flow.SeedStateSetJac28 + tabsSouth2[3].m_flow.SeedStateSetJac28 + tabsSouth2[2].m_flow.SeedStateSetJac28 + tabsSouth2[1].m_flow.SeedStateSetJac28 + tabsSouth1[4].m_flow.SeedStateSetJac28 + (-valNorth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28) - spl1.res1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - valSouth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28
]
 might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.07188/10.15, allocations: 48.76 MB / 3.187 GB, free: 111.8 MB / 0.8543 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.2752/10.42, allocations: 84.98 MB / 3.27 GB, free: 27.99 MB / 0.8543 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.02523/10.45, allocations: 6.348 MB / 3.276 GB, free: 21.78 MB / 0.8543 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.009594/10.46, allocations: 184 kB / 3.276 GB, free: 21.6 MB / 0.8543 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.3759/10.83, allocations: 32.81 MB / 3.308 GB, free: 341.1 MB / 0.8543 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.007613/10.84, allocations: 1.136 MB / 3.309 GB, free: 341.1 MB / 0.8543 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.005468/10.85, allocations: 0.8766 MB / 3.31 GB, free: 341.1 MB / 0.8543 GB
Notification: Performance of sorting global known variables: time 0.02692/10.87, allocations: 11.49 MB / 3.321 GB, free: 340.5 MB / 0.8543 GB
Notification: Performance of sort global known variables: time 4.51e-07/10.87, allocations: 0 / 3.321 GB, free: 340.5 MB / 0.8543 GB
Notification: Performance of remove unused functions: time 0.09441/10.97, allocations: 32.74 MB / 3.353 GB, free: 340.5 MB / 0.8543 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 42 ($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 (541):
 * Single equations (assignments): 518
 * 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 0.00754/10.97, allocations: 1.736 MB / 3.355 GB, free: 340.3 MB / 0.8543 GB
Notification: Performance of simCode: created initialization part: time 0.1504/11.12, allocations: 66.58 MB / 3.42 GB, free: 297.3 MB / 0.8543 GB
Notification: Performance of simCode: created event and clocks part: time 1.232e-05/11.12, allocations: 5.938 kB / 3.42 GB, free: 297.3 MB / 0.8543 GB
Notification: Performance of simCode: created simulation system equations: time 0.09518/11.22, allocations: 41.77 MB / 3.461 GB, free: 255.6 MB / 0.8543 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.06489/11.28, allocations: 11.87 MB / 3.472 GB, free: 244.4 MB / 0.8543 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.08581/11.37, allocations: 51.24 MB / 3.522 GB, free: 193 MB / 0.8543 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.01378/11.38, allocations: 10.49 MB / 3.533 GB, free: 182.5 MB / 0.8543 GB
Notification: Performance of simCode: alias equations: time 0.0302/11.41, allocations: 4.553 MB / 3.537 GB, free: 177.9 MB / 0.8543 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01476/11.43, allocations: 2.694 MB / 3.54 GB, free: 175.2 MB / 0.8543 GB
Notification: Performance of SimCode: time 1.764e-06/11.43, allocations: 0 / 3.54 GB, free: 175.2 MB / 0.8543 GB
Notification: Performance of Templates: time 1.678/13.11, allocations: 0.763 GB / 4.303 GB, free: 157.2 MB / 0.8543 GB
"
[Timeout remaining time 647]
make -j1 -f IBPSA_latest_IBPSA.Fluid.Examples.FlowSystem.Basic.makefile [Timeout 660]
(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=240  -lv LOG_STATS > IBPSA_latest_IBPSA.Fluid.Examples.FlowSystem.Basic.pipe 2>&1) [Timeout 240]
[Calling os._exit(0), Time elapsed: 37.708975587040186]