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 0.00122/0.00122, allocations: 83.78 kB / 19.94 MB, free: 1.777 MB / 14.72 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 0.00143/0.00143, allocations: 163.2 kB / 23.21 MB, free: 4.91 MB / 14.72 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 1.383/1.383, allocations: 177.2 MB / 203.5 MB, free: 9.18 MB / 190.1 MB
"
[Timeout remaining time 179]
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 0.908/0.908, allocations: 114 MB / 373.9 MB, free: 13.23 MB / 350.1 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 2.004e-06/2.004e-06, allocations: 0 / 0.5547 GB, free: 2.629 MB / 462.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 3.134e-05/3.334e-05, allocations: 4.812 kB / 0.5547 GB, free: 2.625 MB / 462.1 MB
Notification: Performance of NFInst.instantiate(IBPSA.Fluid.Examples.FlowSystem.Basic): time 0.6497/0.6497, allocations: 326 MB / 0.8731 GB, free: 9.023 MB / 0.67 GB
Notification: Performance of NFInst.instExpressions: time 0.1207/0.7704, allocations: 70.66 MB / 0.9421 GB, free: 2.203 MB / 0.7325 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.01645/0.7869, allocations: 0.5965 MB / 0.9427 GB, free: 1.602 MB / 0.7325 GB
Notification: Performance of NFTyping.typeComponents: time 0.02067/0.8076, allocations: 6.454 MB / 0.949 GB, free: 11.11 MB / 0.7481 GB
Notification: Performance of NFTyping.typeBindings: time 0.04487/0.8524, allocations: 15.37 MB / 0.964 GB, free: 11.68 MB / 0.7637 GB
Notification: Performance of NFTyping.typeClassSections: time 0.02738/0.8798, allocations: 10.81 MB / 0.9745 GB, free: 0.9531 MB / 0.7637 GB
Notification: Performance of NFFlatten.flatten: time 0.4639/1.344, allocations: 67.24 MB / 1.04 GB, free: 37.71 MB / 0.7794 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0276/1.371, allocations: 15.24 MB / 1.055 GB, free: 36.61 MB / 0.7794 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.05934/1.431, allocations: 23.86 MB / 1.078 GB, free: 34.44 MB / 0.7794 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.02905/1.46, allocations: 14.86 MB / 1.093 GB, free: 33.12 MB / 0.7794 GB
Notification: Performance of NFPackage.collectConstants: time 0.008392/1.468, allocations: 1.78 MB / 1.095 GB, free: 33.12 MB / 0.7794 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.02281/1.491, allocations: 4.981 MB / 1.1 GB, free: 32.81 MB / 0.7794 GB
Notification: Performance of NFScalarize.scalarize: time 0.01041/1.501, allocations: 6.326 MB / 1.106 GB, free: 29.6 MB / 0.7794 GB
Notification: Performance of NFVerifyModel.verify: time 0.01971/1.521, allocations: 7.481 MB / 1.113 GB, free: 24.55 MB / 0.7794 GB
Notification: Performance of NFConvertDAE.convert: time 0.04774/1.569, allocations: 30.57 MB / 1.143 GB, free: 15.46 MB / 0.795 GB
Notification: Performance of FrontEnd - DAE generated: time 9.949e-06/1.569, allocations: 0 / 1.143 GB, free: 15.46 MB / 0.795 GB
Notification: Performance of FrontEnd: time 1.613e-06/1.569, allocations: 0 / 1.143 GB, free: 15.46 MB / 0.795 GB
Notification: Performance of Transformations before backend: time 0.001321/1.57, allocations: 0 / 1.143 GB, free: 15.46 MB / 0.795 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 0.06756/1.638, allocations: 20.63 MB / 1.163 GB, free: 10.99 MB / 0.8106 GB
Notification: Performance of prepare preOptimizeDAE: time 5.069e-05/1.638, allocations: 8.625 kB / 1.163 GB, free: 10.98 MB / 0.8106 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01806/1.656, allocations: 3.239 MB / 1.166 GB, free: 7.734 MB / 0.8106 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.04859/1.704, allocations: 20.16 MB / 1.186 GB, free: 4.059 MB / 0.8262 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0008131/1.705, allocations: 0.6502 MB / 1.186 GB, free: 3.41 MB / 0.8262 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.004467/1.71, allocations: 0.8921 MB / 1.187 GB, free: 2.523 MB / 0.8262 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.04614/1.756, allocations: 18.24 MB / 1.205 GB, free: 15.86 MB / 0.8575 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0003856/1.756, allocations: 13.86 kB / 1.205 GB, free: 15.86 MB / 0.8575 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.003991/1.76, allocations: 323.9 kB / 1.205 GB, free: 15.54 MB / 0.8575 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.00024/1.76, allocations: 206.8 kB / 1.206 GB, free: 15.34 MB / 0.8575 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04975/1.81, allocations: 21.5 MB / 1.227 GB, free: 9.871 MB / 0.8731 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 0.1472/1.957, allocations: 60.28 MB / 1.286 GB, free: 14.77 MB / 0.9356 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.02775/1.985, allocations: 12.8 MB / 1.298 GB, free: 2.004 MB / 0.9356 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01866/2.004, allocations: 9.359 MB / 1.307 GB, free: 8.613 MB / 0.9512 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 0.3474/2.351, allocations: 29.41 MB / 1.336 GB, free: 474.3 MB / 0.9669 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.02333/2.374, allocations: 11.77 MB / 1.347 GB, free: 471.5 MB / 0.9669 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.02765/2.402, allocations: 8.181 MB / 1.355 GB, free: 470.9 MB / 0.9669 GB
Notification: Performance of pre-optimization done (n=548): time 3.393e-05/2.402, allocations: 2.25 kB / 1.355 GB, free: 470.9 MB / 0.9669 GB
Notification: Performance of matching and sorting (n=832): time 0.9646/3.367, allocations: 248.8 MB / 1.598 GB, free: 236.7 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 0.1011/3.468, allocations: 50.76 MB / 1.648 GB, free: 184.9 MB / 0.9669 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0241/3.492, allocations: 16.26 MB / 1.664 GB, free: 168.8 MB / 0.9669 GB
Notification: Performance of collectPreVariables (initialization): time 0.003878/3.496, allocations: 220.2 kB / 1.664 GB, free: 168.6 MB / 0.9669 GB
Notification: Performance of collectInitialEqns (initialization): time 0.007591/3.503, allocations: 7.815 MB / 1.672 GB, free: 160.9 MB / 0.9669 GB
Notification: Performance of collectInitialBindings (initialization): time 0.01153/3.515, allocations: 3.07 MB / 1.675 GB, free: 157.8 MB / 0.9669 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.01669/3.532, allocations: 3.915 MB / 1.678 GB, free: 153.9 MB / 0.9669 GB
Notification: Performance of setup shared object (initialization): time 3.989e-05/3.532, allocations: 305.1 kB / 1.679 GB, free: 153.6 MB / 0.9669 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0339/3.566, allocations: 24.2 MB / 1.702 GB, free: 129.4 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.03562/3.601, allocations: 29.94 MB / 1.732 GB, free: 97.66 MB / 0.9669 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.06792/3.669, allocations: 44.36 MB / 1.775 GB, free: 52.59 MB / 0.9669 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.226e-05/3.669, allocations: 12 kB / 1.775 GB, free: 52.58 MB / 0.9669 GB
Notification: Performance of matching and sorting (n=1284) (initialization): time 0.9291/4.598, allocations: 143.7 MB / 1.915 GB, free: 403.1 MB / 0.9669 GB
Notification: Performance of prepare postOptimizeDAE: time 8.169e-05/4.598, allocations: 58.33 kB / 1.915 GB, free: 403.1 MB / 0.9669 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.471e-05/4.598, allocations: 44 kB / 1.915 GB, free: 403 MB / 0.9669 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.5996/5.198, allocations: 125.3 MB / 2.038 GB, free: 278.7 MB / 0.9669 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0171/5.215, allocations: 3.027 MB / 2.041 GB, free: 275.6 MB / 0.9669 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1439/5.359, allocations: 85.93 MB / 2.125 GB, free: 189.7 MB / 0.9669 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2204/5.579, allocations: 10.69 MB / 2.135 GB, free: 179 MB / 0.9669 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006745/5.586, allocations: 1.609 MB / 2.137 GB, free: 177.4 MB / 0.9669 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04259/5.629, allocations: 27.24 MB / 2.163 GB, free: 150.1 MB / 0.9669 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0353/5.664, allocations: 29.31 MB / 2.192 GB, free: 119.1 MB / 0.9669 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.06072/5.725, allocations: 43.1 MB / 2.234 GB, free: 75.28 MB / 0.9669 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.263e-05/5.725, allocations: 12 kB / 2.234 GB, free: 75.27 MB / 0.9669 GB
Notification: Performance of matching and sorting (n=1284) (initialization_lambda0): time 0.9391/6.664, allocations: 141.5 MB / 2.372 GB, free: 403.9 MB / 0.9669 GB
Notification: Performance of prepare postOptimizeDAE: time 7.284e-05/6.664, allocations: 55.36 kB / 2.372 GB, free: 403.8 MB / 0.9669 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.41e-05/6.664, allocations: 42.75 kB / 2.372 GB, free: 403.8 MB / 0.9669 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.5945/7.259, allocations: 124 MB / 2.493 GB, free: 291.6 MB / 0.9669 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01565/7.274, allocations: 2.983 MB / 2.496 GB, free: 288.7 MB / 0.9669 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.156/7.43, allocations: 92.39 MB / 2.586 GB, free: 196.6 MB / 0.9669 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2226/7.653, allocations: 10.75 MB / 2.597 GB, free: 185.9 MB / 0.9669 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007316/7.66, allocations: 1.566 MB / 2.598 GB, free: 184.3 MB / 0.9669 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 199
 * 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 (828):
 * Single equations (assignments): 810
 * 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 0.008408/7.668, allocations: 0.6955 MB / 2.599 GB, free: 183.6 MB / 0.9669 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.00746/7.676, allocations: 1.644 MB / 2.601 GB, free: 182.9 MB / 0.9669 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2214/7.897, allocations: 69.78 MB / 2.669 GB, free: 113.2 MB / 0.9669 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2386/8.136, allocations: 80.88 MB / 2.748 GB, free: 32.29 MB / 0.9669 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001463/8.136, allocations: 32 kB / 2.748 GB, free: 32.26 MB / 0.9669 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.5514/8.687, allocations: 79.76 MB / 2.826 GB, free: 400.8 MB / 0.9669 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.3391/9.027, allocations: 161.2 MB / 2.983 GB, free: 263.9 MB / 0.9669 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.0001104/9.027, allocations: 4 kB / 2.983 GB, free: 263.9 MB / 0.9669 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01274/9.039, allocations: 2.308 MB / 2.985 GB, free: 261.5 MB / 0.9669 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.5686/9.608, allocations: 142 MB / 3.124 GB, free: 119.7 MB / 0.9669 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.003604/9.612, allocations: 0.7869 MB / 3.125 GB, free: 119 MB / 0.9669 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1243/9.736, allocations: 71.05 MB / 3.194 GB, free: 47.94 MB / 0.9669 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 + $cse422 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ;
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2.4.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.4.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
2 : valSouth2.4.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth2.4.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
3 : valSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
4 : tabsSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.8.port_b.p.$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 ;
  valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.4.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  -tabsSouth2.4.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.4.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -tabsSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable valSouth2.4.port_b.p.$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 - $cse422.$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 + $cse422.$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.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2.4.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.4.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
2 : valSouth2.4.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth2.4.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
3 : valSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
4 : tabsSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.8.port_b.p.$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 ;
  valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.4.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  -tabsSouth2.4.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.4.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -tabsSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable valSouth2.4.port_b.p.$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 - $cse422.$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 + $cse422.$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.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.402/10.14, allocations: 47.36 MB / 3.241 GB, free: 405.7 MB / 0.9669 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.2825/10.42, allocations: 117.9 MB / 3.356 GB, free: 365.5 MB / 0.9669 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.01872/10.44, allocations: 7.236 MB / 3.363 GB, free: 359.2 MB / 0.9669 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.006956/10.45, allocations: 188 kB / 3.363 GB, free: 359.1 MB / 0.9669 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.1189/10.57, allocations: 5.325 MB / 3.368 GB, free: 354.6 MB / 0.9669 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.005848/10.57, allocations: 1.134 MB / 3.369 GB, free: 353.4 MB / 0.9669 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.003866/10.57, allocations: 0.8806 MB / 3.37 GB, free: 352.5 MB / 0.9669 GB
Notification: Performance of sorting global known variables: time 0.01952/10.59, allocations: 11.18 MB / 3.381 GB, free: 341.4 MB / 0.9669 GB
Notification: Performance of sort global known variables: time 2.2e-07/10.59, allocations: 0 / 3.381 GB, free: 341.4 MB / 0.9669 GB
Notification: Performance of remove unused functions: time 0.1512/10.75, allocations: 79.88 MB / 3.459 GB, free: 261.7 MB / 0.9669 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 42 ($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 (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 0.006492/10.75, allocations: 1.747 MB / 3.461 GB, free: 260.4 MB / 0.9669 GB
Notification: Performance of simCode: created initialization part: time 0.1544/10.91, allocations: 91.56 MB / 3.55 GB, free: 168.8 MB / 0.9669 GB
Notification: Performance of simCode: created event and clocks part: time 9.928e-06/10.91, allocations: 6 kB / 3.55 GB, free: 168.8 MB / 0.9669 GB
Notification: Performance of simCode: created simulation system equations: time 0.07554/10.98, allocations: 31.74 MB / 3.581 GB, free: 137.1 MB / 0.9669 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.08118/11.06, allocations: 8.613 MB / 3.59 GB, free: 128.9 MB / 0.9669 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.07958/11.14, allocations: 58.64 MB / 3.647 GB, free: 70.28 MB / 0.9669 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0124/11.16, allocations: 10.64 MB / 3.657 GB, free: 59.58 MB / 0.9669 GB
Notification: Performance of simCode: alias equations: time 0.02843/11.18, allocations: 7.624 MB / 3.665 GB, free: 51.95 MB / 0.9669 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01553/11.2, allocations: 2.615 MB / 3.667 GB, free: 49.33 MB / 0.9669 GB
Notification: Performance of SimCode: time 1.623e-06/11.2, allocations: 4 kB / 3.667 GB, free: 49.33 MB / 0.9669 GB
Notification: Performance of Templates: time 1.838/13.04, allocations: 0.7521 GB / 4.419 GB, free: 180.6 MB / 0.9669 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=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Fluid.Examples.FlowSystem.Basic.pipe 2>&1) [Timeout 480]
[Calling os._exit(0), Time elapsed: 35.84662564843893]
Failed to read output from testmodel.py, exit status != 0:
13.047263607382774 13.05558743 11.48428591
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f4c18fed1e0>