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 0.001426/0.001426, allocations: 105 kB / 20.44 MB, free: 1.504 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 0.001762/0.001762, allocations: 209.4 kB / 23.76 MB, free: 4.727 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 1.488/1.488, allocations: 230.6 MB / 257.5 MB, free: 8.004 MB / 206.1 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 0.9856/0.9856, allocations: 150 MB / 463.9 MB, free: 10.47 MB / 366.1 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: IBPSA requested package Modelica of version 4.0.0. Modelica 4.1.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.002276/0.002276, allocations: 70.2 kB / 0.6425 GB, free: 9.844 MB / 478.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1848/0.187, allocations: 89.16 MB / 0.7296 GB, free: 0.7383 MB / 0.545 GB
Notification: Performance of NFInst.instantiate(IBPSA.Fluid.Examples.FlowSystem.Basic): time 1.359/1.546, allocations: 365.2 MB / 1.086 GB, free: 56.41 MB / 0.8419 GB
Notification: Performance of NFInst.instExpressions: time 0.1101/1.656, allocations: 76.21 MB / 1.161 GB, free: 55.39 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.01899/1.675, allocations: 0.5988 MB / 1.161 GB, free: 55.39 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.02097/1.696, allocations: 6.708 MB / 1.168 GB, free: 55.27 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.04643/1.743, allocations: 14.95 MB / 1.182 GB, free: 54.72 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.02765/1.77, allocations: 10.63 MB / 1.193 GB, free: 49.5 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.07165/1.842, allocations: 56.57 MB / 1.248 GB, free: 10.02 MB / 0.8419 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.02851/1.871, allocations: 15.51 MB / 1.263 GB, free: 11.13 MB / 0.8575 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.04793/1.918, allocations: 17.85 MB / 1.281 GB, free: 10.25 MB / 0.8731 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.03513/1.954, allocations: 16.38 MB / 1.297 GB, free: 10.97 MB / 0.8887 GB
Notification: Performance of NFPackage.collectConstants: time 0.009473/1.963, allocations: 1.902 MB / 1.298 GB, free: 9.07 MB / 0.8887 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0259/1.989, allocations: 6.35 MB / 1.305 GB, free: 2.996 MB / 0.8887 GB
Notification: Performance of NFScalarize.scalarize: time 0.01315/2.002, allocations: 6.326 MB / 1.311 GB, free: 12.91 MB / 0.9044 GB
Notification: Performance of NFVerifyModel.verify: time 0.02772/2.03, allocations: 10.86 MB / 1.321 GB, free: 2.238 MB / 0.9044 GB
Notification: Performance of NFConvertDAE.convert: time 0.06418/2.094, allocations: 30.43 MB / 1.351 GB, free: 4.98 MB / 0.9356 GB
Notification: Performance of FrontEnd - DAE generated: time 8.726e-06/2.094, allocations: 4 kB / 1.351 GB, free: 4.977 MB / 0.9356 GB
Notification: Performance of FrontEnd: time 1.804e-06/2.094, allocations: 0 / 1.351 GB, free: 4.977 MB / 0.9356 GB
Notification: Performance of Transformations before backend: time 0.001172/2.095, allocations: 0 / 1.351 GB, free: 4.977 MB / 0.9356 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 0.07721/2.172, allocations: 20.93 MB / 1.372 GB, free: 132 kB / 0.9512 GB
Notification: Performance of prepare preOptimizeDAE: time 5.008e-05/2.172, allocations: 11.97 kB / 1.372 GB, free: 120 kB / 0.9512 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01984/2.192, allocations: 3.224 MB / 1.375 GB, free: 12.88 MB / 0.9669 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.05767/2.25, allocations: 20.41 MB / 1.395 GB, free: 8.738 MB / 0.9825 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.001016/2.251, allocations: 0.6541 MB / 1.395 GB, free: 8.086 MB / 0.9825 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.005548/2.257, allocations: 0.9015 MB / 1.396 GB, free: 7.188 MB / 0.9825 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.05081/2.307, allocations: 17.28 MB / 1.413 GB, free: 5.68 MB / 0.9981 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0004376/2.308, allocations: 11.88 kB / 1.413 GB, free: 5.668 MB / 0.9981 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00426/2.312, allocations: 322.4 kB / 1.413 GB, free: 5.355 MB / 0.9981 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002717/2.312, allocations: 200 kB / 1.414 GB, free: 5.16 MB / 0.9981 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0513/2.364, allocations: 21.53 MB / 1.435 GB, free: 15.61 MB / 1.029 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 0.6033/2.967, allocations: 79.89 MB / 1.513 GB, free: 434.1 MB / 1.045 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.02797/2.995, allocations: 12.81 MB / 1.525 GB, free: 428.6 MB / 1.045 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01699/3.012, allocations: 9.375 MB / 1.534 GB, free: 423.6 MB / 1.045 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 0.08271/3.095, allocations: 32.48 MB / 1.566 GB, free: 401.5 MB / 1.045 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.02183/3.116, allocations: 10.82 MB / 1.577 GB, free: 395 MB / 1.045 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.03038/3.147, allocations: 8.243 MB / 1.585 GB, free: 388.8 MB / 1.045 GB
Notification: Performance of pre-optimization done (n=548): time 5.434e-05/3.147, allocations: 0 / 1.585 GB, free: 388.8 MB / 1.045 GB
Notification: Performance of matching and sorting (n=832): time 0.9198/4.067, allocations: 248.7 MB / 1.827 GB, free: 140.7 MB / 1.045 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 0.1134/4.18, allocations: 51.72 MB / 1.878 GB, free: 87.88 MB / 1.045 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.03553/4.216, allocations: 16.97 MB / 1.895 GB, free: 70.98 MB / 1.045 GB
Notification: Performance of collectPreVariables (initialization): time 0.0052/4.221, allocations: 225.8 kB / 1.895 GB, free: 70.75 MB / 1.045 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00934/4.23, allocations: 7.475 MB / 1.902 GB, free: 63.3 MB / 1.045 GB
Notification: Performance of collectInitialBindings (initialization): time 0.01172/4.242, allocations: 3.13 MB / 1.905 GB, free: 60.21 MB / 1.045 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.01953/4.261, allocations: 4.392 MB / 1.909 GB, free: 55.8 MB / 1.045 GB
Notification: Performance of setup shared object (initialization): time 4.52e-05/4.261, allocations: 301.1 kB / 1.91 GB, free: 55.51 MB / 1.045 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.03579/4.297, allocations: 25.09 MB / 1.934 GB, free: 30.39 MB / 1.045 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.03916/4.336, allocations: 27.92 MB / 1.961 GB, free: 1.43 MB / 1.045 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.564/4.9, allocations: 46 MB / 2.006 GB, free: 410 MB / 1.045 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.507e-05/4.9, allocations: 19.56 kB / 2.006 GB, free: 410 MB / 1.045 GB
Notification: Performance of matching and sorting (n=1548) (initialization): time 0.5815/5.482, allocations: 145.8 MB / 2.149 GB, free: 307.7 MB / 1.045 GB
Notification: Performance of prepare postOptimizeDAE: time 7.953e-05/5.482, allocations: 49.7 kB / 2.149 GB, free: 307.6 MB / 1.045 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.608e-05/5.482, allocations: 44 kB / 2.149 GB, free: 307.6 MB / 1.045 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.5386/6.021, allocations: 125.4 MB / 2.271 GB, free: 182.5 MB / 1.045 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01649/6.037, allocations: 3.221 MB / 2.274 GB, free: 179.3 MB / 1.045 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1416/6.179, allocations: 86.78 MB / 2.359 GB, free: 92.52 MB / 1.045 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1689/6.348, allocations: 10.72 MB / 2.37 GB, free: 81.8 MB / 1.045 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007566/6.355, allocations: 1.656 MB / 2.371 GB, free: 80.14 MB / 1.045 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04408/6.399, allocations: 28.1 MB / 2.399 GB, free: 52.01 MB / 1.045 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03552/6.435, allocations: 27.3 MB / 2.425 GB, free: 23.66 MB / 1.045 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.5474/6.982, allocations: 44.76 MB / 2.469 GB, free: 401.5 MB / 1.045 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.45e-05/6.982, allocations: 11.56 kB / 2.469 GB, free: 401.5 MB / 1.045 GB
Notification: Performance of matching and sorting (n=1548) (initialization_lambda0): time 0.5739/7.556, allocations: 143.6 MB / 2.609 GB, free: 308.3 MB / 1.045 GB
Notification: Performance of prepare postOptimizeDAE: time 7.597e-05/7.556, allocations: 53.69 kB / 2.609 GB, free: 308.3 MB / 1.045 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.381e-05/7.556, allocations: 48 kB / 2.609 GB, free: 308.2 MB / 1.045 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.5275/8.084, allocations: 124.1 MB / 2.731 GB, free: 184.5 MB / 1.045 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01544/8.099, allocations: 3.181 MB / 2.734 GB, free: 181.3 MB / 1.045 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1551/8.254, allocations: 93.72 MB / 2.825 GB, free: 87.91 MB / 1.045 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1651/8.419, allocations: 10.79 MB / 2.836 GB, free: 77.11 MB / 1.045 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007139/8.427, allocations: 1.617 MB / 2.837 GB, free: 75.49 MB / 1.045 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 (964):
 * Single equations (assignments): 942
 * 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 0.009643/8.436, allocations: 0.7303 MB / 2.838 GB, free: 74.78 MB / 1.045 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0099/8.446, allocations: 1.624 MB / 2.84 GB, free: 74.08 MB / 1.045 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.7274/9.173, allocations: 69.7 MB / 2.908 GB, free: 393.3 MB / 1.045 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2362/9.41, allocations: 80.89 MB / 2.987 GB, free: 381.2 MB / 1.045 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0002569/9.41, allocations: 29.25 kB / 2.987 GB, free: 381.2 MB / 1.045 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2186/9.629, allocations: 79.76 MB / 3.065 GB, free: 313.9 MB / 1.045 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.3629/9.991, allocations: 207.6 MB / 3.267 GB, free: 106.4 MB / 1.045 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.0001281/9.992, allocations: 0 / 3.267 GB, free: 106.4 MB / 1.045 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01228/10, allocations: 2.308 MB / 3.27 GB, free: 104.1 MB / 1.045 GB
Notification: Performance of postOpt tearingSystem (simulation): time 1.011/11.01, allocations: 142.1 MB / 3.408 GB, free: 370.5 MB / 1.045 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004797/11.02, allocations: 0.7877 MB / 3.409 GB, free: 370.5 MB / 1.045 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1322/11.15, allocations: 71.64 MB / 3.479 GB, free: 352.9 MB / 1.045 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.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.09559/11.25, allocations: 48.18 MB / 3.526 GB, free: 306 MB / 1.045 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.2692/11.52, allocations: 117.9 MB / 3.641 GB, free: 189.1 MB / 1.045 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.02477/11.54, allocations: 7.31 MB / 3.648 GB, free: 182.4 MB / 1.045 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.009835/11.55, allocations: 180 kB / 3.649 GB, free: 182.3 MB / 1.045 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.09728/11.65, allocations: 5.345 MB / 3.654 GB, free: 176.9 MB / 1.045 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.007801/11.66, allocations: 1.134 MB / 3.655 GB, free: 175.8 MB / 1.045 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.006044/11.66, allocations: 0.8689 MB / 3.656 GB, free: 174.9 MB / 1.045 GB
Notification: Performance of sorting global known variables: time 0.02369/11.69, allocations: 11.6 MB / 3.667 GB, free: 163.4 MB / 1.045 GB
Notification: Performance of sort global known variables: time 3.21e-07/11.69, allocations: 0 / 3.667 GB, free: 163.4 MB / 1.045 GB
Notification: Performance of remove unused functions: time 0.1566/11.84, allocations: 80.25 MB / 3.745 GB, free: 83.11 MB / 1.045 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 42 ($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 0.007803/11.85, allocations: 1.855 MB / 3.747 GB, free: 81.4 MB / 1.045 GB
Notification: Performance of simCode: created initialization part: time 0.6363/12.49, allocations: 93.67 MB / 3.839 GB, free: 407 MB / 1.045 GB
Notification: Performance of simCode: created event and clocks part: time 1.435e-05/12.49, allocations: 3.469 kB / 3.839 GB, free: 407 MB / 1.045 GB
Notification: Performance of simCode: created simulation system equations: time 0.07461/12.56, allocations: 31.77 MB / 3.87 GB, free: 403.9 MB / 1.045 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.07738/12.64, allocations: 8.242 MB / 3.878 GB, free: 401.8 MB / 1.045 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.1038/12.74, allocations: 59.43 MB / 3.936 GB, free: 373.4 MB / 1.045 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.01899/12.76, allocations: 10.57 MB / 3.946 GB, free: 364.4 MB / 1.045 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01639/12.78, allocations: 2.64 MB / 3.949 GB, free: 361.8 MB / 1.045 GB
Notification: Performance of SimCode: time 2.454e-06/12.78, allocations: 0 / 3.949 GB, free: 361.8 MB / 1.045 GB
Notification: Performance of Templates: time 4.462/17.24, allocations: 1.691 GB / 5.64 GB, free: 347.8 MB / 1.045 GB
"
[Timeout remaining time 643]
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: 108.80178288579918]
Failed to read output from testmodel.py, exit status != 0:
17.25162592995912 17.262668322 15.165671865
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f1cadbf2ce0>