Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Fluid.Examples.FlowSystem.Basic.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001176/0.001176, allocations: 114.6 kB / 19.69 MB, free: 2.199 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001213/0.001213, allocations: 192.3 kB / 22.98 MB, free: 5.059 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.347/1.347, allocations: 225.6 MB / 251.8 MB, free: 13 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.8926/0.8926, allocations: 149.6 MB / 456.6 MB, free: 1.168 MB / 350.1 MB
"
[Timeout remaining time 179]
Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: translateModel(IBPSA.Fluid.Examples.FlowSystem.Basic,tolerance=1e-06,outputFormat="empty",numberOfIntervals=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 0.001857/0.001857, allocations: 64.12 kB / 0.6329 GB, free: 8.945 MB / 462.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1591/0.1609, allocations: 87.87 MB / 0.7187 GB, free: 0.9922 MB / 0.5294 GB
Notification: Performance of NFInst.instantiate(IBPSA.Fluid.Examples.FlowSystem.Basic): time 0.655/0.8159, allocations: 363.8 MB / 1.074 GB, free: 2.527 MB / 0.8419 GB
Notification: Performance of NFInst.instExpressions: time 0.5401/1.356, allocations: 76.11 MB / 1.148 GB, free: 56.06 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.01653/1.372, allocations: 0.5846 MB / 1.149 GB, free: 56.06 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.01656/1.389, allocations: 6.708 MB / 1.155 GB, free: 55.94 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.04024/1.429, allocations: 14.9 MB / 1.17 GB, free: 55.39 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.02475/1.454, allocations: 10.61 MB / 1.18 GB, free: 53.55 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.05893/1.513, allocations: 56.54 MB / 1.236 GB, free: 17.57 MB / 0.8419 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.01864/1.532, allocations: 15.48 MB / 1.251 GB, free: 2.703 MB / 0.8419 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.03911/1.571, allocations: 17.74 MB / 1.268 GB, free: 1.93 MB / 0.8575 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.03138/1.602, allocations: 16.37 MB / 1.284 GB, free: 2.672 MB / 0.8731 GB
Notification: Performance of NFPackage.collectConstants: time 0.008112/1.61, allocations: 1.902 MB / 1.286 GB, free: 0.7695 MB / 0.8731 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.02151/1.632, allocations: 6.152 MB / 1.292 GB, free: 10.9 MB / 0.8888 GB
Notification: Performance of NFScalarize.scalarize: time 0.01029/1.642, allocations: 6.315 MB / 1.298 GB, free: 4.82 MB / 0.8888 GB
Notification: Performance of NFVerifyModel.verify: time 0.02815/1.67, allocations: 10.84 MB / 1.309 GB, free: 10.2 MB / 0.9044 GB
Notification: Performance of NFConvertDAE.convert: time 0.05354/1.724, allocations: 30.11 MB / 1.338 GB, free: 13.22 MB / 0.9356 GB
Notification: Performance of FrontEnd - DAE generated: time 6.362e-06/1.724, allocations: 0 / 1.338 GB, free: 13.22 MB / 0.9356 GB
Notification: Performance of FrontEnd: time 1.863e-06/1.724, allocations: 0 / 1.338 GB, free: 13.22 MB / 0.9356 GB
Notification: Performance of Transformations before backend: time 0.0009747/1.725, allocations: 0 / 1.338 GB, free: 13.22 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 0.06243/1.787, allocations: 20.84 MB / 1.358 GB, free: 8.469 MB / 0.9513 GB
Notification: Performance of prepare preOptimizeDAE: time 4.206e-05/1.787, allocations: 12.62 kB / 1.358 GB, free: 8.457 MB / 0.9513 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01864/1.806, allocations: 3.193 MB / 1.361 GB, free: 5.25 MB / 0.9513 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.04749/1.853, allocations: 20.26 MB / 1.381 GB, free: 1.254 MB / 0.9669 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0007786/1.854, allocations: 0.6505 MB / 1.382 GB, free: 0.6055 MB / 0.9669 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.004316/1.858, allocations: 0.9047 MB / 1.383 GB, free: 15.7 MB / 0.9825 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.04184/1.9, allocations: 17.3 MB / 1.4 GB, free: 14.19 MB / 0.9981 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0002215/1.9, allocations: 7.938 kB / 1.4 GB, free: 14.18 MB / 0.9981 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00266/1.903, allocations: 319.9 kB / 1.4 GB, free: 13.87 MB / 0.9981 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001987/1.903, allocations: 211.9 kB / 1.4 GB, free: 13.66 MB / 0.9981 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04244/1.946, allocations: 21.51 MB / 1.421 GB, free: 8.133 MB / 1.014 GB
Warning: The model contains alias variables with redundant start and/or conflicting nominal values. It is recommended to resolve the conflicts, because otherwise the system could be hard to solve. To print the conflicting alias sets and the chosen candidates please use -d=aliasConflicts.
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.4769/2.423, allocations: 79.86 MB / 1.499 GB, free: 450.9 MB / 1.045 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.02155/2.444, allocations: 12.81 MB / 1.512 GB, free: 445.4 MB / 1.045 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01396/2.458, allocations: 9.378 MB / 1.521 GB, free: 440.4 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 0.06298/2.521, allocations: 32.5 MB / 1.553 GB, free: 418.3 MB / 1.045 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01664/2.538, allocations: 10.82 MB / 1.563 GB, free: 411.4 MB / 1.045 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.02424/2.562, allocations: 8.247 MB / 1.571 GB, free: 404.2 MB / 1.045 GB
Notification: Performance of pre-optimization done (n=548): time 2.961e-05/2.562, allocations: 0 / 1.571 GB, free: 404.2 MB / 1.045 GB
Notification: Performance of matching and sorting (n=832): time 0.8313/3.393, allocations: 248.6 MB / 1.814 GB, free: 156.5 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 0.09321/3.487, allocations: 51.74 MB / 1.865 GB, free: 103.6 MB / 1.045 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.02123/3.508, allocations: 16.85 MB / 1.881 GB, free: 86.86 MB / 1.045 GB
Notification: Performance of collectPreVariables (initialization): time 0.003782/3.512, allocations: 233.7 kB / 1.881 GB, free: 86.62 MB / 1.045 GB
Notification: Performance of collectInitialEqns (initialization): time 0.005972/3.518, allocations: 7.471 MB / 1.889 GB, free: 79.18 MB / 1.045 GB
Notification: Performance of collectInitialBindings (initialization): time 0.009278/3.527, allocations: 3.119 MB / 1.892 GB, free: 76.1 MB / 1.045 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.01181/3.539, allocations: 4.396 MB / 1.896 GB, free: 71.69 MB / 1.045 GB
Notification: Performance of setup shared object (initialization): time 4.143e-05/3.539, allocations: 301.1 kB / 1.896 GB, free: 71.39 MB / 1.045 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.03139/3.57, allocations: 25.08 MB / 1.921 GB, free: 46.27 MB / 1.045 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.03221/3.602, allocations: 27.92 MB / 1.948 GB, free: 17.31 MB / 1.045 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.4005/4.003, allocations: 46 MB / 1.993 GB, free: 422.5 MB / 1.045 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.609e-05/4.003, allocations: 13.59 kB / 1.993 GB, free: 422.5 MB / 1.045 GB
Notification: Performance of matching and sorting (n=1548) (initialization): time 0.5421/4.545, allocations: 145.7 MB / 2.135 GB, free: 330.8 MB / 1.045 GB
Notification: Performance of prepare postOptimizeDAE: time 7.884e-05/4.545, allocations: 53.7 kB / 2.135 GB, free: 330.7 MB / 1.045 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.364e-05/4.545, allocations: 48.16 kB / 2.135 GB, free: 330.7 MB / 1.045 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.5071/5.052, allocations: 125.4 MB / 2.258 GB, free: 205.7 MB / 1.045 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01571/5.068, allocations: 3.232 MB / 2.261 GB, free: 202.4 MB / 1.045 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1269/5.195, allocations: 86.78 MB / 2.346 GB, free: 115.6 MB / 1.045 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1644/5.359, allocations: 10.72 MB / 2.356 GB, free: 104.9 MB / 1.045 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.005658/5.365, allocations: 1.655 MB / 2.358 GB, free: 103.3 MB / 1.045 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.03671/5.402, allocations: 28.08 MB / 2.385 GB, free: 75.14 MB / 1.045 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03149/5.433, allocations: 27.3 MB / 2.412 GB, free: 46.8 MB / 1.045 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.4321/5.865, allocations: 44.76 MB / 2.456 GB, free: 411.8 MB / 1.045 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 6.567e-05/5.865, allocations: 12.22 kB / 2.456 GB, free: 411.8 MB / 1.045 GB
Notification: Performance of matching and sorting (n=1548) (initialization_lambda0): time 0.5363/6.402, allocations: 143.5 MB / 2.596 GB, free: 345 MB / 1.045 GB
Notification: Performance of prepare postOptimizeDAE: time 6.217e-05/6.402, allocations: 57.89 kB / 2.596 GB, free: 344.9 MB / 1.045 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.474e-05/6.402, allocations: 44 kB / 2.596 GB, free: 344.9 MB / 1.045 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.5029/6.905, allocations: 124.1 MB / 2.717 GB, free: 221.1 MB / 1.045 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01559/6.92, allocations: 3.178 MB / 2.72 GB, free: 218 MB / 1.045 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1442/7.064, allocations: 93.71 MB / 2.812 GB, free: 124.5 MB / 1.045 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1642/7.229, allocations: 10.78 MB / 2.822 GB, free: 113.8 MB / 1.045 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.005814/7.234, allocations: 1.628 MB / 2.824 GB, free: 112.1 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 0.006536/7.241, allocations: 0.7156 MB / 2.824 GB, free: 111.4 MB / 1.045 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.006442/7.247, allocations: 1.613 MB / 2.826 GB, free: 110.7 MB / 1.045 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.1933/7.441, allocations: 69.72 MB / 2.894 GB, free: 41.14 MB / 1.045 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.6488/8.089, allocations: 80.87 MB / 2.973 GB, free: 395 MB / 1.045 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001448/8.09, allocations: 29.78 kB / 2.973 GB, free: 395 MB / 1.045 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2058/8.295, allocations: 79.75 MB / 3.051 GB, free: 363.1 MB / 1.045 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.329/8.624, allocations: 207.6 MB / 3.254 GB, free: 155.8 MB / 1.045 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.899e-05/8.624, allocations: 7.969 kB / 3.254 GB, free: 155.7 MB / 1.045 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0114/8.636, allocations: 2.296 MB / 3.256 GB, free: 153.4 MB / 1.045 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.9081/9.544, allocations: 142.1 MB / 3.395 GB, free: 390.8 MB / 1.045 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004156/9.548, allocations: 0.7843 MB / 3.395 GB, free: 390.8 MB / 1.045 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1164/9.665, allocations: 71.65 MB / 3.465 GB, free: 374.8 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.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.08019/9.745, allocations: 48.17 MB / 3.512 GB, free: 352.3 MB / 1.045 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.261/10.01, allocations: 117.8 MB / 3.628 GB, free: 252.4 MB / 1.045 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.02122/10.03, allocations: 7.298 MB / 3.635 GB, free: 246 MB / 1.045 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.008694/10.04, allocations: 188 kB / 3.635 GB, free: 245.8 MB / 1.045 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.09067/10.13, allocations: 5.335 MB / 3.64 GB, free: 240.5 MB / 1.045 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.005301/10.13, allocations: 1.13 MB / 3.641 GB, free: 239.3 MB / 1.045 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.002628/10.13, allocations: 0.8767 MB / 3.642 GB, free: 238.4 MB / 1.045 GB
Notification: Performance of sorting global known variables: time 0.01592/10.15, allocations: 11.52 MB / 3.653 GB, free: 227 MB / 1.045 GB
Notification: Performance of sort global known variables: time 9e-08/10.15, allocations: 0 / 3.653 GB, free: 227 MB / 1.045 GB
Notification: Performance of remove unused functions: time 0.1336/10.28, allocations: 80.24 MB / 3.732 GB, free: 146.9 MB / 1.045 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 42 ($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 0.005605/10.29, allocations: 1.905 MB / 3.734 GB, free: 145.2 MB / 1.045 GB
Notification: Performance of simCode: created initialization part: time 0.1348/10.42, allocations: 93.7 MB / 3.825 GB, free: 51.4 MB / 1.045 GB
Notification: Performance of simCode: created event and clocks part: time 9.458e-06/10.42, allocations: 8.062 kB / 3.825 GB, free: 51.39 MB / 1.045 GB
Notification: Performance of simCode: created simulation system equations: time 0.06161/10.49, allocations: 31.77 MB / 3.856 GB, free: 19.61 MB / 1.045 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.06711/10.55, allocations: 8.22 MB / 3.864 GB, free: 11.61 MB / 1.045 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.7368/11.29, allocations: 58.76 MB / 3.921 GB, free: 393.9 MB / 1.045 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.01735/11.31, allocations: 10.78 MB / 3.932 GB, free: 392.6 MB / 1.045 GB
Notification: Performance of simCode: alias equations: time 0.03263/11.34, allocations: 7.717 MB / 3.94 GB, free: 392.3 MB / 1.045 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01461/11.35, allocations: 2.579 MB / 3.942 GB, free: 392.3 MB / 1.045 GB
Notification: Performance of SimCode: time 1.472e-06/11.35, allocations: 0 / 3.942 GB, free: 392.3 MB / 1.045 GB
Notification: Performance of Templates: time 1.384/12.74, allocations: 0.7614 GB / 4.703 GB, free: 107.4 MB / 1.045 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: 34.95915412902832]
Failed to read output from testmodel.py, exit status != 0:
12.74860822968185 12.756695634 11.030440243
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f08f934d7b0>