Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false)
Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo)
Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-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(BuildingSystems.Fluid.Examples.FlowSystem.Basic,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic")
translateModel(BuildingSystems.Fluid.Examples.FlowSystem.Basic,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.00579/0.00579, allocations: 103.5 kB / 15.73 MB, free: 6.492 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001327/0.001327, allocations: 188.1 kB / 16.67 MB, free: 6.379 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.404/1.404, allocations: 222.9 MB / 240.4 MB, free: 4.32 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002243/0.002243, allocations: 279.1 kB / 290.8 MB, free: 1.918 MB / 238.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9629/0.9629, allocations: 169.3 MB / 0.4983 GB, free: 13.78 MB / 382.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.002418/0.002418, allocations: 92.14 kB / 0.6814 GB, free: 15.46 MB / 494.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.182/0.1844, allocations: 86.98 MB / 0.7664 GB, free: 8.402 MB / 0.5606 GB
Notification: Performance of NFInst.instantiate(BuildingSystems.Fluid.Examples.FlowSystem.Basic): time 1.122/1.307, allocations: 357.6 MB / 1.116 GB, free: 56.78 MB / 0.8419 GB
Notification: Performance of NFInst.instExpressions: time 0.09652/1.403, allocations: 75.87 MB / 1.19 GB, free: 55.71 MB / 0.8419 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.01544/1.419, allocations: 432.1 kB / 1.19 GB, free: 55.71 MB / 0.8419 GB
Notification: Performance of NFTyping.typeComponents: time 0.0178/1.437, allocations: 6.422 MB / 1.196 GB, free: 55.59 MB / 0.8419 GB
Notification: Performance of NFTyping.typeBindings: time 0.03814/1.475, allocations: 14.1 MB / 1.21 GB, free: 52.09 MB / 0.8419 GB
Notification: Performance of NFTyping.typeClassSections: time 0.02355/1.498, allocations: 10.19 MB / 1.22 GB, free: 45.89 MB / 0.8419 GB
Notification: Performance of NFFlatten.flatten: time 0.08441/1.583, allocations: 74.52 MB / 1.293 GB, free: 2.371 MB / 0.8575 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.02842/1.611, allocations: 20.08 MB / 1.313 GB, free: 14.86 MB / 0.8887 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.03437/1.646, allocations: 17.55 MB / 1.33 GB, free: 14.26 MB / 0.9044 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.03043/1.676, allocations: 16.48 MB / 1.346 GB, free: 14.95 MB / 0.92 GB
Notification: Performance of NFPackage.collectConstants: time 0.008661/1.685, allocations: 1.99 MB / 1.348 GB, free: 12.96 MB / 0.92 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.02183/1.707, allocations: 6.074 MB / 1.354 GB, free: 7.156 MB / 0.92 GB
Notification: Performance of NFScalarize.scalarize: time 0.01044/1.717, allocations: 6.558 MB / 1.36 GB, free: 0.832 MB / 0.92 GB
Notification: Performance of NFVerifyModel.verify: time 0.02041/1.738, allocations: 11.26 MB / 1.371 GB, free: 5.762 MB / 0.9356 GB
Notification: Performance of NFConvertDAE.convert: time 0.04807/1.786, allocations: 31.31 MB / 1.402 GB, free: 7.559 MB / 0.9669 GB
Notification: Performance of FrontEnd - DAE generated: time 5.31e-06/1.786, allocations: 0 / 1.402 GB, free: 7.559 MB / 0.9669 GB
Notification: Performance of FrontEnd: time 1.793e-06/1.786, allocations: 4 kB / 1.402 GB, free: 7.555 MB / 0.9669 GB
Notification: Performance of Transformations before backend: time 0.0008124/1.787, allocations: 0 / 1.402 GB, free: 7.555 MB / 0.9669 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 2045
 * Number of variables: 2045
Notification: Performance of Generate backend data structure: time 0.06589/1.853, allocations: 23.96 MB / 1.425 GB, free: 15.63 MB / 0.9981 GB
Notification: Performance of prepare preOptimizeDAE: time 4.332e-05/1.853, allocations: 12.62 kB / 1.425 GB, free: 15.62 MB / 0.9981 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01705/1.87, allocations: 3.204 MB / 1.428 GB, free: 12.39 MB / 0.9981 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.04671/1.916, allocations: 20.89 MB / 1.449 GB, free: 7.801 MB / 1.014 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000708/1.917, allocations: 0.6772 MB / 1.449 GB, free: 7.129 MB / 1.014 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.004171/1.921, allocations: 0.9574 MB / 1.45 GB, free: 6.18 MB / 1.014 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.03779/1.959, allocations: 17.24 MB / 1.467 GB, free: 4.742 MB / 1.029 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0002636/1.959, allocations: 15.88 kB / 1.467 GB, free: 4.727 MB / 1.029 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.002644/1.962, allocations: 326.3 kB / 1.467 GB, free: 4.414 MB / 1.029 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003715/1.963, allocations: 367.4 kB / 1.468 GB, free: 4.055 MB / 1.029 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.9573/2.92, allocations: 21.62 MB / 1.489 GB, free: 186.9 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 0.1277/3.048, allocations: 82.1 MB / 1.569 GB, free: 156.2 MB / 1.029 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.02115/3.069, allocations: 13.6 MB / 1.582 GB, free: 152.2 MB / 1.029 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.013/3.082, allocations: 10.29 MB / 1.592 GB, free: 146.4 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 evalFunc (simulation): time 0.05936/3.141, allocations: 36.14 MB / 1.628 GB, free: 112.6 MB / 1.029 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01491/3.156, allocations: 10.47 MB / 1.638 GB, free: 102 MB / 1.029 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.01951/3.176, allocations: 5.825 MB / 1.644 GB, free: 96.69 MB / 1.029 GB
Notification: Performance of pre-optimization done (n=612): time 3.133e-05/3.176, allocations: 4.547 kB / 1.644 GB, free: 96.69 MB / 1.029 GB
Notification: Performance of matching and sorting (n=928): time 1.019/4.195, allocations: 249.2 MB / 1.887 GB, free: 7.098 MB / 1.186 GB
Warning: The linear system: 
1 : valNorth2[7].dp = valNorth2[2].port_a.p - valNorth2[7].port_b.p
2 : valNorth2[5].dp = valNorth2[2].port_a.p - valNorth2[5].port_b.p
3 : tabsNorth2[5].dp = valNorth2[5].port_b.p - tabsSouth1[1].port_b.p
4 : tabsNorth2[7].dp = valNorth2[7].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
]
  *
[
  valNorth2[7].port_b.p ;
  tabsSouth1[1].port_b.p ;
  valNorth2[5].port_b.p ;
  valNorth2[2].port_a.p
]
  =
[
  -valNorth2[7].dp ;
  -valNorth2[5].dp ;
  -tabsNorth2[5].dp ;
  -tabsNorth2[7].dp
]
 might be structurally or numerically singular for variable valNorth2[2].port_a.p since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
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[2].m_flow ;
  tabsSouth1[1].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[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valNorth2[7].dp = valNorth2[2].port_a.p - valNorth2[7].port_b.p
2 : tabsNorth2[7].dp = valNorth2[7].port_b.p - tabsSouth1[1].port_b.p
3 : tabsNorth2[5].dp = valNorth2[5].port_b.p - tabsSouth1[1].port_b.p
4 : valNorth2[5].dp = valNorth2[2].port_a.p - valNorth2[5].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
]
  *
[
  valNorth2[2].port_a.p ;
  valNorth2[5].port_b.p ;
  tabsSouth1[1].port_b.p ;
  valNorth2[7].port_b.p
]
  =
[
  -valNorth2[7].dp ;
  -tabsNorth2[7].dp ;
  -tabsNorth2[5].dp ;
  -valNorth2[5].dp
]
 might be structurally or numerically singular for variable valNorth2[7].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 : 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[1].m_flow ;
  tabsSouth1[2].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[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0
2 : tabsNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0
3 : tabsNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0
4 : valNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0
[
  -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
]
  *
[
  valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0
]
  =
[
  -valNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  -tabsNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  -tabsNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  -valNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0
]
 might be structurally or numerically singular for variable valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valCoo.m_flow.$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.
Warning: The linear system: 
1 : valNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0
2 : valNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0
3 : tabsNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0
4 : tabsNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0
[
  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
]
  *
[
  valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  valNorth2.5.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0
]
  =
[
  -valNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  -valNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  -tabsNorth2.5.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  -tabsNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0
]
 might be structurally or numerically singular for variable valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valCoo.m_flow.$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.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0
[
  -1.0 , -1.0 ;
  1.0 , 1.0
]
  *
[
  tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  tabsSouth1.1.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.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsSouth1[3].m_flow.SeedStateSetJac0) - tabsSouth1[4].m_flow.SeedStateSetJac0
]
 might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of inlineWhenForInitialization (initialization): time 0.8336/5.029, allocations: 59.25 MB / 1.945 GB, free: 0.5234 GB / 1.186 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.03623/5.065, allocations: 17.73 MB / 1.962 GB, free: 0.5179 GB / 1.186 GB
Notification: Performance of collectPreVariables (initialization): time 0.004608/5.07, allocations: 246.1 kB / 1.962 GB, free: 0.5177 GB / 1.186 GB
Notification: Performance of collectInitialEqns (initialization): time 0.008978/5.079, allocations: 7.666 MB / 1.97 GB, free: 0.5131 GB / 1.186 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0109/5.089, allocations: 3.348 MB / 1.973 GB, free: 0.5114 GB / 1.186 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.01221/5.102, allocations: 4.596 MB / 1.978 GB, free: 0.5104 GB / 1.186 GB
Notification: Performance of setup shared object (initialization): time 4.179e-05/5.102, allocations: 302.8 kB / 1.978 GB, free: 0.5101 GB / 1.186 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.03599/5.138, allocations: 25.89 MB / 2.003 GB, free: 0.503 GB / 1.186 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.03777/5.176, allocations: 28.8 MB / 2.031 GB, free: 497.2 MB / 1.186 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0683/5.244, allocations: 47.24 MB / 2.077 GB, free: 449.4 MB / 1.186 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.975e-05/5.244, allocations: 19.94 kB / 2.077 GB, free: 449.4 MB / 1.186 GB
Notification: Performance of matching and sorting (n=1676) (initialization): time 0.6255/5.87, allocations: 148.1 MB / 2.222 GB, free: 302 MB / 1.186 GB
Notification: Performance of prepare postOptimizeDAE: time 8.482e-05/5.87, allocations: 57.91 kB / 2.222 GB, free: 301.9 MB / 1.186 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.983e-05/5.87, allocations: 44 kB / 2.222 GB, free: 301.9 MB / 1.186 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.5983/6.468, allocations: 125.5 MB / 2.345 GB, free: 176.5 MB / 1.186 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01928/6.487, allocations: 3.614 MB / 2.348 GB, free: 172.9 MB / 1.186 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1423/6.63, allocations: 86.88 MB / 2.433 GB, free: 85.56 MB / 1.186 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.221/6.851, allocations: 10.59 MB / 2.443 GB, free: 74.96 MB / 1.186 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006956/6.858, allocations: 1.66 MB / 2.445 GB, free: 73.29 MB / 1.186 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04394/6.902, allocations: 29.21 MB / 2.474 GB, free: 44.05 MB / 1.186 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03646/6.938, allocations: 28.17 MB / 2.501 GB, free: 14.84 MB / 1.186 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.5145/7.453, allocations: 46.01 MB / 2.546 GB, free: 0.5175 GB / 1.186 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.927e-05/7.453, allocations: 16.94 kB / 2.546 GB, free: 0.5175 GB / 1.186 GB
Notification: Performance of matching and sorting (n=1676) (initialization_lambda0): time 0.627/8.08, allocations: 145.9 MB / 2.688 GB, free: 440.2 MB / 1.186 GB
Notification: Performance of prepare postOptimizeDAE: time 6.245e-05/8.08, allocations: 54.62 kB / 2.689 GB, free: 440.2 MB / 1.186 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.163e-05/8.08, allocations: 51.06 kB / 2.689 GB, free: 440.1 MB / 1.186 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.5927/8.673, allocations: 124.2 MB / 2.81 GB, free: 316.4 MB / 1.186 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01766/8.69, allocations: 3.567 MB / 2.813 GB, free: 312.8 MB / 1.186 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1527/8.843, allocations: 93.85 MB / 2.905 GB, free: 219.1 MB / 1.186 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2183/9.062, allocations: 10.65 MB / 2.915 GB, free: 208.5 MB / 1.186 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006965/9.069, allocations: 1.629 MB / 2.917 GB, free: 206.8 MB / 1.186 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 (1092):
 * Single equations (assignments): 1070
 * 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 0.008261/9.077, allocations: 0.7682 MB / 2.918 GB, free: 206.1 MB / 1.186 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.007886/9.085, allocations: 1.631 MB / 2.919 GB, free: 205.1 MB / 1.186 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2116/9.296, allocations: 70.61 MB / 2.988 GB, free: 134.5 MB / 1.186 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.236/9.532, allocations: 84.91 MB / 3.071 GB, free: 49.54 MB / 1.186 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 8.509e-05/9.533, allocations: 35.56 kB / 3.071 GB, free: 49.5 MB / 1.186 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.6457/10.18, allocations: 83.78 MB / 3.153 GB, free: 0.4967 GB / 1.186 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.3596/10.54, allocations: 214.8 MB / 3.363 GB, free: 351.9 MB / 1.186 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.401e-05/10.54, allocations: 0 / 3.363 GB, free: 351.9 MB / 1.186 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01264/10.55, allocations: 2.156 MB / 3.365 GB, free: 349.8 MB / 1.186 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.5793/11.13, allocations: 147.3 MB / 3.509 GB, free: 202.5 MB / 1.186 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004116/11.13, allocations: 0.8181 MB / 3.51 GB, free: 201.7 MB / 1.186 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1274/11.26, allocations: 74.49 MB / 3.582 GB, free: 127.1 MB / 1.186 GB
Warning: The linear system: 
1 : tabsNorth2[3].dp = valNorth2[3].port_b.p - tabsSouth1[1].port_b.p
2 : tabsNorth2[8].dp = valNorth2[8].port_b.p - tabsSouth1[1].port_b.p
3 : valNorth2[8].dp = valNorth2[2].port_a.p - valNorth2[8].port_b.p
4 : valNorth2[3].dp = valNorth2[2].port_a.p - valNorth2[3].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
]
  *
[
  valNorth2[3].port_b.p ;
  valNorth2[2].port_a.p ;
  valNorth2[8].port_b.p ;
  tabsSouth1[1].port_b.p
]
  =
[
  -tabsNorth2[3].dp ;
  -tabsNorth2[8].dp ;
  -valNorth2[8].dp ;
  -valNorth2[3].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 : tabsNorth2[8].dp = valNorth2[8].port_b.p - tabsSouth1[1].port_b.p
2 : valNorth2[8].dp = valNorth2[2].port_a.p - valNorth2[8].port_b.p
3 : valNorth2[3].dp = valNorth2[2].port_a.p - valNorth2[3].port_b.p
4 : tabsNorth2[3].dp = valNorth2[3].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
]
  *
[
  tabsSouth1[1].port_b.p ;
  valNorth2[3].port_b.p ;
  valNorth2[2].port_a.p ;
  valNorth2[8].port_b.p
]
  =
[
  -tabsNorth2[8].dp ;
  -valNorth2[8].dp ;
  -valNorth2[3].dp ;
  -tabsNorth2[3].dp
]
 might be structurally or numerically singular for variable valNorth2[8].port_b.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 + $cse422 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ;
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsNorth2.3.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.3.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
2 : valNorth2.3.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.3.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
3 : valNorth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
4 : tabsNorth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.8.port_b.p.$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 ;
  valNorth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valNorth2.3.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  -tabsNorth2.3.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valNorth2.3.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valNorth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -tabsNorth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable valNorth2.3.port_b.p.$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
]
  *
[
  tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  tabsSouth1.2.m_flow.$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 tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsNorth2.3.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.3.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
2 : tabsNorth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
3 : valNorth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
4 : valNorth2.3.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.3.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  valNorth2.3.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valNorth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  -tabsNorth2.3.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -tabsNorth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valNorth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valNorth2.3.dp.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable tabsSouth1.1.port_b.p.$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.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.1024/11.36, allocations: 56.62 MB / 3.638 GB, free: 69.41 MB / 1.186 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.7891/12.15, allocations: 130.1 MB / 3.765 GB, free: 0.489 GB / 1.186 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.01905/12.17, allocations: 7.682 MB / 3.772 GB, free: 498.6 MB / 1.186 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.006971/12.18, allocations: 235.6 kB / 3.772 GB, free: 498.5 MB / 1.186 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.1197/12.3, allocations: 5.165 MB / 3.777 GB, free: 498.4 MB / 1.186 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.005839/12.3, allocations: 1.153 MB / 3.778 GB, free: 498.3 MB / 1.186 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.002845/12.31, allocations: 0.8908 MB / 3.779 GB, free: 498.2 MB / 1.186 GB
Notification: Performance of sorting global known variables: time 0.02073/12.33, allocations: 12.14 MB / 3.791 GB, free: 494.2 MB / 1.186 GB
Notification: Performance of sort global known variables: time 2.9e-07/12.33, allocations: 0 / 3.791 GB, free: 494.2 MB / 1.186 GB
Notification: Performance of remove unused functions: time 0.1679/12.5, allocations: 86.78 MB / 3.876 GB, free: 432.8 MB / 1.186 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 74 ($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],$STATESET1.x[1],pmpSouth.vol.dynBal.U,pmpSouth.filter.s[1],pmpNorth.vol.dynBal.U,pmpNorth.filter.s[1],valSouth1[1].filter.s[1],valSouth1[2].filter.s[1],valSouth1[3].filter.s[1],valSouth1[4].filter.s[1],valSouth2[1].filter.s[1],valSouth2[2].filter.s[1],valSouth2[3].filter.s[1],valSouth2[4].filter.s[1],valSouth2[5].filter.s[1],valSouth2[6].filter.s[1],valSouth2[7].filter.s[1],valSouth2[8].filter.s[1],valNorth1[1].filter.s[1],valNorth1[2].filter.s[1],valNorth1[3].filter.s[1],valNorth1[4].filter.s[1],valNorth2[1].filter.s[1],valNorth2[2].filter.s[1],valNorth2[3].filter.s[1],valNorth2[4].filter.s[1],valNorth2[5].filter.s[1],valNorth2[6].filter.s[1],valNorth2[7].filter.s[1],valNorth2[8].filter.s[1],valSouth.vol.dynBal.U,valSouth.filter.s[1],valNorth.vol.dynBal.U,valNorth.filter.s[1],spl.vol.dynBal.U,spl1.vol.dynBal.U,pumpHea.vol.dynBal.U,pumpHea.filter.s[1],valHea.filter.s[1],valCoo.filter.s[1],spl2.vol.dynBal.U,spl3.vol.dynBal.U,pumpCoo.vol.dynBal.U,pumpCoo.filter.s[1])
 * Number of discrete variables: 7 ($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 (607):
 * Single equations (assignments): 584
 * 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), (63,215)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.005771/12.5, allocations: 1.958 MB / 3.878 GB, free: 431.5 MB / 1.186 GB
Notification: Performance of simCode: created initialization part: time 0.1521/12.65, allocations: 101.8 MB / 3.977 GB, free: 337.4 MB / 1.186 GB
Notification: Performance of simCode: created event and clocks part: time 1.054e-05/12.65, allocations: 4 kB / 3.977 GB, free: 337.4 MB / 1.186 GB
Notification: Performance of simCode: created simulation system equations: time 0.07785/12.73, allocations: 35.98 MB / 4.012 GB, free: 301.4 MB / 1.186 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.07606/12.81, allocations: 8.138 MB / 4.02 GB, free: 293.7 MB / 1.186 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.09174/12.9, allocations: 63.31 MB / 4.082 GB, free: 230.5 MB / 1.186 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.01296/12.91, allocations: 11.37 MB / 4.093 GB, free: 219.1 MB / 1.186 GB
Notification: Performance of simCode: alias equations: time 0.02951/12.94, allocations: 8.919 MB / 4.102 GB, free: 210.2 MB / 1.186 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01401/12.96, allocations: 2.619 MB / 4.105 GB, free: 207.6 MB / 1.186 GB
Notification: Performance of SimCode: time 7.11e-07/12.96, allocations: 0 / 4.105 GB, free: 207.6 MB / 1.186 GB
Notification: Performance of Templates: time 2.065/15.02, allocations: 0.7814 GB / 4.886 GB, free: 474.4 MB / 1.186 GB
make -j1 -f BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.makefile
(rm -f BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.pipe ; mkfifo BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.pipe >> ../files/BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.sim & ./BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic  -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Basic.pipe 2>&1)