Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_Buildings.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/Buildings 9.1.3-maint.9.1.x/package.mo", uses=false)
Using package Buildings with version 9.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/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(Buildings.Fluid.Examples.FlowSystem.Basic,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|pmpNorth.m_flow|pmpSouth.m_flow",fileNamePrefix="Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic")
translateModel(Buildings.Fluid.Examples.FlowSystem.Basic,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|pmpNorth.m_flow|pmpSouth.m_flow",fileNamePrefix="Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001225/0.001225, allocations: 102 kB / 16.27 MB, free: 5.906 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001216/0.001216, allocations: 191.9 kB / 17.2 MB, free: 5.539 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.987/1.987, allocations: 222.9 MB / 240.9 MB, free: 15.25 MB / 206.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.409/2.409, allocations: 390.2 MB / 0.6653 GB, free: 0.707 MB / 0.5294 GB
Notification: Performance of FrontEnd - loaded program: time 0.001293/0.001293, allocations: 64.59 kB / 0.8132 GB, free: 33.09 MB / 0.6231 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2684/0.2697, allocations: 140.4 MB / 0.9503 GB, free: 8.898 MB / 0.7325 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Basic): time 0.9203/1.19, allocations: 355.5 MB / 1.297 GB, free: 4.223 MB / 0.9512 GB
Notification: Performance of NFInst.instExpressions: time 0.1079/1.298, allocations: 72.92 MB / 1.369 GB, free: 11.13 MB / 1.029 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0196/1.318, allocations: 425.5 kB / 1.369 GB, free: 10.71 MB / 1.029 GB
Notification: Performance of NFTyping.typeComponents: time 0.01804/1.336, allocations: 5.321 MB / 1.374 GB, free: 5.363 MB / 1.029 GB
Notification: Performance of NFTyping.typeBindings: time 0.04243/1.378, allocations: 13.52 MB / 1.387 GB, free: 7.797 MB / 1.045 GB
Notification: Performance of NFTyping.typeClassSections: time 0.02592/1.404, allocations: 9.677 MB / 1.397 GB, free: 14.2 MB / 1.061 GB
Notification: Performance of NFFlatten.flatten: time 0.05282/1.457, allocations: 37.72 MB / 1.434 GB, free: 8.371 MB / 1.092 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.03249/1.489, allocations: 19.87 MB / 1.453 GB, free: 4.352 MB / 1.107 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.05009/1.54, allocations: 16.74 MB / 1.47 GB, free: 3.59 MB / 1.123 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.03002/1.57, allocations: 15.96 MB / 1.485 GB, free: 3.578 MB / 1.139 GB
Notification: Performance of NFPackage.collectConstants: time 0.009436/1.579, allocations: 1.891 MB / 1.487 GB, free: 1.688 MB / 1.139 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.02067/1.6, allocations: 5.723 MB / 1.493 GB, free: 11.95 MB / 1.154 GB
Notification: Performance of NFScalarize.scalarize: time 0.01126/1.611, allocations: 5.837 MB / 1.498 GB, free: 6.102 MB / 1.154 GB
Notification: Performance of NFVerifyModel.verify: time 0.02484/1.636, allocations: 10.39 MB / 1.508 GB, free: 11.67 MB / 1.17 GB
Notification: Performance of NFConvertDAE.convert: time 1.211/2.848, allocations: 28.66 MB / 1.536 GB, free: 109.7 MB / 1.186 GB
Notification: Performance of FrontEnd - DAE generated: time 9.167e-06/2.848, allocations: 1.781 kB / 1.536 GB, free: 109.7 MB / 1.186 GB
Notification: Performance of FrontEnd: time 2.124e-06/2.848, allocations: 0 / 1.536 GB, free: 109.7 MB / 1.186 GB
Notification: Performance of Transformations before backend: time 0.0008835/2.849, allocations: 0.5 kB / 1.536 GB, free: 109.7 MB / 1.186 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 2029
 * Number of variables: 2029
Notification: Performance of Generate backend data structure: time 0.07471/2.923, allocations: 22.15 MB / 1.558 GB, free: 102.9 MB / 1.186 GB
Notification: Performance of prepare preOptimizeDAE: time 4.694e-05/2.923, allocations: 15.25 kB / 1.558 GB, free: 102.9 MB / 1.186 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0171/2.94, allocations: 2.579 MB / 1.561 GB, free: 101.9 MB / 1.186 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.04561/2.986, allocations: 15.47 MB / 1.576 GB, free: 99.2 MB / 1.186 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.001257/2.987, allocations: 0.6862 MB / 1.576 GB, free: 99.18 MB / 1.186 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.006701/2.994, allocations: 0.9412 MB / 1.577 GB, free: 99.16 MB / 1.186 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.04551/3.04, allocations: 16.7 MB / 1.594 GB, free: 98.35 MB / 1.186 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0006761/3.04, allocations: 14.94 kB / 1.594 GB, free: 98.35 MB / 1.186 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.004155/3.045, allocations: 325.6 kB / 1.594 GB, free: 98.35 MB / 1.186 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0004288/3.045, allocations: 366.2 kB / 1.594 GB, free: 98.33 MB / 1.186 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04089/3.086, allocations: 21.16 MB / 1.615 GB, free: 98.25 MB / 1.186 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 0.1498/3.236, allocations: 80.58 MB / 1.694 GB, free: 64.39 MB / 1.186 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.02308/3.259, allocations: 13.13 MB / 1.706 GB, free: 59.98 MB / 1.186 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0153/3.274, allocations: 10.07 MB / 1.716 GB, free: 53.43 MB / 1.186 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 0.07796/3.352, allocations: 35.1 MB / 1.751 GB, free: 18.02 MB / 1.186 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01863/3.371, allocations: 10.03 MB / 1.76 GB, free: 7.922 MB / 1.186 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.02334/3.394, allocations: 5.774 MB / 1.766 GB, free: 2.305 MB / 1.186 GB
Notification: Performance of pre-optimization done (n=596): time 5.072e-05/3.394, allocations: 0 / 1.766 GB, free: 2.305 MB / 1.186 GB
Notification: Performance of matching and sorting (n=912): time 1.08/4.474, allocations: 247.3 MB / 2.007 GB, free: 10.41 MB / 1.436 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 0.7201/5.194, allocations: 59.29 MB / 2.065 GB, free: 0.6512 GB / 1.467 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.03775/5.232, allocations: 14.86 MB / 2.08 GB, free: 0.6485 GB / 1.467 GB
Notification: Performance of collectPreVariables (initialization): time 0.005791/5.238, allocations: 235.9 kB / 2.08 GB, free: 0.6483 GB / 1.467 GB
Notification: Performance of collectInitialEqns (initialization): time 0.01031/5.248, allocations: 7.133 MB / 2.087 GB, free: 0.6441 GB / 1.467 GB
Notification: Performance of collectInitialBindings (initialization): time 0.01358/5.262, allocations: 3.282 MB / 2.09 GB, free: 0.6436 GB / 1.467 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.02199/5.284, allocations: 4.139 MB / 2.094 GB, free: 0.6427 GB / 1.467 GB
Notification: Performance of setup shared object (initialization): time 4.988e-05/5.284, allocations: 306 kB / 2.095 GB, free: 0.6424 GB / 1.467 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.03865/5.323, allocations: 24.58 MB / 2.119 GB, free: 0.6359 GB / 1.467 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.04071/5.363, allocations: 27.24 MB / 2.145 GB, free: 0.6264 GB / 1.467 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.07189/5.435, allocations: 44.84 MB / 2.189 GB, free: 0.5928 GB / 1.467 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.772e-05/5.435, allocations: 16 kB / 2.189 GB, free: 0.5928 GB / 1.467 GB
Notification: Performance of matching and sorting (n=1404) (initialization): time 0.6448/6.08, allocations: 145.1 MB / 2.331 GB, free: 463 MB / 1.467 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0001012/6.08, allocations: 56.17 kB / 2.331 GB, free: 462.9 MB / 1.467 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.931e-05/6.08, allocations: 47.98 kB / 2.331 GB, free: 462.9 MB / 1.467 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.6085/6.689, allocations: 124.7 MB / 2.453 GB, free: 338.3 MB / 1.467 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0187/6.708, allocations: 3.353 MB / 2.456 GB, free: 335 MB / 1.467 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1721/6.88, allocations: 86.55 MB / 2.54 GB, free: 248 MB / 1.467 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.216/7.096, allocations: 10.48 MB / 2.551 GB, free: 237.5 MB / 1.467 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.008174/7.104, allocations: 1.64 MB / 2.552 GB, free: 235.9 MB / 1.467 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04844/7.153, allocations: 27.53 MB / 2.579 GB, free: 208.3 MB / 1.467 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0389/7.192, allocations: 26.68 MB / 2.605 GB, free: 180.6 MB / 1.467 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.06997/7.262, allocations: 43.74 MB / 2.648 GB, free: 136.1 MB / 1.467 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 8.394e-05/7.262, allocations: 12 kB / 2.648 GB, free: 136.1 MB / 1.467 GB
Notification: Performance of matching and sorting (n=1404) (initialization_lambda0): time 1.35/8.612, allocations: 143 MB / 2.787 GB, free: 0.6298 GB / 1.467 GB
Notification: Performance of prepare postOptimizeDAE: time 8.621e-05/8.612, allocations: 54.5 kB / 2.787 GB, free: 0.6298 GB / 1.467 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.045e-05/8.612, allocations: 45.66 kB / 2.788 GB, free: 0.6298 GB / 1.467 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.5991/9.211, allocations: 124.4 MB / 2.909 GB, free: 0.5762 GB / 1.467 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01704/9.228, allocations: 3.311 MB / 2.912 GB, free: 0.5731 GB / 1.467 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.187/9.415, allocations: 93.91 MB / 3.004 GB, free: 493.1 MB / 1.467 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2159/9.631, allocations: 10.52 MB / 3.014 GB, free: 482.6 MB / 1.467 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007965/9.639, allocations: 1.599 MB / 3.016 GB, free: 481 MB / 1.467 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 207
 * 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 (948):
 * Single equations (assignments): 930
 * Array equations: 6
 * Algorithm blocks: 1
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 8
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details (not torn):
 * Constant Jacobian (size): 0 systems
 * Linear Jacobian (size,density): 0 systems
 * Non-linear Jacobian (size): 8 systems
   {1, 1, 1, 1, 1, 1, 1, 1}
 * Without analytic Jacobian (size): 0 systems
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 1 system
   {(28,28,89.3%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 2 systems
   {(33,119), (33,119)}
Notification: Performance of prepare postOptimizeDAE: time 0.01163/9.651, allocations: 0.7331 MB / 3.017 GB, free: 480.3 MB / 1.467 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.01039/9.661, allocations: 1.487 MB / 3.018 GB, free: 479.6 MB / 1.467 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2408/9.902, allocations: 70.08 MB / 3.086 GB, free: 409.8 MB / 1.467 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2506/10.15, allocations: 84.55 MB / 3.169 GB, free: 325.4 MB / 1.467 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0002189/10.15, allocations: 28 kB / 3.169 GB, free: 325.3 MB / 1.467 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.235/10.39, allocations: 83.43 MB / 3.25 GB, free: 241.9 MB / 1.467 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 1.122/11.51, allocations: 230 MB / 3.475 GB, free: 0.6096 GB / 1.467 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.0001217/11.51, allocations: 5.406 kB / 3.475 GB, free: 0.6096 GB / 1.467 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01303/11.52, allocations: 2.079 MB / 3.477 GB, free: 0.6095 GB / 1.467 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.5746/12.1, allocations: 147.8 MB / 3.621 GB, free: 0.5534 GB / 1.467 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.00457/12.1, allocations: 0.8147 MB / 3.622 GB, free: 0.5528 GB / 1.467 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1406/12.24, allocations: 74.19 MB / 3.695 GB, free: 494.9 MB / 1.467 GB
Warning: The linear system: 
1 : tabsNorth2[7].dp = valNorth2[7].port_b.p - tabsSouth1[1].port_b.p
2 : valNorth2[7].dp = valNorth2[2].port_a.p - valNorth2[7].port_b.p
3 : valNorth2[1].dp = valNorth2[2].port_a.p - valNorth2[1].port_b.p
4 : tabsNorth2[1].dp = valNorth2[1].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[1].port_b.p ;
  valNorth2[2].port_a.p ;
  valNorth2[7].port_b.p
]
  =
[
  -tabsNorth2[7].dp ;
  -valNorth2[7].dp ;
  -valNorth2[1].dp ;
  -tabsNorth2[1].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 : 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[2].m_flow ;
  tabsSouth1[1].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[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsNorth2[7].dp = valNorth2[7].port_b.p - tabsSouth1[1].port_b.p
2 : tabsNorth2[1].dp = valNorth2[1].port_b.p - tabsSouth1[1].port_b.p
3 : valNorth2[1].dp = valNorth2[2].port_a.p - valNorth2[1].port_b.p
4 : valNorth2[7].dp = valNorth2[2].port_a.p - valNorth2[7].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 ;
  valNorth2[2].port_a.p ;
  valNorth2[1].port_b.p ;
  tabsSouth1[1].port_b.p
]
  =
[
  -tabsNorth2[7].dp ;
  -tabsNorth2[1].dp ;
  -valNorth2[1].dp ;
  -valNorth2[7].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 : 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 + $cse422 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ;
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.7.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
2 : valNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.7.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
3 : valNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
4 : tabsNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.1.port_b.p.$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 ;
  valNorth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valNorth2.7.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  -tabsNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -tabsNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable valNorth2.7.port_b.p.$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.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.7.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
2 : tabsNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
3 : valNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
4 : valNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.7.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  valNorth2.7.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valNorth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  -tabsNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -tabsNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valNorth2.7.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
]
  *
[
  tabsSouth1.1.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.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.1137/12.36, allocations: 55.02 MB / 3.748 GB, free: 439 MB / 1.467 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.5181/12.87, allocations: 178.9 MB / 3.923 GB, free: 260.8 MB / 1.467 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.02176/12.9, allocations: 7.392 MB / 3.93 GB, free: 253.9 MB / 1.467 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.01027/12.91, allocations: 235.9 kB / 3.931 GB, free: 253.7 MB / 1.467 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.1164/13.02, allocations: 5.105 MB / 3.936 GB, free: 248.6 MB / 1.467 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.006763/13.03, allocations: 1.154 MB / 3.937 GB, free: 247.4 MB / 1.467 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.004727/13.03, allocations: 0.8767 MB / 3.938 GB, free: 246.5 MB / 1.467 GB
Notification: Performance of sorting global known variables: time 0.02118/13.06, allocations: 10.2 MB / 3.947 GB, free: 236.4 MB / 1.467 GB
Notification: Performance of sort global known variables: time 1.172e-06/13.06, allocations: 0 / 3.947 GB, free: 236.4 MB / 1.467 GB
Notification: Performance of remove unused functions: time 0.1715/13.23, allocations: 86.17 MB / 4.032 GB, free: 150.4 MB / 1.467 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 74 ($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 (591):
 * Single equations (assignments): 568
 * 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), (62,216)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.00771/13.23, allocations: 1.789 MB / 4.033 GB, free: 148.8 MB / 1.467 GB
Notification: Performance of simCode: created initialization part: time 0.2298/13.46, allocations: 123.5 MB / 4.154 GB, free: 25.13 MB / 1.467 GB
Notification: Performance of simCode: created event and clocks part: time 1.846e-05/13.46, allocations: 5.812 kB / 4.154 GB, free: 25.13 MB / 1.467 GB
Notification: Performance of simCode: created simulation system equations: time 0.5662/14.03, allocations: 35.78 MB / 4.189 GB, free: 0.6392 GB / 1.467 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.08074/14.11, allocations: 7.338 MB / 4.196 GB, free: 0.6386 GB / 1.467 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.1065/14.22, allocations: 61.44 MB / 4.256 GB, free: 0.6187 GB / 1.467 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.01805/14.24, allocations: 10.54 MB / 4.266 GB, free: 0.6166 GB / 1.467 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01596/14.25, allocations: 2.515 MB / 4.269 GB, free: 0.6165 GB / 1.467 GB
Notification: Performance of SimCode: time 2.054e-06/14.25, allocations: 0 / 4.269 GB, free: 0.6165 GB / 1.467 GB
Notification: Performance of Templates: time 3.079/17.33, allocations: 1.653 GB / 5.921 GB, free: 294.3 MB / 1.467 GB
make -j1 -f Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.makefile
(rm -f Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.pipe ; mkfifo Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.pipe ; head -c 1048576 < Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.pipe >> ../files/Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.sim & ./Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic  -abortSlowSimulation -alarm=480  -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.pipe 2>&1)