Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.001433/0.001433, allocations: 80.8 kB / 20.75 MB, free: 3.738 MB / 18.57 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.001646/0.001646, allocations: 165 kB / 24.16 MB, free: 332 kB / 18.57 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 0.9791/0.9791, allocations: 177.2 MB / 204.6 MB, free: 5.484 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.3-maint.12.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.3-maint.12.x/package.mo): time 1.939/1.939, allocations: 377.9 MB / 0.624 GB, free: 8.371 MB / 0.5886 GB
"
[Timeout remaining time 178]
Using package Buildings with version 12.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.3-maint.12.x/package.mo)
Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo)
Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo)
Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo)
Running command: translateModel(Buildings.Fluid.Examples.FlowSystem.Basic,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|pmpNorth.m_flow|pmpSouth.m_flow",fileNamePrefix="Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic")
translateModel(Buildings.Fluid.Examples.FlowSystem.Basic,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|pmpNorth.m_flow|pmpSouth.m_flow",fileNamePrefix="Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 1.513e-06/1.513e-06, allocations: 0 / 0.7601 GB, free: 6.617 MB / 0.7136 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 1.45e-05/1.601e-05, allocations: 2.312 kB / 0.7601 GB, free: 6.613 MB / 0.7136 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Basic): time 0.05015/0.05016, allocations: 74.24 MB / 0.8326 GB, free: 12.16 MB / 0.7917 GB
Notification: Performance of NFInst.instExpressions: time 0.05278/0.1029, allocations: 31.37 MB / 0.8632 GB, free: 12.9 MB / 0.823 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.01211/0.1151, allocations: 0.6003 MB / 0.8638 GB, free: 12.29 MB / 0.823 GB
Notification: Performance of NFTyping.typeComponents: time 0.009591/0.1246, allocations: 4.275 MB / 0.868 GB, free: 7.992 MB / 0.823 GB
Notification: Performance of NFTyping.typeBindings: time 0.02092/0.1456, allocations: 10.3 MB / 0.878 GB, free: 13.64 MB / 0.8386 GB
Notification: Performance of NFTyping.typeClassSections: time 0.01501/0.1606, allocations: 9.581 MB / 0.8874 GB, free: 4.039 MB / 0.8386 GB
Notification: Performance of NFFlatten.flatten: time 0.06261/0.2232, allocations: 65.69 MB / 0.9515 GB, free: 2.191 MB / 0.9011 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.02124/0.2444, allocations: 16.31 MB / 0.9674 GB, free: 1.773 MB / 0.9167 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.04085/0.2853, allocations: 21.02 MB / 0.988 GB, free: 12.79 MB / 0.948 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.02417/0.3094, allocations: 14.37 MB / 1.002 GB, free: 14.38 MB / 0.9636 GB
Notification: Performance of NFPackage.collectConstants: time 0.006524/0.316, allocations: 1.758 MB / 1.004 GB, free: 12.62 MB / 0.9636 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.009956/0.3259, allocations: 2.756 MB / 1.006 GB, free: 9.871 MB / 0.9636 GB
Notification: Performance of NFScalarize.scalarize: time 0.006598/0.3325, allocations: 6.296 MB / 1.013 GB, free: 3.555 MB / 0.9636 GB
Notification: Performance of NFVerifyModel.verify: time 0.01263/0.3452, allocations: 7.381 MB / 1.02 GB, free: 12.16 MB / 0.9792 GB
Notification: Performance of NFConvertDAE.convert: time 0.02266/0.3678, allocations: 19.03 MB / 1.038 GB, free: 9.066 MB / 0.9948 GB
Notification: Performance of FrontEnd - DAE generated: time 5.54e-06/0.3678, allocations: 0 / 1.038 GB, free: 9.066 MB / 0.9948 GB
Notification: Performance of FrontEnd: time 1.252e-06/0.3678, allocations: 0 / 1.038 GB, free: 9.066 MB / 0.9948 GB
Notification: Performance of Transformations before backend: time 0.0006328/0.3685, allocations: 4 kB / 1.038 GB, free: 9.062 MB / 0.9948 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 1949
 * Number of variables: 1949
Notification: Performance of Generate backend data structure: time 0.7655/1.134, allocations: 18.78 MB / 1.057 GB, free: 176.6 MB / 0.9949 GB
Notification: Performance of prepare preOptimizeDAE: time 4.029e-05/1.134, allocations: 10.38 kB / 1.057 GB, free: 176.6 MB / 0.9949 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.007789/1.142, allocations: 2.76 MB / 1.059 GB, free: 176.6 MB / 0.9949 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.02186/1.164, allocations: 13.19 MB / 1.072 GB, free: 173.9 MB / 0.9949 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003693/1.164, allocations: 0.6529 MB / 1.073 GB, free: 173.9 MB / 0.9949 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001774/1.166, allocations: 0.9083 MB / 1.074 GB, free: 173.9 MB / 0.9949 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01029/1.176, allocations: 10.18 MB / 1.084 GB, free: 171.9 MB / 0.9949 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001131/1.176, allocations: 23.16 kB / 1.084 GB, free: 171.9 MB / 0.9949 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0007528/1.177, allocations: 315.8 kB / 1.084 GB, free: 171.9 MB / 0.9949 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001001/1.177, allocations: 206.6 kB / 1.084 GB, free: 171.9 MB / 0.9949 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.006349/1.183, allocations: 5.234 MB / 1.089 GB, free: 171.7 MB / 0.9949 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 0.04861/1.232, allocations: 31.75 MB / 1.12 GB, free: 158.9 MB / 0.9949 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.004872/1.237, allocations: 4.988 MB / 1.125 GB, free: 154.9 MB / 0.9949 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.003059/1.24, allocations: 3.334 MB / 1.129 GB, free: 151.8 MB / 0.9949 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 0.02439/1.264, allocations: 12.38 MB / 1.141 GB, free: 143.2 MB / 0.9949 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.004092/1.268, allocations: 5.332 MB / 1.146 GB, free: 137.8 MB / 0.9949 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.01533/1.284, allocations: 8.128 MB / 1.154 GB, free: 130.6 MB / 0.9949 GB
Notification: Performance of pre-optimization done (n=548): time 3.138e-05/1.284, allocations: 0 / 1.154 GB, free: 130.6 MB / 0.9949 GB
Notification: Performance of matching and sorting (n=832): time 0.3556/1.639, allocations: 143.4 MB / 1.294 GB, free: 3.668 MB / 1.011 GB
Warning: The linear system: 
1 : valNorth2[7].dp = valNorth2[2].port_a.p - valNorth2[7].port_b.p
2 : valNorth2[8].dp = valNorth2[2].port_a.p - valNorth2[8].port_b.p
3 : tabsNorth2[8].dp = valNorth2[8].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[8].port_b.p ;
  valNorth2[2].port_a.p
]
  =
[
  -valNorth2[7].dp ;
  -valNorth2[8].dp ;
  -tabsNorth2[8].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[1].m_flow ;
  tabsSouth1[2].m_flow
]
  =
[
  tabsSouth1[3].m_flow + tabsNorth2[8].m_flow + tabsNorth2[7].m_flow + tabsNorth2[6].m_flow + tabsNorth2[5].m_flow + tabsNorth2[4].m_flow + tabsNorth2[3].m_flow + tabsNorth2[2].m_flow + tabsNorth2[1].m_flow + tabsNorth1[4].m_flow + tabsNorth1[3].m_flow + tabsNorth1[2].m_flow + tabsNorth1[1].m_flow + tabsSouth2[8].m_flow + tabsSouth2[7].m_flow + tabsSouth2[6].m_flow + tabsSouth2[5].m_flow + tabsSouth2[4].m_flow + tabsSouth2[3].m_flow + tabsSouth2[2].m_flow + tabsSouth2[1].m_flow + tabsSouth1[4].m_flow + (-spl1.res1.m_flow) - valCoo.m_flow - valNorth.res3.m_flow - valSouth.res3.m_flow ;
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsNorth2[8].dp = valNorth2[8].port_b.p - tabsSouth1[1].port_b.p
2 : tabsNorth2[7].dp = valNorth2[7].port_b.p - tabsSouth1[1].port_b.p
3 : valNorth2[7].dp = valNorth2[2].port_a.p - valNorth2[7].port_b.p
4 : valNorth2[8].dp = valNorth2[2].port_a.p - valNorth2[8].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[8].port_b.p ;
  valNorth2[2].port_a.p ;
  valNorth2[7].port_b.p ;
  tabsSouth1[1].port_b.p
]
  =
[
  -tabsNorth2[8].dp ;
  -tabsNorth2[7].dp ;
  -valNorth2[7].dp ;
  -valNorth2[8].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 : 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.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$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 : tabsNorth2.8.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.8.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0
4 : valNorth2.8.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2.8.port_b.p.$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.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  valNorth2.8.port_b.p.$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 ;
  -tabsNorth2.8.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  -valNorth2.8.dp.$pDERStateSetJac0.dummyVarStateSetJac0
]
 might be structurally or numerically singular for variable valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0
2 : 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.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0
]
  =
[
  pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsSouth1[3].m_flow.SeedStateSetJac0) - tabsSouth1[4].m_flow.SeedStateSetJac0 ;
  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.$pDERStateSetJac0.dummyVarStateSetJac0
]
 might be structurally or numerically singular for variable tabsSouth1.2.m_flow.$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.$pDERStateSetJac0.dummyVarStateSetJac0
2 : tabsNorth2.7.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.7.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0
3 : tabsNorth2.8.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.8.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.1.port_b.p.$pDERStateSetJac0.dummyVarStateSetJac0
4 : valNorth2.8.dp.$pDERStateSetJac0.dummyVarStateSetJac0 = valNorth2.2.port_a.p.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2.8.port_b.p.$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.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  valNorth2.8.port_b.p.$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 ;
  -tabsNorth2.8.dp.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  -valNorth2.8.dp.$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.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0
[
  -1.0 , -1.0 ;
  1.0 , 1.0
]
  *
[
  tabsSouth1.2.m_flow.$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 0.03535/1.675, allocations: 29.48 MB / 1.323 GB, free: 5.566 MB / 1.042 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.01236/1.687, allocations: 12.35 MB / 1.335 GB, free: 11.52 MB / 1.057 GB
Notification: Performance of collectPreVariables (initialization): time 0.003039/1.69, allocations: 224.8 kB / 1.335 GB, free: 11.3 MB / 1.057 GB
Notification: Performance of collectInitialEqns (initialization): time 0.002526/1.693, allocations: 4.111 MB / 1.339 GB, free: 7.879 MB / 1.057 GB
Notification: Performance of collectInitialBindings (initialization): time 0.007881/1.7, allocations: 3.065 MB / 1.342 GB, free: 4.988 MB / 1.057 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.005028/1.706, allocations: 2.806 MB / 1.345 GB, free: 2.414 MB / 1.057 GB
Notification: Performance of setup shared object (initialization): time 6.36e-05/1.706, allocations: 316.2 kB / 1.345 GB, free: 2.105 MB / 1.057 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.008052/1.714, allocations: 3.743 MB / 1.349 GB, free: 14.34 MB / 1.073 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01292/1.727, allocations: 9.155 MB / 1.357 GB, free: 3.699 MB / 1.073 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0276/1.754, allocations: 12.08 MB / 1.369 GB, free: 7.332 MB / 1.089 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.169e-05/1.754, allocations: 12 kB / 1.369 GB, free: 7.32 MB / 1.089 GB
Notification: Performance of matching and sorting (n=1284) (initialization): time 0.2242/1.978, allocations: 64.37 MB / 1.432 GB, free: 7.711 MB / 1.151 GB
Notification: Performance of prepare postOptimizeDAE: time 7.785e-05/1.978, allocations: 49.7 kB / 1.432 GB, free: 7.656 MB / 1.151 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.111e-05/1.979, allocations: 44 kB / 1.432 GB, free: 7.613 MB / 1.151 GB
Notification: Performance of postOpt tearingSystem (initialization): time 1.058/3.036, allocations: 144.2 MB / 1.573 GB, free: 318.5 MB / 1.198 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.009803/3.046, allocations: 3.115 MB / 1.576 GB, free: 317.3 MB / 1.198 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04832/3.094, allocations: 27.96 MB / 1.603 GB, free: 298 MB / 1.198 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.04056/3.135, allocations: 4.77 MB / 1.608 GB, free: 293.3 MB / 1.198 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.004866/3.14, allocations: 1.382 MB / 1.609 GB, free: 292 MB / 1.198 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01221/3.152, allocations: 3.896 MB / 1.613 GB, free: 288.7 MB / 1.198 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.008488/3.16, allocations: 9.063 MB / 1.622 GB, free: 278.6 MB / 1.198 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.01616/3.177, allocations: 11.52 MB / 1.633 GB, free: 267.6 MB / 1.198 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.177e-05/3.177, allocations: 12 kB / 1.633 GB, free: 267.6 MB / 1.198 GB
Notification: Performance of matching and sorting (n=1284) (initialization_lambda0): time 0.2286/3.405, allocations: 63.72 MB / 1.696 GB, free: 208.1 MB / 1.198 GB
Notification: Performance of prepare postOptimizeDAE: time 6.396e-05/3.405, allocations: 53.66 kB / 1.696 GB, free: 208 MB / 1.198 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.928e-05/3.405, allocations: 44 kB / 1.696 GB, free: 208 MB / 1.198 GB
Notification: Tearing is skipped for linear strong component 8: solving it torn to 24 iteration variables is estimated at 50592 flops against 19234 for the untorn system of size 147.
Notification: Performance of postOpt tearingSystem (initialization): time 0.3211/3.726, allocations: 142.5 MB / 1.835 GB, free: 70.08 MB / 1.198 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01035/3.737, allocations: 3.149 MB / 1.838 GB, free: 67.02 MB / 1.198 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.04311/3.78, allocations: 21.75 MB / 1.859 GB, free: 45.5 MB / 1.198 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0404/3.82, allocations: 4.81 MB / 1.864 GB, free: 40.69 MB / 1.198 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.004454/3.825, allocations: 1.351 MB / 1.865 GB, free: 39.34 MB / 1.198 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 199
 * Number of states: 0 ()
 * Number of discrete variables: 10 ($whenCondition1,stepValve.count,$PRE.stepValve.count,stepValve.T_start,$PRE.stepValve.T_start,pumpHea.stage,stepPump.pulseStart,$PRE.stepPump.pulseStart,stepPump.y,$whenCondition2)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (838):
 * Single equations (assignments): 820
 * 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
   {(34,113), (34,113)}
Notification: Performance of prepare postOptimizeDAE: time 0.004158/3.829, allocations: 0.6926 MB / 1.866 GB, free: 38.73 MB / 1.198 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.004675/3.834, allocations: 1.093 MB / 1.867 GB, free: 37.64 MB / 1.198 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.102/3.936, allocations: 38.25 MB / 1.904 GB, free: 15.92 MB / 1.214 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.5104/4.446, allocations: 38.74 MB / 1.942 GB, free: 337 MB / 1.229 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001024/4.446, allocations: 26.06 kB / 1.942 GB, free: 337 MB / 1.229 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.09388/4.54, allocations: 37.82 MB / 1.979 GB, free: 335.7 MB / 1.229 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.1603/4.7, allocations: 73.57 MB / 2.051 GB, free: 319 MB / 1.229 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.575e-05/4.7, allocations: 0 / 2.051 GB, free: 319 MB / 1.229 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.008637/4.709, allocations: 2.404 MB / 2.053 GB, free: 316.7 MB / 1.229 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.338/5.047, allocations: 166.9 MB / 2.216 GB, free: 152.9 MB / 1.229 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.003389/5.05, allocations: 0.7431 MB / 2.217 GB, free: 152.3 MB / 1.229 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.04975/5.1, allocations: 26.88 MB / 2.243 GB, free: 128.7 MB / 1.229 GB
Warning: The linear system: 
1 : tabsNorth2[1].dp = valNorth2[1].port_b.p - tabsSouth1[1].port_b.p
2 : tabsNorth2[7].dp = valNorth2[7].port_b.p - tabsSouth1[1].port_b.p
3 : valNorth2[7].dp = valNorth2[2].port_a.p - valNorth2[7].port_b.p
4 : valNorth2[1].dp = valNorth2[2].port_a.p - valNorth2[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[1].port_b.p ;
  valNorth2[2].port_a.p ;
  valNorth2[7].port_b.p ;
  tabsSouth1[1].port_b.p
]
  =
[
  -tabsNorth2[1].dp ;
  -tabsNorth2[7].dp ;
  -valNorth2[7].dp ;
  -valNorth2[1].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[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 : valNorth2[7].dp = valNorth2[2].port_a.p - valNorth2[7].port_b.p
2 : valNorth2[1].dp = valNorth2[2].port_a.p - valNorth2[1].port_b.p
3 : tabsNorth2[1].dp = valNorth2[1].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[1].port_b.p ;
  valNorth2[2].port_a.p
]
  =
[
  -valNorth2[7].dp ;
  -valNorth2[1].dp ;
  -tabsNorth2[1].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 : 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[2].m_flow ;
  tabsSouth1[1].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 + $cse422 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ;
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
2 : valNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
3 : valNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.7.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
4 : tabsNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.7.port_b.p.$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 ;
  valNorth2.7.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valNorth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  -tabsNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -tabsNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable valNorth2.1.port_b.p.$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.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
2 : valNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
3 : valNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth2.7.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
4 : tabsNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valNorth2.7.port_b.p.$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 ;
  valNorth2.7.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valNorth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valNorth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  -tabsNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valNorth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -tabsNorth2.7.dp.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable valNorth2.1.port_b.p.$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.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.02727/5.127, allocations: 25.78 MB / 2.268 GB, free: 105.5 MB / 1.229 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.1459/5.273, allocations: 62.75 MB / 2.33 GB, free: 44.66 MB / 1.229 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.01267/5.286, allocations: 3.056 MB / 2.333 GB, free: 43 MB / 1.229 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.005653/5.292, allocations: 189.4 kB / 2.333 GB, free: 42.95 MB / 1.229 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.02567/5.317, allocations: 2.234 MB / 2.335 GB, free: 40.84 MB / 1.229 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.005062/5.322, allocations: 1.09 MB / 2.336 GB, free: 39.82 MB / 1.229 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.003077/5.326, allocations: 0.7626 MB / 2.337 GB, free: 39.12 MB / 1.229 GB
Notification: Performance of sorting global known variables: time 0.007515/5.333, allocations: 5.914 MB / 2.343 GB, free: 34.27 MB / 1.229 GB
Notification: Performance of sort global known variables: time 2.6e-07/5.333, allocations: 0 / 2.343 GB, free: 34.27 MB / 1.229 GB
Notification: Performance of remove unused functions: time 0.0557/5.389, allocations: 31.81 MB / 2.374 GB, free: 2.969 MB / 1.229 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 42 ($STATESET1.x[32],$STATESET1.x[31],$STATESET1.x[30],$STATESET1.x[29],$STATESET1.x[28],$STATESET1.x[27],$STATESET1.x[26],$STATESET1.x[25],$STATESET1.x[24],$STATESET1.x[23],$STATESET1.x[22],$STATESET1.x[21],$STATESET1.x[20],$STATESET1.x[19],$STATESET1.x[18],$STATESET1.x[17],$STATESET1.x[16],$STATESET1.x[15],$STATESET1.x[14],$STATESET1.x[13],$STATESET1.x[12],$STATESET1.x[11],$STATESET1.x[10],$STATESET1.x[9],$STATESET1.x[8],$STATESET1.x[7],$STATESET1.x[6],$STATESET1.x[5],$STATESET1.x[4],$STATESET1.x[3],$STATESET1.x[2],$STATESET1.x[1],pmpSouth.vol.dynBal.U,pmpNorth.vol.dynBal.U,valSouth.vol.dynBal.U,valNorth.vol.dynBal.U,spl.vol.dynBal.U,spl1.vol.dynBal.U,pumpHea.vol.dynBal.U,spl2.vol.dynBal.U,spl3.vol.dynBal.U,pumpCoo.vol.dynBal.U)
 * Number of discrete variables: 7 ($whenCondition2,$whenCondition1,stepPump.y,stepPump.pulseStart,pumpHea.stage,stepValve.T_start,stepValve.count)
 * Number of discrete states: 1 (stepValve.count)
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (547):
 * Single equations (assignments): 524
 * 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
   {(35,149), (1,1), (62,185)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.004322/5.393, allocations: 0.6125 MB / 2.374 GB, free: 2.566 MB / 1.229 GB
Notification: Performance of simCode: created initialization part: time 0.4395/5.833, allocations: 30.51 MB / 2.404 GB, free: 387.2 MB / 1.245 GB
Notification: Performance of simCode: created event and clocks part: time 0.0002499/5.833, allocations: 167.3 kB / 2.404 GB, free: 387.2 MB / 1.245 GB
Notification: Performance of simCode: created simulation system equations: time 0.0335/5.866, allocations: 15.4 MB / 2.419 GB, free: 386.1 MB / 1.245 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.04619/5.912, allocations: 11.37 MB / 2.43 GB, free: 384.9 MB / 1.245 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.06378/5.976, allocations: 40.25 MB / 2.47 GB, free: 366.4 MB / 1.245 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.006749/5.983, allocations: 4.118 MB / 2.474 GB, free: 363.7 MB / 1.245 GB
Notification: Performance of simCode: alias equations: time 0.02296/6.006, allocations: 3.153 MB / 2.477 GB, free: 361.1 MB / 1.245 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0337/6.04, allocations: 6.855 MB / 2.484 GB, free: 356.9 MB / 1.245 GB
Notification: Performance of SimCode: time 2.255e-06/6.04, allocations: 0 / 2.484 GB, free: 356.9 MB / 1.245 GB
Notification: Performance of Templates: time 1.24/7.279, allocations: 0.765 GB / 3.249 GB, free: 18.52 MB / 1.245 GB
"
[Timeout remaining time 293]
make -j1 -f Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic.makefile [Timeout 300]
(rm -f Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic.pipe ; mkfifo Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic.pipe ; head -c 1048576 < Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic.pipe >> ../files/Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic.sim & ./Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic -abortSlowSimulation -alarm=240 -s gbode -gbm=radauIIA3 -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic.pipe 2>&1) [Timeout 240]
[Calling os._exit(0), Time elapsed: 22.678780658636242]