Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_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 12.0.0-master/package.mo", uses=false)
Using package Buildings with version 12.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: "" <> buildModelFMU(Buildings.Fluid.Examples.FlowSystem.Basic,fileNamePrefix="Buildings_latest_Buildings_Fluid_Examples_FlowSystem_Basic",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Fluid.Examples.FlowSystem.Basic,fileNamePrefix="Buildings_latest_Buildings_Fluid_Examples_FlowSystem_Basic",fmuType="me",version="2.0",platforms={"static"})
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001459/0.001459, allocations: 103.4 kB / 15.33 MB, free: 0.5078 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001414/0.001414, allocations: 194.5 kB / 16.25 MB, free: 6.629 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.272/1.272, allocations: 222.9 MB / 239.9 MB, free: 4.539 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo): time 2.474/2.474, allocations: 482.4 MB / 0.7544 GB, free: 11.14 MB / 0.6075 GB
Notification: Performance of FrontEnd - loaded program: time 0.001667/0.001667, allocations: 66.3 kB / 0.9234 GB, free: 29.55 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2382/0.2399, allocations: 162.2 MB / 1.082 GB, free: 13.55 MB / 0.8419 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Basic): time 0.6706/0.9106, allocations: 354.4 MB / 1.428 GB, free: 2.102 MB / 1.029 GB
Notification: Performance of NFInst.instExpressions: time 0.09164/1.002, allocations: 75.17 MB / 1.501 GB, free: 9.965 MB / 1.107 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.01167/1.014, allocations: 405.4 kB / 1.502 GB, free: 9.566 MB / 1.107 GB
Notification: Performance of NFTyping.typeComponents: time 0.03649/1.051, allocations: 23.72 MB / 1.525 GB, free: 1.797 MB / 1.123 GB
Notification: Performance of NFTyping.typeBindings: time 0.03185/1.082, allocations: 12.91 MB / 1.537 GB, free: 4.848 MB / 1.139 GB
Notification: Performance of NFTyping.typeClassSections: time 0.01924/1.102, allocations: 9.252 MB / 1.547 GB, free: 11.68 MB / 1.154 GB
[/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/NFFrontEnd/NFCeval.mo:1089:9-1089:67:writable] Error: Internal error NFCeval.evalBinaryMul failed to evaluate ‘{0.0, 8.790436005620001e-06, 0.00277777777778, 0.00556874120956, 0.00776635021097, 0.009788150492260001, 0.0113484528833, 0.0127329465541, 0.013985583685, 0.0154360056259, 0.0185205068313837}[pressure.n] * 0.0‘
[/var/lib/jenkins1/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/NFFrontEnd/NFCeval.mo:1089:9-1089:67:writable] Error: Internal error NFCeval.evalBinaryMul failed to evaluate ‘{0.0, 0.00381944444444, 0.00770833333333, 0.0111111111111, 0.014375, 0.0171527777778, 0.0197916666667, 0.0220138888889, 0.0285371863798742}[pressure.n] * 0.0‘
Notification: Performance of NFFlatten.flatten: time 0.06342/1.165, allocations: 56.12 MB / 1.601 GB, free: 3.441 MB / 1.201 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0228/1.188, allocations: 19.51 MB / 1.62 GB, free: 15.78 MB / 1.232 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.02932/1.217, allocations: 17.16 MB / 1.637 GB, free: 14.59 MB / 1.248 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.02288/1.24, allocations: 15.99 MB / 1.653 GB, free: 14.54 MB / 1.264 GB
Notification: Performance of NFPackage.collectConstants: time 0.005234/1.245, allocations: 1.879 MB / 1.655 GB, free: 12.66 MB / 1.264 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.01463/1.26, allocations: 5.988 MB / 1.66 GB, free: 6.664 MB / 1.264 GB
Notification: Performance of NFScalarize.scalarize: time 0.006488/1.266, allocations: 6.161 MB / 1.666 GB, free: 496 kB / 1.264 GB
Notification: Performance of NFVerifyModel.verify: time 0.01345/1.28, allocations: 10.87 MB / 1.677 GB, free: 5.566 MB / 1.279 GB
Notification: Performance of NFConvertDAE.convert: time 0.03094/1.311, allocations: 29.82 MB / 1.706 GB, free: 7.66 MB / 1.311 GB
Notification: Performance of FrontEnd - DAE generated: time 4.489e-06/1.311, allocations: 7.938 kB / 1.706 GB, free: 7.652 MB / 1.311 GB
Notification: Performance of FrontEnd: time 1.212e-06/1.311, allocations: 0 / 1.706 GB, free: 7.652 MB / 1.311 GB
Notification: Performance of Transformations before backend: time 0.0004588/1.311, allocations: 0 / 1.706 GB, free: 7.652 MB / 1.311 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 0.04265/1.354, allocations: 22.76 MB / 1.728 GB, free: 0.6914 MB / 1.326 GB
Notification: Performance of prepare preOptimizeDAE: time 3.648e-05/1.354, allocations: 8.031 kB / 1.728 GB, free: 0.6836 MB / 1.326 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.001588/1.356, allocations: 1.004 MB / 1.729 GB, free: 15.67 MB / 1.342 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0123/1.368, allocations: 3.104 MB / 1.732 GB, free: 12.54 MB / 1.342 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.03264/1.401, allocations: 21.42 MB / 1.753 GB, free: 7 MB / 1.357 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005682/1.401, allocations: 0.6779 MB / 1.754 GB, free: 6.32 MB / 1.357 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001871/1.403, allocations: 0.8982 MB / 1.755 GB, free: 5.422 MB / 1.357 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.4176/1.821, allocations: 17.13 MB / 1.772 GB, free: 488.5 MB / 1.357 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0002076/1.821, allocations: 15.73 kB / 1.772 GB, free: 488.5 MB / 1.357 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001827/1.823, allocations: 319.8 kB / 1.772 GB, free: 488.2 MB / 1.357 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001251/1.823, allocations: 204.8 kB / 1.772 GB, free: 488.2 MB / 1.357 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03014/1.853, allocations: 21.2 MB / 1.793 GB, free: 481.7 MB / 1.357 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 0.08192/1.935, allocations: 81.63 MB / 1.873 GB, free: 422.5 MB / 1.357 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01647/1.952, allocations: 14.21 MB / 1.886 GB, free: 412.1 MB / 1.357 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01054/1.962, allocations: 10.52 MB / 1.897 GB, free: 401.6 MB / 1.357 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 0.04062/2.003, allocations: 35.43 MB / 1.931 GB, free: 366.4 MB / 1.357 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01177/2.015, allocations: 10.72 MB / 1.942 GB, free: 355.6 MB / 1.357 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.01828/2.033, allocations: 7.558 MB / 1.949 GB, free: 348.8 MB / 1.357 GB
Notification: Performance of pre-optimization done (n=552): time 1.065e-05/2.033, allocations: 0 / 1.949 GB, free: 348.8 MB / 1.357 GB
Notification: Performance of matching and sorting (n=836): time 0.7626/2.795, allocations: 246.5 MB / 2.19 GB, free: 101.2 MB / 1.357 GB
Warning: The linear system: 
1 : valCoo.m_flow + spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsSouth1[2].m_flow) - tabsSouth1[1].m_flow - tabsSouth1[3].m_flow - tabsSouth1[4].m_flow - tabsSouth2[1].m_flow - tabsSouth2[2].m_flow - tabsSouth2[3].m_flow - tabsSouth2[4].m_flow - tabsSouth2[5].m_flow - tabsSouth2[6].m_flow - tabsSouth2[7].m_flow - tabsSouth2[8].m_flow - tabsNorth1[1].m_flow - tabsNorth1[2].m_flow - tabsNorth1[3].m_flow - tabsNorth1[4].m_flow - tabsNorth2[1].m_flow - tabsNorth2[2].m_flow - tabsNorth2[3].m_flow - tabsNorth2[4].m_flow - tabsNorth2[5].m_flow - tabsNorth2[6].m_flow - tabsNorth2[8].m_flow - tabsNorth2[7].m_flow = 0.0
2 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0
[
  -1.0 , -1.0 ;
  1.0 , 1.0
]
  *
[
  tabsSouth1[1].m_flow ;
  tabsSouth1[2].m_flow
]
  =
[
  tabsSouth1[3].m_flow + tabsNorth2[8].m_flow + tabsNorth2[7].m_flow + tabsNorth2[6].m_flow + tabsNorth2[5].m_flow + tabsNorth2[4].m_flow + tabsNorth2[3].m_flow + tabsNorth2[2].m_flow + tabsNorth2[1].m_flow + tabsNorth1[4].m_flow + tabsNorth1[3].m_flow + tabsNorth1[2].m_flow + tabsNorth1[1].m_flow + tabsSouth2[8].m_flow + tabsSouth2[7].m_flow + tabsSouth2[6].m_flow + tabsSouth2[5].m_flow + tabsSouth2[4].m_flow + tabsSouth2[3].m_flow + tabsSouth2[2].m_flow + tabsSouth2[1].m_flow + tabsSouth1[4].m_flow + (-spl1.res1.m_flow) - valCoo.m_flow - valNorth.res3.m_flow - valSouth.res3.m_flow ;
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0
2 : valCoo.m_flow + spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsSouth1[2].m_flow) - tabsSouth1[1].m_flow - tabsSouth1[3].m_flow - tabsSouth1[4].m_flow - tabsSouth2[1].m_flow - tabsSouth2[2].m_flow - tabsSouth2[3].m_flow - tabsSouth2[4].m_flow - tabsSouth2[5].m_flow - tabsSouth2[6].m_flow - tabsSouth2[7].m_flow - tabsSouth2[8].m_flow - tabsNorth1[1].m_flow - tabsNorth1[2].m_flow - tabsNorth1[3].m_flow - tabsNorth1[4].m_flow - tabsNorth2[1].m_flow - tabsNorth2[2].m_flow - tabsNorth2[3].m_flow - tabsNorth2[4].m_flow - tabsNorth2[5].m_flow - tabsNorth2[6].m_flow - tabsNorth2[8].m_flow - tabsNorth2[7].m_flow = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  tabsSouth1[2].m_flow ;
  tabsSouth1[1].m_flow
]
  =
[
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ;
  tabsSouth1[3].m_flow + tabsNorth2[8].m_flow + tabsNorth2[7].m_flow + tabsNorth2[6].m_flow + tabsNorth2[5].m_flow + tabsNorth2[4].m_flow + tabsNorth2[3].m_flow + tabsNorth2[2].m_flow + tabsNorth2[1].m_flow + tabsNorth1[4].m_flow + tabsNorth1[3].m_flow + tabsNorth1[2].m_flow + tabsNorth1[1].m_flow + tabsSouth2[8].m_flow + tabsSouth2[7].m_flow + tabsSouth2[6].m_flow + tabsSouth2[5].m_flow + tabsSouth2[4].m_flow + tabsSouth2[3].m_flow + tabsSouth2[2].m_flow + tabsSouth2[1].m_flow + tabsSouth1[4].m_flow + (-spl1.res1.m_flow) - valCoo.m_flow - valNorth.res3.m_flow - valSouth.res3.m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsNorth2[8].m_flow.SeedStateSetJac0) - tabsNorth2[7].m_flow.SeedStateSetJac0 - tabsNorth2[6].m_flow.SeedStateSetJac0 - tabsNorth2[5].m_flow.SeedStateSetJac0 - tabsNorth2[4].m_flow.SeedStateSetJac0 - tabsNorth2[3].m_flow.SeedStateSetJac0 - tabsNorth2[2].m_flow.SeedStateSetJac0 - tabsNorth2[1].m_flow.SeedStateSetJac0 - tabsNorth1[4].m_flow.SeedStateSetJac0 - tabsNorth1[3].m_flow.SeedStateSetJac0 - tabsNorth1[2].m_flow.SeedStateSetJac0 - tabsNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth2[8].m_flow.SeedStateSetJac0 - tabsSouth2[7].m_flow.SeedStateSetJac0 - tabsSouth2[6].m_flow.SeedStateSetJac0 - tabsSouth2[5].m_flow.SeedStateSetJac0 - tabsSouth2[4].m_flow.SeedStateSetJac0 - tabsSouth2[3].m_flow.SeedStateSetJac0 - tabsSouth2[2].m_flow.SeedStateSetJac0 - tabsSouth2[1].m_flow.SeedStateSetJac0 - tabsSouth1[4].m_flow.SeedStateSetJac0 - tabsSouth1[3].m_flow.SeedStateSetJac0 - tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0
2 : tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0
[
  -1.0 , -1.0 ;
  1.0 , 1.0
]
  *
[
  tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0
]
  =
[
  tabsNorth2[8].m_flow.SeedStateSetJac0 + tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth2[1].m_flow.SeedStateSetJac0 + tabsSouth2[2].m_flow.SeedStateSetJac0 + tabsSouth2[3].m_flow.SeedStateSetJac0 + tabsSouth2[4].m_flow.SeedStateSetJac0 + tabsSouth2[5].m_flow.SeedStateSetJac0 + tabsSouth2[6].m_flow.SeedStateSetJac0 + tabsSouth2[7].m_flow.SeedStateSetJac0 + tabsSouth2[8].m_flow.SeedStateSetJac0 + tabsNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsNorth1[2].m_flow.SeedStateSetJac0 + tabsNorth1[3].m_flow.SeedStateSetJac0 + tabsNorth1[4].m_flow.SeedStateSetJac0 + tabsNorth2[1].m_flow.SeedStateSetJac0 + tabsNorth2[2].m_flow.SeedStateSetJac0 + tabsNorth2[3].m_flow.SeedStateSetJac0 + tabsNorth2[4].m_flow.SeedStateSetJac0 + tabsNorth2[5].m_flow.SeedStateSetJac0 + tabsNorth2[6].m_flow.SeedStateSetJac0 + tabsNorth2[7].m_flow.SeedStateSetJac0 + (-spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0) - valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsSouth1[3].m_flow.SeedStateSetJac0) - tabsSouth1[4].m_flow.SeedStateSetJac0
]
 might be structurally or numerically singular for variable tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of inlineWhenForInitialization (initialization): time 0.08191/2.877, allocations: 52.7 MB / 2.241 GB, free: 46.98 MB / 1.357 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0171/2.895, allocations: 18.98 MB / 2.26 GB, free: 28.07 MB / 1.357 GB
Notification: Performance of collectPreVariables (initialization): time 0.003199/2.898, allocations: 225.5 kB / 2.26 GB, free: 27.85 MB / 1.357 GB
Notification: Performance of collectInitialEqns (initialization): time 0.003801/2.902, allocations: 7.474 MB / 2.267 GB, free: 20.4 MB / 1.357 GB
Notification: Performance of collectInitialBindings (initialization): time 0.007847/2.909, allocations: 2.994 MB / 2.27 GB, free: 17.43 MB / 1.357 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.006611/2.916, allocations: 4.395 MB / 2.275 GB, free: 13.02 MB / 1.357 GB
Notification: Performance of setup shared object (initialization): time 2.785e-05/2.916, allocations: 313.1 kB / 2.275 GB, free: 12.71 MB / 1.357 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.3933/3.309, allocations: 25.07 MB / 2.299 GB, free: 445.2 MB / 1.357 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.03468/3.344, allocations: 27.92 MB / 2.327 GB, free: 436.5 MB / 1.357 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.05284/3.397, allocations: 46.01 MB / 2.372 GB, free: 421.3 MB / 1.357 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.108e-05/3.397, allocations: 14.19 kB / 2.372 GB, free: 421.3 MB / 1.357 GB
Notification: Performance of matching and sorting (n=1552) (initialization): time 0.4904/3.887, allocations: 146.2 MB / 2.514 GB, free: 297.8 MB / 1.357 GB
Notification: Performance of prepare postOptimizeDAE: time 5.942e-05/3.888, allocations: 57.69 kB / 2.514 GB, free: 297.8 MB / 1.357 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.653e-05/3.888, allocations: 44 kB / 2.514 GB, free: 297.7 MB / 1.357 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.4881/4.376, allocations: 125.2 MB / 2.637 GB, free: 172.9 MB / 1.357 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01433/4.39, allocations: 3.244 MB / 2.64 GB, free: 169.7 MB / 1.357 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1143/4.504, allocations: 86.92 MB / 2.725 GB, free: 82.71 MB / 1.357 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1504/4.655, allocations: 11.13 MB / 2.736 GB, free: 71.63 MB / 1.357 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.003795/4.658, allocations: 1.656 MB / 2.737 GB, free: 69.97 MB / 1.357 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.03112/4.69, allocations: 28.1 MB / 2.765 GB, free: 41.84 MB / 1.357 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.4273/5.117, allocations: 27.31 MB / 2.791 GB, free: 429 MB / 1.357 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.05938/5.176, allocations: 44.76 MB / 2.835 GB, free: 420.6 MB / 1.357 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 8.025e-05/5.176, allocations: 11.72 kB / 2.835 GB, free: 420.6 MB / 1.357 GB
Notification: Performance of matching and sorting (n=1552) (initialization_lambda0): time 0.49/5.666, allocations: 144 MB / 2.976 GB, free: 333.1 MB / 1.357 GB
Notification: Performance of prepare postOptimizeDAE: time 5.954e-05/5.667, allocations: 51.73 kB / 2.976 GB, free: 333.1 MB / 1.357 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.45e-05/5.667, allocations: 44 kB / 2.976 GB, free: 333 MB / 1.357 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.4796/6.146, allocations: 124.1 MB / 3.097 GB, free: 209.3 MB / 1.357 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0131/6.159, allocations: 3.193 MB / 3.1 GB, free: 206.1 MB / 1.357 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.125/6.284, allocations: 93.94 MB / 3.192 GB, free: 112.3 MB / 1.357 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1504/6.435, allocations: 11.2 MB / 3.203 GB, free: 101.2 MB / 1.357 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.003159/6.438, allocations: 1.621 MB / 3.204 GB, free: 99.57 MB / 1.357 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 203
 * Number of states: 0 ()
 * Number of discrete variables: 10 ($whenCondition1,stepValve.count,$PRE.stepValve.count,stepValve.T_start,$PRE.stepValve.T_start,pumpHea.stage,stepPump.pulseStart,$PRE.stepPump.pulseStart,stepPump.y,$whenCondition2)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (968):
 * Single equations (assignments): 946
 * Array equations: 6
 * Algorithm blocks: 1
 * Record equations: 4
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 8
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details (not torn):
 * Constant Jacobian (size): 0 systems
 * Linear Jacobian (size,density): 0 systems
 * Non-linear Jacobian (size): 8 systems
   {1, 1, 1, 1, 1, 1, 1, 1}
 * Without analytic Jacobian (size): 0 systems
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 1 system
   {(28,28,89.3%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 2 systems
   {(33,119), (33,119)}
Notification: Performance of prepare postOptimizeDAE: time 0.004394/6.442, allocations: 0.7202 MB / 3.205 GB, free: 98.87 MB / 1.357 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.004277/6.447, allocations: 1.542 MB / 3.207 GB, free: 98.13 MB / 1.357 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.1707/6.617, allocations: 70.35 MB / 3.275 GB, free: 27.79 MB / 1.357 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.5998/7.217, allocations: 82.39 MB / 3.356 GB, free: 403.1 MB / 1.357 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 4.098e-05/7.217, allocations: 30.69 kB / 3.356 GB, free: 403.1 MB / 1.357 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.1767/7.394, allocations: 81.27 MB / 3.435 GB, free: 373.9 MB / 1.357 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.2735/7.667, allocations: 209.3 MB / 3.64 GB, free: 164.8 MB / 1.357 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.527e-05/7.667, allocations: 4 kB / 3.64 GB, free: 164.8 MB / 1.357 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.009958/7.677, allocations: 2.313 MB / 3.642 GB, free: 162.5 MB / 1.357 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.447/8.124, allocations: 142.3 MB / 3.781 GB, free: 20.2 MB / 1.357 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.002905/8.127, allocations: 0.7946 MB / 3.781 GB, free: 19.41 MB / 1.357 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.4828/8.61, allocations: 71.72 MB / 3.852 GB, free: 403.8 MB / 1.357 GB
Warning: The linear system: 
1 : tabsSouth2[8].dp = valSouth2[8].port_b.p - tabsSouth1[1].port_b.p
2 : tabsSouth2[1].dp = valSouth2[1].port_b.p - tabsSouth1[1].port_b.p
3 : valSouth2[1].dp = valSouth2[2].port_a.p - valSouth2[1].port_b.p
4 : valSouth2[8].dp = valSouth2[2].port_a.p - valSouth2[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
]
  *
[
  valSouth2[8].port_b.p ;
  valSouth2[2].port_a.p ;
  valSouth2[1].port_b.p ;
  tabsSouth1[1].port_b.p
]
  =
[
  -tabsSouth2[8].dp ;
  -tabsSouth2[1].dp ;
  -valSouth2[1].dp ;
  -valSouth2[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 : 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) - $cse423 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  tabsSouth1[1].m_flow ;
  tabsSouth1[2].m_flow
]
  =
[
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ;
  tabsNorth2[7].m_flow + tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth2[1].m_flow + tabsSouth2[2].m_flow + tabsSouth2[3].m_flow + tabsSouth2[4].m_flow + tabsSouth2[5].m_flow + tabsSouth2[6].m_flow + tabsSouth2[7].m_flow + tabsSouth2[8].m_flow + tabsNorth1[1].m_flow + tabsNorth1[2].m_flow + tabsNorth1[3].m_flow + tabsNorth1[4].m_flow + tabsNorth2[1].m_flow + tabsNorth2[2].m_flow + tabsNorth2[3].m_flow + tabsNorth2[4].m_flow + tabsNorth2[5].m_flow + tabsNorth2[6].m_flow + tabsNorth2[8].m_flow + $cse423 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valSouth2[1].dp = valSouth2[2].port_a.p - valSouth2[1].port_b.p
2 : valSouth2[8].dp = valSouth2[2].port_a.p - valSouth2[8].port_b.p
3 : tabsSouth2[8].dp = valSouth2[8].port_b.p - tabsSouth1[1].port_b.p
4 : tabsSouth2[1].dp = valSouth2[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
]
  *
[
  valSouth2[1].port_b.p ;
  tabsSouth1[1].port_b.p ;
  valSouth2[8].port_b.p ;
  valSouth2[2].port_a.p
]
  =
[
  -valSouth2[1].dp ;
  -valSouth2[8].dp ;
  -tabsSouth2[8].dp ;
  -tabsSouth2[1].dp
]
 might be structurally or numerically singular for variable valSouth2[2].port_a.p since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse423 - 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 + $cse423 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ;
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
2 : valSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
3 : valSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
4 : tabsSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.1.port_b.p.$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 ;
  valSouth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  -tabsSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -tabsSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable valSouth2.8.port_b.p.$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 - $cse423.$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 + $cse423.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsNorth2[7].m_flow.SeedStateSetJac29 + tabsNorth2[8].m_flow.SeedStateSetJac29 + tabsNorth2[6].m_flow.SeedStateSetJac29 + tabsNorth2[5].m_flow.SeedStateSetJac29 + tabsNorth2[4].m_flow.SeedStateSetJac29 + tabsNorth2[3].m_flow.SeedStateSetJac29 + tabsNorth2[2].m_flow.SeedStateSetJac29 + tabsNorth2[1].m_flow.SeedStateSetJac29 + tabsNorth1[4].m_flow.SeedStateSetJac29 + tabsNorth1[3].m_flow.SeedStateSetJac29 + tabsNorth1[2].m_flow.SeedStateSetJac29 + tabsNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsSouth2[8].m_flow.SeedStateSetJac29 + tabsSouth2[7].m_flow.SeedStateSetJac29 + tabsSouth2[6].m_flow.SeedStateSetJac29 + tabsSouth2[5].m_flow.SeedStateSetJac29 + tabsSouth2[4].m_flow.SeedStateSetJac29 + tabsSouth2[3].m_flow.SeedStateSetJac29 + tabsSouth2[2].m_flow.SeedStateSetJac29 + tabsSouth2[1].m_flow.SeedStateSetJac29 + tabsSouth1[4].m_flow.SeedStateSetJac29 + (-valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
2 : valSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
3 : valSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
4 : tabsSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.1.port_b.p.$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 ;
  valSouth2.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  -tabsSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -tabsSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable valSouth2.8.port_b.p.$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 - $cse423.$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 + $cse423.$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.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.06824/8.679, allocations: 49.78 MB / 3.9 GB, free: 379.3 MB / 1.357 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.2135/8.892, allocations: 119.3 MB / 4.017 GB, free: 296.3 MB / 1.357 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.01301/8.905, allocations: 7.125 MB / 4.024 GB, free: 289.5 MB / 1.357 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.00403/8.909, allocations: 184 kB / 4.024 GB, free: 289.3 MB / 1.357 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.07892/8.988, allocations: 5.759 MB / 4.029 GB, free: 283.8 MB / 1.357 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.003548/8.992, allocations: 1.115 MB / 4.031 GB, free: 282.7 MB / 1.357 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.001777/8.993, allocations: 0.8806 MB / 4.031 GB, free: 281.8 MB / 1.357 GB
Notification: Performance of sorting global known variables: time 0.01207/9.005, allocations: 13.2 MB / 4.044 GB, free: 268.7 MB / 1.357 GB
Notification: Performance of sort global known variables: time 2.1e-07/9.005, allocations: 3.938 kB / 4.044 GB, free: 268.6 MB / 1.357 GB
Notification: Performance of remove unused functions: time 0.1349/9.14, allocations: 80.52 MB / 4.123 GB, free: 188.3 MB / 1.357 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 42 ($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 (546):
 * Single equations (assignments): 523
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 10
 * When equations: 3
 * If-equations: 0
 * Equation systems (not torn): 6
 * Torn equation systems: 4
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details (not torn):
 * Constant Jacobian (size): 0 systems
 * Linear Jacobian (size,density): 0 systems
 * Non-linear Jacobian (size): 6 systems
   {1, 1, 1, 1, 1, 1}
 * Without analytic Jacobian (size): 0 systems
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 1 system
   {(28,28,89.3%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 3 systems
   {(33,156), (1,1), (62,186)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.2089/9.349, allocations: 120 MB / 4.24 GB, free: 68.42 MB / 1.357 GB
Notification: Performance of simCode: created initialization part: time 0.5466/9.896, allocations: 113.5 MB / 4.351 GB, free: 435.6 MB / 1.357 GB
Notification: Performance of simCode: created event and clocks part: time 7.754e-06/9.896, allocations: 2.781 kB / 4.351 GB, free: 435.6 MB / 1.357 GB
Notification: Performance of simCode: created simulation system equations: time 0.05603/9.952, allocations: 35.14 MB / 4.385 GB, free: 424.8 MB / 1.357 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.05522/10.01, allocations: 8.263 MB / 4.393 GB, free: 422.7 MB / 1.357 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 2.12/12.13, allocations: 0.5815 GB / 4.975 GB, free: 352.7 MB / 1.358 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.007058/12.13, allocations: 10.78 MB / 4.985 GB, free: 341.9 MB / 1.358 GB
Notification: Performance of simCode: alias equations: time 0.02408/12.16, allocations: 7.753 MB / 4.993 GB, free: 334.3 MB / 1.358 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01522/12.17, allocations: 11.59 MB / 5.004 GB, free: 322.7 MB / 1.358 GB
Notification: Performance of SimCode: time 4.91e-07/12.17, allocations: 7.938 kB / 5.004 GB, free: 322.7 MB / 1.358 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 9.126/21.3, allocations: 0.9126 GB / 5.917 GB, free: 433.5 MB / 1.389 GB
Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.000247/21.3, allocations: 276.2 kB / 5.917 GB, free: 433.1 MB / 1.389 GB
Notification: Performance of buildModelFMU: Generate platform static: time 23.05/44.35, allocations: 0 / 5.917 GB, free: 433.1 MB / 1.389 GB
(rm -f Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Basic.pipe ; mkfifo Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Basic.pipe ; head -c 1048576 < Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Basic.pipe >> ../files/Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Basic.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Basic_res.mat --tempDir=temp_Buildings_latest_Buildings_Fluid_Examples_FlowSystem_Basic_fmu --startTime=0 --stopTime=1000 --timeout=400 --tolerance=1e-06 Buildings_latest_Buildings_Fluid_Examples_FlowSystem_Basic.fmu > Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Basic.pipe 2>&1)
TODO: How the !@#!# did the simulation report success but simulation result Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Basic_res.mat does not exist to compare? outputFormat=mat