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 4.1.0+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 0.001757/0.001757, allocations: 92.31 kB / 20.19 MB, free: 4.355 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 0.002189/0.002189, allocations: 169 kB / 23.49 MB, free: 1.051 MB / 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 0.9424/0.9424, allocations: 177.1 MB / 203.8 MB, free: 5.637 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/package.mo): time 2.059/2.059, allocations: 429.5 MB / 0.6736 GB, free: 4.062 MB / 0.6355 GB
"
[Timeout remaining time 177]
Using package Buildings with version 14.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings master/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_latest_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_latest_Buildings.Fluid.Examples.FlowSystem.Basic") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 1.403e-06/1.403e-06, allocations: 0 / 0.8782 GB, free: 6.664 MB / 0.8386 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.442e-05/2.582e-05, allocations: 3.438 kB / 0.8782 GB, free: 6.66 MB / 0.8386 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Basic): time 0.6636/0.6636, allocations: 373.6 MB / 1.243 GB, free: 11.97 MB / 1.01 GB
Notification: Performance of NFInst.instExpressions: time 0.09114/0.7547, allocations: 80.67 MB / 1.322 GB, free: 7.004 MB / 1.073 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.01893/0.7737, allocations: 0.674 MB / 1.322 GB, free: 6.324 MB / 1.073 GB
Notification: Performance of NFTyping.typeComponents: time 0.01904/0.7927, allocations: 6.496 MB / 1.329 GB, free: 15.79 MB / 1.089 GB
Notification: Performance of NFTyping.typeBindings: time 0.03906/0.8318, allocations: 15.64 MB / 1.344 GB, free: 64 kB / 1.089 GB
Notification: Performance of NFTyping.typeClassSections: time 0.02382/0.8556, allocations: 12.44 MB / 1.356 GB, free: 3.613 MB / 1.104 GB
Notification: Performance of NFFlatten.flatten: time 0.09349/0.9491, allocations: 69.18 MB / 1.424 GB, free: 14.27 MB / 1.182 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.04087/0.99, allocations: 17.14 MB / 1.441 GB, free: 13 MB / 1.198 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.05084/1.041, allocations: 25 MB / 1.465 GB, free: 4.023 MB / 1.214 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.02485/1.066, allocations: 15.29 MB / 1.48 GB, free: 4.699 MB / 1.229 GB
Notification: Performance of NFPackage.collectConstants: time 0.006376/1.072, allocations: 1.84 MB / 1.482 GB, free: 2.859 MB / 1.229 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.0151/1.087, allocations: 5.034 MB / 1.487 GB, free: 13.82 MB / 1.245 GB
Notification: Performance of NFScalarize.scalarize: time 0.01017/1.097, allocations: 6.564 MB / 1.493 GB, free: 7.23 MB / 1.245 GB
Notification: Performance of NFVerifyModel.verify: time 0.01828/1.116, allocations: 7.856 MB / 1.501 GB, free: 15.35 MB / 1.26 GB
Notification: Performance of NFConvertDAE.convert: time 0.03702/1.153, allocations: 21.53 MB / 1.522 GB, free: 9.758 MB / 1.276 GB
Notification: Performance of FrontEnd - DAE generated: time 5.09e-06/1.153, allocations: 0 / 1.522 GB, free: 9.758 MB / 1.276 GB
Notification: Performance of FrontEnd: time 1.383e-06/1.153, allocations: 0 / 1.522 GB, free: 9.758 MB / 1.276 GB
Notification: Performance of Transformations before backend: time 0.0008717/1.153, allocations: 0 / 1.522 GB, free: 9.758 MB / 1.276 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 0.04261/1.196, allocations: 22.74 MB / 1.544 GB, free: 2.805 MB / 1.292 GB
Notification: Performance of prepare preOptimizeDAE: time 5.63e-05/1.196, allocations: 8.031 kB / 1.544 GB, free: 2.797 MB / 1.292 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.4303/1.626, allocations: 3.807 MB / 1.548 GB, free: 480.8 MB / 1.292 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0273/1.654, allocations: 18.31 MB / 1.565 GB, free: 476.2 MB / 1.292 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005573/1.654, allocations: 0.7416 MB / 1.566 GB, free: 475.9 MB / 1.292 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002704/1.657, allocations: 1.038 MB / 1.567 GB, free: 475.5 MB / 1.292 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01994/1.677, allocations: 11.45 MB / 1.578 GB, free: 471.8 MB / 1.292 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0002145/1.677, allocations: 13.34 kB / 1.578 GB, free: 471.8 MB / 1.292 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001504/1.679, allocations: 315.4 kB / 1.579 GB, free: 471.5 MB / 1.292 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000199/1.679, allocations: 207.5 kB / 1.579 GB, free: 471.5 MB / 1.292 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02026/1.699, allocations: 7.595 MB / 1.586 GB, free: 470.6 MB / 1.292 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 0.08869/1.788, allocations: 54.81 MB / 1.64 GB, free: 436 MB / 1.292 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01091/1.799, allocations: 6.369 MB / 1.646 GB, free: 433.7 MB / 1.292 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.007876/1.807, allocations: 4.538 MB / 1.651 GB, free: 430.5 MB / 1.292 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 0.04772/1.854, allocations: 22.91 MB / 1.673 GB, free: 407.6 MB / 1.292 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.009444/1.864, allocations: 6.141 MB / 1.679 GB, free: 401.2 MB / 1.292 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.0184/1.882, allocations: 8.239 MB / 1.687 GB, free: 393.5 MB / 1.292 GB
Notification: Performance of pre-optimization done (n=548): time 4.205e-05/1.882, allocations: 0 / 1.687 GB, free: 393.5 MB / 1.292 GB
Notification: Performance of matching and sorting (n=832): time 0.4405/2.323, allocations: 167.8 MB / 1.851 GB, free: 224.5 MB / 1.292 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 0.04854/2.371, allocations: 34.82 MB / 1.885 GB, free: 188.3 MB / 1.292 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.02622/2.397, allocations: 15.63 MB / 1.9 GB, free: 172.8 MB / 1.292 GB
Notification: Performance of collectPreVariables (initialization): time 0.003823/2.401, allocations: 281.7 kB / 1.9 GB, free: 172.5 MB / 1.292 GB
Notification: Performance of collectInitialEqns (initialization): time 0.006655/2.408, allocations: 9.078 MB / 1.909 GB, free: 163.5 MB / 1.292 GB
Notification: Performance of collectInitialBindings (initialization): time 0.008258/2.416, allocations: 3.18 MB / 1.912 GB, free: 160.3 MB / 1.292 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.009952/2.426, allocations: 4.274 MB / 1.916 GB, free: 156 MB / 1.292 GB
Notification: Performance of setup shared object (initialization): time 3.247e-05/2.426, allocations: 492.7 kB / 1.917 GB, free: 155.6 MB / 1.292 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01162/2.438, allocations: 4.803 MB / 1.922 GB, free: 150.7 MB / 1.292 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01473/2.453, allocations: 14.62 MB / 1.936 GB, free: 132.4 MB / 1.292 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.02601/2.479, allocations: 17.24 MB / 1.953 GB, free: 112.7 MB / 1.292 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0001344/2.479, allocations: 36 kB / 1.953 GB, free: 112.7 MB / 1.292 GB
Notification: Performance of matching and sorting (n=1653) (initialization): time 0.2739/2.753, allocations: 73.67 MB / 2.025 GB, free: 38.95 MB / 1.292 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0001326/2.753, allocations: 85.7 kB / 2.025 GB, free: 38.86 MB / 1.292 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001365/2.753, allocations: 124 kB / 2.025 GB, free: 38.74 MB / 1.292 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.7881/3.541, allocations: 151.3 MB / 2.173 GB, free: 392 MB / 1.292 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01523/3.556, allocations: 8.983 MB / 2.181 GB, free: 384.5 MB / 1.292 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.06557/3.622, allocations: 38.03 MB / 2.219 GB, free: 348.6 MB / 1.292 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.08791/3.71, allocations: 61.11 MB / 2.278 GB, free: 287.4 MB / 1.292 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.005629/3.715, allocations: 1.793 MB / 2.28 GB, free: 285.6 MB / 1.292 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01704/3.732, allocations: 4.994 MB / 2.285 GB, free: 280.6 MB / 1.292 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.01389/3.746, allocations: 14.51 MB / 2.299 GB, free: 262.4 MB / 1.292 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.02334/3.77, allocations: 17.5 MB / 2.316 GB, free: 242.8 MB / 1.292 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 0.0001086/3.77, allocations: 36 kB / 2.316 GB, free: 242.8 MB / 1.292 GB
Notification: Performance of matching and sorting (n=1653) (initialization_lambda0): time 0.2787/4.048, allocations: 72.57 MB / 2.387 GB, free: 171.3 MB / 1.292 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0001101/4.049, allocations: 82.67 kB / 2.387 GB, free: 171.2 MB / 1.292 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001299/4.049, allocations: 124 kB / 2.387 GB, free: 171.1 MB / 1.292 GB
Notification: Tearing is skipped for linear strong component 7: solving it torn to 24 iteration variables is estimated at 51168 flops against 19186 for the untorn system of size 152.
Notification: Performance of postOpt tearingSystem (initialization): time 0.3742/4.423, allocations: 149.4 MB / 2.533 GB, free: 22.2 MB / 1.292 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.5746/4.997, allocations: 8.933 MB / 2.542 GB, free: 388.4 MB / 1.292 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.07824/5.076, allocations: 28.78 MB / 2.57 GB, free: 384.9 MB / 1.292 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1038/5.179, allocations: 61.15 MB / 2.63 GB, free: 370.9 MB / 1.292 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006914/5.186, allocations: 1.757 MB / 2.631 GB, free: 369.9 MB / 1.292 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 568
 * 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 (1197):
 * Single equations (assignments): 1179
 * Array equations: 6
 * Algorithm blocks: 1
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 8
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details (not torn):
 * Constant Jacobian (size): 0 systems
 * Linear Jacobian (size,density): 0 systems
 * Non-linear Jacobian (size): 8 systems
   {1, 1, 1, 1, 1, 1, 1, 1}
 * Without analytic Jacobian (size): 0 systems
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 1 system
   {(28,28,89.3%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 2 systems
   {(33,119), (33,119)}
Notification: Performance of prepare postOptimizeDAE: time 0.008684/5.195, allocations: 1.032 MB / 2.632 GB, free: 369.6 MB / 1.292 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.01138/5.206, allocations: 2.007 MB / 2.634 GB, free: 369.6 MB / 1.292 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.1309/5.337, allocations: 42.68 MB / 2.676 GB, free: 353.8 MB / 1.292 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.1157/5.453, allocations: 45.53 MB / 2.72 GB, free: 309.9 MB / 1.292 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001297/5.453, allocations: 28 kB / 2.721 GB, free: 309.9 MB / 1.292 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.1154/5.569, allocations: 44.39 MB / 2.764 GB, free: 265.6 MB / 1.292 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.2038/5.772, allocations: 102 MB / 2.863 GB, free: 163.8 MB / 1.292 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.402e-05/5.773, allocations: 0 / 2.863 GB, free: 163.8 MB / 1.292 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01257/5.785, allocations: 7.308 MB / 2.871 GB, free: 156.4 MB / 1.292 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.868/6.653, allocations: 169.4 MB / 3.036 GB, free: 385.4 MB / 1.292 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004343/6.657, allocations: 0.7819 MB / 3.037 GB, free: 385.4 MB / 1.292 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.08779/6.745, allocations: 50.28 MB / 3.086 GB, free: 372.1 MB / 1.292 GB
Warning: The linear system: 
1 : tabsSouth2[4].dp = valSouth2[4].port_b.p - tabsSouth1[1].port_b.p
2 : tabsSouth2[8].dp = valSouth2[8].port_b.p - tabsSouth1[1].port_b.p
3 : valSouth2[8].dp = valSouth2[2].port_a.p - valSouth2[8].port_b.p
4 : valSouth2[4].dp = valSouth2[2].port_a.p - valSouth2[4].port_b.p
[
  -1.0 , 0.0 , 0.0 , 1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , -1.0 , 1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  valSouth2[4].port_b.p ;
  valSouth2[2].port_a.p ;
  valSouth2[8].port_b.p ;
  tabsSouth1[1].port_b.p
]
  =
[
  -tabsSouth2[4].dp ;
  -tabsSouth2[8].dp ;
  -valSouth2[8].dp ;
  -valSouth2[4].dp
]
 might be structurally or numerically singular for variable tabsSouth1[1].port_b.p since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0
2 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse422 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  tabsSouth1[1].m_flow ;
  tabsSouth1[2].m_flow
]
  =
[
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow ;
  tabsNorth2[7].m_flow + tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth2[1].m_flow + tabsSouth2[2].m_flow + tabsSouth2[3].m_flow + tabsSouth2[4].m_flow + tabsSouth2[5].m_flow + tabsSouth2[6].m_flow + tabsSouth2[7].m_flow + tabsSouth2[8].m_flow + tabsNorth1[1].m_flow + tabsNorth1[2].m_flow + tabsNorth1[3].m_flow + tabsNorth1[4].m_flow + tabsNorth2[1].m_flow + tabsNorth2[2].m_flow + tabsNorth2[3].m_flow + tabsNorth2[4].m_flow + tabsNorth2[5].m_flow + tabsNorth2[6].m_flow + tabsNorth2[8].m_flow + $cse422 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valSouth2[8].dp = valSouth2[2].port_a.p - valSouth2[8].port_b.p
2 : valSouth2[4].dp = valSouth2[2].port_a.p - valSouth2[4].port_b.p
3 : tabsSouth2[4].dp = valSouth2[4].port_b.p - tabsSouth1[1].port_b.p
4 : tabsSouth2[8].dp = valSouth2[8].port_b.p - tabsSouth1[1].port_b.p
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , 1.0 , -1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  -1.0 , 1.0 , 0.0 , 0.0
]
  *
[
  valSouth2[8].port_b.p ;
  tabsSouth1[1].port_b.p ;
  valSouth2[4].port_b.p ;
  valSouth2[2].port_a.p
]
  =
[
  -valSouth2[8].dp ;
  -valSouth2[4].dp ;
  -tabsSouth2[4].dp ;
  -tabsSouth2[8].dp
]
 might be structurally or numerically singular for variable valSouth2[2].port_a.p since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse422 - tabsNorth2[8].m_flow - tabsNorth2[6].m_flow - tabsNorth2[5].m_flow - tabsNorth2[4].m_flow - tabsNorth2[3].m_flow - tabsNorth2[2].m_flow - tabsNorth2[1].m_flow - tabsNorth1[4].m_flow - tabsNorth1[3].m_flow - tabsNorth1[2].m_flow - tabsNorth1[1].m_flow - tabsSouth2[8].m_flow - tabsSouth2[7].m_flow - tabsSouth2[6].m_flow - tabsSouth2[5].m_flow - tabsSouth2[4].m_flow - tabsSouth2[3].m_flow - tabsSouth2[2].m_flow - tabsSouth2[1].m_flow - tabsSouth1[4].m_flow - tabsSouth1[3].m_flow - tabsSouth1[1].m_flow - tabsSouth1[2].m_flow = 0.0
2 : tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth1[2].m_flow + tabsSouth1[1].m_flow - pipSouth1.m_flow = 0.0
[
  -1.0 , -1.0 ;
  1.0 , 1.0
]
  *
[
  tabsSouth1[1].m_flow ;
  tabsSouth1[2].m_flow
]
  =
[
  tabsNorth2[7].m_flow + tabsSouth1[4].m_flow + tabsSouth1[3].m_flow + tabsSouth2[1].m_flow + tabsSouth2[2].m_flow + tabsSouth2[3].m_flow + tabsSouth2[4].m_flow + tabsSouth2[5].m_flow + tabsSouth2[6].m_flow + tabsSouth2[7].m_flow + tabsSouth2[8].m_flow + tabsNorth1[1].m_flow + tabsNorth1[2].m_flow + tabsNorth1[3].m_flow + tabsNorth1[4].m_flow + tabsNorth2[1].m_flow + tabsNorth2[2].m_flow + tabsNorth2[3].m_flow + tabsNorth2[4].m_flow + tabsNorth2[5].m_flow + tabsNorth2[6].m_flow + tabsNorth2[8].m_flow + $cse422 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ;
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsSouth1.1.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
2 : valSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.2.port_a.p.$pDERStateSetJac28.dummyVarStateSetJac28 - valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
3 : valSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.2.port_a.p.$pDERStateSetJac28.dummyVarStateSetJac28 - valSouth2.8.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
4 : tabsSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.8.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsSouth1.1.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  tabsSouth1.1.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  valSouth2.8.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  valSouth2.2.port_a.p.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
]
  =
[
  -tabsSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  -valSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  -valSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  -tabsSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28
]
 might be structurally or numerically singular for variable valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth1[4].m_flow.SeedStateSetJac28 + tabsSouth1[3].m_flow.SeedStateSetJac28 + tabsSouth1.2.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - pipSouth1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 = 0.0
2 : spl1.res1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + valNorth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + valSouth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + (-tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28) - tabsSouth1.2.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsSouth1[3].m_flow.SeedStateSetJac28 - tabsSouth1[4].m_flow.SeedStateSetJac28 - tabsSouth2[1].m_flow.SeedStateSetJac28 - tabsSouth2[2].m_flow.SeedStateSetJac28 - tabsSouth2[3].m_flow.SeedStateSetJac28 - tabsSouth2[4].m_flow.SeedStateSetJac28 - tabsSouth2[5].m_flow.SeedStateSetJac28 - tabsSouth2[6].m_flow.SeedStateSetJac28 - tabsSouth2[7].m_flow.SeedStateSetJac28 - tabsSouth2[8].m_flow.SeedStateSetJac28 - tabsNorth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsNorth1[2].m_flow.SeedStateSetJac28 - tabsNorth1[3].m_flow.SeedStateSetJac28 - tabsNorth1[4].m_flow.SeedStateSetJac28 - tabsNorth2[1].m_flow.SeedStateSetJac28 - tabsNorth2[2].m_flow.SeedStateSetJac28 - tabsNorth2[3].m_flow.SeedStateSetJac28 - tabsNorth2[4].m_flow.SeedStateSetJac28 - tabsNorth2[5].m_flow.SeedStateSetJac28 - tabsNorth2[6].m_flow.SeedStateSetJac28 - tabsNorth2[8].m_flow.SeedStateSetJac28 - $cse422.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsNorth2[7].m_flow.SeedStateSetJac28 = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  tabsSouth1.2.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28
]
  =
[
  pipSouth1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + (-tabsSouth1[3].m_flow.SeedStateSetJac28) - tabsSouth1[4].m_flow.SeedStateSetJac28 ;
  tabsSouth1[3].m_flow.SeedStateSetJac28 + $cse422.$pDERStateSetJac28.dummyVarStateSetJac28 + tabsNorth2[7].m_flow.SeedStateSetJac28 + tabsNorth2[8].m_flow.SeedStateSetJac28 + tabsNorth2[6].m_flow.SeedStateSetJac28 + tabsNorth2[5].m_flow.SeedStateSetJac28 + tabsNorth2[4].m_flow.SeedStateSetJac28 + tabsNorth2[3].m_flow.SeedStateSetJac28 + tabsNorth2[2].m_flow.SeedStateSetJac28 + tabsNorth2[1].m_flow.SeedStateSetJac28 + tabsNorth1[4].m_flow.SeedStateSetJac28 + tabsNorth1[3].m_flow.SeedStateSetJac28 + tabsNorth1[2].m_flow.SeedStateSetJac28 + tabsNorth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + tabsSouth2[8].m_flow.SeedStateSetJac28 + tabsSouth2[7].m_flow.SeedStateSetJac28 + tabsSouth2[6].m_flow.SeedStateSetJac28 + tabsSouth2[5].m_flow.SeedStateSetJac28 + tabsSouth2[4].m_flow.SeedStateSetJac28 + tabsSouth2[3].m_flow.SeedStateSetJac28 + tabsSouth2[2].m_flow.SeedStateSetJac28 + tabsSouth2[1].m_flow.SeedStateSetJac28 + tabsSouth1[4].m_flow.SeedStateSetJac28 + (-valNorth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28) - spl1.res1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - valSouth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28
]
 might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsSouth1.1.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
2 : valSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.2.port_a.p.$pDERStateSetJac28.dummyVarStateSetJac28 - valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
3 : valSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.2.port_a.p.$pDERStateSetJac28.dummyVarStateSetJac28 - valSouth2.8.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
4 : tabsSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.8.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsSouth1.1.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  tabsSouth1.1.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  valSouth2.8.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  valSouth2.2.port_a.p.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
]
  =
[
  -tabsSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  -valSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  -valSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  -tabsSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28
]
 might be structurally or numerically singular for variable valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth1[4].m_flow.SeedStateSetJac28 + tabsSouth1[3].m_flow.SeedStateSetJac28 + tabsSouth1.2.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - pipSouth1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 = 0.0
2 : spl1.res1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + valNorth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + valSouth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + (-tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28) - tabsSouth1.2.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsSouth1[3].m_flow.SeedStateSetJac28 - tabsSouth1[4].m_flow.SeedStateSetJac28 - tabsSouth2[1].m_flow.SeedStateSetJac28 - tabsSouth2[2].m_flow.SeedStateSetJac28 - tabsSouth2[3].m_flow.SeedStateSetJac28 - tabsSouth2[4].m_flow.SeedStateSetJac28 - tabsSouth2[5].m_flow.SeedStateSetJac28 - tabsSouth2[6].m_flow.SeedStateSetJac28 - tabsSouth2[7].m_flow.SeedStateSetJac28 - tabsSouth2[8].m_flow.SeedStateSetJac28 - tabsNorth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsNorth1[2].m_flow.SeedStateSetJac28 - tabsNorth1[3].m_flow.SeedStateSetJac28 - tabsNorth1[4].m_flow.SeedStateSetJac28 - tabsNorth2[1].m_flow.SeedStateSetJac28 - tabsNorth2[2].m_flow.SeedStateSetJac28 - tabsNorth2[3].m_flow.SeedStateSetJac28 - tabsNorth2[4].m_flow.SeedStateSetJac28 - tabsNorth2[5].m_flow.SeedStateSetJac28 - tabsNorth2[6].m_flow.SeedStateSetJac28 - tabsNorth2[8].m_flow.SeedStateSetJac28 - $cse422.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsNorth2[7].m_flow.SeedStateSetJac28 = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  tabsSouth1.2.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28
]
  =
[
  pipSouth1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + (-tabsSouth1[3].m_flow.SeedStateSetJac28) - tabsSouth1[4].m_flow.SeedStateSetJac28 ;
  tabsSouth1[3].m_flow.SeedStateSetJac28 + $cse422.$pDERStateSetJac28.dummyVarStateSetJac28 + tabsNorth2[7].m_flow.SeedStateSetJac28 + tabsNorth2[8].m_flow.SeedStateSetJac28 + tabsNorth2[6].m_flow.SeedStateSetJac28 + tabsNorth2[5].m_flow.SeedStateSetJac28 + tabsNorth2[4].m_flow.SeedStateSetJac28 + tabsNorth2[3].m_flow.SeedStateSetJac28 + tabsNorth2[2].m_flow.SeedStateSetJac28 + tabsNorth2[1].m_flow.SeedStateSetJac28 + tabsNorth1[4].m_flow.SeedStateSetJac28 + tabsNorth1[3].m_flow.SeedStateSetJac28 + tabsNorth1[2].m_flow.SeedStateSetJac28 + tabsNorth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + tabsSouth2[8].m_flow.SeedStateSetJac28 + tabsSouth2[7].m_flow.SeedStateSetJac28 + tabsSouth2[6].m_flow.SeedStateSetJac28 + tabsSouth2[5].m_flow.SeedStateSetJac28 + tabsSouth2[4].m_flow.SeedStateSetJac28 + tabsSouth2[3].m_flow.SeedStateSetJac28 + tabsSouth2[2].m_flow.SeedStateSetJac28 + tabsSouth2[1].m_flow.SeedStateSetJac28 + tabsSouth1[4].m_flow.SeedStateSetJac28 + (-valNorth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28) - spl1.res1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - valSouth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28
]
 might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.03801/6.783, allocations: 34.25 MB / 3.119 GB, free: 352.9 MB / 1.292 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.1461/6.929, allocations: 55.88 MB / 3.174 GB, free: 328.2 MB / 1.292 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.01569/6.945, allocations: 6.341 MB / 3.18 GB, free: 322.9 MB / 1.292 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.007317/6.952, allocations: 188 kB / 3.18 GB, free: 322.7 MB / 1.292 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.05635/7.009, allocations: 32.81 MB / 3.212 GB, free: 289.8 MB / 1.292 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.005661/7.014, allocations: 1.142 MB / 3.213 GB, free: 288.7 MB / 1.292 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.003718/7.018, allocations: 0.8795 MB / 3.214 GB, free: 287.8 MB / 1.292 GB
Notification: Performance of sorting global known variables: time 0.01389/7.032, allocations: 8.327 MB / 3.222 GB, free: 279.5 MB / 1.292 GB
Notification: Performance of sort global known variables: time 1.9e-07/7.032, allocations: 4 kB / 3.222 GB, free: 279.5 MB / 1.292 GB
Notification: Performance of remove unused functions: time 0.06019/7.092, allocations: 32.73 MB / 3.254 GB, free: 246.9 MB / 1.292 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 42 ($STATESET1.x[32],$STATESET1.x[31],$STATESET1.x[30],$STATESET1.x[29],$STATESET1.x[28],$STATESET1.x[27],$STATESET1.x[26],$STATESET1.x[25],$STATESET1.x[24],$STATESET1.x[23],$STATESET1.x[22],$STATESET1.x[21],$STATESET1.x[20],$STATESET1.x[19],$STATESET1.x[18],$STATESET1.x[17],$STATESET1.x[16],$STATESET1.x[15],$STATESET1.x[14],$STATESET1.x[13],$STATESET1.x[12],$STATESET1.x[11],$STATESET1.x[10],$STATESET1.x[9],$STATESET1.x[8],$STATESET1.x[7],$STATESET1.x[6],$STATESET1.x[5],$STATESET1.x[4],$STATESET1.x[3],$STATESET1.x[2],$STATESET1.x[1],pmpSouth.vol.dynBal.U,pmpNorth.vol.dynBal.U,valSouth.vol.dynBal.U,valNorth.vol.dynBal.U,spl.vol.dynBal.U,spl1.vol.dynBal.U,pumpHea.vol.dynBal.U,spl2.vol.dynBal.U,spl3.vol.dynBal.U,pumpCoo.vol.dynBal.U)
 * Number of discrete variables: 7 ($whenCondition2,$whenCondition1,stepPump.y,stepPump.pulseStart,pumpHea.stage,stepValve.T_start,stepValve.count)
 * Number of discrete states: 1 (stepValve.count)
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (541):
 * Single equations (assignments): 518
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 10
 * When equations: 3
 * If-equations: 0
 * Equation systems (not torn): 6
 * Torn equation systems: 4
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details (not torn):
 * Constant Jacobian (size): 0 systems
 * Linear Jacobian (size,density): 0 systems
 * Non-linear Jacobian (size): 6 systems
   {1, 1, 1, 1, 1, 1}
 * Without analytic Jacobian (size): 0 systems
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 1 system
   {(28,28,89.3%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 3 systems
   {(33,156), (1,1), (62,186)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.005883/7.098, allocations: 1.745 MB / 3.256 GB, free: 245.3 MB / 1.292 GB
Notification: Performance of simCode: created initialization part: time 0.07994/7.178, allocations: 38.56 MB / 3.294 GB, free: 206.7 MB / 1.292 GB
Notification: Performance of simCode: created event and clocks part: time 1.036e-05/7.178, allocations: 6.188 kB / 3.294 GB, free: 206.7 MB / 1.292 GB
Notification: Performance of simCode: created simulation system equations: time 0.05336/7.231, allocations: 35.2 MB / 3.328 GB, free: 171.4 MB / 1.292 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.04498/7.276, allocations: 11.83 MB / 3.34 GB, free: 159.9 MB / 1.292 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.05946/7.336, allocations: 44.07 MB / 3.383 GB, free: 115.6 MB / 1.292 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.005569/7.341, allocations: 4.673 MB / 3.387 GB, free: 110.9 MB / 1.292 GB
Notification: Performance of simCode: alias equations: time 0.02446/7.366, allocations: 4.56 MB / 3.392 GB, free: 106.4 MB / 1.292 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01142/7.377, allocations: 2.69 MB / 3.394 GB, free: 103.7 MB / 1.292 GB
Notification: Performance of SimCode: time 1.873e-06/7.377, allocations: 0 / 3.394 GB, free: 103.7 MB / 1.292 GB
Notification: Performance of Templates: time 1.978/9.356, allocations: 0.7645 GB / 4.159 GB, free: 287.4 MB / 1.292 GB
"
[Timeout remaining time 291]
make -j1 -f Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Basic.makefile [Timeout 300]
(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 & ./Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Basic -abortSlowSimulation -alarm=240  -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Basic.pipe 2>&1) [Timeout 240]
[Calling os._exit(0), Time elapsed: 25.45024406700395]