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 0.001026/0.001026, allocations: 80.3 kB / 21.47 MB, free: 3.031 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 0.001187/0.001187, allocations: 170 kB / 24.86 MB, free: 9.289 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 1.021/1.021, allocations: 177.1 MB / 205.3 MB, free: 5.496 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo): time 1.861/1.861, allocations: 377.9 MB / 0.6247 GB, free: 8.375 MB / 0.5886 GB
"
[Timeout remaining time 178]
Using package Buildings with version 12.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-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 1.583e-06/1.583e-06, allocations: 0 / 0.8128 GB, free: 304 kB / 0.7136 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.161e-05/2.319e-05, allocations: 2.312 kB / 0.8128 GB, free: 300 kB / 0.7136 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Basic): time 0.05715/0.05717, allocations: 74.16 MB / 0.8852 GB, free: 5.898 MB / 0.7917 GB
Notification: Performance of NFInst.instExpressions: time 0.05902/0.1162, allocations: 30.5 MB / 0.915 GB, free: 7.402 MB / 0.823 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.01828/0.1345, allocations: 0.6042 MB / 0.9156 GB, free: 6.793 MB / 0.823 GB
Notification: Performance of NFTyping.typeComponents: time 0.01245/0.1469, allocations: 4.236 MB / 0.9197 GB, free: 2.531 MB / 0.823 GB
Notification: Performance of NFTyping.typeBindings: time 0.02639/0.1733, allocations: 10.31 MB / 0.9298 GB, free: 8.168 MB / 0.8386 GB
Notification: Performance of NFTyping.typeClassSections: time 0.01841/0.1917, allocations: 9.604 MB / 0.9391 GB, free: 14.55 MB / 0.8542 GB
Notification: Performance of NFFlatten.flatten: time 0.06761/0.2593, allocations: 66.58 MB / 1.004 GB, free: 11.81 MB / 0.9167 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.02488/0.2842, allocations: 16.91 MB / 1.021 GB, free: 10.74 MB / 0.9323 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.4942/0.7784, allocations: 21.97 MB / 1.042 GB, free: 82.04 MB / 0.9323 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.02761/0.806, allocations: 14.81 MB / 1.057 GB, free: 82.04 MB / 0.9323 GB
Notification: Performance of NFPackage.collectConstants: time 0.007406/0.8134, allocations: 1.754 MB / 1.058 GB, free: 82.04 MB / 0.9323 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.01352/0.827, allocations: 2.711 MB / 1.061 GB, free: 82.04 MB / 0.9323 GB
Notification: Performance of NFScalarize.scalarize: time 0.01093/0.8379, allocations: 6.284 MB / 1.067 GB, free: 82.04 MB / 0.9323 GB
Notification: Performance of NFVerifyModel.verify: time 0.0196/0.8575, allocations: 7.385 MB / 1.074 GB, free: 82.04 MB / 0.9323 GB
Notification: Performance of NFConvertDAE.convert: time 0.02997/0.8875, allocations: 19.03 MB / 1.093 GB, free: 80.95 MB / 0.9323 GB
Notification: Performance of FrontEnd - DAE generated: time 7.664e-06/0.8875, allocations: 9.078 kB / 1.093 GB, free: 80.95 MB / 0.9323 GB
Notification: Performance of FrontEnd: time 1.343e-06/0.8875, allocations: 0 / 1.093 GB, free: 80.95 MB / 0.9323 GB
Notification: Performance of Transformations before backend: time 0.001184/0.8887, allocations: 0 / 1.093 GB, free: 80.95 MB / 0.9323 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 0.04645/0.9351, allocations: 20.41 MB / 1.113 GB, free: 72.2 MB / 0.9323 GB
Notification: Performance of prepare preOptimizeDAE: time 4.129e-05/0.9351, allocations: 7.094 kB / 1.113 GB, free: 72.2 MB / 0.9323 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01345/0.9486, allocations: 3.628 MB / 1.116 GB, free: 71.03 MB / 0.9323 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.02925/0.9778, allocations: 15.94 MB / 1.132 GB, free: 67.66 MB / 0.9323 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0006261/0.9785, allocations: 0.6473 MB / 1.133 GB, free: 67.65 MB / 0.9323 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.004746/0.9832, allocations: 0.9096 MB / 1.133 GB, free: 67.63 MB / 0.9323 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02588/1.009, allocations: 10.48 MB / 1.144 GB, free: 62.22 MB / 0.9323 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0003612/1.009, allocations: 9.125 kB / 1.144 GB, free: 62.22 MB / 0.9323 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.003765/1.013, allocations: 320.7 kB / 1.144 GB, free: 62.22 MB / 0.9323 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002229/1.013, allocations: 208.4 kB / 1.144 GB, free: 62.13 MB / 0.9323 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01522/1.029, allocations: 6.261 MB / 1.15 GB, free: 55.97 MB / 0.9323 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 0.08395/1.113, allocations: 52.39 MB / 1.201 GB, free: 9.371 MB / 0.9323 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008374/1.121, allocations: 5.675 MB / 1.207 GB, free: 3.855 MB / 0.9323 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.004558/1.126, allocations: 3.931 MB / 1.211 GB, free: 15.94 MB / 0.948 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 0.04079/1.166, allocations: 20.85 MB / 1.231 GB, free: 11.25 MB / 0.9636 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.006616/1.173, allocations: 5.568 MB / 1.237 GB, free: 5.461 MB / 0.9636 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.01998/1.193, allocations: 8.016 MB / 1.245 GB, free: 13.65 MB / 0.9792 GB
Notification: Performance of pre-optimization done (n=548): time 3.431e-05/1.193, allocations: 0 / 1.245 GB, free: 13.65 MB / 0.9792 GB
Notification: Performance of matching and sorting (n=832): time 0.4703/1.663, allocations: 153.2 MB / 1.394 GB, free: 4.262 MB / 1.12 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 0.04487/1.708, allocations: 33.07 MB / 1.426 GB, free: 2.598 MB / 1.151 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.01734/1.725, allocations: 13.37 MB / 1.439 GB, free: 7.531 MB / 1.167 GB
Notification: Performance of collectPreVariables (initialization): time 0.003549/1.729, allocations: 224.8 kB / 1.44 GB, free: 7.309 MB / 1.167 GB
Notification: Performance of collectInitialEqns (initialization): time 0.008327/1.737, allocations: 8.579 MB / 1.448 GB, free: 15.42 MB / 1.182 GB
Notification: Performance of collectInitialBindings (initialization): time 0.009838/1.747, allocations: 3.18 MB / 1.451 GB, free: 12.42 MB / 1.182 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.01139/1.759, allocations: 3.606 MB / 1.455 GB, free: 9.039 MB / 1.182 GB
Notification: Performance of setup shared object (initialization): time 0.0001021/1.759, allocations: 476.8 kB / 1.455 GB, free: 8.57 MB / 1.182 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.009412/1.768, allocations: 4.16 MB / 1.459 GB, free: 4.387 MB / 1.182 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01333/1.781, allocations: 10.74 MB / 1.47 GB, free: 7.793 MB / 1.198 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.4438/2.225, allocations: 12.36 MB / 1.482 GB, free: 327.5 MB / 1.198 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.691e-05/2.225, allocations: 14.12 kB / 1.482 GB, free: 327.5 MB / 1.198 GB
Notification: Performance of matching and sorting (n=1284) (initialization): time 0.2566/2.482, allocations: 69.76 MB / 1.55 GB, free: 320.8 MB / 1.198 GB
Notification: Performance of prepare postOptimizeDAE: time 6.814e-05/2.482, allocations: 53.36 kB / 1.55 GB, free: 320.8 MB / 1.198 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.816e-05/2.482, allocations: 47.12 kB / 1.55 GB, free: 320.8 MB / 1.198 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.365/2.847, allocations: 150.5 MB / 1.697 GB, free: 196.7 MB / 1.198 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.009764/2.857, allocations: 2.797 MB / 1.7 GB, free: 194 MB / 1.198 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.06098/2.918, allocations: 36.19 MB / 1.735 GB, free: 162.3 MB / 1.198 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.04579/2.964, allocations: 4.77 MB / 1.74 GB, free: 157.7 MB / 1.198 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006909/2.971, allocations: 1.538 MB / 1.741 GB, free: 156.2 MB / 1.198 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.01935/2.99, allocations: 4.326 MB / 1.745 GB, free: 152.4 MB / 1.198 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.02109/3.011, allocations: 10.63 MB / 1.756 GB, free: 140.4 MB / 1.198 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.03632/3.047, allocations: 12.65 MB / 1.768 GB, free: 128.9 MB / 1.198 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.703e-05/3.047, allocations: 12 kB / 1.768 GB, free: 128.9 MB / 1.198 GB
Notification: Performance of matching and sorting (n=1284) (initialization_lambda0): time 0.2593/3.307, allocations: 68.81 MB / 1.835 GB, free: 61.71 MB / 1.198 GB
Notification: Performance of prepare postOptimizeDAE: time 5.79e-05/3.307, allocations: 49.7 kB / 1.835 GB, free: 61.66 MB / 1.198 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.807e-05/3.307, allocations: 44 kB / 1.835 GB, free: 61.61 MB / 1.198 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 0.7993/4.106, allocations: 148.7 MB / 1.981 GB, free: 336.6 MB / 1.229 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.009528/4.116, allocations: 2.759 MB / 1.983 GB, free: 336.3 MB / 1.229 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05646/4.172, allocations: 27.09 MB / 2.01 GB, free: 332.2 MB / 1.229 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.04504/4.217, allocations: 4.809 MB / 2.015 GB, free: 329 MB / 1.229 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00558/4.223, allocations: 1.49 MB / 2.016 GB, free: 329 MB / 1.229 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 (828):
 * Single equations (assignments): 810
 * 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 0.00493/4.228, allocations: 0.784 MB / 2.017 GB, free: 328.7 MB / 1.229 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.006776/4.234, allocations: 1.878 MB / 2.019 GB, free: 328.7 MB / 1.229 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.1071/4.342, allocations: 40.86 MB / 2.058 GB, free: 307.7 MB / 1.229 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.1142/4.456, allocations: 42.45 MB / 2.1 GB, free: 267 MB / 1.229 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001421/4.456, allocations: 30.19 kB / 2.1 GB, free: 267 MB / 1.229 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.1083/4.564, allocations: 41.53 MB / 2.141 GB, free: 227.1 MB / 1.229 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.1879/4.752, allocations: 83.25 MB / 2.222 GB, free: 150.7 MB / 1.229 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.933e-05/4.752, allocations: 6.297 kB / 2.222 GB, free: 150.7 MB / 1.229 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.008047/4.76, allocations: 2.09 MB / 2.224 GB, free: 148.6 MB / 1.229 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.8369/5.597, allocations: 165.3 MB / 2.385 GB, free: 336.5 MB / 1.229 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.003798/5.601, allocations: 0.7843 MB / 2.386 GB, free: 336.5 MB / 1.229 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.05927/5.66, allocations: 31.86 MB / 2.417 GB, free: 326.7 MB / 1.229 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.$pDERStateSetJac28.dummyVarStateSetJac28 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.03457/5.695, allocations: 32.79 MB / 2.449 GB, free: 309.8 MB / 1.229 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.1315/5.826, allocations: 51.44 MB / 2.499 GB, free: 306.9 MB / 1.229 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.01525/5.841, allocations: 5.047 MB / 2.504 GB, free: 306.2 MB / 1.229 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.006919/5.848, allocations: 193.8 kB / 2.505 GB, free: 306.2 MB / 1.229 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.02685/5.875, allocations: 2.237 MB / 2.507 GB, free: 304.4 MB / 1.229 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.004841/5.88, allocations: 1.134 MB / 2.508 GB, free: 304.2 MB / 1.229 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.002768/5.883, allocations: 0.8163 MB / 2.509 GB, free: 304 MB / 1.229 GB
Notification: Performance of sorting global known variables: time 0.009513/5.892, allocations: 6.774 MB / 2.515 GB, free: 299.5 MB / 1.229 GB
Notification: Performance of sort global known variables: time 2.8e-07/5.892, allocations: 0 / 2.515 GB, free: 299.5 MB / 1.229 GB
Notification: Performance of remove unused functions: time 0.06456/5.957, allocations: 31.8 MB / 2.546 GB, free: 268.3 MB / 1.229 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 42 ($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 (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 0.004551/5.961, allocations: 0.6304 MB / 2.547 GB, free: 267.9 MB / 1.229 GB
Notification: Performance of simCode: created initialization part: time 0.07183/6.033, allocations: 33.72 MB / 2.58 GB, free: 236.6 MB / 1.229 GB
Notification: Performance of simCode: created event and clocks part: time 1.042e-05/6.033, allocations: 0 / 2.58 GB, free: 236.6 MB / 1.229 GB
Notification: Performance of simCode: created simulation system equations: time 0.03662/6.07, allocations: 16.53 MB / 2.596 GB, free: 220.5 MB / 1.229 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.04481/6.115, allocations: 11.45 MB / 2.607 GB, free: 210.6 MB / 1.229 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.05932/6.174, allocations: 41.48 MB / 2.648 GB, free: 169.2 MB / 1.229 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.007114/6.181, allocations: 4.402 MB / 2.652 GB, free: 164.8 MB / 1.229 GB
Notification: Performance of simCode: alias equations: time 0.02201/6.203, allocations: 3.139 MB / 2.655 GB, free: 161.6 MB / 1.229 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.03063/6.234, allocations: 7.788 MB / 2.663 GB, free: 153.8 MB / 1.229 GB
Notification: Performance of SimCode: time 2.264e-06/6.234, allocations: 2.188 kB / 2.663 GB, free: 153.8 MB / 1.229 GB
Notification: Performance of Templates: time 2.097/8.331, allocations: 0.7801 GB / 3.443 GB, free: 285.1 MB / 1.261 GB
"
[Timeout remaining time 292]
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  -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic.pipe 2>&1) [Timeout 240]
[Calling os._exit(0), Time elapsed: 25.576185846235603]