Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.1-maint.9.1.x/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/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/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 Buildings with version 9.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.1-maint.9.1.x/package.mo)
Running command: translateModel(Buildings.Fluid.Examples.FlowSystem.Basic,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|pmpNorth.m_flow|pmpSouth.m_flow",fileNamePrefix="Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic")
translateModel(Buildings.Fluid.Examples.FlowSystem.Basic,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|pmpNorth.m_flow|pmpSouth.m_flow",fileNamePrefix="Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.1-maint.9.1.x/package.mo): time 2.207/2.207, allocations: 387.1 MB / 399.7 MB, free: 9.504 MB / 314.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001093/0.001093, allocations: 180.9 kB / 492.3 MB, free: 0.6133 MB / 394.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.69/1.69, allocations: 221.3 MB / 0.7871 GB, free: 12.94 MB / 0.5573 GB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008514/0.0008516, allocations: 97.03 kB / 0.9267 GB, free: 14 MB / 0.698 GB
Notification: Performance of FrontEnd - loaded program: time 3.808e-05/3.811e-05, allocations: 4 kB / 1.073 GB, free: 180.4 MB / 0.7605 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3171/0.3171, allocations: 142.3 MB / 1.212 GB, free: 38.52 MB / 0.7605 GB
Notification: Performance of FrontEnd - scodeFlatten: time 1.488/1.805, allocations: 462.1 MB / 1.664 GB, free: 0.8594 MB / 1.073 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002972/1.806, allocations: 93.56 kB / 1.664 GB, free: 0.8125 MB / 1.073 GB
Notification: Performance of FrontEnd - DAE generated: time 27.77/29.58, allocations: 6.483 GB / 8.147 GB, free: 120.8 MB / 1.417 GB
Notification: Performance of FrontEnd: time 1.924e-06/29.58, allocations: 0 / 8.147 GB, free: 120.8 MB / 1.417 GB
Notification: Performance of Transformations before backend: time 0.004288/29.58, allocations: 449.3 kB / 8.147 GB, free: 120.8 MB / 1.417 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 2029
 * Number of variables: 2029
Notification: Performance of Generate backend data structure: time 0.06288/29.65, allocations: 13.5 MB / 8.16 GB, free: 115 MB / 1.417 GB
Notification: Performance of prepare preOptimizeDAE: time 5.271e-05/29.65, allocations: 12.09 kB / 8.16 GB, free: 115 MB / 1.417 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02079/29.67, allocations: 2.552 MB / 8.163 GB, free: 114 MB / 1.417 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.07965/29.75, allocations: 21.76 MB / 8.184 GB, free: 111.6 MB / 1.417 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.001452/29.75, allocations: 0.69 MB / 8.185 GB, free: 111.6 MB / 1.417 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.007004/29.76, allocations: 0.9653 MB / 8.186 GB, free: 111.6 MB / 1.417 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.05315/29.81, allocations: 15.73 MB / 8.201 GB, free: 110.8 MB / 1.417 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.000868/29.81, allocations: 15.19 kB / 8.201 GB, free: 110.8 MB / 1.417 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.006774/29.82, allocations: 331.6 kB / 8.201 GB, free: 110.8 MB / 1.417 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0007008/29.82, allocations: 366.4 kB / 8.202 GB, free: 110.7 MB / 1.417 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04656/29.86, allocations: 19.8 MB / 8.221 GB, free: 110.7 MB / 1.417 GB
Warning: The model contains alias variables with conflicting start and/or 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 0.1822/30.05, allocations: 78.9 MB / 8.298 GB, free: 78.48 MB / 1.417 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.02403/30.07, allocations: 12.6 MB / 8.31 GB, free: 78 MB / 1.417 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01991/30.09, allocations: 9.648 MB / 8.32 GB, free: 77.88 MB / 1.417 GB
Warning: The model contains alias variables with conflicting start and/or 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 0.09514/30.18, allocations: 34.59 MB / 8.353 GB, free: 69.18 MB / 1.417 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01964/30.2, allocations: 9.536 MB / 8.363 GB, free: 66.4 MB / 1.417 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.0479/30.25, allocations: 15.09 MB / 8.377 GB, free: 64.89 MB / 1.417 GB
Notification: Performance of pre-optimization done (n=638): time 7.383e-05/30.25, allocations: 0 / 8.377 GB, free: 64.89 MB / 1.417 GB
Notification: Performance of matching and sorting (n=956): time 2.376/32.63, allocations: 269.2 MB / 8.64 GB, free: 139 MB / 1.432 GB
Warning: The linear system: 
1 : valSouth.res3.m_flow + valNorth.res3.m_flow + spl1.res1.m_flow + valCoo.m_flow + (-valNorth2[1].m_flow) - valNorth2[2].m_flow - valNorth2[3].m_flow - valNorth2[4].m_flow - valNorth2[5].m_flow - valNorth2[6].m_flow - valNorth2[7].m_flow - valNorth2[8].m_flow - valNorth1[1].m_flow - valNorth1[2].m_flow - valNorth1[3].m_flow - valNorth1[4].m_flow - valSouth2[1].m_flow - valSouth2[2].m_flow - valSouth2[3].m_flow - valSouth2[4].m_flow - valSouth2[5].m_flow - valSouth2[6].m_flow - valSouth2[7].m_flow - valSouth2[8].m_flow - valSouth1[1].m_flow - valSouth1[2].m_flow - valSouth1[4].m_flow - valSouth1[3].m_flow = 0.0
2 : valSouth1[4].m_flow + valSouth1[3].m_flow + valSouth1[2].m_flow + valSouth1[1].m_flow - pipSouth1.m_flow = 0.0
[
  -1.0 , -1.0 ;
  1.0 , 1.0
]
  *
[
  valSouth1[2].m_flow ;
  valSouth1[1].m_flow
]
  =
[
  valNorth2[1].m_flow + valSouth1[4].m_flow + valSouth1[3].m_flow + valSouth2[8].m_flow + valSouth2[7].m_flow + valSouth2[6].m_flow + valSouth2[5].m_flow + valSouth2[4].m_flow + valSouth2[3].m_flow + valSouth2[2].m_flow + valSouth2[1].m_flow + valNorth1[4].m_flow + valNorth1[3].m_flow + valNorth1[2].m_flow + valNorth1[1].m_flow + valNorth2[8].m_flow + valNorth2[7].m_flow + valNorth2[6].m_flow + valNorth2[5].m_flow + valNorth2[4].m_flow + valNorth2[3].m_flow + valNorth2[2].m_flow + (-valNorth.res3.m_flow) - valSouth.res3.m_flow - spl1.res1.m_flow - valCoo.m_flow ;
  pipSouth1.m_flow + (-valSouth1[3].m_flow) - valSouth1[4].m_flow
]
 might be structurally or numerically singular for variable valSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valSouth.res3.m_flow + valNorth.res3.m_flow + spl1.res1.m_flow + valCoo.m_flow + (-valNorth2[1].m_flow) - valNorth2[2].m_flow - valNorth2[3].m_flow - valNorth2[4].m_flow - valNorth2[5].m_flow - valNorth2[6].m_flow - valNorth2[7].m_flow - valNorth2[8].m_flow - valNorth1[1].m_flow - valNorth1[2].m_flow - valNorth1[3].m_flow - valNorth1[4].m_flow - valSouth2[1].m_flow - valSouth2[2].m_flow - valSouth2[3].m_flow - valSouth2[4].m_flow - valSouth2[5].m_flow - valSouth2[6].m_flow - valSouth2[7].m_flow - valSouth2[8].m_flow - valSouth1[1].m_flow - valSouth1[2].m_flow - valSouth1[4].m_flow - valSouth1[3].m_flow = 0.0
2 : valSouth1[4].m_flow + valSouth1[3].m_flow + valSouth1[2].m_flow + valSouth1[1].m_flow - pipSouth1.m_flow = 0.0
[
  -1.0 , -1.0 ;
  1.0 , 1.0
]
  *
[
  valSouth1[1].m_flow ;
  valSouth1[2].m_flow
]
  =
[
  valNorth2[1].m_flow + valSouth1[4].m_flow + valSouth1[3].m_flow + valSouth2[8].m_flow + valSouth2[7].m_flow + valSouth2[6].m_flow + valSouth2[5].m_flow + valSouth2[4].m_flow + valSouth2[3].m_flow + valSouth2[2].m_flow + valSouth2[1].m_flow + valNorth1[4].m_flow + valNorth1[3].m_flow + valNorth1[2].m_flow + valNorth1[1].m_flow + valNorth2[8].m_flow + valNorth2[7].m_flow + valNorth2[6].m_flow + valNorth2[5].m_flow + valNorth2[4].m_flow + valNorth2[3].m_flow + valNorth2[2].m_flow + (-valNorth.res3.m_flow) - valSouth.res3.m_flow - spl1.res1.m_flow - valCoo.m_flow ;
  pipSouth1.m_flow + (-valSouth1[3].m_flow) - valSouth1[4].m_flow
]
 might be structurally or numerically singular for variable valSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-valSouth1[4].m_flow.SeedStateSetJac0) - valSouth1[3].m_flow.SeedStateSetJac0 - valSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valSouth2[8].m_flow.SeedStateSetJac0 - valSouth2[7].m_flow.SeedStateSetJac0 - valSouth2[6].m_flow.SeedStateSetJac0 - valSouth2[5].m_flow.SeedStateSetJac0 - valSouth2[4].m_flow.SeedStateSetJac0 - valSouth2[3].m_flow.SeedStateSetJac0 - valSouth2[2].m_flow.SeedStateSetJac0 - valSouth2[1].m_flow.SeedStateSetJac0 - valNorth1[4].m_flow.SeedStateSetJac0 - valNorth1[3].m_flow.SeedStateSetJac0 - valNorth1[2].m_flow.SeedStateSetJac0 - valNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2[8].m_flow.SeedStateSetJac0 - valNorth2[7].m_flow.SeedStateSetJac0 - valNorth2[6].m_flow.SeedStateSetJac0 - valNorth2[5].m_flow.SeedStateSetJac0 - valNorth2[4].m_flow.SeedStateSetJac0 - valNorth2[3].m_flow.SeedStateSetJac0 - valNorth2[2].m_flow.SeedStateSetJac0 - valNorth2[1].m_flow.SeedStateSetJac0 = 0.0
2 : valSouth1[4].m_flow.SeedStateSetJac0 + valSouth1[3].m_flow.SeedStateSetJac0 + valSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0
[
  -1.0 , -1.0 ;
  1.0 , 1.0
]
  *
[
  valSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  valSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0
]
  =
[
  valSouth1[4].m_flow.SeedStateSetJac0 + valNorth2[2].m_flow.SeedStateSetJac0 + valNorth2[1].m_flow.SeedStateSetJac0 + valNorth2[3].m_flow.SeedStateSetJac0 + valNorth2[4].m_flow.SeedStateSetJac0 + valNorth2[5].m_flow.SeedStateSetJac0 + valNorth2[6].m_flow.SeedStateSetJac0 + valNorth2[7].m_flow.SeedStateSetJac0 + valNorth2[8].m_flow.SeedStateSetJac0 + valNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valNorth1[2].m_flow.SeedStateSetJac0 + valNorth1[3].m_flow.SeedStateSetJac0 + valNorth1[4].m_flow.SeedStateSetJac0 + valSouth2[1].m_flow.SeedStateSetJac0 + valSouth2[2].m_flow.SeedStateSetJac0 + valSouth2[3].m_flow.SeedStateSetJac0 + valSouth2[4].m_flow.SeedStateSetJac0 + valSouth2[5].m_flow.SeedStateSetJac0 + valSouth2[6].m_flow.SeedStateSetJac0 + valSouth2[7].m_flow.SeedStateSetJac0 + valSouth2[8].m_flow.SeedStateSetJac0 + valSouth1[3].m_flow.SeedStateSetJac0 + (-valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0) - valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-valSouth1[3].m_flow.SeedStateSetJac0) - valSouth1[4].m_flow.SeedStateSetJac0
]
 might be structurally or numerically singular for variable valSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-valSouth1[4].m_flow.SeedStateSetJac0) - valSouth1[3].m_flow.SeedStateSetJac0 - valSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valSouth2[8].m_flow.SeedStateSetJac0 - valSouth2[7].m_flow.SeedStateSetJac0 - valSouth2[6].m_flow.SeedStateSetJac0 - valSouth2[5].m_flow.SeedStateSetJac0 - valSouth2[4].m_flow.SeedStateSetJac0 - valSouth2[3].m_flow.SeedStateSetJac0 - valSouth2[2].m_flow.SeedStateSetJac0 - valSouth2[1].m_flow.SeedStateSetJac0 - valNorth1[4].m_flow.SeedStateSetJac0 - valNorth1[3].m_flow.SeedStateSetJac0 - valNorth1[2].m_flow.SeedStateSetJac0 - valNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth2[8].m_flow.SeedStateSetJac0 - valNorth2[7].m_flow.SeedStateSetJac0 - valNorth2[6].m_flow.SeedStateSetJac0 - valNorth2[5].m_flow.SeedStateSetJac0 - valNorth2[4].m_flow.SeedStateSetJac0 - valNorth2[3].m_flow.SeedStateSetJac0 - valNorth2[2].m_flow.SeedStateSetJac0 - valNorth2[1].m_flow.SeedStateSetJac0 = 0.0
2 : valSouth1[4].m_flow.SeedStateSetJac0 + valSouth1[3].m_flow.SeedStateSetJac0 + valSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0
[
  -1.0 , -1.0 ;
  1.0 , 1.0
]
  *
[
  valSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  valSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0
]
  =
[
  valSouth1[4].m_flow.SeedStateSetJac0 + valNorth2[2].m_flow.SeedStateSetJac0 + valNorth2[1].m_flow.SeedStateSetJac0 + valNorth2[3].m_flow.SeedStateSetJac0 + valNorth2[4].m_flow.SeedStateSetJac0 + valNorth2[5].m_flow.SeedStateSetJac0 + valNorth2[6].m_flow.SeedStateSetJac0 + valNorth2[7].m_flow.SeedStateSetJac0 + valNorth2[8].m_flow.SeedStateSetJac0 + valNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valNorth1[2].m_flow.SeedStateSetJac0 + valNorth1[3].m_flow.SeedStateSetJac0 + valNorth1[4].m_flow.SeedStateSetJac0 + valSouth2[1].m_flow.SeedStateSetJac0 + valSouth2[2].m_flow.SeedStateSetJac0 + valSouth2[3].m_flow.SeedStateSetJac0 + valSouth2[4].m_flow.SeedStateSetJac0 + valSouth2[5].m_flow.SeedStateSetJac0 + valSouth2[6].m_flow.SeedStateSetJac0 + valSouth2[7].m_flow.SeedStateSetJac0 + valSouth2[8].m_flow.SeedStateSetJac0 + valSouth1[3].m_flow.SeedStateSetJac0 + (-valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0) - valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-valSouth1[3].m_flow.SeedStateSetJac0) - valSouth1[4].m_flow.SeedStateSetJac0
]
 might be structurally or numerically singular for variable valSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of inlineWhenForInitialization (initialization): time 0.1321/32.76, allocations: 50.67 MB / 8.69 GB, free: 126.3 MB / 1.432 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.04585/32.81, allocations: 14.17 MB / 8.704 GB, free: 125.5 MB / 1.432 GB
Notification: Performance of collectPreVariables (initialization): time 0.006307/32.81, allocations: 252.7 kB / 8.704 GB, free: 125.5 MB / 1.432 GB
Notification: Performance of collectInitialEqns (initialization): time 0.01575/32.83, allocations: 7.237 MB / 8.711 GB, free: 124.3 MB / 1.432 GB
Notification: Performance of collectInitialBindings (initialization): time 0.01912/32.85, allocations: 3.428 MB / 8.714 GB, free: 122.6 MB / 1.432 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.01057/32.86, allocations: 217.1 kB / 8.715 GB, free: 122.6 MB / 1.432 GB
Notification: Performance of setup shared object (initialization): time 0.002296/32.86, allocations: 0.7489 MB / 8.715 GB, free: 122.3 MB / 1.432 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.03895/32.9, allocations: 22.22 MB / 8.737 GB, free: 122.3 MB / 1.432 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.04102/32.94, allocations: 25.28 MB / 8.762 GB, free: 119 MB / 1.432 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.04006/32.98, allocations: 23.61 MB / 8.785 GB, free: 118.7 MB / 1.432 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.000144/32.98, allocations: 13.78 kB / 8.785 GB, free: 118.7 MB / 1.432 GB
Notification: Performance of matching and sorting (n=1448) (initialization): time 0.6288/33.61, allocations: 155.5 MB / 8.937 GB, free: 81.64 MB / 1.432 GB
Notification: Performance of prepare postOptimizeDAE: time 0.00675/33.62, allocations: 32.03 MB / 8.968 GB, free: 47.94 MB / 1.432 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.000194/33.62, allocations: 48 kB / 8.968 GB, free: 47.89 MB / 1.432 GB
Notification: Performance of postOpt tearingSystem (initialization): time 2.209/35.83, allocations: 152.4 MB / 9.117 GB, free: 175.3 MB / 1.479 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0218/35.85, allocations: 3.691 MB / 9.12 GB, free: 175.3 MB / 1.479 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1676/36.02, allocations: 75.86 MB / 9.194 GB, free: 168.2 MB / 1.479 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2131/36.23, allocations: 11.12 MB / 9.205 GB, free: 168 MB / 1.479 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.01335/36.24, allocations: 1.678 MB / 9.207 GB, free: 168 MB / 1.479 GB
Notification: Performance of prepare postOptimizeDAE: time 2.268e-05/36.24, allocations: 5.438 kB / 9.207 GB, free: 168 MB / 1.479 GB
Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.6374/36.88, allocations: 154.1 MB / 9.357 GB, free: 164.9 MB / 1.479 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0003086/36.88, allocations: 45.69 kB / 9.357 GB, free: 164.9 MB / 1.479 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.62/37.5, allocations: 152.6 MB / 9.506 GB, free: 79.7 MB / 1.479 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01858/37.52, allocations: 3.669 MB / 9.51 GB, free: 76.21 MB / 1.479 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.185/37.7, allocations: 82.51 MB / 9.591 GB, free: 16 MB / 1.479 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2027/37.91, allocations: 11.1 MB / 9.601 GB, free: 5.156 MB / 1.479 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.009005/37.92, allocations: 1.625 MB / 9.603 GB, free: 3.609 MB / 1.479 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 207
 * Number of states: 0 ()
 * Number of discrete variables: 10 ($whenCondition1,$whenCondition2,booleanToInteger.u,booleanToInteger.y,$PRE.stepPump.pulseStart,stepPump.pulseStart,$PRE.stepValve.T_start,stepValve.T_start,$PRE.stepValve.count,stepValve.count)
 * Number of discrete states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (992):
 * Single equations (assignments): 974
 * Array equations: 6
 * Algorithm blocks: 1
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 8
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details:
 * Constant Jacobian: 0
 * Linear Jacobian (size,density): 0
 * Non-linear Jacobian: 8 {1,1,1,1,1,1,1,1}
 * Without analytic Jacobian: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems: 1 {(28,89.3%) 28}
 * Non-linear torn systems: 2 {33 119,33 119}
Notification: Performance of prepare postOptimizeDAE: time 0.01313/37.93, allocations: 0.6743 MB / 9.604 GB, free: 3.371 MB / 1.479 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.01208/37.94, allocations: 1.501 MB / 9.605 GB, free: 2.207 MB / 1.479 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 1.605/39.55, allocations: 67.48 MB / 9.671 GB, free: 187.8 MB / 1.495 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2533/39.8, allocations: 81.56 MB / 9.751 GB, free: 187.2 MB / 1.495 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001518/39.8, allocations: 30.66 kB / 9.751 GB, free: 187.2 MB / 1.495 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2356/40.04, allocations: 80.43 MB / 9.829 GB, free: 186.4 MB / 1.495 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.4176/40.45, allocations: 206.3 MB / 10.03 GB, free: 149.5 MB / 1.495 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.000129/40.45, allocations: 4 kB / 10.03 GB, free: 149.5 MB / 1.495 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01393/40.47, allocations: 2.217 MB / 10.03 GB, free: 148.2 MB / 1.495 GB
Notification: Performance of postOpt tearingSystem (simulation): time 1.885/42.35, allocations: 146.8 MB / 10.18 GB, free: 180.1 MB / 1.495 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.005507/42.36, allocations: 0.8176 MB / 10.18 GB, free: 180.1 MB / 1.495 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.2278/42.59, allocations: 114.3 MB / 10.29 GB, free: 165.3 MB / 1.495 GB
Warning: The linear system: 
1 : tabsSouth2[2].dp = tabsSouth2[2].port_a.p - tabsSouth2[8].port_b.p
2 : valSouth2[2].dp = valSouth2[7].port_a.p - tabsSouth2[2].port_a.p
3 : valSouth2[1].dp = valSouth2[7].port_a.p - tabsSouth2[1].port_a.p
4 : tabsSouth2[1].dp = tabsSouth2[1].port_a.p - tabsSouth2[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
]
  *
[
  tabsSouth2[8].port_b.p ;
  tabsSouth2[1].port_a.p ;
  valSouth2[7].port_a.p ;
  tabsSouth2[2].port_a.p
]
  =
[
  -tabsSouth2[2].dp ;
  -valSouth2[2].dp ;
  -valSouth2[1].dp ;
  -tabsSouth2[1].dp
]
 might be structurally or numerically singular for variable tabsSouth2[2].port_a.p since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valSouth1[4].m_flow + valSouth1[3].m_flow + valSouth1[2].m_flow + valSouth1[1].m_flow - pipSouth1.m_flow = 0.0
2 : valSouth.res3.m_flow + valNorth.res3.m_flow + spl1.res1.m_flow + (-valSouth1[3].m_flow) - $cse387 - valSouth1[4].m_flow - valSouth1[2].m_flow - valSouth1[1].m_flow - valSouth2[8].m_flow - valSouth2[7].m_flow - valSouth2[6].m_flow - valSouth2[5].m_flow - valSouth2[4].m_flow - valSouth2[3].m_flow - valSouth2[2].m_flow - valSouth2[1].m_flow - valNorth1[4].m_flow - valNorth1[3].m_flow - valNorth1[2].m_flow - valNorth1[1].m_flow - valNorth2[8].m_flow - valNorth2[7].m_flow - valNorth2[6].m_flow - valNorth2[5].m_flow - valNorth2[4].m_flow - valNorth2[3].m_flow - valNorth2[2].m_flow - valNorth2[1].m_flow = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  valSouth1[2].m_flow ;
  valSouth1[1].m_flow
]
  =
[
  pipSouth1.m_flow + (-valSouth1[3].m_flow) - valSouth1[4].m_flow ;
  valSouth1[3].m_flow + valNorth2[2].m_flow + valNorth2[1].m_flow + valNorth2[3].m_flow + valNorth2[4].m_flow + valNorth2[5].m_flow + valNorth2[6].m_flow + valNorth2[7].m_flow + valNorth2[8].m_flow + valNorth1[1].m_flow + valNorth1[2].m_flow + valNorth1[3].m_flow + valNorth1[4].m_flow + valSouth2[1].m_flow + valSouth2[2].m_flow + valSouth2[3].m_flow + valSouth2[4].m_flow + valSouth2[5].m_flow + valSouth2[6].m_flow + valSouth2[7].m_flow + valSouth2[8].m_flow + valSouth1[4].m_flow + $cse387 + (-valNorth.res3.m_flow) - valSouth.res3.m_flow - spl1.res1.m_flow
]
 might be structurally or numerically singular for variable valSouth1[1].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2[2].dp = tabsSouth2[2].port_a.p - tabsSouth2[8].port_b.p
2 : tabsSouth2[1].dp = tabsSouth2[1].port_a.p - tabsSouth2[8].port_b.p
3 : valSouth2[1].dp = valSouth2[7].port_a.p - tabsSouth2[1].port_a.p
4 : valSouth2[2].dp = valSouth2[7].port_a.p - tabsSouth2[2].port_a.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
]
  *
[
  tabsSouth2[2].port_a.p ;
  valSouth2[7].port_a.p ;
  tabsSouth2[1].port_a.p ;
  tabsSouth2[8].port_b.p
]
  =
[
  -tabsSouth2[2].dp ;
  -tabsSouth2[1].dp ;
  -valSouth2[1].dp ;
  -valSouth2[2].dp
]
 might be structurally or numerically singular for variable tabsSouth2[8].port_b.p since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valSouth.res3.m_flow + valNorth.res3.m_flow + spl1.res1.m_flow + (-valSouth1[3].m_flow) - $cse387 - valSouth1[4].m_flow - valSouth1[2].m_flow - valSouth1[1].m_flow - valSouth2[8].m_flow - valSouth2[7].m_flow - valSouth2[6].m_flow - valSouth2[5].m_flow - valSouth2[4].m_flow - valSouth2[3].m_flow - valSouth2[2].m_flow - valSouth2[1].m_flow - valNorth1[4].m_flow - valNorth1[3].m_flow - valNorth1[2].m_flow - valNorth1[1].m_flow - valNorth2[8].m_flow - valNorth2[7].m_flow - valNorth2[6].m_flow - valNorth2[5].m_flow - valNorth2[4].m_flow - valNorth2[3].m_flow - valNorth2[2].m_flow - valNorth2[1].m_flow = 0.0
2 : valSouth1[4].m_flow + valSouth1[3].m_flow + valSouth1[2].m_flow + valSouth1[1].m_flow - pipSouth1.m_flow = 0.0
[
  -1.0 , -1.0 ;
  1.0 , 1.0
]
  *
[
  valSouth1[1].m_flow ;
  valSouth1[2].m_flow
]
  =
[
  valSouth1[3].m_flow + valNorth2[2].m_flow + valNorth2[1].m_flow + valNorth2[3].m_flow + valNorth2[4].m_flow + valNorth2[5].m_flow + valNorth2[6].m_flow + valNorth2[7].m_flow + valNorth2[8].m_flow + valNorth1[1].m_flow + valNorth1[2].m_flow + valNorth1[3].m_flow + valNorth1[4].m_flow + valSouth2[1].m_flow + valSouth2[2].m_flow + valSouth2[3].m_flow + valSouth2[4].m_flow + valSouth2[5].m_flow + valSouth2[6].m_flow + valSouth2[7].m_flow + valSouth2[8].m_flow + valSouth1[4].m_flow + $cse387 + (-valNorth.res3.m_flow) - valSouth.res3.m_flow - spl1.res1.m_flow ;
  pipSouth1.m_flow + (-valSouth1[3].m_flow) - valSouth1[4].m_flow
]
 might be structurally or numerically singular for variable valSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2.2.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = tabsSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
2 : valSouth2.2.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.7.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29
3 : valSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.7.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth2.1.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29
4 : tabsSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = tabsSouth2.1.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  tabsSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  tabsSouth2.1.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.7.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  tabsSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  -tabsSouth2.2.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.2.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -tabsSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable tabsSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valSouth1[4].m_flow.SeedStateSetJac29 + valSouth1[3].m_flow.SeedStateSetJac29 + valSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 = 0.0
2 : valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-valNorth2[2].m_flow.SeedStateSetJac29) - valNorth2[1].m_flow.SeedStateSetJac29 - valNorth2[3].m_flow.SeedStateSetJac29 - valNorth2[4].m_flow.SeedStateSetJac29 - valNorth2[5].m_flow.SeedStateSetJac29 - valNorth2[6].m_flow.SeedStateSetJac29 - valNorth2[7].m_flow.SeedStateSetJac29 - valNorth2[8].m_flow.SeedStateSetJac29 - valNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth1[2].m_flow.SeedStateSetJac29 - valNorth1[3].m_flow.SeedStateSetJac29 - valNorth1[4].m_flow.SeedStateSetJac29 - valSouth2[1].m_flow.SeedStateSetJac29 - valSouth2[2].m_flow.SeedStateSetJac29 - valSouth2[3].m_flow.SeedStateSetJac29 - valSouth2[4].m_flow.SeedStateSetJac29 - valSouth2[5].m_flow.SeedStateSetJac29 - valSouth2[6].m_flow.SeedStateSetJac29 - valSouth2[7].m_flow.SeedStateSetJac29 - valSouth2[8].m_flow.SeedStateSetJac29 - valSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth1[4].m_flow.SeedStateSetJac29 - $cse387.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth1[3].m_flow.SeedStateSetJac29 = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  valSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-valSouth1[3].m_flow.SeedStateSetJac29) - valSouth1[4].m_flow.SeedStateSetJac29 ;
  valNorth2[2].m_flow.SeedStateSetJac29 + $cse387.$pDERStateSetJac29.dummyVarStateSetJac29 + valSouth1[3].m_flow.SeedStateSetJac29 + valSouth1[4].m_flow.SeedStateSetJac29 + valSouth2[8].m_flow.SeedStateSetJac29 + valSouth2[7].m_flow.SeedStateSetJac29 + valSouth2[6].m_flow.SeedStateSetJac29 + valSouth2[5].m_flow.SeedStateSetJac29 + valSouth2[4].m_flow.SeedStateSetJac29 + valSouth2[3].m_flow.SeedStateSetJac29 + valSouth2[2].m_flow.SeedStateSetJac29 + valSouth2[1].m_flow.SeedStateSetJac29 + valNorth1[4].m_flow.SeedStateSetJac29 + valNorth1[3].m_flow.SeedStateSetJac29 + valNorth1[2].m_flow.SeedStateSetJac29 + valNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valNorth2[8].m_flow.SeedStateSetJac29 + valNorth2[7].m_flow.SeedStateSetJac29 + valNorth2[6].m_flow.SeedStateSetJac29 + valNorth2[5].m_flow.SeedStateSetJac29 + valNorth2[4].m_flow.SeedStateSetJac29 + valNorth2[3].m_flow.SeedStateSetJac29 + valNorth2[1].m_flow.SeedStateSetJac29 + (-valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable valSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2.2.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = tabsSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
2 : valSouth2.2.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.7.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29
3 : valSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.7.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth2.1.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29
4 : tabsSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = tabsSouth2.1.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  tabsSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  tabsSouth2.1.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.7.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  tabsSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  -tabsSouth2.2.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.2.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -tabsSouth2.1.dp.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable tabsSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valSouth1[4].m_flow.SeedStateSetJac29 + valSouth1[3].m_flow.SeedStateSetJac29 + valSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 = 0.0
2 : valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-valNorth2[2].m_flow.SeedStateSetJac29) - valNorth2[1].m_flow.SeedStateSetJac29 - valNorth2[3].m_flow.SeedStateSetJac29 - valNorth2[4].m_flow.SeedStateSetJac29 - valNorth2[5].m_flow.SeedStateSetJac29 - valNorth2[6].m_flow.SeedStateSetJac29 - valNorth2[7].m_flow.SeedStateSetJac29 - valNorth2[8].m_flow.SeedStateSetJac29 - valNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valNorth1[2].m_flow.SeedStateSetJac29 - valNorth1[3].m_flow.SeedStateSetJac29 - valNorth1[4].m_flow.SeedStateSetJac29 - valSouth2[1].m_flow.SeedStateSetJac29 - valSouth2[2].m_flow.SeedStateSetJac29 - valSouth2[3].m_flow.SeedStateSetJac29 - valSouth2[4].m_flow.SeedStateSetJac29 - valSouth2[5].m_flow.SeedStateSetJac29 - valSouth2[6].m_flow.SeedStateSetJac29 - valSouth2[7].m_flow.SeedStateSetJac29 - valSouth2[8].m_flow.SeedStateSetJac29 - valSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth1[4].m_flow.SeedStateSetJac29 - $cse387.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth1[3].m_flow.SeedStateSetJac29 = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  valSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-valSouth1[3].m_flow.SeedStateSetJac29) - valSouth1[4].m_flow.SeedStateSetJac29 ;
  valNorth2[2].m_flow.SeedStateSetJac29 + $cse387.$pDERStateSetJac29.dummyVarStateSetJac29 + valSouth1[3].m_flow.SeedStateSetJac29 + valSouth1[4].m_flow.SeedStateSetJac29 + valSouth2[8].m_flow.SeedStateSetJac29 + valSouth2[7].m_flow.SeedStateSetJac29 + valSouth2[6].m_flow.SeedStateSetJac29 + valSouth2[5].m_flow.SeedStateSetJac29 + valSouth2[4].m_flow.SeedStateSetJac29 + valSouth2[3].m_flow.SeedStateSetJac29 + valSouth2[2].m_flow.SeedStateSetJac29 + valSouth2[1].m_flow.SeedStateSetJac29 + valNorth1[4].m_flow.SeedStateSetJac29 + valNorth1[3].m_flow.SeedStateSetJac29 + valNorth1[2].m_flow.SeedStateSetJac29 + valNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valNorth2[8].m_flow.SeedStateSetJac29 + valNorth2[7].m_flow.SeedStateSetJac29 + valNorth2[6].m_flow.SeedStateSetJac29 + valNorth2[5].m_flow.SeedStateSetJac29 + valNorth2[4].m_flow.SeedStateSetJac29 + valNorth2[3].m_flow.SeedStateSetJac29 + valNorth2[1].m_flow.SeedStateSetJac29 + (-valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable valSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.1117/42.7, allocations: 48.9 MB / 10.34 GB, free: 152.6 MB / 1.495 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.3011/43, allocations: 118.3 MB / 10.45 GB, free: 150.3 MB / 1.495 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.02591/43.02, allocations: 7.896 MB / 10.46 GB, free: 149.3 MB / 1.495 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.01312/43.04, allocations: 242.3 kB / 10.46 GB, free: 149.3 MB / 1.495 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.1134/43.15, allocations: 5.66 MB / 10.47 GB, free: 148.4 MB / 1.495 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.006799/43.16, allocations: 1.154 MB / 10.47 GB, free: 148.4 MB / 1.495 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.005676/43.16, allocations: 0.8938 MB / 10.47 GB, free: 148.4 MB / 1.495 GB
Notification: Performance of sorting global known variables: time 0.0277/43.19, allocations: 10.85 MB / 10.48 GB, free: 147.9 MB / 1.495 GB
Notification: Performance of sort global known variables: time 1.342e-06/43.19, allocations: 0 / 10.48 GB, free: 147.9 MB / 1.495 GB
Notification: Performance of remove unused functions: time 0.1856/43.38, allocations: 86.82 MB / 10.56 GB, free: 90.2 MB / 1.495 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 74 ($STATESET1.x[32],$STATESET1.x[31],$STATESET1.x[30],$STATESET1.x[29],$STATESET1.x[28],$STATESET1.x[27],$STATESET1.x[26],$STATESET1.x[25],$STATESET1.x[24],$STATESET1.x[23],$STATESET1.x[22],$STATESET1.x[21],$STATESET1.x[20],$STATESET1.x[19],$STATESET1.x[18],$STATESET1.x[17],$STATESET1.x[16],$STATESET1.x[15],$STATESET1.x[14],$STATESET1.x[13],$STATESET1.x[12],$STATESET1.x[11],$STATESET1.x[10],$STATESET1.x[9],$STATESET1.x[8],$STATESET1.x[7],$STATESET1.x[6],$STATESET1.x[5],$STATESET1.x[4],$STATESET1.x[3],$STATESET1.x[2],$STATESET1.x[1],pmpSouth.vol.dynBal.U,pmpSouth.filter.s[1],pmpNorth.vol.dynBal.U,pmpNorth.filter.s[1],valSouth1[1].filter.s[1],valSouth1[2].filter.s[1],valSouth1[3].filter.s[1],valSouth1[4].filter.s[1],valSouth2[1].filter.s[1],valSouth2[2].filter.s[1],valSouth2[3].filter.s[1],valSouth2[4].filter.s[1],valSouth2[5].filter.s[1],valSouth2[6].filter.s[1],valSouth2[7].filter.s[1],valSouth2[8].filter.s[1],valNorth1[1].filter.s[1],valNorth1[2].filter.s[1],valNorth1[3].filter.s[1],valNorth1[4].filter.s[1],valNorth2[1].filter.s[1],valNorth2[2].filter.s[1],valNorth2[3].filter.s[1],valNorth2[4].filter.s[1],valNorth2[5].filter.s[1],valNorth2[6].filter.s[1],valNorth2[7].filter.s[1],valNorth2[8].filter.s[1],valSouth.vol.dynBal.U,valSouth.filter.s[1],valNorth.vol.dynBal.U,valNorth.filter.s[1],spl.vol.dynBal.U,spl1.vol.dynBal.U,pumpHea.vol.dynBal.U,pumpHea.filter.s[1],valHea.filter.s[1],valCoo.filter.s[1],spl2.vol.dynBal.U,spl3.vol.dynBal.U,pumpCoo.vol.dynBal.U,pumpCoo.filter.s[1])
 * Number of discrete variables: 7 ($whenCondition2,$whenCondition1,booleanToInteger.u,booleanToInteger.y,stepPump.pulseStart,stepValve.T_start,stepValve.count)
 * Number of discrete states: 1 (stepValve.count)
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (643):
 * Single equations (assignments): 620
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 10
 * When equations: 3
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 7
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details:
 * Constant Jacobian: 0
 * Linear Jacobian (size,density): 0
 * Non-linear Jacobian: 7 {1,1,1,1,1,1,1}
 * Without analytic Jacobian: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems: 1 {(28,89.3%) 28}
 * Non-linear torn systems: 2 {33 118,61 213}
Notification: Performance of Backend phase and start with SimCode phase: time 0.01643/43.39, allocations: 5.582 MB / 10.57 GB, free: 85.63 MB / 1.495 GB
Notification: Performance of simCode: created initialization part: time 0.1555/43.55, allocations: 93.94 MB / 10.66 GB, free: 32.92 MB / 1.495 GB
Notification: Performance of simCode: created event and clocks part: time 1.152e-05/43.55, allocations: 0 / 10.66 GB, free: 32.92 MB / 1.495 GB
Notification: Performance of simCode: created simulation system equations: time 1.338/44.89, allocations: 86.42 MB / 10.74 GB, free: 190.4 MB / 1.51 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.09285/44.98, allocations: 7.461 MB / 10.75 GB, free: 190.1 MB / 1.51 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.1434/45.12, allocations: 52.92 MB / 10.8 GB, free: 182.1 MB / 1.51 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.02251/45.15, allocations: 11.05 MB / 10.81 GB, free: 180.7 MB / 1.51 GB
Notification: Performance of simCode: alias equations: time 0.055/45.2, allocations: 12.08 MB / 10.83 GB, free: 179.9 MB / 1.51 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01392/45.22, allocations: 2.242 MB / 10.83 GB, free: 179.9 MB / 1.51 GB
Notification: Performance of SimCode: time 1.222e-06/45.22, allocations: 4.156 kB / 10.83 GB, free: 179.9 MB / 1.51 GB
Notification: Performance of Templates: time 3.631/48.85, allocations: 0.7138 GB / 11.54 GB, free: 205 MB / 1.557 GB
make -j1 -f Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.makefile
(rm -f Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.pipe ; mkfifo Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.pipe ; head -c 1048576 < Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.pipe >> ../files/Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.sim & ./Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic  -abortSlowSimulation -alarm=480  -emit_protected -lv LOG_STATS > Buildings_9_Buildings.Fluid.Examples.FlowSystem.Basic.pipe 2>&1)