Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Simplified1.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/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)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo", uses=false)
Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
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 BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo)
Running command: translateModel(BuildingSystems.Fluid.Examples.FlowSystem.Simplified1,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Simplified1")
translateModel(BuildingSystems.Fluid.Examples.FlowSystem.Simplified1,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Fluid.Examples.FlowSystem.Simplified1")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9374/0.9374, allocations: 143.4 MB / 159.2 MB, free: 4.906 MB / 122.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001674/0.001674, allocations: 183.5 kB / 191.8 MB, free: 5.734 MB / 154.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.413/1.413, allocations: 222.9 MB / 447.3 MB, free: 5.883 MB / 330.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.00106/0.00106, allocations: 103.7 kB / 0.5169 GB, free: 3.73 MB / 410.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002143/0.002142, allocations: 289.9 kB / 0.5973 GB, free: 49.37 MB / 410.7 MB
Notification: Performance of FrontEnd - loaded program: time 0.001609/0.00161, allocations: 83.81 kB / 0.6885 GB, free: 3.848 MB / 458.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.3544/0.3561, allocations: 81.3 MB / 0.7679 GB, free: 27.66 MB / 458.7 MB
Notification: Performance of NFInst.instantiate(BuildingSystems.Fluid.Examples.FlowSystem.Simplified1): time 0.6554/1.011, allocations: 352.9 MB / 1.113 GB, free: 2.703 MB / 0.6667 GB
Notification: Performance of NFInst.instExpressions: time 0.5474/1.559, allocations: 72.84 MB / 1.184 GB, free: 20.91 MB / 0.7292 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.01704/1.576, allocations: 373.4 kB / 1.184 GB, free: 20.91 MB / 0.7292 GB
Notification: Performance of NFTyping.typeComponents: time 0.01729/1.593, allocations: 4.424 MB / 1.188 GB, free: 20.91 MB / 0.7292 GB
Notification: Performance of NFTyping.typeBindings: time 0.04087/1.634, allocations: 12.48 MB / 1.201 GB, free: 20.7 MB / 0.7292 GB
Notification: Performance of NFTyping.typeClassSections: time 0.02607/1.66, allocations: 8.855 MB / 1.209 GB, free: 20.48 MB / 0.7292 GB
Notification: Performance of NFFlatten.flatten: time 0.06046/1.721, allocations: 48.44 MB / 1.256 GB, free: 18.23 MB / 0.7292 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.02971/1.751, allocations: 17.5 MB / 1.274 GB, free: 9.75 MB / 0.7292 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.03267/1.783, allocations: 14.68 MB / 1.288 GB, free: 13.95 MB / 0.7448 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.03001/1.813, allocations: 15.75 MB / 1.303 GB, free: 1.812 MB / 0.7448 GB
Notification: Performance of NFPackage.collectConstants: time 0.008535/1.822, allocations: 1.211 MB / 1.304 GB, free: 0.6016 MB / 0.7448 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.02229/1.844, allocations: 4.886 MB / 1.309 GB, free: 12.77 MB / 0.7605 GB
Notification: Performance of NFScalarize.scalarize: time 0.01068/1.855, allocations: 5.1 MB / 1.314 GB, free: 9.348 MB / 0.7605 GB
Notification: Performance of NFVerifyModel.verify: time 0.02485/1.88, allocations: 9.513 MB / 1.324 GB, free: 1.844 MB / 0.7605 GB
Notification: Performance of NFConvertDAE.convert: time 0.04485/1.925, allocations: 27.94 MB / 1.351 GB, free: 6.965 MB / 0.7917 GB
Notification: Performance of FrontEnd - DAE generated: time 5.2e-06/1.925, allocations: 0 / 1.351 GB, free: 6.965 MB / 0.7917 GB
Notification: Performance of FrontEnd: time 1.332e-06/1.925, allocations: 4 kB / 1.351 GB, free: 6.961 MB / 0.7917 GB
Notification: Performance of Transformations before backend: time 0.000876/1.926, allocations: 0 / 1.351 GB, free: 6.961 MB / 0.7917 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 0.06063/1.986, allocations: 22.08 MB / 1.372 GB, free: 0.9492 MB / 0.8073 GB
Notification: Performance of prepare preOptimizeDAE: time 4.448e-05/1.986, allocations: 12.03 kB / 1.372 GB, free: 0.9375 MB / 0.8073 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01204/1.998, allocations: 2.219 MB / 1.375 GB, free: 14.7 MB / 0.823 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.04081/2.039, allocations: 15.47 MB / 1.39 GB, free: 15.53 MB / 0.8386 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0008072/2.04, allocations: 0.6782 MB / 1.39 GB, free: 14.86 MB / 0.8386 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.004909/2.045, allocations: 0.9309 MB / 1.391 GB, free: 13.94 MB / 0.8386 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.04177/2.087, allocations: 16.45 MB / 1.407 GB, free: 13.3 MB / 0.8542 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.000519/2.087, allocations: 15.92 kB / 1.407 GB, free: 13.29 MB / 0.8542 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.005837/2.093, allocations: 325.9 kB / 1.408 GB, free: 12.98 MB / 0.8542 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003849/2.094, allocations: 371.2 kB / 1.408 GB, free: 12.61 MB / 0.8542 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04024/2.134, allocations: 20.93 MB / 1.428 GB, free: 7.672 MB / 0.8698 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 0.1427/2.277, allocations: 80.46 MB / 1.507 GB, free: 4.543 MB / 0.948 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.6188/2.896, allocations: 12.7 MB / 1.519 GB, free: 470.5 MB / 0.948 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01582/2.911, allocations: 9.502 MB / 1.529 GB, free: 466.3 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 0.06691/2.978, allocations: 34.4 MB / 1.562 GB, free: 447.6 MB / 0.948 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01357/2.992, allocations: 9.717 MB / 1.572 GB, free: 441.7 MB / 0.948 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.02459/3.017, allocations: 8.549 MB / 1.58 GB, free: 439.1 MB / 0.948 GB
Notification: Performance of pre-optimization done (n=576): time 3.62e-05/3.017, allocations: 0 / 1.58 GB, free: 439.1 MB / 0.948 GB
Notification: Performance of matching and sorting (n=868): time 0.9028/3.919, allocations: 236.7 MB / 1.811 GB, free: 204.9 MB / 0.948 GB
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 : 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[1].m_flow ;
  tabsSouth1[2].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[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.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0
2 : valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsNorth2[8].m_flow.SeedStateSetJac0) - tabsNorth2[7].m_flow.SeedStateSetJac0 - tabsNorth2[6].m_flow.SeedStateSetJac0 - tabsNorth2[5].m_flow.SeedStateSetJac0 - tabsNorth2[4].m_flow.SeedStateSetJac0 - tabsNorth2[3].m_flow.SeedStateSetJac0 - tabsNorth2[2].m_flow.SeedStateSetJac0 - tabsNorth2[1].m_flow.SeedStateSetJac0 - tabsNorth1[4].m_flow.SeedStateSetJac0 - tabsNorth1[3].m_flow.SeedStateSetJac0 - tabsNorth1[2].m_flow.SeedStateSetJac0 - tabsNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth2[8].m_flow.SeedStateSetJac0 - tabsSouth2[7].m_flow.SeedStateSetJac0 - tabsSouth2[6].m_flow.SeedStateSetJac0 - tabsSouth2[5].m_flow.SeedStateSetJac0 - tabsSouth2[4].m_flow.SeedStateSetJac0 - tabsSouth2[3].m_flow.SeedStateSetJac0 - tabsSouth2[2].m_flow.SeedStateSetJac0 - tabsSouth2[1].m_flow.SeedStateSetJac0 - tabsSouth1[4].m_flow.SeedStateSetJac0 - tabsSouth1[3].m_flow.SeedStateSetJac0 - tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  tabsSouth1.2.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 ;
  tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0
]
  =
[
  pipSouth1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + (-tabsSouth1[3].m_flow.SeedStateSetJac0) - tabsSouth1[4].m_flow.SeedStateSetJac0 ;
  tabsNorth2[8].m_flow.SeedStateSetJac0 + tabsSouth1[4].m_flow.SeedStateSetJac0 + tabsSouth1[3].m_flow.SeedStateSetJac0 + tabsSouth2[1].m_flow.SeedStateSetJac0 + tabsSouth2[2].m_flow.SeedStateSetJac0 + tabsSouth2[3].m_flow.SeedStateSetJac0 + tabsSouth2[4].m_flow.SeedStateSetJac0 + tabsSouth2[5].m_flow.SeedStateSetJac0 + tabsSouth2[6].m_flow.SeedStateSetJac0 + tabsSouth2[7].m_flow.SeedStateSetJac0 + tabsSouth2[8].m_flow.SeedStateSetJac0 + tabsNorth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 + tabsNorth1[2].m_flow.SeedStateSetJac0 + tabsNorth1[3].m_flow.SeedStateSetJac0 + tabsNorth1[4].m_flow.SeedStateSetJac0 + tabsNorth2[1].m_flow.SeedStateSetJac0 + tabsNorth2[2].m_flow.SeedStateSetJac0 + tabsNorth2[3].m_flow.SeedStateSetJac0 + tabsNorth2[4].m_flow.SeedStateSetJac0 + tabsNorth2[5].m_flow.SeedStateSetJac0 + tabsNorth2[6].m_flow.SeedStateSetJac0 + tabsNorth2[7].m_flow.SeedStateSetJac0 + (-spl1.res1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0) - valCoo.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valNorth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 - valSouth.res3.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0
]
 might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac0.dummyVarStateSetJac0 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of inlineWhenForInitialization (initialization): time 0.1315/4.051, allocations: 54.53 MB / 1.864 GB, free: 148.9 MB / 0.948 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.02682/4.078, allocations: 14.74 MB / 1.879 GB, free: 134.3 MB / 0.948 GB
Notification: Performance of collectPreVariables (initialization): time 0.004294/4.082, allocations: 225.7 kB / 1.879 GB, free: 134 MB / 0.948 GB
Notification: Performance of collectInitialEqns (initialization): time 0.007783/4.09, allocations: 7.144 MB / 1.886 GB, free: 126.9 MB / 0.948 GB
Notification: Performance of collectInitialBindings (initialization): time 0.01128/4.101, allocations: 3.128 MB / 1.889 GB, free: 123.8 MB / 0.948 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.01583/4.117, allocations: 4.093 MB / 1.893 GB, free: 119.7 MB / 0.948 GB
Notification: Performance of setup shared object (initialization): time 4.383e-05/4.117, allocations: 309.1 kB / 1.893 GB, free: 119.4 MB / 0.948 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.03305/4.15, allocations: 24.24 MB / 1.917 GB, free: 95.1 MB / 0.948 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.03588/4.186, allocations: 26.85 MB / 1.943 GB, free: 67.22 MB / 0.948 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0651/4.251, allocations: 44.28 MB / 1.987 GB, free: 22.13 MB / 0.948 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 9.939e-05/4.251, allocations: 16 kB / 1.987 GB, free: 22.12 MB / 0.948 GB
Notification: Performance of matching and sorting (n=1384) (initialization): time 1.231/5.483, allocations: 142.8 MB / 2.126 GB, free: 372.5 MB / 0.9482 GB
Notification: Performance of prepare postOptimizeDAE: time 0.00011/5.483, allocations: 53.89 kB / 2.126 GB, free: 372.4 MB / 0.9482 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001071/5.483, allocations: 52 kB / 2.126 GB, free: 372.3 MB / 0.9482 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.6607/6.144, allocations: 119.8 MB / 2.243 GB, free: 252.9 MB / 0.9482 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01874/6.162, allocations: 3.52 MB / 2.247 GB, free: 249.4 MB / 0.9482 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1519/6.314, allocations: 79.99 MB / 2.325 GB, free: 169.3 MB / 0.9482 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2269/6.541, allocations: 10.88 MB / 2.335 GB, free: 158.4 MB / 0.9482 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006662/6.548, allocations: 1.639 MB / 2.337 GB, free: 156.8 MB / 0.9482 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.03841/6.586, allocations: 27.26 MB / 2.364 GB, free: 129.5 MB / 0.9482 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03253/6.619, allocations: 26.39 MB / 2.389 GB, free: 102.1 MB / 0.9482 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0594/6.678, allocations: 43.36 MB / 2.432 GB, free: 57.93 MB / 0.9482 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 6.493e-05/6.679, allocations: 16 kB / 2.432 GB, free: 57.92 MB / 0.9482 GB
Notification: Performance of matching and sorting (n=1384) (initialization_lambda0): time 0.9967/7.675, allocations: 141.2 MB / 2.57 GB, free: 391.4 MB / 0.9482 GB
Notification: Performance of prepare postOptimizeDAE: time 7.312e-05/7.675, allocations: 56.75 kB / 2.57 GB, free: 391.4 MB / 0.9482 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.673e-05/7.675, allocations: 49.38 kB / 2.57 GB, free: 391.4 MB / 0.9482 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.5869/8.262, allocations: 118.8 MB / 2.686 GB, free: 274.7 MB / 0.9482 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01845/8.281, allocations: 3.478 MB / 2.689 GB, free: 271.2 MB / 0.9482 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1779/8.459, allocations: 83.48 MB / 2.771 GB, free: 187.7 MB / 0.9482 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2187/8.678, allocations: 10.91 MB / 2.781 GB, free: 176.8 MB / 0.9482 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006254/8.684, allocations: 1.599 MB / 2.783 GB, free: 175.2 MB / 0.9482 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 231
 * 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 (1024):
 * Single equations (assignments): 1006
 * 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
   {(39,65), (39,65)}
Notification: Performance of prepare postOptimizeDAE: time 0.007557/8.691, allocations: 0.7353 MB / 2.784 GB, free: 174.5 MB / 0.9482 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.00686/8.698, allocations: 1.464 MB / 2.785 GB, free: 173.8 MB / 0.9482 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2232/8.921, allocations: 67.98 MB / 2.851 GB, free: 105.9 MB / 0.9482 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2402/9.162, allocations: 82.61 MB / 2.932 GB, free: 23.22 MB / 0.9482 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001351/9.162, allocations: 31.47 kB / 2.932 GB, free: 23.19 MB / 0.9482 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.5557/9.718, allocations: 81.49 MB / 3.012 GB, free: 387.8 MB / 0.9482 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 postOpt removeSimpleEquations (simulation): time 0.3478/10.07, allocations: 206.3 MB / 3.213 GB, free: 206.7 MB / 0.9482 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.003e-05/10.07, allocations: 0 / 3.213 GB, free: 206.7 MB / 0.9482 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01268/10.08, allocations: 2.149 MB / 3.215 GB, free: 204.6 MB / 0.9482 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.5814/10.66, allocations: 144.7 MB / 3.356 GB, free: 60.2 MB / 0.9482 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004033/10.66, allocations: 0.8025 MB / 3.357 GB, free: 59.4 MB / 0.9482 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.4803/11.14, allocations: 69.45 MB / 3.425 GB, free: 404.9 MB / 0.9482 GB
Warning: The linear system: 
1 : valSouth2[1].dp = valSouth2[2].port_a.p - valSouth1[1].port_b.p
2 : valSouth2[4].dp = valSouth2[2].port_a.p - valSouth1[1].port_b.p
[
  -1.0 , 1.0 ;
  -1.0 , 1.0
]
  *
[
  valSouth2[2].port_a.p ;
  valSouth1[1].port_b.p
]
  =
[
  -valSouth2[1].dp ;
  -valSouth2[4].dp
]
 might be structurally or numerically singular for variable valSouth1[1].port_b.p 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 : spl1.res1.m_flow + valNorth.res3.m_flow + valSouth.res3.m_flow + (-tabsNorth2[7].m_flow) - $cse374 - 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 + $cse374 + (-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[4].dp = valSouth2[2].port_a.p - valSouth1[1].port_b.p
2 : valSouth2[1].dp = valSouth2[2].port_a.p - valSouth1[1].port_b.p
[
  -1.0 , 1.0 ;
  -1.0 , 1.0
]
  *
[
  valSouth2[2].port_a.p ;
  valSouth1[1].port_b.p
]
  =
[
  -valSouth2[4].dp ;
  -valSouth2[1].dp
]
 might be structurally or numerically singular for variable valSouth1[1].port_b.p since U(2,2) = 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) - $cse374 - 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 + $cse374 + (-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.
Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information.
Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed!
[/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork@2/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2314:10-2314:88:writable] Error: Internal error function optimizeJacobianMatrix failed
[/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork@2/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2231:9-2231:79:writable] Error: Internal error function createJacobian failed
Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information.
Error: Internal error Transformation Module PFPlusExt index Reduction Method Pantelides failed!
[/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork@2/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2314:10-2314:88:writable] Error: Internal error function optimizeJacobianMatrix failed
[/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork@2/OpenModelica/OMCompiler/Compiler/BackEnd/SymbolicJacobian.mo:2231:9-2231:79:writable] Error: Internal error function createJacobian failed
Error: post-optimization module symbolicJacobian (simulation) failed.