Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Basic.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001424/0.001424, allocations: 100.2 kB / 16.4 MB, free: 6.508 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001466/0.001466, allocations: 199.8 kB / 19.35 MB, free: 3.73 MB / 14.72 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.488/1.488, allocations: 222.9 MB / 245.1 MB, free: 15.01 MB / 206.1 MB
"
[Timeout remaining time 178]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo): time 3.329/3.329, allocations: 490 MB / 0.7688 GB, free: 28.5 MB / 0.6231 GB
"
[Timeout remaining time 176]
Using package Buildings with version 12.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: "" <> buildModelFMU(Buildings.Fluid.Examples.FlowSystem.Basic,fileNamePrefix="Buildings_latest_Buildings_Fluid_Examples_FlowSystem_Basic",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Fluid.Examples.FlowSystem.Basic,fileNamePrefix="Buildings_latest_Buildings_Fluid_Examples_FlowSystem_Basic",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 0.002327/0.002327, allocations: 67.89 kB / 1.103 GB, free: 4.605 MB / 0.9044 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.8616/0.8639, allocations: 164 MB / 1.263 GB, free: 5.586 MB / 0.9669 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Basic): time 1.216/2.08, allocations: 357.7 MB / 1.612 GB, free: 61.66 MB / 1.295 GB
Notification: Performance of NFInst.instExpressions: time 0.1045/2.184, allocations: 75.65 MB / 1.686 GB, free: 60.61 MB / 1.295 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.01713/2.201, allocations: 435.1 kB / 1.686 GB, free: 60.61 MB / 1.295 GB
Notification: Performance of NFTyping.typeComponents: time 0.01994/2.221, allocations: 6.415 MB / 1.693 GB, free: 60.48 MB / 1.295 GB
Notification: Performance of NFTyping.typeBindings: time 0.04236/2.264, allocations: 13.96 MB / 1.706 GB, free: 59.92 MB / 1.295 GB
Notification: Performance of NFTyping.typeClassSections: time 0.02644/2.29, allocations: 10.11 MB / 1.716 GB, free: 57.02 MB / 1.295 GB
Notification: Performance of NFFlatten.flatten: time 0.072/2.362, allocations: 55.07 MB / 1.77 GB, free: 24.2 MB / 1.295 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.02771/2.39, allocations: 19.6 MB / 1.789 GB, free: 5.18 MB / 1.295 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.03669/2.427, allocations: 17.04 MB / 1.806 GB, free: 5.082 MB / 1.311 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.03139/2.458, allocations: 15.6 MB / 1.821 GB, free: 6.582 MB / 1.326 GB
Notification: Performance of NFPackage.collectConstants: time 0.009976/2.468, allocations: 1.891 MB / 1.823 GB, free: 4.691 MB / 1.326 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.02323/2.491, allocations: 5.934 MB / 1.829 GB, free: 15.03 MB / 1.342 GB
Notification: Performance of NFScalarize.scalarize: time 0.01223/2.504, allocations: 6.159 MB / 1.835 GB, free: 9.102 MB / 1.342 GB
Notification: Performance of NFVerifyModel.verify: time 0.02338/2.527, allocations: 10.86 MB / 1.845 GB, free: 14.43 MB / 1.357 GB
Notification: Performance of NFConvertDAE.convert: time 0.05926/2.586, allocations: 30.19 MB / 1.875 GB, free: 1.316 MB / 1.373 GB
Notification: Performance of FrontEnd - DAE generated: time 9.818e-06/2.586, allocations: 0 / 1.875 GB, free: 1.316 MB / 1.373 GB
Notification: Performance of FrontEnd: time 2.615e-06/2.587, allocations: 0 / 1.875 GB, free: 1.316 MB / 1.373 GB
Notification: Performance of Transformations before backend: time 0.001266/2.588, allocations: 0 / 1.875 GB, free: 1.316 MB / 1.373 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 0.06797/2.656, allocations: 23.41 MB / 1.897 GB, free: 10.02 MB / 1.404 GB
Notification: Performance of prepare preOptimizeDAE: time 4.96e-05/2.656, allocations: 8.922 kB / 1.897 GB, free: 10.01 MB / 1.404 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.004837/2.661, allocations: 1.003 MB / 1.898 GB, free: 9 MB / 1.404 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01905/2.68, allocations: 3.204 MB / 1.902 GB, free: 5.781 MB / 1.404 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.051/2.731, allocations: 22.37 MB / 1.923 GB, free: 15.73 MB / 1.436 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0009248/2.732, allocations: 0.6539 MB / 1.924 GB, free: 15.08 MB / 1.436 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.004921/2.737, allocations: 0.8979 MB / 1.925 GB, free: 14.18 MB / 1.436 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.04564/2.782, allocations: 17.13 MB / 1.942 GB, free: 12.83 MB / 1.451 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0003829/2.783, allocations: 15.88 kB / 1.942 GB, free: 12.82 MB / 1.451 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.004126/2.787, allocations: 316 kB / 1.942 GB, free: 12.51 MB / 1.451 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002829/2.787, allocations: 204 kB / 1.942 GB, free: 12.31 MB / 1.451 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0486/2.836, allocations: 21.14 MB / 1.963 GB, free: 7.148 MB / 1.467 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 0.1653/3.001, allocations: 82.14 MB / 2.043 GB, free: 2.379 MB / 1.545 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.02848/3.03, allocations: 14.1 MB / 2.057 GB, free: 4.254 MB / 1.561 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01979/3.05, allocations: 10.51 MB / 2.067 GB, free: 9.734 MB / 1.576 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 0.08417/3.134, allocations: 35.46 MB / 2.102 GB, free: 5.93 MB / 1.607 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.02387/3.158, allocations: 10.67 MB / 2.112 GB, free: 11.18 MB / 1.623 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.02209/3.18, allocations: 5.815 MB / 2.118 GB, free: 5.527 MB / 1.623 GB
Notification: Performance of pre-optimization done (n=548): time 3.189e-05/3.18, allocations: 0 / 2.118 GB, free: 5.527 MB / 1.623 GB
Notification: Performance of matching and sorting (n=832): time 1.78/4.96, allocations: 249.5 MB / 2.361 GB, free: 0.6172 GB / 1.732 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 0.1282/5.089, allocations: 52.76 MB / 2.413 GB, free: 0.5644 GB / 1.732 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.03975/5.128, allocations: 19.53 MB / 2.432 GB, free: 0.5455 GB / 1.732 GB
Notification: Performance of collectPreVariables (initialization): time 0.0051/5.133, allocations: 221.7 kB / 2.432 GB, free: 0.5453 GB / 1.732 GB
Notification: Performance of collectInitialEqns (initialization): time 0.009932/5.143, allocations: 7.512 MB / 2.44 GB, free: 0.5382 GB / 1.732 GB
Notification: Performance of collectInitialBindings (initialization): time 0.01197/5.155, allocations: 3.126 MB / 2.443 GB, free: 0.5352 GB / 1.732 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.01899/5.174, allocations: 4.388 MB / 2.447 GB, free: 0.5309 GB / 1.732 GB
Notification: Performance of setup shared object (initialization): time 4.583e-05/5.175, allocations: 301.1 kB / 2.447 GB, free: 0.5306 GB / 1.732 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0357/5.21, allocations: 25.06 MB / 2.472 GB, free: 0.5061 GB / 1.732 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.03792/5.248, allocations: 27.9 MB / 2.499 GB, free: 489.3 MB / 1.732 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.06768/5.316, allocations: 45.96 MB / 2.544 GB, free: 442.7 MB / 1.732 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.463e-05/5.316, allocations: 19.88 kB / 2.544 GB, free: 442.6 MB / 1.732 GB
Notification: Performance of matching and sorting (n=1548) (initialization): time 0.6231/5.939, allocations: 146.2 MB / 2.687 GB, free: 296.3 MB / 1.732 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0001153/5.939, allocations: 49.7 kB / 2.687 GB, free: 296.3 MB / 1.732 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.977e-05/5.939, allocations: 44 kB / 2.687 GB, free: 296.2 MB / 1.732 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.5974/6.537, allocations: 125.4 MB / 2.809 GB, free: 170.8 MB / 1.732 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01681/6.554, allocations: 3.228 MB / 2.812 GB, free: 167.6 MB / 1.732 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1551/6.709, allocations: 86.9 MB / 2.897 GB, free: 80.29 MB / 1.732 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2076/6.916, allocations: 10.72 MB / 2.908 GB, free: 69.55 MB / 1.732 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006291/6.923, allocations: 1.652 MB / 2.909 GB, free: 67.89 MB / 1.732 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04119/6.964, allocations: 28.08 MB / 2.937 GB, free: 39.79 MB / 1.732 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.6833/7.647, allocations: 27.27 MB / 2.963 GB, free: 0.6563 GB / 1.732 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.07107/7.718, allocations: 44.72 MB / 3.007 GB, free: 0.6483 GB / 1.732 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.733e-05/7.719, allocations: 11.94 kB / 3.007 GB, free: 0.6483 GB / 1.732 GB
Notification: Performance of matching and sorting (n=1548) (initialization_lambda0): time 0.6244/8.343, allocations: 144 MB / 3.148 GB, free: 0.547 GB / 1.732 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0001258/8.343, allocations: 53.69 kB / 3.148 GB, free: 0.5469 GB / 1.732 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001012/8.343, allocations: 44 kB / 3.148 GB, free: 0.5469 GB / 1.732 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.6089/8.952, allocations: 124.1 MB / 3.269 GB, free: 436.3 MB / 1.732 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01598/8.968, allocations: 3.189 MB / 3.272 GB, free: 433.1 MB / 1.732 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1702/9.138, allocations: 93.91 MB / 3.364 GB, free: 339.3 MB / 1.732 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.2128/9.351, allocations: 10.78 MB / 3.374 GB, free: 328.5 MB / 1.732 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007406/9.359, allocations: 1.609 MB / 3.376 GB, free: 326.9 MB / 1.732 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 203
 * Number of states: 0 ()
 * Number of discrete variables: 10 ($whenCondition1,stepValve.count,$PRE.stepValve.count,stepValve.T_start,$PRE.stepValve.T_start,pumpHea.stage,stepPump.pulseStart,$PRE.stepPump.pulseStart,stepPump.y,$whenCondition2)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (964):
 * Single equations (assignments): 942
 * Array equations: 6
 * Algorithm blocks: 1
 * Record equations: 4
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 8
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details (not torn):
 * Constant Jacobian (size): 0 systems
 * Linear Jacobian (size,density): 0 systems
 * Non-linear Jacobian (size): 8 systems
   {1, 1, 1, 1, 1, 1, 1, 1}
 * Without analytic Jacobian (size): 0 systems
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 1 system
   {(28,28,89.3%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 2 systems
   {(33,119), (33,119)}
Notification: Performance of prepare postOptimizeDAE: time 0.008408/9.367, allocations: 0.7345 MB / 3.377 GB, free: 326.2 MB / 1.732 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.008118/9.375, allocations: 1.626 MB / 3.378 GB, free: 324.5 MB / 1.732 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2276/9.603, allocations: 70.27 MB / 3.447 GB, free: 254.3 MB / 1.732 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2487/9.852, allocations: 82.35 MB / 3.527 GB, free: 171.9 MB / 1.732 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001827/9.852, allocations: 28 kB / 3.527 GB, free: 171.9 MB / 1.732 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2356/10.09, allocations: 81.25 MB / 3.607 GB, free: 90.5 MB / 1.732 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 1.127/11.21, allocations: 209.1 MB / 3.811 GB, free: 0.5883 GB / 1.732 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 0.000106/11.22, allocations: 0 / 3.811 GB, free: 0.5883 GB / 1.732 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01262/11.23, allocations: 2.298 MB / 3.813 GB, free: 0.586 GB / 1.732 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.5651/11.79, allocations: 142.1 MB / 3.952 GB, free: 459.1 MB / 1.732 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004693/11.8, allocations: 0.7908 MB / 3.953 GB, free: 458.3 MB / 1.732 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1332/11.93, allocations: 71.74 MB / 4.023 GB, free: 386.5 MB / 1.732 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 + $cse422 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ;
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2.4.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.4.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
2 : valSouth2.4.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth2.4.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
3 : valSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
4 : tabsSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.4.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  -tabsSouth2.4.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.4.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -tabsSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable valSouth2.4.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth1[4].m_flow.SeedStateSetJac29 + tabsSouth1[3].m_flow.SeedStateSetJac29 + tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 = 0.0
2 : spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1[3].m_flow.SeedStateSetJac29 - tabsSouth1[4].m_flow.SeedStateSetJac29 - tabsSouth2[1].m_flow.SeedStateSetJac29 - tabsSouth2[2].m_flow.SeedStateSetJac29 - tabsSouth2[3].m_flow.SeedStateSetJac29 - tabsSouth2[4].m_flow.SeedStateSetJac29 - tabsSouth2[5].m_flow.SeedStateSetJac29 - tabsSouth2[6].m_flow.SeedStateSetJac29 - tabsSouth2[7].m_flow.SeedStateSetJac29 - tabsSouth2[8].m_flow.SeedStateSetJac29 - tabsNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsNorth1[2].m_flow.SeedStateSetJac29 - tabsNorth1[3].m_flow.SeedStateSetJac29 - tabsNorth1[4].m_flow.SeedStateSetJac29 - tabsNorth2[1].m_flow.SeedStateSetJac29 - tabsNorth2[2].m_flow.SeedStateSetJac29 - tabsNorth2[3].m_flow.SeedStateSetJac29 - tabsNorth2[4].m_flow.SeedStateSetJac29 - tabsNorth2[5].m_flow.SeedStateSetJac29 - tabsNorth2[6].m_flow.SeedStateSetJac29 - tabsNorth2[8].m_flow.SeedStateSetJac29 - $cse422.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsNorth2[7].m_flow.SeedStateSetJac29 = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-tabsSouth1[3].m_flow.SeedStateSetJac29) - tabsSouth1[4].m_flow.SeedStateSetJac29 ;
  tabsSouth1[3].m_flow.SeedStateSetJac29 + $cse422.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsNorth2[7].m_flow.SeedStateSetJac29 + tabsNorth2[8].m_flow.SeedStateSetJac29 + tabsNorth2[6].m_flow.SeedStateSetJac29 + tabsNorth2[5].m_flow.SeedStateSetJac29 + tabsNorth2[4].m_flow.SeedStateSetJac29 + tabsNorth2[3].m_flow.SeedStateSetJac29 + tabsNorth2[2].m_flow.SeedStateSetJac29 + tabsNorth2[1].m_flow.SeedStateSetJac29 + tabsNorth1[4].m_flow.SeedStateSetJac29 + tabsNorth1[3].m_flow.SeedStateSetJac29 + tabsNorth1[2].m_flow.SeedStateSetJac29 + tabsNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsSouth2[8].m_flow.SeedStateSetJac29 + tabsSouth2[7].m_flow.SeedStateSetJac29 + tabsSouth2[6].m_flow.SeedStateSetJac29 + tabsSouth2[5].m_flow.SeedStateSetJac29 + tabsSouth2[4].m_flow.SeedStateSetJac29 + tabsSouth2[3].m_flow.SeedStateSetJac29 + tabsSouth2[2].m_flow.SeedStateSetJac29 + tabsSouth2[1].m_flow.SeedStateSetJac29 + tabsSouth1[4].m_flow.SeedStateSetJac29 + (-valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2.4.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.4.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
2 : valSouth2.4.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth2.4.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
3 : valSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
4 : tabsSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 = valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  tabsSouth1.1.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.8.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.2.port_a.p.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  valSouth2.4.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  -tabsSouth2.4.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.4.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -valSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  -tabsSouth2.8.dp.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable valSouth2.4.port_b.p.$pDERStateSetJac29.dummyVarStateSetJac29 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth1[4].m_flow.SeedStateSetJac29 + tabsSouth1[3].m_flow.SeedStateSetJac29 + tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 = 0.0
2 : spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsSouth1[3].m_flow.SeedStateSetJac29 - tabsSouth1[4].m_flow.SeedStateSetJac29 - tabsSouth2[1].m_flow.SeedStateSetJac29 - tabsSouth2[2].m_flow.SeedStateSetJac29 - tabsSouth2[3].m_flow.SeedStateSetJac29 - tabsSouth2[4].m_flow.SeedStateSetJac29 - tabsSouth2[5].m_flow.SeedStateSetJac29 - tabsSouth2[6].m_flow.SeedStateSetJac29 - tabsSouth2[7].m_flow.SeedStateSetJac29 - tabsSouth2[8].m_flow.SeedStateSetJac29 - tabsNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsNorth1[2].m_flow.SeedStateSetJac29 - tabsNorth1[3].m_flow.SeedStateSetJac29 - tabsNorth1[4].m_flow.SeedStateSetJac29 - tabsNorth2[1].m_flow.SeedStateSetJac29 - tabsNorth2[2].m_flow.SeedStateSetJac29 - tabsNorth2[3].m_flow.SeedStateSetJac29 - tabsNorth2[4].m_flow.SeedStateSetJac29 - tabsNorth2[5].m_flow.SeedStateSetJac29 - tabsNorth2[6].m_flow.SeedStateSetJac29 - tabsNorth2[8].m_flow.SeedStateSetJac29 - $cse422.$pDERStateSetJac29.dummyVarStateSetJac29 - tabsNorth2[7].m_flow.SeedStateSetJac29 = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  tabsSouth1.2.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 ;
  tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29
]
  =
[
  pipSouth1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + (-tabsSouth1[3].m_flow.SeedStateSetJac29) - tabsSouth1[4].m_flow.SeedStateSetJac29 ;
  tabsSouth1[3].m_flow.SeedStateSetJac29 + $cse422.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsNorth2[7].m_flow.SeedStateSetJac29 + tabsNorth2[8].m_flow.SeedStateSetJac29 + tabsNorth2[6].m_flow.SeedStateSetJac29 + tabsNorth2[5].m_flow.SeedStateSetJac29 + tabsNorth2[4].m_flow.SeedStateSetJac29 + tabsNorth2[3].m_flow.SeedStateSetJac29 + tabsNorth2[2].m_flow.SeedStateSetJac29 + tabsNorth2[1].m_flow.SeedStateSetJac29 + tabsNorth1[4].m_flow.SeedStateSetJac29 + tabsNorth1[3].m_flow.SeedStateSetJac29 + tabsNorth1[2].m_flow.SeedStateSetJac29 + tabsNorth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 + tabsSouth2[8].m_flow.SeedStateSetJac29 + tabsSouth2[7].m_flow.SeedStateSetJac29 + tabsSouth2[6].m_flow.SeedStateSetJac29 + tabsSouth2[5].m_flow.SeedStateSetJac29 + tabsSouth2[4].m_flow.SeedStateSetJac29 + tabsSouth2[3].m_flow.SeedStateSetJac29 + tabsSouth2[2].m_flow.SeedStateSetJac29 + tabsSouth2[1].m_flow.SeedStateSetJac29 + tabsSouth1[4].m_flow.SeedStateSetJac29 + (-valNorth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29) - spl1.res1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 - valSouth.res3.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29
]
 might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.09085/12.02, allocations: 49.82 MB / 4.071 GB, free: 335.7 MB / 1.732 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.2782/12.3, allocations: 119.3 MB / 4.188 GB, free: 216.5 MB / 1.732 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.01806/12.32, allocations: 7.212 MB / 4.195 GB, free: 209.3 MB / 1.732 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.007686/12.33, allocations: 184 kB / 4.195 GB, free: 209.1 MB / 1.732 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.1143/12.44, allocations: 5.343 MB / 4.2 GB, free: 203.7 MB / 1.732 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.00552/12.45, allocations: 1.103 MB / 4.201 GB, free: 202.6 MB / 1.732 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.00429/12.45, allocations: 0.8728 MB / 4.202 GB, free: 201.8 MB / 1.732 GB
Notification: Performance of sorting global known variables: time 0.02154/12.47, allocations: 13.63 MB / 4.216 GB, free: 188.2 MB / 1.732 GB
Notification: Performance of sort global known variables: time 8.32e-07/12.47, allocations: 0 / 4.216 GB, free: 188.2 MB / 1.732 GB
Notification: Performance of remove unused functions: time 0.1499/12.62, allocations: 80.26 MB / 4.294 GB, free: 107.9 MB / 1.732 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 42 ($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 0.912/13.53, allocations: 120.3 MB / 4.411 GB, free: 0.6433 GB / 1.732 GB
Notification: Performance of simCode: created initialization part: time 0.1666/13.7, allocations: 97.16 MB / 4.506 GB, free: 0.6073 GB / 1.732 GB
Notification: Performance of simCode: created event and clocks part: time 1.03e-05/13.7, allocations: 4 kB / 4.506 GB, free: 0.6073 GB / 1.732 GB
Notification: Performance of simCode: created simulation system equations: time 0.07873/13.78, allocations: 35.11 MB / 4.541 GB, free: 0.5771 GB / 1.732 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.07783/13.86, allocations: 8.221 MB / 4.549 GB, free: 0.5698 GB / 1.732 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 1.602/15.46, allocations: 483.5 MB / 5.021 GB, free: 100.1 MB / 1.732 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0173/15.48, allocations: 10.79 MB / 5.031 GB, free: 89.25 MB / 1.732 GB
Notification: Performance of simCode: alias equations: time 0.03297/15.51, allocations: 7.755 MB / 5.039 GB, free: 81.49 MB / 1.732 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.02577/15.54, allocations: 11.59 MB / 5.05 GB, free: 69.89 MB / 1.732 GB
Notification: Performance of SimCode: time 1.072e-06/15.54, allocations: 4 kB / 5.05 GB, free: 69.88 MB / 1.732 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 3.502/19.04, allocations: 0.916 GB / 5.966 GB, free: 0.5342 GB / 1.733 GB
Notification: Performance of buildModelFMU: Generate platform static: time 129.3/148.4, allocations: 9.609 kB / 5.966 GB, free: 0.5342 GB / 1.733 GB
"
[Timeout remaining time 151]
(rm -f Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Basic.pipe ; mkfifo Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Basic.pipe ; head -c 1048576 < Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Basic.pipe >> ../files/Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Basic.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Basic_res.mat --tempDir=temp_Buildings_latest_Buildings_Fluid_Examples_FlowSystem_Basic_fmu --startTime=0 --stopTime=1000 --stepSize=0.4 --timeout=800 --tolerance=1e-06 Buildings_latest_Buildings_Fluid_Examples_FlowSystem_Basic.fmu > Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Basic.pipe 2>&1) [Timeout 840.0]
[Calling os._exit(0), Time elapsed: 159.45122099795844]
Failed to read output from testmodel.py, exit status != 0:
148.84818516299129 148.857356748 146.268612834
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f7c98d197e0>