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 0.001446/0.001446, allocations: 102.7 kB / 16.45 MB, free: 6.445 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 0.002024/0.002024, allocations: 188.6 kB / 19.4 MB, free: 3.66 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 1.55/1.55, allocations: 225.6 MB / 247.8 MB, free: 3.738 MB / 190.1 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 3.06/3.06, allocations: 497.2 MB / 0.7812 GB, free: 11.97 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 0.002097/0.002097, allocations: 63.89 kB / 1.134 GB, free: 13.18 MB / 0.92 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.9881/0.9902, allocations: 173.9 MB / 1.304 GB, free: 32.13 MB / 1.061 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Basic): time 0.3807/1.371, allocations: 360.4 MB / 1.656 GB, free: 14.74 MB / 1.342 GB
Notification: Performance of NFInst.instExpressions: time 0.1208/1.492, allocations: 75.81 MB / 1.73 GB, free: 2.754 MB / 1.404 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.01394/1.506, allocations: 433.5 kB / 1.73 GB, free: 2.328 MB / 1.404 GB
Notification: Performance of NFTyping.typeComponents: time 0.0198/1.525, allocations: 6.591 MB / 1.737 GB, free: 11.7 MB / 1.42 GB
Notification: Performance of NFTyping.typeBindings: time 0.04165/1.567, allocations: 14.65 MB / 1.751 GB, free: 13 MB / 1.436 GB
Notification: Performance of NFTyping.typeClassSections: time 0.02629/1.593, allocations: 10.12 MB / 1.761 GB, free: 2.949 MB / 1.436 GB
Notification: Performance of NFFlatten.flatten: time 0.08411/1.677, allocations: 55.22 MB / 1.815 GB, free: 11.6 MB / 1.498 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.03044/1.708, allocations: 17.02 MB / 1.832 GB, free: 10.42 MB / 1.514 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.04376/1.752, allocations: 17.49 MB / 1.849 GB, free: 8.902 MB / 1.529 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0388/1.79, allocations: 16.34 MB / 1.865 GB, free: 8.504 MB / 1.545 GB
Notification: Performance of NFPackage.collectConstants: time 0.009653/1.8, allocations: 1.898 MB / 1.866 GB, free: 6.605 MB / 1.545 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.02026/1.82, allocations: 6.059 MB / 1.872 GB, free: 0.5391 MB / 1.545 GB
Notification: Performance of NFScalarize.scalarize: time 1.598/3.419, allocations: 6.318 MB / 1.879 GB, free: 127.1 MB / 1.545 GB
Notification: Performance of NFVerifyModel.verify: time 0.02912/3.448, allocations: 10.89 MB / 1.889 GB, free: 126.8 MB / 1.545 GB
Notification: Performance of NFConvertDAE.convert: time 0.06104/3.509, allocations: 30.3 MB / 1.919 GB, free: 122.9 MB / 1.545 GB
Notification: Performance of FrontEnd - DAE generated: time 7.925e-06/3.509, allocations: 2.438 kB / 1.919 GB, free: 122.9 MB / 1.545 GB
Notification: Performance of FrontEnd: time 1.673e-06/3.509, allocations: 1.062 kB / 1.919 GB, free: 122.9 MB / 1.545 GB
Notification: Performance of Transformations before backend: time 0.001032/3.51, allocations: 3.281 kB / 1.919 GB, free: 122.9 MB / 1.545 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 0.08887/3.599, allocations: 21.06 MB / 1.939 GB, free: 114.2 MB / 1.545 GB
Notification: Performance of prepare preOptimizeDAE: time 5.747e-05/3.599, allocations: 9.812 kB / 1.939 GB, free: 114.2 MB / 1.545 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.008273/3.607, allocations: 1.001 MB / 1.94 GB, free: 114.1 MB / 1.545 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02439/3.631, allocations: 3.204 MB / 1.943 GB, free: 113.1 MB / 1.545 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.06155/3.693, allocations: 22.39 MB / 1.965 GB, free: 110.1 MB / 1.545 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0008231/3.694, allocations: 0.6499 MB / 1.966 GB, free: 110.1 MB / 1.545 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.007134/3.701, allocations: 0.8981 MB / 1.967 GB, free: 110.1 MB / 1.545 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.05721/3.758, allocations: 17.28 MB / 1.984 GB, free: 109.3 MB / 1.545 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0003819/3.759, allocations: 8.75 kB / 1.984 GB, free: 109.3 MB / 1.545 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.005783/3.764, allocations: 317.9 kB / 1.984 GB, free: 109.3 MB / 1.545 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002011/3.765, allocations: 207.8 kB / 1.984 GB, free: 109.3 MB / 1.545 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.04813/3.813, allocations: 21.51 MB / 2.005 GB, free: 109.2 MB / 1.545 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 0.1744/3.987, allocations: 80.43 MB / 2.084 GB, free: 67.81 MB / 1.545 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.02312/4.01, allocations: 12.95 MB / 2.096 GB, free: 65.05 MB / 1.545 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01644/4.027, allocations: 9.365 MB / 2.106 GB, free: 61.62 MB / 1.545 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 0.08755/4.114, allocations: 34.18 MB / 2.139 GB, free: 33.3 MB / 1.545 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.02129/4.135, allocations: 10.82 MB / 2.149 GB, free: 22.41 MB / 1.545 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.03177/4.167, allocations: 8.244 MB / 2.158 GB, free: 14.41 MB / 1.545 GB
Notification: Performance of pre-optimization done (n=548): time 3.808e-05/4.167, allocations: 0 / 2.158 GB, free: 14.41 MB / 1.545 GB
Notification: Performance of matching and sorting (n=832): time 1.042/5.21, allocations: 248.9 MB / 2.401 GB, free: 4.488 MB / 1.779 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 0.1358/5.345, allocations: 52.74 MB / 2.452 GB, free: 14.38 MB / 1.842 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.04436/5.39, allocations: 19.53 MB / 2.471 GB, free: 10.93 MB / 1.858 GB
Notification: Performance of collectPreVariables (initialization): time 0.005615/5.395, allocations: 221 kB / 2.471 GB, free: 10.71 MB / 1.858 GB
Notification: Performance of collectInitialEqns (initialization): time 0.01239/5.408, allocations: 7.504 MB / 2.479 GB, free: 3.227 MB / 1.858 GB
Notification: Performance of collectInitialBindings (initialization): time 0.01276/5.421, allocations: 3.127 MB / 2.482 GB, free: 144 kB / 1.858 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.01983/5.44, allocations: 4.395 MB / 2.486 GB, free: 11.73 MB / 1.873 GB
Notification: Performance of setup shared object (initialization): time 0.0001371/5.441, allocations: 301.1 kB / 2.486 GB, free: 11.43 MB / 1.873 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.04808/5.489, allocations: 25.06 MB / 2.511 GB, free: 2.34 MB / 1.889 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.05115/5.54, allocations: 27.9 MB / 2.538 GB, free: 5.43 MB / 1.92 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.7209/6.261, allocations: 45.95 MB / 2.583 GB, free: 0.8109 GB / 1.936 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.8e-05/6.261, allocations: 12.81 kB / 2.583 GB, free: 0.8109 GB / 1.936 GB
Notification: Performance of matching and sorting (n=1548) (initialization): time 0.6161/6.877, allocations: 145.7 MB / 2.725 GB, free: 0.7477 GB / 1.936 GB
Notification: Performance of prepare postOptimizeDAE: time 7.421e-05/6.877, allocations: 53.92 kB / 2.725 GB, free: 0.7476 GB / 1.936 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.477e-05/6.877, allocations: 48 kB / 2.725 GB, free: 0.7476 GB / 1.936 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.5579/7.435, allocations: 125.4 MB / 2.848 GB, free: 0.6255 GB / 1.936 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0178/7.453, allocations: 3.227 MB / 2.851 GB, free: 0.6223 GB / 1.936 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1389/7.592, allocations: 86.89 MB / 2.936 GB, free: 0.5375 GB / 1.936 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1728/7.764, allocations: 10.72 MB / 2.946 GB, free: 0.527 GB / 1.936 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007264/7.772, allocations: 1.655 MB / 2.948 GB, free: 0.5254 GB / 1.936 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.04517/7.817, allocations: 28.07 MB / 2.975 GB, free: 0.4979 GB / 1.936 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03794/7.855, allocations: 27.28 MB / 3.002 GB, free: 481.5 MB / 1.936 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.06643/7.921, allocations: 44.72 MB / 3.046 GB, free: 436.1 MB / 1.936 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.22e-05/7.921, allocations: 15.94 kB / 3.046 GB, free: 436.1 MB / 1.936 GB
Notification: Performance of matching and sorting (n=1548) (initialization_lambda0): time 0.584/8.505, allocations: 143.5 MB / 3.186 GB, free: 293.5 MB / 1.936 GB
Notification: Performance of prepare postOptimizeDAE: time 6.775e-05/8.505, allocations: 53.7 kB / 3.186 GB, free: 293.4 MB / 1.936 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.022e-05/8.505, allocations: 44 kB / 3.186 GB, free: 293.4 MB / 1.936 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.6154/9.121, allocations: 124.1 MB / 3.307 GB, free: 169.6 MB / 1.936 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01643/9.137, allocations: 3.181 MB / 3.31 GB, free: 166.4 MB / 1.936 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1583/9.296, allocations: 93.92 MB / 3.402 GB, free: 72.68 MB / 1.936 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.18/9.476, allocations: 10.78 MB / 3.412 GB, free: 61.89 MB / 1.936 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006601/9.482, allocations: 1.617 MB / 3.414 GB, free: 60.27 MB / 1.936 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 0.009198/9.491, allocations: 0.7219 MB / 3.415 GB, free: 59.54 MB / 1.936 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.008911/9.5, allocations: 1.625 MB / 3.416 GB, free: 58.2 MB / 1.936 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 1.051/10.55, allocations: 69.7 MB / 3.484 GB, free: 0.7973 GB / 1.936 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2409/10.79, allocations: 80.86 MB / 3.563 GB, free: 0.7815 GB / 1.936 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001917/10.79, allocations: 26.09 kB / 3.563 GB, free: 0.7815 GB / 1.936 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.241/11.03, allocations: 79.76 MB / 3.641 GB, free: 0.7116 GB / 1.936 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.3578/11.39, allocations: 207.6 MB / 3.844 GB, free: 0.509 GB / 1.936 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.328e-05/11.39, allocations: 0 / 3.844 GB, free: 0.509 GB / 1.936 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01259/11.4, allocations: 2.302 MB / 3.846 GB, free: 0.5067 GB / 1.936 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.5061/11.91, allocations: 142.1 MB / 3.985 GB, free: 377 MB / 1.936 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004645/11.92, allocations: 0.7869 MB / 3.986 GB, free: 376.2 MB / 1.936 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1231/12.04, allocations: 71.74 MB / 4.056 GB, free: 304.4 MB / 1.936 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.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.09563/12.13, allocations: 49.8 MB / 4.105 GB, free: 253.6 MB / 1.936 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.2736/12.41, allocations: 117.8 MB / 4.22 GB, free: 136.6 MB / 1.936 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.02604/12.43, allocations: 7.221 MB / 4.227 GB, free: 130.2 MB / 1.936 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.01103/12.44, allocations: 184 kB / 4.227 GB, free: 130 MB / 1.936 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.1001/12.54, allocations: 5.335 MB / 4.232 GB, free: 124.7 MB / 1.936 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.009374/12.55, allocations: 1.099 MB / 4.233 GB, free: 123.6 MB / 1.936 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.006707/12.56, allocations: 0.8806 MB / 4.234 GB, free: 122.7 MB / 1.936 GB
Notification: Performance of sorting global known variables: time 0.02912/12.59, allocations: 13.63 MB / 4.247 GB, free: 109.1 MB / 1.936 GB
Notification: Performance of sort global known variables: time 2.1e-07/12.59, allocations: 7.938 kB / 4.247 GB, free: 109.1 MB / 1.936 GB
Notification: Performance of remove unused functions: time 0.1663/12.76, allocations: 80.25 MB / 4.326 GB, free: 28.86 MB / 1.936 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 42 ($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 1.084/13.84, allocations: 118.8 MB / 4.442 GB, free: 0.7634 GB / 1.936 GB
Notification: Performance of simCode: created initialization part: time 0.1715/14.01, allocations: 93.65 MB / 4.533 GB, free: 0.7067 GB / 1.936 GB
Notification: Performance of simCode: created event and clocks part: time 1.044e-05/14.01, allocations: 4 kB / 4.533 GB, free: 0.7067 GB / 1.936 GB
Notification: Performance of simCode: created simulation system equations: time 0.0721/14.08, allocations: 31.76 MB / 4.564 GB, free: 0.6763 GB / 1.936 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.08353/14.17, allocations: 8.223 MB / 4.572 GB, free: 0.6688 GB / 1.936 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 1.621/15.79, allocations: 482.5 MB / 5.043 GB, free: 201.5 MB / 1.936 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.02249/15.81, allocations: 10.79 MB / 5.054 GB, free: 190.7 MB / 1.936 GB
Notification: Performance of simCode: alias equations: time 0.0411/15.85, allocations: 7.751 MB / 5.062 GB, free: 182.9 MB / 1.936 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.03118/15.88, allocations: 11.59 MB / 5.073 GB, free: 171.3 MB / 1.936 GB
Notification: Performance of SimCode: time 2.073e-06/15.88, allocations: 0 / 5.073 GB, free: 171.3 MB / 1.936 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 2.074/17.96, allocations: 0.9207 GB / 5.994 GB, free: 117 MB / 1.936 GB
Notification: Performance of buildModelFMU: Generate platform static: time 124.8/142.8, allocations: 3.938 kB / 5.994 GB, free: 117 MB / 1.936 GB
"
[Timeout remaining time 157]
(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: 154.1229301323183]
Failed to read output from testmodel.py, exit status != 0:
143.28498039999977 143.295213278 139.78377447
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x7f2422a5e020>