Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo): time 0.0009435/0.0009435, allocations: 80.44 kB / 19.17 MB, free: 0.7422 MB / 13.93 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo): time 0.00103/0.00103, allocations: 165.9 kB / 22.46 MB, free: 2.105 MB / 18.57 MB
"
[Timeout remaining time 180]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo): time 0.8712/0.8712, allocations: 177.1 MB / 202.8 MB, free: 5.742 MB / 186.7 MB
"
[Timeout remaining time 179]
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo", uses=false) [Timeout 180]
"Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo): time 1.688/1.688, allocations: 377.8 MB / 0.6221 GB, free: 8.652 MB / 0.5886 GB
"
[Timeout remaining time 178]
Using package Buildings with version 12.1.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.1.2-maint.12.x/package.mo)
Using package Modelica with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.1.0+maint.om/package.mo)
Using package Complex with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.1.0+maint.om/package.mo)
Using package ModelicaServices with version 4.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.1.0+maint.om/package.mo)
Running command: "" <> buildModelFMU(Buildings.Fluid.Examples.FlowSystem.Basic,fileNamePrefix="Buildings_12_Buildings_Fluid_Examples_FlowSystem_Basic",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Fluid.Examples.FlowSystem.Basic,fileNamePrefix="Buildings_12_Buildings_Fluid_Examples_FlowSystem_Basic",fmuType="me",version="2.0",platforms={"static"}) [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 1.613e-06/1.613e-06, allocations: 0 / 0.981 GB, free: 2.555 MB / 0.9323 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 1.235e-05/1.397e-05, allocations: 2.281 kB / 0.981 GB, free: 2.551 MB / 0.9323 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Basic): time 0.5975/0.5975, allocations: 326.1 MB / 1.299 GB, free: 6.199 MB / 1.12 GB
Notification: Performance of NFInst.instExpressions: time 0.06837/0.6659, allocations: 70.68 MB / 1.368 GB, free: 15.37 MB / 1.198 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.01292/0.6788, allocations: 0.6004 MB / 1.369 GB, free: 14.76 MB / 1.198 GB
Notification: Performance of NFTyping.typeComponents: time 0.0122/0.691, allocations: 6.446 MB / 1.375 GB, free: 8.277 MB / 1.198 GB
Notification: Performance of NFTyping.typeBindings: time 0.02707/0.7181, allocations: 15.37 MB / 1.39 GB, free: 8.844 MB / 1.214 GB
Notification: Performance of NFTyping.typeClassSections: time 0.01662/0.7347, allocations: 10.81 MB / 1.401 GB, free: 14.11 MB / 1.229 GB
Notification: Performance of NFFlatten.flatten: time 0.06042/0.7952, allocations: 67.27 MB / 1.467 GB, free: 10.68 MB / 1.292 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.02055/0.8157, allocations: 15.56 MB / 1.482 GB, free: 10.95 MB / 1.307 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.04597/0.8617, allocations: 23.87 MB / 1.505 GB, free: 3.062 MB / 1.323 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0228/0.8845, allocations: 14.85 MB / 1.52 GB, free: 4.18 MB / 1.339 GB
Notification: Performance of NFPackage.collectConstants: time 0.005806/0.8903, allocations: 1.781 MB / 1.521 GB, free: 2.398 MB / 1.339 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.01312/0.9034, allocations: 4.976 MB / 1.526 GB, free: 13.41 MB / 1.354 GB
Notification: Performance of NFScalarize.scalarize: time 0.008043/0.9114, allocations: 6.334 MB / 1.532 GB, free: 7.059 MB / 1.354 GB
Notification: Performance of NFVerifyModel.verify: time 0.0166/0.928, allocations: 7.536 MB / 1.54 GB, free: 15.5 MB / 1.37 GB
Notification: Performance of NFConvertDAE.convert: time 0.04424/0.9723, allocations: 30.78 MB / 1.57 GB, free: 0.6367 MB / 1.385 GB
Notification: Performance of FrontEnd - DAE generated: time 5.41e-06/0.9723, allocations: 3.938 kB / 1.57 GB, free: 0.6328 MB / 1.385 GB
Notification: Performance of FrontEnd: time 1.713e-06/0.9723, allocations: 0 / 1.57 GB, free: 0.6328 MB / 1.385 GB
Notification: Performance of Transformations before backend: time 0.0009606/0.9733, allocations: 0 / 1.57 GB, free: 0.6328 MB / 1.385 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 0.7804/1.754, allocations: 20.8 MB / 1.59 GB, free: 468 MB / 1.386 GB
Notification: Performance of prepare preOptimizeDAE: time 4.531e-05/1.754, allocations: 8.562 kB / 1.59 GB, free: 468 MB / 1.386 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.003333/1.757, allocations: 1.005 MB / 1.591 GB, free: 467.4 MB / 1.386 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01067/1.768, allocations: 3.253 MB / 1.594 GB, free: 466.3 MB / 1.386 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.03457/1.802, allocations: 22.31 MB / 1.616 GB, free: 456.5 MB / 1.386 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005745/1.803, allocations: 0.6546 MB / 1.617 GB, free: 456.2 MB / 1.386 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.003926/1.807, allocations: 0.8886 MB / 1.618 GB, free: 455.9 MB / 1.386 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.03534/1.842, allocations: 18.23 MB / 1.635 GB, free: 448.6 MB / 1.386 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0002541/1.842, allocations: 17.56 kB / 1.635 GB, free: 448.6 MB / 1.386 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.003359/1.846, allocations: 321 kB / 1.636 GB, free: 448.4 MB / 1.386 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001824/1.846, allocations: 210.4 kB / 1.636 GB, free: 448.4 MB / 1.386 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03377/1.88, allocations: 21.5 MB / 1.657 GB, free: 441.7 MB / 1.386 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 0.09353/1.973, allocations: 61.94 MB / 1.717 GB, free: 387.5 MB / 1.386 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01459/1.988, allocations: 12.79 MB / 1.73 GB, free: 374.8 MB / 1.386 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.009557/1.997, allocations: 9.369 MB / 1.739 GB, free: 365.4 MB / 1.386 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 0.04805/2.045, allocations: 29.58 MB / 1.768 GB, free: 335.9 MB / 1.386 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01299/2.058, allocations: 11.76 MB / 1.779 GB, free: 323.9 MB / 1.386 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.01772/2.076, allocations: 8.187 MB / 1.787 GB, free: 316.3 MB / 1.386 GB
Notification: Performance of pre-optimization done (n=548): time 3.546e-05/2.076, allocations: 0 / 1.787 GB, free: 316.3 MB / 1.386 GB
Notification: Performance of matching and sorting (n=832): time 0.5019/2.578, allocations: 248.8 MB / 2.03 GB, free: 66.02 MB / 1.386 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 0.05605/2.634, allocations: 50.97 MB / 2.08 GB, free: 13.74 MB / 1.386 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.4462/3.08, allocations: 19.1 MB / 2.099 GB, free: 426.9 MB / 1.386 GB
Notification: Performance of collectPreVariables (initialization): time 0.003815/3.084, allocations: 220 kB / 2.099 GB, free: 426.9 MB / 1.386 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00719/3.091, allocations: 7.81 MB / 2.107 GB, free: 423.5 MB / 1.386 GB
Notification: Performance of collectInitialBindings (initialization): time 0.008488/3.1, allocations: 3.067 MB / 2.11 GB, free: 423.1 MB / 1.386 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.01053/3.11, allocations: 3.922 MB / 2.113 GB, free: 422.3 MB / 1.386 GB
Notification: Performance of setup shared object (initialization): time 2.702e-05/3.11, allocations: 307.2 kB / 2.114 GB, free: 422.1 MB / 1.386 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.02715/3.138, allocations: 24.2 MB / 2.137 GB, free: 415.4 MB / 1.386 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.03187/3.169, allocations: 29.94 MB / 2.167 GB, free: 402.2 MB / 1.386 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.04999/3.219, allocations: 44.36 MB / 2.21 GB, free: 387.6 MB / 1.386 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 9.069e-05/3.219, allocations: 11.81 kB / 2.21 GB, free: 387.6 MB / 1.386 GB
Notification: Performance of matching and sorting (n=1284) (initialization): time 0.3216/3.541, allocations: 143.7 MB / 2.35 GB, free: 258.5 MB / 1.386 GB
Notification: Performance of prepare postOptimizeDAE: time 6.648e-05/3.541, allocations: 49.7 kB / 2.35 GB, free: 258.4 MB / 1.386 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.707e-05/3.541, allocations: 44 kB / 2.35 GB, free: 258.4 MB / 1.386 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.2871/3.828, allocations: 125.3 MB / 2.473 GB, free: 133.2 MB / 1.386 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.009135/3.837, allocations: 3.031 MB / 2.476 GB, free: 130.2 MB / 1.386 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.08968/3.927, allocations: 85.97 MB / 2.56 GB, free: 43.79 MB / 1.386 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.09267/4.02, allocations: 10.7 MB / 2.57 GB, free: 33.08 MB / 1.386 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.005456/4.025, allocations: 1.601 MB / 2.572 GB, free: 31.47 MB / 1.386 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.03163/4.057, allocations: 27.23 MB / 2.598 GB, free: 4.207 MB / 1.386 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.4663/4.523, allocations: 29.3 MB / 2.627 GB, free: 446 MB / 1.417 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.04932/4.573, allocations: 43.11 MB / 2.669 GB, free: 438.2 MB / 1.417 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.761e-05/4.573, allocations: 16.06 kB / 2.669 GB, free: 438.2 MB / 1.417 GB
Notification: Performance of matching and sorting (n=1284) (initialization_lambda0): time 0.336/4.909, allocations: 141.5 MB / 2.807 GB, free: 359.5 MB / 1.417 GB
Notification: Performance of prepare postOptimizeDAE: time 6.207e-05/4.909, allocations: 49.7 kB / 2.807 GB, free: 359.5 MB / 1.417 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.64e-05/4.909, allocations: 44 kB / 2.807 GB, free: 359.4 MB / 1.417 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.2961/5.205, allocations: 124 MB / 2.928 GB, free: 235.9 MB / 1.417 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.008352/5.213, allocations: 2.979 MB / 2.931 GB, free: 232.9 MB / 1.417 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1003/5.313, allocations: 92.49 MB / 3.022 GB, free: 140.7 MB / 1.417 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.09464/5.408, allocations: 10.76 MB / 3.032 GB, free: 129.9 MB / 1.417 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.004883/5.413, allocations: 1.57 MB / 3.034 GB, free: 128.4 MB / 1.417 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 199
 * Number of states: 0 ()
 * Number of discrete variables: 10 ($whenCondition1,stepValve.count,$PRE.stepValve.count,stepValve.T_start,$PRE.stepValve.T_start,pumpHea.stage,stepPump.pulseStart,$PRE.stepPump.pulseStart,stepPump.y,$whenCondition2)
 * Number of discrete states: 0 ()
 * Number of clocked states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (828):
 * Single equations (assignments): 810
 * Array equations: 6
 * Algorithm blocks: 1
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 8
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details (not torn):
 * Constant Jacobian (size): 0 systems
 * Linear Jacobian (size,density): 0 systems
 * Non-linear Jacobian (size): 8 systems
   {1, 1, 1, 1, 1, 1, 1, 1}
 * Without analytic Jacobian (size): 0 systems
Notification: Torn system details for strict tearing set:
 * Linear torn systems (#iteration vars, #inner vars, density): 1 system
   {(28,28,89.3%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 2 systems
   {(33,119), (33,119)}
Notification: Performance of prepare postOptimizeDAE: time 0.007067/5.42, allocations: 0.6877 MB / 3.034 GB, free: 127.7 MB / 1.417 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.007026/5.427, allocations: 1.668 MB / 3.036 GB, free: 127 MB / 1.417 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.1241/5.551, allocations: 69.82 MB / 3.104 GB, free: 57.38 MB / 1.417 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.6171/6.168, allocations: 80.88 MB / 3.183 GB, free: 418.9 MB / 1.417 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 0.000185/6.168, allocations: 28.41 kB / 3.183 GB, free: 418.9 MB / 1.417 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.1413/6.31, allocations: 79.78 MB / 3.261 GB, free: 403.5 MB / 1.417 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.2079/6.518, allocations: 162.5 MB / 3.42 GB, free: 269 MB / 1.417 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.083e-05/6.518, allocations: 0 / 3.42 GB, free: 269 MB / 1.417 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.006743/6.525, allocations: 2.302 MB / 3.422 GB, free: 266.7 MB / 1.417 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.282/6.806, allocations: 142 MB / 3.561 GB, free: 125 MB / 1.417 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.003524/6.81, allocations: 0.783 MB / 3.562 GB, free: 124.2 MB / 1.417 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.07479/6.885, allocations: 71.07 MB / 3.631 GB, free: 53.13 MB / 1.417 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.$pDERStateSetJac29.dummyVarStateSetJac29 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.04777/6.933, allocations: 47.58 MB / 3.677 GB, free: 4.906 MB / 1.417 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.6919/7.624, allocations: 117.9 MB / 3.793 GB, free: 419.8 MB / 1.432 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.01563/7.64, allocations: 7.34 MB / 3.8 GB, free: 417.9 MB / 1.432 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.006701/7.647, allocations: 188.9 kB / 3.8 GB, free: 417.7 MB / 1.432 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.05024/7.697, allocations: 5.33 MB / 3.805 GB, free: 417.6 MB / 1.432 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.004248/7.701, allocations: 1.137 MB / 3.806 GB, free: 417.5 MB / 1.432 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.00337/7.705, allocations: 0.8781 MB / 3.807 GB, free: 417.5 MB / 1.432 GB
Notification: Performance of sorting global known variables: time 0.01774/7.722, allocations: 13.41 MB / 3.82 GB, free: 412.9 MB / 1.432 GB
Notification: Performance of sort global known variables: time 4e-08/7.722, allocations: 0 / 3.82 GB, free: 412.9 MB / 1.432 GB
Notification: Performance of remove unused functions: time 0.1022/7.825, allocations: 79.91 MB / 3.898 GB, free: 341 MB / 1.432 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 42 ($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 0.1687/7.993, allocations: 118.7 MB / 4.014 GB, free: 230.6 MB / 1.432 GB
Notification: Performance of simCode: created initialization part: time 0.1072/8.1, allocations: 91.56 MB / 4.103 GB, free: 139 MB / 1.432 GB
Notification: Performance of simCode: created event and clocks part: time 1.351e-05/8.1, allocations: 9.312 kB / 4.103 GB, free: 139 MB / 1.432 GB
Notification: Performance of simCode: created simulation system equations: time 0.0441/8.145, allocations: 31.73 MB / 4.134 GB, free: 107.2 MB / 1.432 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.05582/8.2, allocations: 8.677 MB / 4.143 GB, free: 98.93 MB / 1.432 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 1.359/9.559, allocations: 466.9 MB / 4.599 GB, free: 173.8 MB / 1.432 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.01442/9.574, allocations: 10.64 MB / 4.609 GB, free: 163.1 MB / 1.432 GB
Notification: Performance of simCode: alias equations: time 0.0235/9.597, allocations: 7.657 MB / 4.617 GB, free: 155.6 MB / 1.432 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01922/9.616, allocations: 11.72 MB / 4.628 GB, free: 143.9 MB / 1.432 GB
Notification: Performance of SimCode: time 1.704e-06/9.616, allocations: 4 kB / 4.628 GB, free: 143.9 MB / 1.432 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 1.737/11.35, allocations: 0.9533 GB / 5.581 GB, free: 254.1 MB / 1.448 GB
Notification: Performance of buildModelFMU: Generate platform static: time 60.94/72.3, allocations: 9.984 kB / 5.581 GB, free: 254.1 MB / 1.448 GB
"
[Timeout remaining time 227]
(rm -f Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic.pipe ; mkfifo Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic.pipe ; head -c 1048576 < Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic.pipe >> ../files/Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic.sim & python3 -m fmpy simulate  --output-file Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic_res.csv --start-time 0 --stop-time 1000 --timeout 400 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.4 Buildings_12_Buildings_Fluid_Examples_FlowSystem_Basic.fmu > Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic.pipe 2>&1) [Timeout 420.0]
[Calling os._exit(0), Time elapsed: 76.71678065229207]
Failed to read output from testmodel.py, exit status != 0:
72.68603315763175 72.6941172 71.720280093
Calling exit ...
<OMPython.OMCSessionZMQ object at 0x730d103c53d0>