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 0.001957/0.001957, allocations: 88.39 kB / 20.23 MB, free: 4.176 MB / 18.57 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 0.001814/0.001814, allocations: 161.3 kB / 23.54 MB, free: 0.8672 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 1.521/1.521, allocations: 177.1 MB / 203.9 MB, free: 5.602 MB / 186.7 MB
"
[Timeout remaining time 178]
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 2.858/2.858, allocations: 377.8 MB / 0.6232 GB, free: 8.531 MB / 0.5886 GB
"
[Timeout remaining time 176]
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: translateModel(Buildings.Fluid.Examples.FlowSystem.Basic,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|pmpNorth.m_flow|pmpSouth.m_flow",fileNamePrefix="Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic")
translateModel(Buildings.Fluid.Examples.FlowSystem.Basic,tolerance=1e-06,outputFormat="mat",numberOfIntervals=2500,variableFilter="time|pmpNorth.m_flow|pmpSouth.m_flow",fileNamePrefix="Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic") [Timeout 300]
"Notification: Performance of FrontEnd - loaded program: time 2.003e-06/2.003e-06, allocations: 0 / 0.8108 GB, free: 2.117 MB / 0.7605 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.892e-05/3.093e-05, allocations: 3.656 kB / 0.8108 GB, free: 2.113 MB / 0.7605 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Basic): time 0.9946/0.9946, allocations: 326.1 MB / 1.129 GB, free: 84.61 MB / 0.9948 GB
Notification: Performance of NFInst.instExpressions: time 0.1145/1.109, allocations: 70.82 MB / 1.198 GB, free: 60.38 MB / 0.9948 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.02016/1.129, allocations: 0.5946 MB / 1.199 GB, free: 60.05 MB / 0.9948 GB
Notification: Performance of NFTyping.typeComponents: time 0.02203/1.151, allocations: 6.451 MB / 1.205 GB, free: 56.7 MB / 0.9948 GB
Notification: Performance of NFTyping.typeBindings: time 0.04432/1.196, allocations: 15.37 MB / 1.22 GB, free: 47.5 MB / 0.9948 GB
Notification: Performance of NFTyping.typeClassSections: time 0.02643/1.222, allocations: 10.73 MB / 1.231 GB, free: 39.76 MB / 0.9948 GB
Notification: Performance of NFFlatten.flatten: time 0.089/1.311, allocations: 67.41 MB / 1.297 GB, free: 14.94 MB / 1.026 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.03834/1.349, allocations: 16.85 MB / 1.313 GB, free: 13.95 MB / 1.042 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.07484/1.424, allocations: 23.95 MB / 1.336 GB, free: 6.051 MB / 1.057 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.03765/1.462, allocations: 14.85 MB / 1.351 GB, free: 7.168 MB / 1.073 GB
Notification: Performance of NFPackage.collectConstants: time 0.008771/1.471, allocations: 1.785 MB / 1.353 GB, free: 5.383 MB / 1.073 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.02269/1.493, allocations: 4.984 MB / 1.358 GB, free: 400 kB / 1.073 GB
Notification: Performance of NFScalarize.scalarize: time 0.015/1.508, allocations: 6.327 MB / 1.364 GB, free: 10.04 MB / 1.089 GB
Notification: Performance of NFVerifyModel.verify: time 0.02579/1.534, allocations: 7.49 MB / 1.371 GB, free: 2.531 MB / 1.089 GB
Notification: Performance of NFConvertDAE.convert: time 0.06273/1.597, allocations: 30.63 MB / 1.401 GB, free: 3.816 MB / 1.12 GB
Notification: Performance of FrontEnd - DAE generated: time 5.962e-06/1.597, allocations: 0 / 1.401 GB, free: 3.816 MB / 1.12 GB
Notification: Performance of FrontEnd: time 1.472e-06/1.597, allocations: 4 kB / 1.401 GB, free: 3.812 MB / 1.12 GB
Notification: Performance of Transformations before backend: time 0.001012/1.598, allocations: 0 / 1.401 GB, free: 3.812 MB / 1.12 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 0.06361/1.662, allocations: 20.64 MB / 1.421 GB, free: 15.01 MB / 1.151 GB
Notification: Performance of prepare preOptimizeDAE: time 5.842e-05/1.662, allocations: 8.031 kB / 1.421 GB, free: 15 MB / 1.151 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.02303/1.685, allocations: 3.914 MB / 1.425 GB, free: 11.07 MB / 1.151 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.05281/1.737, allocations: 21.06 MB / 1.446 GB, free: 5.863 MB / 1.167 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.00108/1.739, allocations: 0.6516 MB / 1.446 GB, free: 5.211 MB / 1.167 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0049/1.743, allocations: 0.91 MB / 1.447 GB, free: 4.301 MB / 1.167 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.05001/1.793, allocations: 18.23 MB / 1.465 GB, free: 1.613 MB / 1.182 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0004221/1.794, allocations: 19.77 kB / 1.465 GB, free: 1.594 MB / 1.182 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.003687/1.798, allocations: 316 kB / 1.465 GB, free: 1.285 MB / 1.182 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002611/1.798, allocations: 204 kB / 1.465 GB, free: 1.086 MB / 1.182 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.05173/1.85, allocations: 21.5 MB / 1.486 GB, free: 11.57 MB / 1.214 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 0.5622/2.412, allocations: 60.61 MB / 1.546 GB, free: 447.9 MB / 1.229 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.02959/2.441, allocations: 12.78 MB / 1.558 GB, free: 443.2 MB / 1.229 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01992/2.461, allocations: 9.368 MB / 1.567 GB, free: 439.8 MB / 1.229 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 0.07794/2.539, allocations: 29.44 MB / 1.596 GB, free: 425.7 MB / 1.229 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.02014/2.559, allocations: 11.78 MB / 1.607 GB, free: 418.7 MB / 1.229 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.02825/2.588, allocations: 8.205 MB / 1.615 GB, free: 416.6 MB / 1.229 GB
Notification: Performance of pre-optimization done (n=548): time 4.09e-05/2.588, allocations: 0 / 1.615 GB, free: 416.6 MB / 1.229 GB
Notification: Performance of matching and sorting (n=832): time 0.9697/3.557, allocations: 249.1 MB / 1.859 GB, free: 171.5 MB / 1.229 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 0.1123/3.67, allocations: 51.13 MB / 1.909 GB, free: 119.3 MB / 1.229 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.03007/3.7, allocations: 16.25 MB / 1.924 GB, free: 103.2 MB / 1.229 GB
Notification: Performance of collectPreVariables (initialization): time 0.004083/3.704, allocations: 229.6 kB / 1.925 GB, free: 103 MB / 1.229 GB
Notification: Performance of collectInitialEqns (initialization): time 0.007576/3.711, allocations: 7.81 MB / 1.932 GB, free: 95.17 MB / 1.229 GB
Notification: Performance of collectInitialBindings (initialization): time 0.01051/3.722, allocations: 3.067 MB / 1.935 GB, free: 92.14 MB / 1.229 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0131/3.735, allocations: 3.919 MB / 1.939 GB, free: 88.21 MB / 1.229 GB
Notification: Performance of setup shared object (initialization): time 3.556e-05/3.735, allocations: 301.1 kB / 1.939 GB, free: 87.91 MB / 1.229 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.03215/3.767, allocations: 24.2 MB / 1.963 GB, free: 63.67 MB / 1.229 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.03613/3.803, allocations: 29.95 MB / 1.992 GB, free: 31.96 MB / 1.229 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.512/4.315, allocations: 44.35 MB / 2.036 GB, free: 421.6 MB / 1.229 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.254e-05/4.315, allocations: 15.03 kB / 2.036 GB, free: 421.6 MB / 1.229 GB
Notification: Performance of matching and sorting (n=1284) (initialization): time 0.624/4.939, allocations: 144.1 MB / 2.176 GB, free: 354 MB / 1.229 GB
Notification: Performance of prepare postOptimizeDAE: time 9.441e-05/4.939, allocations: 53.69 kB / 2.176 GB, free: 354 MB / 1.229 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.929e-05/4.94, allocations: 44 kB / 2.176 GB, free: 353.9 MB / 1.229 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.7711/5.711, allocations: 195 MB / 2.367 GB, free: 159.8 MB / 1.229 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01675/5.727, allocations: 3.024 MB / 2.37 GB, free: 156.8 MB / 1.229 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1603/5.888, allocations: 86.1 MB / 2.454 GB, free: 70.64 MB / 1.229 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1846/6.072, allocations: 10.7 MB / 2.464 GB, free: 59.93 MB / 1.229 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006374/6.079, allocations: 1.605 MB / 2.466 GB, free: 58.32 MB / 1.229 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.03937/6.118, allocations: 27.22 MB / 2.493 GB, free: 31.06 MB / 1.229 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.4807/6.599, allocations: 29.3 MB / 2.521 GB, free: 411.2 MB / 1.229 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0777/6.676, allocations: 43.09 MB / 2.563 GB, free: 400.2 MB / 1.229 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 9.427e-05/6.676, allocations: 18.09 kB / 2.563 GB, free: 400.2 MB / 1.229 GB
Notification: Performance of matching and sorting (n=1284) (initialization_lambda0): time 0.6258/7.302, allocations: 141.9 MB / 2.702 GB, free: 306.2 MB / 1.229 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0001015/7.302, allocations: 53.7 kB / 2.702 GB, free: 306.1 MB / 1.229 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.499e-05/7.302, allocations: 44 kB / 2.702 GB, free: 306.1 MB / 1.229 GB
Notification: Tearing is skipped for linear strong component 7: solving it torn to 24 iteration variables is estimated at 51168 flops against 19186 for the untorn system of size 152.
Notification: Performance of postOpt tearingSystem (initialization): time 0.7636/8.066, allocations: 192.9 MB / 2.89 GB, free: 114.1 MB / 1.229 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0155/8.082, allocations: 2.994 MB / 2.893 GB, free: 111.1 MB / 1.229 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1551/8.237, allocations: 76.7 MB / 2.968 GB, free: 34.49 MB / 1.229 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.1811/8.418, allocations: 10.75 MB / 2.979 GB, free: 23.74 MB / 1.229 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006869/8.425, allocations: 1.57 MB / 2.98 GB, free: 22.17 MB / 1.229 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 0.009519/8.434, allocations: 0.6945 MB / 2.981 GB, free: 21.46 MB / 1.229 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.01217/8.446, allocations: 1.876 MB / 2.983 GB, free: 20.51 MB / 1.229 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.669/9.115, allocations: 69.79 MB / 3.051 GB, free: 407.4 MB / 1.229 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.2461/9.361, allocations: 80.9 MB / 3.13 GB, free: 358.9 MB / 1.229 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0002102/9.362, allocations: 28 kB / 3.13 GB, free: 358.8 MB / 1.229 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2295/9.591, allocations: 79.78 MB / 3.208 GB, free: 279.1 MB / 1.229 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.3572/9.948, allocations: 161.5 MB / 3.365 GB, free: 117.8 MB / 1.229 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.965e-05/9.948, allocations: 0 / 3.365 GB, free: 117.8 MB / 1.229 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01287/9.961, allocations: 2.297 MB / 3.368 GB, free: 115.5 MB / 1.229 GB
Notification: Performance of postOpt tearingSystem (simulation): time 1.144/11.11, allocations: 178 MB / 3.542 GB, free: 374.6 MB / 1.229 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.005159/11.11, allocations: 0.7844 MB / 3.542 GB, free: 374.6 MB / 1.229 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.1405/11.25, allocations: 71.26 MB / 3.612 GB, free: 338.4 MB / 1.229 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 + $cse422 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ;
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsSouth1.1.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
2 : valSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.2.port_a.p.$pDERStateSetJac28.dummyVarStateSetJac28 - valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
3 : valSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.2.port_a.p.$pDERStateSetJac28.dummyVarStateSetJac28 - valSouth2.8.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
4 : tabsSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.8.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsSouth1.1.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  tabsSouth1.1.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  valSouth2.8.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  valSouth2.2.port_a.p.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
]
  =
[
  -tabsSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  -valSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  -valSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  -tabsSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28
]
 might be structurally or numerically singular for variable valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth1[4].m_flow.SeedStateSetJac28 + tabsSouth1[3].m_flow.SeedStateSetJac28 + tabsSouth1.2.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - pipSouth1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 = 0.0
2 : spl1.res1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + valNorth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + valSouth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + (-tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28) - tabsSouth1.2.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsSouth1[3].m_flow.SeedStateSetJac28 - tabsSouth1[4].m_flow.SeedStateSetJac28 - tabsSouth2[1].m_flow.SeedStateSetJac28 - tabsSouth2[2].m_flow.SeedStateSetJac28 - tabsSouth2[3].m_flow.SeedStateSetJac28 - tabsSouth2[4].m_flow.SeedStateSetJac28 - tabsSouth2[5].m_flow.SeedStateSetJac28 - tabsSouth2[6].m_flow.SeedStateSetJac28 - tabsSouth2[7].m_flow.SeedStateSetJac28 - tabsSouth2[8].m_flow.SeedStateSetJac28 - tabsNorth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsNorth1[2].m_flow.SeedStateSetJac28 - tabsNorth1[3].m_flow.SeedStateSetJac28 - tabsNorth1[4].m_flow.SeedStateSetJac28 - tabsNorth2[1].m_flow.SeedStateSetJac28 - tabsNorth2[2].m_flow.SeedStateSetJac28 - tabsNorth2[3].m_flow.SeedStateSetJac28 - tabsNorth2[4].m_flow.SeedStateSetJac28 - tabsNorth2[5].m_flow.SeedStateSetJac28 - tabsNorth2[6].m_flow.SeedStateSetJac28 - tabsNorth2[8].m_flow.SeedStateSetJac28 - $cse422.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsNorth2[7].m_flow.SeedStateSetJac28 = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  tabsSouth1.2.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28
]
  =
[
  pipSouth1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + (-tabsSouth1[3].m_flow.SeedStateSetJac28) - tabsSouth1[4].m_flow.SeedStateSetJac28 ;
  tabsSouth1[3].m_flow.SeedStateSetJac28 + $cse422.$pDERStateSetJac28.dummyVarStateSetJac28 + tabsNorth2[7].m_flow.SeedStateSetJac28 + tabsNorth2[8].m_flow.SeedStateSetJac28 + tabsNorth2[6].m_flow.SeedStateSetJac28 + tabsNorth2[5].m_flow.SeedStateSetJac28 + tabsNorth2[4].m_flow.SeedStateSetJac28 + tabsNorth2[3].m_flow.SeedStateSetJac28 + tabsNorth2[2].m_flow.SeedStateSetJac28 + tabsNorth2[1].m_flow.SeedStateSetJac28 + tabsNorth1[4].m_flow.SeedStateSetJac28 + tabsNorth1[3].m_flow.SeedStateSetJac28 + tabsNorth1[2].m_flow.SeedStateSetJac28 + tabsNorth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + tabsSouth2[8].m_flow.SeedStateSetJac28 + tabsSouth2[7].m_flow.SeedStateSetJac28 + tabsSouth2[6].m_flow.SeedStateSetJac28 + tabsSouth2[5].m_flow.SeedStateSetJac28 + tabsSouth2[4].m_flow.SeedStateSetJac28 + tabsSouth2[3].m_flow.SeedStateSetJac28 + tabsSouth2[2].m_flow.SeedStateSetJac28 + tabsSouth2[1].m_flow.SeedStateSetJac28 + tabsSouth1[4].m_flow.SeedStateSetJac28 + (-valNorth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28) - spl1.res1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - valSouth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28
]
 might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsSouth1.1.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
2 : valSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.2.port_a.p.$pDERStateSetJac28.dummyVarStateSetJac28 - valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
3 : valSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.2.port_a.p.$pDERStateSetJac28.dummyVarStateSetJac28 - valSouth2.8.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
4 : tabsSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28 = valSouth2.8.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsSouth1.1.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  tabsSouth1.1.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  valSouth2.8.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  valSouth2.2.port_a.p.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28
]
  =
[
  -tabsSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  -valSouth2.4.dp.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  -valSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  -tabsSouth2.8.dp.$pDERStateSetJac28.dummyVarStateSetJac28
]
 might be structurally or numerically singular for variable valSouth2.4.port_b.p.$pDERStateSetJac28.dummyVarStateSetJac28 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth1[4].m_flow.SeedStateSetJac28 + tabsSouth1[3].m_flow.SeedStateSetJac28 + tabsSouth1.2.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - pipSouth1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 = 0.0
2 : spl1.res1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + valNorth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + valSouth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + (-tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28) - tabsSouth1.2.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsSouth1[3].m_flow.SeedStateSetJac28 - tabsSouth1[4].m_flow.SeedStateSetJac28 - tabsSouth2[1].m_flow.SeedStateSetJac28 - tabsSouth2[2].m_flow.SeedStateSetJac28 - tabsSouth2[3].m_flow.SeedStateSetJac28 - tabsSouth2[4].m_flow.SeedStateSetJac28 - tabsSouth2[5].m_flow.SeedStateSetJac28 - tabsSouth2[6].m_flow.SeedStateSetJac28 - tabsSouth2[7].m_flow.SeedStateSetJac28 - tabsSouth2[8].m_flow.SeedStateSetJac28 - tabsNorth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsNorth1[2].m_flow.SeedStateSetJac28 - tabsNorth1[3].m_flow.SeedStateSetJac28 - tabsNorth1[4].m_flow.SeedStateSetJac28 - tabsNorth2[1].m_flow.SeedStateSetJac28 - tabsNorth2[2].m_flow.SeedStateSetJac28 - tabsNorth2[3].m_flow.SeedStateSetJac28 - tabsNorth2[4].m_flow.SeedStateSetJac28 - tabsNorth2[5].m_flow.SeedStateSetJac28 - tabsNorth2[6].m_flow.SeedStateSetJac28 - tabsNorth2[8].m_flow.SeedStateSetJac28 - $cse422.$pDERStateSetJac28.dummyVarStateSetJac28 - tabsNorth2[7].m_flow.SeedStateSetJac28 = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  tabsSouth1.2.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 ;
  tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28
]
  =
[
  pipSouth1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + (-tabsSouth1[3].m_flow.SeedStateSetJac28) - tabsSouth1[4].m_flow.SeedStateSetJac28 ;
  tabsSouth1[3].m_flow.SeedStateSetJac28 + $cse422.$pDERStateSetJac28.dummyVarStateSetJac28 + tabsNorth2[7].m_flow.SeedStateSetJac28 + tabsNorth2[8].m_flow.SeedStateSetJac28 + tabsNorth2[6].m_flow.SeedStateSetJac28 + tabsNorth2[5].m_flow.SeedStateSetJac28 + tabsNorth2[4].m_flow.SeedStateSetJac28 + tabsNorth2[3].m_flow.SeedStateSetJac28 + tabsNorth2[2].m_flow.SeedStateSetJac28 + tabsNorth2[1].m_flow.SeedStateSetJac28 + tabsNorth1[4].m_flow.SeedStateSetJac28 + tabsNorth1[3].m_flow.SeedStateSetJac28 + tabsNorth1[2].m_flow.SeedStateSetJac28 + tabsNorth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 + tabsSouth2[8].m_flow.SeedStateSetJac28 + tabsSouth2[7].m_flow.SeedStateSetJac28 + tabsSouth2[6].m_flow.SeedStateSetJac28 + tabsSouth2[5].m_flow.SeedStateSetJac28 + tabsSouth2[4].m_flow.SeedStateSetJac28 + tabsSouth2[3].m_flow.SeedStateSetJac28 + tabsSouth2[2].m_flow.SeedStateSetJac28 + tabsSouth2[1].m_flow.SeedStateSetJac28 + tabsSouth1[4].m_flow.SeedStateSetJac28 + (-valNorth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28) - spl1.res1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 - valSouth.res3.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28
]
 might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac28.dummyVarStateSetJac28 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.09411/11.35, allocations: 47.64 MB / 3.658 GB, free: 297.8 MB / 1.229 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.2825/11.63, allocations: 118.2 MB / 3.774 GB, free: 180.8 MB / 1.229 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.02244/11.65, allocations: 7.261 MB / 3.781 GB, free: 174.4 MB / 1.229 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.008542/11.66, allocations: 184 kB / 3.781 GB, free: 174.2 MB / 1.229 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.1005/11.76, allocations: 5.33 MB / 3.786 GB, free: 168.9 MB / 1.229 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.006952/11.77, allocations: 1.142 MB / 3.787 GB, free: 167.7 MB / 1.229 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.004941/11.77, allocations: 0.8806 MB / 3.788 GB, free: 166.9 MB / 1.229 GB
Notification: Performance of sorting global known variables: time 0.02257/11.79, allocations: 11.17 MB / 3.799 GB, free: 155.7 MB / 1.229 GB
Notification: Performance of sort global known variables: time 3.91e-07/11.79, allocations: 0 / 3.799 GB, free: 155.7 MB / 1.229 GB
Notification: Performance of remove unused functions: time 0.1679/11.96, allocations: 79.67 MB / 3.877 GB, free: 76.08 MB / 1.229 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 42 ($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 0.007347/11.97, allocations: 1.74 MB / 3.879 GB, free: 74.5 MB / 1.229 GB
Notification: Performance of simCode: created initialization part: time 0.5784/12.55, allocations: 90.7 MB / 3.967 GB, free: 416.5 MB / 1.229 GB
Notification: Performance of simCode: created event and clocks part: time 1.274e-05/12.55, allocations: 2.906 kB / 3.967 GB, free: 416.5 MB / 1.229 GB
Notification: Performance of simCode: created simulation system equations: time 0.08601/12.63, allocations: 31.74 MB / 3.998 GB, free: 409.1 MB / 1.229 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.08678/12.72, allocations: 17.75 MB / 4.016 GB, free: 406.9 MB / 1.229 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.1106/12.83, allocations: 59.14 MB / 4.073 GB, free: 374.7 MB / 1.229 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.01972/12.85, allocations: 10.59 MB / 4.084 GB, free: 364.2 MB / 1.229 GB
Notification: Performance of simCode: alias equations: time 0.03484/12.89, allocations: 7.647 MB / 4.091 GB, free: 356.9 MB / 1.229 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01664/12.9, allocations: 2.612 MB / 4.094 GB, free: 354.3 MB / 1.229 GB
Notification: Performance of SimCode: time 1.553e-06/12.9, allocations: 0.875 kB / 4.094 GB, free: 354.3 MB / 1.229 GB
Notification: Performance of Templates: time 1.449/14.35, allocations: 0.7491 GB / 4.843 GB, free: 50.92 MB / 1.229 GB
"
[Timeout remaining time 286]
make -j1 -f Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic.makefile [Timeout 300]
(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 & ./Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic  -abortSlowSimulation -alarm=400  -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic.pipe 2>&1) [Timeout 400]
[Calling os._exit(0), Time elapsed: 41.489700758014806]