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 0.0009746/0.0009746, allocations: 81.86 kB / 20.68 MB, free: 3.82 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 0.001472/0.001472, allocations: 181 kB / 24.09 MB, free: 420 kB / 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 0.9218/0.9218, allocations: 177.1 MB / 204.5 MB, free: 5.512 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 1.804/1.804, allocations: 377.9 MB / 0.624 GB, free: 8.441 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: 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 1.573e-06/1.573e-06, allocations: 0 / 0.812 GB, free: 1.473 MB / 0.7605 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 1.672e-05/1.829e-05, allocations: 4.844 kB / 0.812 GB, free: 1.469 MB / 0.7605 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Basic): time 0.05038/0.0504, allocations: 74.17 MB / 0.8844 GB, free: 7.066 MB / 0.8386 GB
Notification: Performance of NFInst.instExpressions: time 0.04499/0.09539, allocations: 30.5 MB / 0.9142 GB, free: 8.559 MB / 0.8698 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.01136/0.1068, allocations: 0.5965 MB / 0.9148 GB, free: 7.957 MB / 0.8698 GB
Notification: Performance of NFTyping.typeComponents: time 0.008994/0.1157, allocations: 4.228 MB / 0.9189 GB, free: 3.703 MB / 0.8698 GB
Notification: Performance of NFTyping.typeBindings: time 0.01895/0.1347, allocations: 10.31 MB / 0.929 GB, free: 9.332 MB / 0.8855 GB
Notification: Performance of NFTyping.typeClassSections: time 0.01459/0.1493, allocations: 9.608 MB / 0.9384 GB, free: 15.71 MB / 0.9011 GB
Notification: Performance of NFFlatten.flatten: time 0.06214/0.2114, allocations: 66.57 MB / 1.003 GB, free: 12.98 MB / 0.9636 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.02123/0.2327, allocations: 16.92 MB / 1.02 GB, free: 11.89 MB / 0.9792 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.03855/0.2712, allocations: 21.99 MB / 1.041 GB, free: 5.965 MB / 0.9948 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.6733/0.9445, allocations: 14.81 MB / 1.056 GB, free: 123.3 MB / 0.9949 GB
Notification: Performance of NFPackage.collectConstants: time 0.005509/0.95, allocations: 1.759 MB / 1.058 GB, free: 123.3 MB / 0.9949 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.008775/0.9588, allocations: 2.696 MB / 1.06 GB, free: 123.3 MB / 0.9949 GB
Notification: Performance of NFScalarize.scalarize: time 0.004723/0.9635, allocations: 6.294 MB / 1.066 GB, free: 123.3 MB / 0.9949 GB
Notification: Performance of NFVerifyModel.verify: time 0.01162/0.9751, allocations: 7.385 MB / 1.074 GB, free: 123.3 MB / 0.9949 GB
Notification: Performance of NFConvertDAE.convert: time 0.02322/0.9984, allocations: 19.02 MB / 1.092 GB, free: 122.3 MB / 0.9949 GB
Notification: Performance of FrontEnd - DAE generated: time 7.564e-06/0.9984, allocations: 4.719 kB / 1.092 GB, free: 122.3 MB / 0.9949 GB
Notification: Performance of FrontEnd: time 1.312e-06/0.9984, allocations: 3.969 kB / 1.092 GB, free: 122.3 MB / 0.9949 GB
Notification: Performance of Transformations before backend: time 0.0007883/0.9992, allocations: 0 / 1.092 GB, free: 122.3 MB / 0.9949 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 0.04287/1.042, allocations: 20.41 MB / 1.112 GB, free: 113.5 MB / 0.9949 GB
Notification: Performance of prepare preOptimizeDAE: time 4.222e-05/1.042, allocations: 11.17 kB / 1.112 GB, free: 113.5 MB / 0.9949 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.009679/1.052, allocations: 3.625 MB / 1.116 GB, free: 112.4 MB / 0.9949 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.06763/1.119, allocations: 15.94 MB / 1.131 GB, free: 109.1 MB / 0.9949 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0004246/1.12, allocations: 0.6479 MB / 1.132 GB, free: 109.1 MB / 0.9949 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002594/1.122, allocations: 0.9153 MB / 1.133 GB, free: 109.1 MB / 0.9949 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01239/1.135, allocations: 10.47 MB / 1.143 GB, free: 106.9 MB / 0.9949 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0001166/1.135, allocations: 12.81 kB / 1.143 GB, free: 106.9 MB / 0.9949 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0009249/1.136, allocations: 316.8 kB / 1.143 GB, free: 106.9 MB / 0.9949 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001167/1.136, allocations: 207.7 kB / 1.143 GB, free: 106.9 MB / 0.9949 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.007256/1.143, allocations: 6.265 MB / 1.15 GB, free: 106.7 MB / 0.9949 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 0.05716/1.2, allocations: 52.37 MB / 1.201 GB, free: 78.86 MB / 0.9949 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.005563/1.206, allocations: 5.693 MB / 1.206 GB, free: 76.98 MB / 0.9949 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.003332/1.209, allocations: 3.921 MB / 1.21 GB, free: 76.05 MB / 0.9949 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 0.02484/1.234, allocations: 20.92 MB / 1.231 GB, free: 57.53 MB / 0.9949 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.003885/1.238, allocations: 5.583 MB / 1.236 GB, free: 51.73 MB / 0.9949 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.01381/1.252, allocations: 8.015 MB / 1.244 GB, free: 43.92 MB / 0.9949 GB
Notification: Performance of pre-optimization done (n=548): time 2.408e-05/1.252, allocations: 0 / 1.244 GB, free: 43.92 MB / 0.9949 GB
Notification: Performance of matching and sorting (n=832): time 0.3779/1.63, allocations: 153.1 MB / 1.393 GB, free: 2.617 MB / 1.104 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 0.04003/1.67, allocations: 33.23 MB / 1.426 GB, free: 0.793 MB / 1.136 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.01469/1.684, allocations: 13.38 MB / 1.439 GB, free: 5.719 MB / 1.151 GB
Notification: Performance of collectPreVariables (initialization): time 0.003217/1.688, allocations: 225 kB / 1.439 GB, free: 5.496 MB / 1.151 GB
Notification: Performance of collectInitialEqns (initialization): time 0.006001/1.694, allocations: 8.586 MB / 1.447 GB, free: 13.64 MB / 1.167 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0101/1.704, allocations: 3.183 MB / 1.451 GB, free: 10.63 MB / 1.167 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.007539/1.711, allocations: 3.599 MB / 1.454 GB, free: 7.262 MB / 1.167 GB
Notification: Performance of setup shared object (initialization): time 0.0001002/1.711, allocations: 476.8 kB / 1.454 GB, free: 6.793 MB / 1.167 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01002/1.721, allocations: 4.16 MB / 1.459 GB, free: 2.609 MB / 1.167 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01321/1.735, allocations: 10.74 MB / 1.469 GB, free: 6.012 MB / 1.182 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.01941/1.754, allocations: 12.37 MB / 1.481 GB, free: 9.125 MB / 1.198 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.325e-05/1.754, allocations: 12 kB / 1.481 GB, free: 9.113 MB / 1.198 GB
Notification: Performance of matching and sorting (n=1284) (initialization): time 0.633/2.387, allocations: 69.9 MB / 1.549 GB, free: 318.2 MB / 1.198 GB
Notification: Performance of prepare postOptimizeDAE: time 6.906e-05/2.387, allocations: 52.14 kB / 1.549 GB, free: 318.1 MB / 1.198 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.124e-05/2.387, allocations: 41.56 kB / 1.549 GB, free: 318.1 MB / 1.198 GB
Notification: Tearing is skipped for linear strong component 6: solving it torn to 33 iteration variables is estimated at 75436 flops against 19186 for the untorn system of size 152.
Notification: Performance of postOpt tearingSystem (initialization): time 0.3326/2.72, allocations: 150.5 MB / 1.696 GB, free: 209.5 MB / 1.198 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.009173/2.729, allocations: 2.788 MB / 1.699 GB, free: 206.9 MB / 1.198 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05139/2.78, allocations: 33.44 MB / 1.732 GB, free: 177.4 MB / 1.198 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0487/2.829, allocations: 4.774 MB / 1.736 GB, free: 172.8 MB / 1.198 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.005221/2.834, allocations: 1.54 MB / 1.738 GB, free: 171.3 MB / 1.198 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0156/2.85, allocations: 4.322 MB / 1.742 GB, free: 167.5 MB / 1.198 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0104/2.86, allocations: 10.64 MB / 1.753 GB, free: 155.5 MB / 1.198 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.01837/2.879, allocations: 12.65 MB / 1.765 GB, free: 144.1 MB / 1.198 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 4.775e-05/2.879, allocations: 15.98 kB / 1.765 GB, free: 144.1 MB / 1.198 GB
Notification: Performance of matching and sorting (n=1284) (initialization_lambda0): time 0.2447/3.123, allocations: 68.69 MB / 1.832 GB, free: 78.75 MB / 1.198 GB
Notification: Performance of prepare postOptimizeDAE: time 5.698e-05/3.123, allocations: 54.34 kB / 1.832 GB, free: 78.7 MB / 1.198 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.821e-05/3.123, allocations: 48.84 kB / 1.832 GB, free: 78.65 MB / 1.198 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: Tearing is skipped for linear strong component 9: solving it torn to 33 iteration variables is estimated at 75436 flops against 19186 for the untorn system of size 152.
Notification: Performance of postOpt tearingSystem (initialization): time 0.7802/3.904, allocations: 148.6 MB / 1.977 GB, free: 328.7 MB / 1.229 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.009997/3.914, allocations: 2.751 MB / 1.98 GB, free: 328.4 MB / 1.229 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.05228/3.966, allocations: 24.35 MB / 2.004 GB, free: 325.2 MB / 1.229 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0411/4.007, allocations: 4.816 MB / 2.008 GB, free: 322 MB / 1.229 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.005608/4.013, allocations: 1.497 MB / 2.01 GB, free: 322 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): 9
 * Torn equation systems: 2
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details (not torn):
 * Constant Jacobian (size): 0 systems
 * Linear Jacobian (size,density): 1 system
   {(152,1.8%)}
 * 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): 1 system
   {(33,119)}
Notification: Performance of prepare postOptimizeDAE: time 0.00619/4.019, allocations: 0.7752 MB / 2.011 GB, free: 321.7 MB / 1.229 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.007511/4.026, allocations: 1.875 MB / 2.013 GB, free: 321.7 MB / 1.229 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.1002/4.126, allocations: 40.7 MB / 2.052 GB, free: 318.8 MB / 1.229 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.1029/4.229, allocations: 42.27 MB / 2.094 GB, free: 283.4 MB / 1.229 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001465/4.229, allocations: 59.94 kB / 2.094 GB, free: 283.4 MB / 1.229 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.09202/4.322, allocations: 41.37 MB / 2.134 GB, free: 243.7 MB / 1.229 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.1738/4.495, allocations: 83.09 MB / 2.215 GB, free: 168.8 MB / 1.229 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.329e-05/4.495, allocations: 7.984 kB / 2.215 GB, free: 168.8 MB / 1.229 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.007414/4.503, allocations: 2.083 MB / 2.217 GB, free: 166.8 MB / 1.229 GB
Notification: Tearing is skipped for linear strong component 13: solving it torn to 33 iteration variables is estimated at 88428 flops against 24582 for the untorn system of size 189.
Notification: Performance of postOpt tearingSystem (simulation): time 0.33/4.833, allocations: 165.3 MB / 2.379 GB, free: 1.996 MB / 1.229 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004109/4.837, allocations: 0.783 MB / 2.379 GB, free: 1.211 MB / 1.229 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.5338/5.371, allocations: 30.06 MB / 2.409 GB, free: 334.5 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 + $cse422 + (-valNorth.res3.m_flow) - spl1.res1.m_flow - valSouth.res3.m_flow ;
  pipSouth1.m_flow + (-tabsSouth1[3].m_flow) - tabsSouth1[4].m_flow
]
 might be structurally or numerically singular for variable tabsSouth1[2].m_flow since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2.4.dp.$pDERStateSetJac25.dummyVarStateSetJac25 = valSouth2.4.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25 - tabsSouth1.1.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25
2 : valSouth2.4.dp.$pDERStateSetJac25.dummyVarStateSetJac25 = valSouth2.2.port_a.p.$pDERStateSetJac25.dummyVarStateSetJac25 - valSouth2.4.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25
3 : valSouth2.8.dp.$pDERStateSetJac25.dummyVarStateSetJac25 = valSouth2.2.port_a.p.$pDERStateSetJac25.dummyVarStateSetJac25 - valSouth2.8.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25
4 : tabsSouth2.8.dp.$pDERStateSetJac25.dummyVarStateSetJac25 = valSouth2.8.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25 - tabsSouth1.1.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  tabsSouth1.1.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25 ;
  valSouth2.8.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25 ;
  valSouth2.2.port_a.p.$pDERStateSetJac25.dummyVarStateSetJac25 ;
  valSouth2.4.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25
]
  =
[
  -tabsSouth2.4.dp.$pDERStateSetJac25.dummyVarStateSetJac25 ;
  -valSouth2.4.dp.$pDERStateSetJac25.dummyVarStateSetJac25 ;
  -valSouth2.8.dp.$pDERStateSetJac25.dummyVarStateSetJac25 ;
  -tabsSouth2.8.dp.$pDERStateSetJac25.dummyVarStateSetJac25
]
 might be structurally or numerically singular for variable valSouth2.4.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth1[4].m_flow.SeedStateSetJac25 + tabsSouth1[3].m_flow.SeedStateSetJac25 + tabsSouth1.2.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 + tabsSouth1.1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 - pipSouth1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 = 0.0
2 : spl1.res1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 + valNorth.res3.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 + valSouth.res3.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 + (-tabsSouth1.1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25) - tabsSouth1.2.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 - tabsSouth1[3].m_flow.SeedStateSetJac25 - tabsSouth1[4].m_flow.SeedStateSetJac25 - tabsSouth2[1].m_flow.SeedStateSetJac25 - tabsSouth2[2].m_flow.SeedStateSetJac25 - tabsSouth2[3].m_flow.SeedStateSetJac25 - tabsSouth2[4].m_flow.SeedStateSetJac25 - tabsSouth2[5].m_flow.SeedStateSetJac25 - tabsSouth2[6].m_flow.SeedStateSetJac25 - tabsSouth2[7].m_flow.SeedStateSetJac25 - tabsSouth2[8].m_flow.SeedStateSetJac25 - tabsNorth1.1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 - tabsNorth1[2].m_flow.SeedStateSetJac25 - tabsNorth1[3].m_flow.SeedStateSetJac25 - tabsNorth1[4].m_flow.SeedStateSetJac25 - tabsNorth2[1].m_flow.SeedStateSetJac25 - tabsNorth2[2].m_flow.SeedStateSetJac25 - tabsNorth2[3].m_flow.SeedStateSetJac25 - tabsNorth2[4].m_flow.SeedStateSetJac25 - tabsNorth2[5].m_flow.SeedStateSetJac25 - tabsNorth2[6].m_flow.SeedStateSetJac25 - tabsNorth2[8].m_flow.SeedStateSetJac25 - $cse422.$pDERStateSetJac25.dummyVarStateSetJac25 - tabsNorth2[7].m_flow.SeedStateSetJac25 = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  tabsSouth1.2.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 ;
  tabsSouth1.1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25
]
  =
[
  pipSouth1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 + (-tabsSouth1[3].m_flow.SeedStateSetJac25) - tabsSouth1[4].m_flow.SeedStateSetJac25 ;
  tabsSouth1[3].m_flow.SeedStateSetJac25 + $cse422.$pDERStateSetJac25.dummyVarStateSetJac25 + tabsNorth2[7].m_flow.SeedStateSetJac25 + tabsNorth2[8].m_flow.SeedStateSetJac25 + tabsNorth2[6].m_flow.SeedStateSetJac25 + tabsNorth2[5].m_flow.SeedStateSetJac25 + tabsNorth2[4].m_flow.SeedStateSetJac25 + tabsNorth2[3].m_flow.SeedStateSetJac25 + tabsNorth2[2].m_flow.SeedStateSetJac25 + tabsNorth2[1].m_flow.SeedStateSetJac25 + tabsNorth1[4].m_flow.SeedStateSetJac25 + tabsNorth1[3].m_flow.SeedStateSetJac25 + tabsNorth1[2].m_flow.SeedStateSetJac25 + tabsNorth1.1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 + tabsSouth2[8].m_flow.SeedStateSetJac25 + tabsSouth2[7].m_flow.SeedStateSetJac25 + tabsSouth2[6].m_flow.SeedStateSetJac25 + tabsSouth2[5].m_flow.SeedStateSetJac25 + tabsSouth2[4].m_flow.SeedStateSetJac25 + tabsSouth2[3].m_flow.SeedStateSetJac25 + tabsSouth2[2].m_flow.SeedStateSetJac25 + tabsSouth2[1].m_flow.SeedStateSetJac25 + tabsSouth1[4].m_flow.SeedStateSetJac25 + (-valNorth.res3.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25) - spl1.res1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 - valSouth.res3.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25
]
 might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth2.4.dp.$pDERStateSetJac25.dummyVarStateSetJac25 = valSouth2.4.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25 - tabsSouth1.1.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25
2 : valSouth2.4.dp.$pDERStateSetJac25.dummyVarStateSetJac25 = valSouth2.2.port_a.p.$pDERStateSetJac25.dummyVarStateSetJac25 - valSouth2.4.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25
3 : valSouth2.8.dp.$pDERStateSetJac25.dummyVarStateSetJac25 = valSouth2.2.port_a.p.$pDERStateSetJac25.dummyVarStateSetJac25 - valSouth2.8.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25
4 : tabsSouth2.8.dp.$pDERStateSetJac25.dummyVarStateSetJac25 = valSouth2.8.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25 - tabsSouth1.1.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25
[
  1.0 , 0.0 , 0.0 , -1.0 ;
  0.0 , 0.0 , -1.0 , 1.0 ;
  0.0 , 1.0 , -1.0 , 0.0 ;
  1.0 , -1.0 , 0.0 , 0.0
]
  *
[
  tabsSouth1.1.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25 ;
  valSouth2.8.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25 ;
  valSouth2.2.port_a.p.$pDERStateSetJac25.dummyVarStateSetJac25 ;
  valSouth2.4.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25
]
  =
[
  -tabsSouth2.4.dp.$pDERStateSetJac25.dummyVarStateSetJac25 ;
  -valSouth2.4.dp.$pDERStateSetJac25.dummyVarStateSetJac25 ;
  -valSouth2.8.dp.$pDERStateSetJac25.dummyVarStateSetJac25 ;
  -tabsSouth2.8.dp.$pDERStateSetJac25.dummyVarStateSetJac25
]
 might be structurally or numerically singular for variable valSouth2.4.port_b.p.$pDERStateSetJac25.dummyVarStateSetJac25 since U(4,4) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : tabsSouth1[4].m_flow.SeedStateSetJac25 + tabsSouth1[3].m_flow.SeedStateSetJac25 + tabsSouth1.2.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 + tabsSouth1.1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 - pipSouth1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 = 0.0
2 : spl1.res1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 + valNorth.res3.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 + valSouth.res3.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 + (-tabsSouth1.1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25) - tabsSouth1.2.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 - tabsSouth1[3].m_flow.SeedStateSetJac25 - tabsSouth1[4].m_flow.SeedStateSetJac25 - tabsSouth2[1].m_flow.SeedStateSetJac25 - tabsSouth2[2].m_flow.SeedStateSetJac25 - tabsSouth2[3].m_flow.SeedStateSetJac25 - tabsSouth2[4].m_flow.SeedStateSetJac25 - tabsSouth2[5].m_flow.SeedStateSetJac25 - tabsSouth2[6].m_flow.SeedStateSetJac25 - tabsSouth2[7].m_flow.SeedStateSetJac25 - tabsSouth2[8].m_flow.SeedStateSetJac25 - tabsNorth1.1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 - tabsNorth1[2].m_flow.SeedStateSetJac25 - tabsNorth1[3].m_flow.SeedStateSetJac25 - tabsNorth1[4].m_flow.SeedStateSetJac25 - tabsNorth2[1].m_flow.SeedStateSetJac25 - tabsNorth2[2].m_flow.SeedStateSetJac25 - tabsNorth2[3].m_flow.SeedStateSetJac25 - tabsNorth2[4].m_flow.SeedStateSetJac25 - tabsNorth2[5].m_flow.SeedStateSetJac25 - tabsNorth2[6].m_flow.SeedStateSetJac25 - tabsNorth2[8].m_flow.SeedStateSetJac25 - $cse422.$pDERStateSetJac25.dummyVarStateSetJac25 - tabsNorth2[7].m_flow.SeedStateSetJac25 = 0.0
[
  1.0 , 1.0 ;
  -1.0 , -1.0
]
  *
[
  tabsSouth1.2.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 ;
  tabsSouth1.1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25
]
  =
[
  pipSouth1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 + (-tabsSouth1[3].m_flow.SeedStateSetJac25) - tabsSouth1[4].m_flow.SeedStateSetJac25 ;
  tabsSouth1[3].m_flow.SeedStateSetJac25 + $cse422.$pDERStateSetJac25.dummyVarStateSetJac25 + tabsNorth2[7].m_flow.SeedStateSetJac25 + tabsNorth2[8].m_flow.SeedStateSetJac25 + tabsNorth2[6].m_flow.SeedStateSetJac25 + tabsNorth2[5].m_flow.SeedStateSetJac25 + tabsNorth2[4].m_flow.SeedStateSetJac25 + tabsNorth2[3].m_flow.SeedStateSetJac25 + tabsNorth2[2].m_flow.SeedStateSetJac25 + tabsNorth2[1].m_flow.SeedStateSetJac25 + tabsNorth1[4].m_flow.SeedStateSetJac25 + tabsNorth1[3].m_flow.SeedStateSetJac25 + tabsNorth1[2].m_flow.SeedStateSetJac25 + tabsNorth1.1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 + tabsSouth2[8].m_flow.SeedStateSetJac25 + tabsSouth2[7].m_flow.SeedStateSetJac25 + tabsSouth2[6].m_flow.SeedStateSetJac25 + tabsSouth2[5].m_flow.SeedStateSetJac25 + tabsSouth2[4].m_flow.SeedStateSetJac25 + tabsSouth2[3].m_flow.SeedStateSetJac25 + tabsSouth2[2].m_flow.SeedStateSetJac25 + tabsSouth2[1].m_flow.SeedStateSetJac25 + tabsSouth1[4].m_flow.SeedStateSetJac25 + (-valNorth.res3.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25) - spl1.res1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 - valSouth.res3.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25
]
 might be structurally or numerically singular for variable tabsSouth1.1.m_flow.$pDERStateSetJac25.dummyVarStateSetJac25 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.03735/5.408, allocations: 32.91 MB / 2.441 GB, free: 317.6 MB / 1.229 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.1255/5.534, allocations: 51.26 MB / 2.491 GB, free: 314.7 MB / 1.229 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.01529/5.549, allocations: 5.058 MB / 2.496 GB, free: 314.1 MB / 1.229 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.008262/5.557, allocations: 190.9 kB / 2.496 GB, free: 314.1 MB / 1.229 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.02698/5.584, allocations: 2.236 MB / 2.498 GB, free: 312.3 MB / 1.229 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.005757/5.59, allocations: 1.333 MB / 2.5 GB, free: 312.3 MB / 1.229 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.005152/5.595, allocations: 0.8145 MB / 2.5 GB, free: 312.3 MB / 1.229 GB
Notification: Performance of sorting global known variables: time 0.01318/5.608, allocations: 6.768 MB / 2.507 GB, free: 311.8 MB / 1.229 GB
Notification: Performance of sort global known variables: time 2.2e-07/5.608, allocations: 0 / 2.507 GB, free: 311.8 MB / 1.229 GB
Notification: Performance of remove unused functions: time 0.06345/5.672, allocations: 31.81 MB / 2.538 GB, free: 286.8 MB / 1.229 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 42 ($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): 7
 * 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): 1 system
   {(189,1.5%)}
 * 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): 2 systems
   {(28,28,89.3%), (1,1,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 1 system
   {(62,186)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.005182/5.677, allocations: 0.6377 MB / 2.539 GB, free: 286.5 MB / 1.229 GB
Notification: Performance of simCode: created initialization part: time 0.06991/5.747, allocations: 34.18 MB / 2.572 GB, free: 257.6 MB / 1.229 GB
Notification: Performance of simCode: created event and clocks part: time 7.935e-06/5.747, allocations: 4 kB / 2.572 GB, free: 257.6 MB / 1.229 GB
Notification: Performance of simCode: created simulation system equations: time 0.03439/5.781, allocations: 16.9 MB / 2.588 GB, free: 241.3 MB / 1.229 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.04068/5.822, allocations: 11.45 MB / 2.6 GB, free: 230.8 MB / 1.229 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.05402/5.876, allocations: 41.35 MB / 2.64 GB, free: 189.4 MB / 1.229 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.006473/5.882, allocations: 4.396 MB / 2.644 GB, free: 185 MB / 1.229 GB
Notification: Performance of simCode: alias equations: time 0.02139/5.904, allocations: 3.153 MB / 2.647 GB, free: 181.8 MB / 1.229 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.03297/5.937, allocations: 7.79 MB / 2.655 GB, free: 174 MB / 1.229 GB
Notification: Performance of SimCode: time 2.394e-06/5.937, allocations: 0 / 2.655 GB, free: 174 MB / 1.229 GB
Notification: Performance of Templates: time 1.591/7.528, allocations: 0.76 GB / 3.415 GB, free: 322.4 MB / 1.261 GB
"
[Timeout remaining time 292]
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=240  -emit_protected -lv LOG_STATS > Buildings_12_Buildings.Fluid.Examples.FlowSystem.Basic.pipe 2>&1) [Timeout 240]
[Calling os._exit(0), Time elapsed: 21.456303859129548]