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 0.0009875/0.0009875, allocations: 83.59 kB / 20.45 MB, free: 4.117 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 0.0009229/0.0009229, allocations: 169 kB / 23.82 MB, free: 0.7461 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 1.096/1.096, allocations: 177.1 MB / 204.2 MB, free: 5.605 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 1.877/1.877, allocations: 377.8 MB / 0.6236 GB, free: 8.562 MB / 0.5886 GB
"
[Timeout remaining time 177]
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 1.673e-06/1.673e-06, allocations: 0 / 0.8115 GB, free: 0.6094 MB / 0.7136 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 2.047e-05/2.214e-05, allocations: 5.406 kB / 0.8115 GB, free: 0.6055 MB / 0.7136 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Basic): time 0.05615/0.05617, allocations: 75.59 MB / 0.8853 GB, free: 4.781 MB / 0.7917 GB
Notification: Performance of NFInst.instExpressions: time 0.05339/0.1096, allocations: 30.63 MB / 0.9153 GB, free: 6.152 MB / 0.823 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.01656/0.1261, allocations: 0.6042 MB / 0.9158 GB, free: 5.543 MB / 0.823 GB
Notification: Performance of NFTyping.typeComponents: time 0.01368/0.1398, allocations: 4.236 MB / 0.92 GB, free: 1.281 MB / 0.823 GB
Notification: Performance of NFTyping.typeBindings: time 0.02491/0.1647, allocations: 10.25 MB / 0.93 GB, free: 6.98 MB / 0.8386 GB
Notification: Performance of NFTyping.typeClassSections: time 0.01834/0.1831, allocations: 9.69 MB / 0.9394 GB, free: 13.27 MB / 0.8542 GB
Notification: Performance of NFFlatten.flatten: time 0.07398/0.257, allocations: 66.66 MB / 1.005 GB, free: 10.45 MB / 0.9167 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.02561/0.2826, allocations: 16.9 MB / 1.021 GB, free: 9.387 MB / 0.9323 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.5384/0.8211, allocations: 21.01 MB / 1.042 GB, free: 82.12 MB / 0.9323 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.03504/0.8561, allocations: 14.98 MB / 1.056 GB, free: 82.11 MB / 0.9323 GB
Notification: Performance of NFPackage.collectConstants: time 0.01083/0.8669, allocations: 1.78 MB / 1.058 GB, free: 82.11 MB / 0.9323 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.01806/0.885, allocations: 2.774 MB / 1.061 GB, free: 82.11 MB / 0.9323 GB
Notification: Performance of NFScalarize.scalarize: time 0.01294/0.8979, allocations: 6.352 MB / 1.067 GB, free: 82.11 MB / 0.9323 GB
Notification: Performance of NFVerifyModel.verify: time 0.02777/0.9257, allocations: 7.501 MB / 1.074 GB, free: 82.11 MB / 0.9323 GB
Notification: Performance of NFConvertDAE.convert: time 0.03743/0.9631, allocations: 19.22 MB / 1.093 GB, free: 81.02 MB / 0.9323 GB
Notification: Performance of FrontEnd - DAE generated: time 1.13e-05/0.9631, allocations: 0 / 1.093 GB, free: 81.02 MB / 0.9323 GB
Notification: Performance of FrontEnd: time 2.214e-06/0.9631, allocations: 0 / 1.093 GB, free: 81.02 MB / 0.9323 GB
Notification: Performance of Transformations before backend: time 0.0014/0.9645, allocations: 0 / 1.093 GB, free: 81.02 MB / 0.9323 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 0.05188/1.016, allocations: 20.83 MB / 1.113 GB, free: 72.27 MB / 0.9323 GB
Notification: Performance of prepare preOptimizeDAE: time 5.787e-05/1.016, allocations: 10.81 kB / 1.113 GB, free: 72.27 MB / 0.9323 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01658/1.033, allocations: 3.623 MB / 1.117 GB, free: 71.11 MB / 0.9323 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0331/1.066, allocations: 17.26 MB / 1.134 GB, free: 66.91 MB / 0.9323 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0007389/1.067, allocations: 0.6506 MB / 1.134 GB, free: 66.89 MB / 0.9323 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.005336/1.072, allocations: 0.9087 MB / 1.135 GB, free: 66.88 MB / 0.9323 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.03173/1.104, allocations: 11.44 MB / 1.146 GB, free: 60.54 MB / 0.9323 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.000388/1.104, allocations: 18.7 kB / 1.146 GB, free: 60.52 MB / 0.9323 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.006341/1.111, allocations: 326 kB / 1.147 GB, free: 60.45 MB / 0.9323 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0002429/1.111, allocations: 212.1 kB / 1.147 GB, free: 60.25 MB / 0.9323 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.02322/1.134, allocations: 7.587 MB / 1.154 GB, free: 53.45 MB / 0.9323 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 0.1063/1.24, allocations: 53.49 MB / 1.207 GB, free: 0.8203 MB / 0.9323 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01268/1.253, allocations: 6.369 MB / 1.213 GB, free: 10.49 MB / 0.948 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.008729/1.262, allocations: 4.526 MB / 1.217 GB, free: 5.938 MB / 0.948 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 0.06213/1.324, allocations: 22.05 MB / 1.239 GB, free: 15.96 MB / 0.9792 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0132/1.337, allocations: 6.137 MB / 1.245 GB, free: 9.52 MB / 0.9792 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.02105/1.358, allocations: 8.038 MB / 1.253 GB, free: 1.688 MB / 0.9792 GB
Notification: Performance of pre-optimization done (n=548): time 4.982e-05/1.358, allocations: 0 / 1.253 GB, free: 1.688 MB / 0.9792 GB
Notification: Performance of matching and sorting (n=832): time 0.4705/1.829, allocations: 167.4 MB / 1.416 GB, free: 9.766 MB / 1.151 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 0.05576/1.885, allocations: 34.81 MB / 1.45 GB, free: 5.781 MB / 1.182 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.02981/1.914, allocations: 13.82 MB / 1.464 GB, free: 8.035 MB / 1.198 GB
Notification: Performance of collectPreVariables (initialization): time 0.004674/1.919, allocations: 221.6 kB / 1.464 GB, free: 7.816 MB / 1.198 GB
Notification: Performance of collectInitialEqns (initialization): time 0.5101/2.429, allocations: 8.517 MB / 1.472 GB, free: 335.2 MB / 1.198 GB
Notification: Performance of collectInitialBindings (initialization): time 0.01159/2.441, allocations: 3.168 MB / 1.475 GB, free: 335.2 MB / 1.198 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.02057/2.461, allocations: 3.555 MB / 1.479 GB, free: 335.1 MB / 1.198 GB
Notification: Performance of setup shared object (initialization): time 5.586e-05/2.461, allocations: 481.5 kB / 1.479 GB, free: 334.7 MB / 1.198 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.01692/2.478, allocations: 4.558 MB / 1.484 GB, free: 334.5 MB / 1.198 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.01945/2.498, allocations: 11.12 MB / 1.494 GB, free: 326.8 MB / 1.198 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.03375/2.531, allocations: 13.1 MB / 1.507 GB, free: 324.2 MB / 1.198 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0001374/2.532, allocations: 14.66 kB / 1.507 GB, free: 324.2 MB / 1.198 GB
Notification: Performance of matching and sorting (n=1284) (initialization): time 0.2714/2.803, allocations: 71.15 MB / 1.577 GB, free: 313.4 MB / 1.198 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0001008/2.803, allocations: 57.34 kB / 1.577 GB, free: 313.3 MB / 1.198 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.85e-05/2.803, allocations: 49.47 kB / 1.577 GB, free: 313.3 MB / 1.198 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.37/3.173, allocations: 151.2 MB / 1.724 GB, free: 172.5 MB / 1.198 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01949/3.193, allocations: 8.305 MB / 1.733 GB, free: 164.3 MB / 1.198 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.06646/3.259, allocations: 37.88 MB / 1.77 GB, free: 129.8 MB / 1.198 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.08814/3.347, allocations: 60.98 MB / 1.829 GB, free: 68.7 MB / 1.198 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.006582/3.354, allocations: 1.604 MB / 1.831 GB, free: 67.1 MB / 1.198 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.02058/3.374, allocations: 4.717 MB / 1.835 GB, free: 62.36 MB / 1.198 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.01584/3.39, allocations: 10.99 MB / 1.846 GB, free: 49.3 MB / 1.198 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.02628/3.417, allocations: 13.36 MB / 1.859 GB, free: 35.2 MB / 1.198 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 6.425e-05/3.417, allocations: 12 kB / 1.859 GB, free: 35.19 MB / 1.198 GB
Notification: Performance of matching and sorting (n=1284) (initialization_lambda0): time 0.7896/4.206, allocations: 70.05 MB / 1.928 GB, free: 340.3 MB / 1.229 GB
Notification: Performance of prepare postOptimizeDAE: time 9.055e-05/4.206, allocations: 60.3 kB / 1.928 GB, free: 340.3 MB / 1.229 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.224e-05/4.206, allocations: 43.53 kB / 1.928 GB, free: 340.3 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 0.3615/4.568, allocations: 149.3 MB / 2.073 GB, free: 280.6 MB / 1.229 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01492/4.583, allocations: 8.272 MB / 2.081 GB, free: 272.4 MB / 1.229 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.06011/4.643, allocations: 28.64 MB / 2.109 GB, free: 248.3 MB / 1.229 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.09156/4.734, allocations: 61.01 MB / 2.169 GB, free: 187.4 MB / 1.229 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007691/4.742, allocations: 1.568 MB / 2.171 GB, free: 185.9 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 0.007913/4.75, allocations: 0.7786 MB / 2.171 GB, free: 185.5 MB / 1.229 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.008307/4.758, allocations: 1.879 MB / 2.173 GB, free: 184.7 MB / 1.229 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.1284/4.887, allocations: 42.62 MB / 2.215 GB, free: 146.3 MB / 1.229 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.1273/5.014, allocations: 45.52 MB / 2.259 GB, free: 103.8 MB / 1.229 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 8.621e-05/5.014, allocations: 36 kB / 2.259 GB, free: 103.8 MB / 1.229 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.1089/5.123, allocations: 44.39 MB / 2.303 GB, free: 59.91 MB / 1.229 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.7844/5.907, allocations: 101.4 MB / 2.402 GB, free: 344.7 MB / 1.245 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.47e-05/5.908, allocations: 3.031 kB / 2.402 GB, free: 344.7 MB / 1.245 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01297/5.921, allocations: 7.306 MB / 2.409 GB, free: 344 MB / 1.245 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.357/6.277, allocations: 169.4 MB / 2.574 GB, free: 235.1 MB / 1.245 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.004027/6.282, allocations: 0.7843 MB / 2.575 GB, free: 234.5 MB / 1.245 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.07585/6.357, allocations: 50.28 MB / 2.624 GB, free: 188.4 MB / 1.245 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.$pDERStateSetJac28.dummyVarStateSetJac28 since U(2,2) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.034/6.391, allocations: 34.25 MB / 2.657 GB, free: 158.5 MB / 1.245 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.1345/6.526, allocations: 55.75 MB / 2.712 GB, free: 108.5 MB / 1.245 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.01953/6.545, allocations: 6.201 MB / 2.718 GB, free: 105 MB / 1.245 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.008379/6.554, allocations: 187.2 kB / 2.718 GB, free: 105 MB / 1.245 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.05758/6.611, allocations: 32.81 MB / 2.75 GB, free: 72.27 MB / 1.245 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.007845/6.619, allocations: 1.134 MB / 2.751 GB, free: 71.2 MB / 1.245 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.005271/6.625, allocations: 0.8844 MB / 2.752 GB, free: 70.38 MB / 1.245 GB
Notification: Performance of sorting global known variables: time 0.01754/6.642, allocations: 7.53 MB / 2.759 GB, free: 64.2 MB / 1.245 GB
Notification: Performance of sort global known variables: time 2.11e-07/6.642, allocations: 1.859 kB / 2.759 GB, free: 64.2 MB / 1.245 GB
Notification: Performance of remove unused functions: time 0.06182/6.704, allocations: 31.82 MB / 2.791 GB, free: 32.38 MB / 1.245 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 42 ($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 0.004904/6.709, allocations: 0.6382 MB / 2.791 GB, free: 31.8 MB / 1.245 GB
Notification: Performance of simCode: created initialization part: time 0.5954/7.304, allocations: 36.38 MB / 2.827 GB, free: 380.6 MB / 1.245 GB
Notification: Performance of simCode: created event and clocks part: time 1.53e-05/7.304, allocations: 2.781 kB / 2.827 GB, free: 380.6 MB / 1.245 GB
Notification: Performance of simCode: created simulation system equations: time 0.06231/7.367, allocations: 35.2 MB / 2.861 GB, free: 376.8 MB / 1.245 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.05267/7.419, allocations: 11.49 MB / 2.872 GB, free: 375.5 MB / 1.245 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.07489/7.494, allocations: 42.14 MB / 2.913 GB, free: 360.8 MB / 1.245 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.008629/7.503, allocations: 4.399 MB / 2.918 GB, free: 360.2 MB / 1.245 GB
Notification: Performance of simCode: alias equations: time 0.03005/7.533, allocations: 3.925 MB / 2.922 GB, free: 359.1 MB / 1.245 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01369/7.546, allocations: 2.621 MB / 2.924 GB, free: 358.1 MB / 1.245 GB
Notification: Performance of SimCode: time 2.134e-06/7.546, allocations: 0 / 2.924 GB, free: 358.1 MB / 1.245 GB
Notification: Performance of Templates: time 1.236/8.782, allocations: 0.7387 GB / 3.663 GB, free: 39.72 MB / 1.245 GB
"
[Timeout remaining time 291]
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: 25.693022122140974]