Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3.conf.json
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo", uses=false)
Using package Buildings with version 11.0.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo)
Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo)
Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo)
Running command: translateModel(Buildings.Fluid.Examples.FlowSystem.Simplified3,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|pmpNorth.m_flow|pmpSouth.m_flow",fileNamePrefix="Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3")
translateModel(Buildings.Fluid.Examples.FlowSystem.Simplified3,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="time|pmpNorth.m_flow|pmpSouth.m_flow",fileNamePrefix="Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.008293/0.008293, allocations: 102 kB / 15.73 MB, free: 6.039 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001992/0.001992, allocations: 193 kB / 16.67 MB, free: 5.961 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.421/1.421, allocations: 222.9 MB / 240.4 MB, free: 15.08 MB / 206.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 11.0.1-master/package.mo): time 2.548/2.548, allocations: 461.9 MB / 0.7348 GB, free: 11.04 MB / 0.6075 GB
Notification: Performance of FrontEnd - loaded program: time 0.001693/0.001693, allocations: 67.89 kB / 1.054 GB, free: 7.582 MB / 0.8262 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.9698/0.9715, allocations: 157.4 MB / 1.208 GB, free: 13.55 MB / 0.9356 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.Examples.FlowSystem.Simplified3): time 0.3671/1.339, allocations: 357.8 MB / 1.557 GB, free: 6.605 MB / 1.279 GB
Notification: Performance of NFInst.instExpressions: time 0.7992/2.138, allocations: 75.85 MB / 1.631 GB, free: 61.07 MB / 1.279 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.01822/2.156, allocations: 431.9 kB / 1.632 GB, free: 61.07 MB / 1.279 GB
Notification: Performance of NFTyping.typeComponents: time 0.02142/2.178, allocations: 6.423 MB / 1.638 GB, free: 60.95 MB / 1.279 GB
Notification: Performance of NFTyping.typeBindings: time 0.04661/2.224, allocations: 14.09 MB / 1.652 GB, free: 60.36 MB / 1.279 GB
Notification: Performance of NFTyping.typeClassSections: time 0.02896/2.253, allocations: 10.17 MB / 1.662 GB, free: 60.08 MB / 1.279 GB
Notification: Performance of NFFlatten.flatten: time 0.09206/2.345, allocations: 74.21 MB / 1.734 GB, free: 24.23 MB / 1.279 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.02388/2.369, allocations: 20 MB / 1.754 GB, free: 4.812 MB / 1.279 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.0373/2.407, allocations: 17.41 MB / 1.771 GB, free: 4.355 MB / 1.295 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.03189/2.438, allocations: 16.38 MB / 1.787 GB, free: 5.133 MB / 1.311 GB
Notification: Performance of NFPackage.collectConstants: time 0.008447/2.447, allocations: 1.956 MB / 1.789 GB, free: 3.18 MB / 1.311 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.02291/2.47, allocations: 6.046 MB / 1.794 GB, free: 13.41 MB / 1.326 GB
Notification: Performance of NFScalarize.scalarize: time 0.0125/2.482, allocations: 6.498 MB / 1.801 GB, free: 7.141 MB / 1.326 GB
Notification: Performance of NFVerifyModel.verify: time 0.027/2.509, allocations: 11.19 MB / 1.812 GB, free: 12.13 MB / 1.342 GB
Notification: Performance of NFConvertDAE.convert: time 0.055/2.564, allocations: 31.08 MB / 1.842 GB, free: 14.15 MB / 1.373 GB
Notification: Performance of FrontEnd - DAE generated: time 6.032e-06/2.565, allocations: 0 / 1.842 GB, free: 14.15 MB / 1.373 GB
Notification: Performance of FrontEnd: time 3.877e-06/2.565, allocations: 0 / 1.842 GB, free: 14.15 MB / 1.373 GB
Notification: Performance of Transformations before backend: time 0.0009548/2.566, allocations: 3.938 kB / 1.842 GB, free: 14.14 MB / 1.373 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 2045
 * Number of variables: 2045
Notification: Performance of Generate backend data structure: time 0.06862/2.634, allocations: 23.9 MB / 1.865 GB, free: 6.293 MB / 1.389 GB
Notification: Performance of prepare preOptimizeDAE: time 4.471e-05/2.634, allocations: 12.03 kB / 1.865 GB, free: 6.281 MB / 1.389 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01795/2.652, allocations: 3.185 MB / 1.869 GB, free: 3.07 MB / 1.389 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0484/2.701, allocations: 20.85 MB / 1.889 GB, free: 14.52 MB / 1.42 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0007218/2.701, allocations: 0.6695 MB / 1.89 GB, free: 13.85 MB / 1.42 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.004432/2.706, allocations: 0.9405 MB / 1.89 GB, free: 12.92 MB / 1.42 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.04034/2.746, allocations: 17.06 MB / 1.907 GB, free: 11.66 MB / 1.436 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0003068/2.747, allocations: 15.94 kB / 1.907 GB, free: 11.64 MB / 1.436 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.003632/2.75, allocations: 330 kB / 1.907 GB, free: 11.33 MB / 1.436 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003927/2.751, allocations: 371.3 kB / 1.908 GB, free: 10.96 MB / 1.436 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03972/2.79, allocations: 21.5 MB / 1.929 GB, free: 5.453 MB / 1.451 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 0.1409/2.931, allocations: 83.29 MB / 2.01 GB, free: 15.57 MB / 1.545 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.02385/2.955, allocations: 13.03 MB / 2.023 GB, free: 2.773 MB / 1.545 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01793/2.973, allocations: 10.07 MB / 2.033 GB, free: 8.699 MB / 1.561 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 0.08064/3.054, allocations: 35.3 MB / 2.067 GB, free: 5.059 MB / 1.592 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.02169/3.075, allocations: 10.15 MB / 2.077 GB, free: 10.84 MB / 1.607 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.02139/3.097, allocations: 5.815 MB / 2.083 GB, free: 5.18 MB / 1.607 GB
Notification: Performance of pre-optimization done (n=567): time 2.852e-05/3.097, allocations: 0 / 2.083 GB, free: 5.18 MB / 1.607 GB
Notification: Performance of matching and sorting (n=838): time 1.715/4.812, allocations: 217.7 MB / 2.295 GB, free: 0.6653 GB / 1.717 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.1374/4.95, allocations: 55.92 MB / 2.35 GB, free: 0.6103 GB / 1.717 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.02971/4.979, allocations: 17.79 MB / 2.367 GB, free: 0.5932 GB / 1.717 GB
Notification: Performance of collectPreVariables (initialization): time 0.003916/4.983, allocations: 221.7 kB / 2.368 GB, free: 0.593 GB / 1.717 GB
Notification: Performance of collectInitialEqns (initialization): time 0.008143/4.991, allocations: 7.745 MB / 2.375 GB, free: 0.5868 GB / 1.717 GB
Notification: Performance of collectInitialBindings (initialization): time 0.008031/5, allocations: 3.009 MB / 2.378 GB, free: 0.5852 GB / 1.717 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0139/5.013, allocations: 3.992 MB / 2.382 GB, free: 0.5813 GB / 1.717 GB
Notification: Performance of setup shared object (initialization): time 4.988e-05/5.014, allocations: 305.1 kB / 2.382 GB, free: 0.581 GB / 1.717 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.02948/5.043, allocations: 20.27 MB / 2.402 GB, free: 0.5612 GB / 1.717 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.03219/5.075, allocations: 23.1 MB / 2.425 GB, free: 0.5377 GB / 1.717 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.05931/5.135, allocations: 38.61 MB / 2.462 GB, free: 0.4992 GB / 1.717 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.888e-05/5.135, allocations: 16 kB / 2.462 GB, free: 0.4991 GB / 1.717 GB
Notification: Performance of matching and sorting (n=1619) (initialization): time 0.6278/5.763, allocations: 134.5 MB / 2.594 GB, free: 376.5 MB / 1.717 GB
Notification: Performance of prepare postOptimizeDAE: time 7.721e-05/5.763, allocations: 57.7 kB / 2.594 GB, free: 376.4 MB / 1.717 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.682e-05/5.763, allocations: 52 kB / 2.594 GB, free: 376.3 MB / 1.717 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.6084/6.371, allocations: 118 MB / 2.709 GB, free: 258.4 MB / 1.717 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01849/6.39, allocations: 3.552 MB / 2.713 GB, free: 254.9 MB / 1.717 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1393/6.529, allocations: 81.89 MB / 2.792 GB, free: 172.6 MB / 1.717 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.09535/6.624, allocations: 6.45 MB / 2.799 GB, free: 166.2 MB / 1.717 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.007229/6.632, allocations: 1.314 MB / 2.8 GB, free: 164.8 MB / 1.717 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.03898/6.671, allocations: 23.67 MB / 2.823 GB, free: 141.2 MB / 1.717 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.03004/6.701, allocations: 22.59 MB / 2.845 GB, free: 117.5 MB / 1.717 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.05493/6.756, allocations: 37.57 MB / 2.882 GB, free: 79.14 MB / 1.717 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 7.064e-05/6.756, allocations: 16 kB / 2.882 GB, free: 79.13 MB / 1.717 GB
Notification: Performance of matching and sorting (n=1619) (initialization_lambda0): time 1.504/8.259, allocations: 133 MB / 3.012 GB, free: 0.6647 GB / 1.717 GB
Notification: Performance of prepare postOptimizeDAE: time 6.844e-05/8.26, allocations: 58.91 kB / 3.012 GB, free: 0.6647 GB / 1.717 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.973e-05/8.26, allocations: 51.97 kB / 3.012 GB, free: 0.6647 GB / 1.717 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.6003/8.86, allocations: 117.6 MB / 3.127 GB, free: 0.5684 GB / 1.717 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01741/8.877, allocations: 3.536 MB / 3.13 GB, free: 0.5651 GB / 1.717 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1451/9.023, allocations: 86.11 MB / 3.214 GB, free: 492.4 MB / 1.717 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.09599/9.119, allocations: 6.495 MB / 3.221 GB, free: 485.9 MB / 1.717 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00639/9.125, allocations: 1.286 MB / 3.222 GB, free: 484.7 MB / 1.717 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 237
 * 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 (1171):
 * Single equations (assignments): 1151
 * Array equations: 6
 * Algorithm blocks: 1
 * Record equations: 4
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 6
 * 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): 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): 2 systems
   {(5,80), (5,80)}
Notification: Performance of prepare postOptimizeDAE: time 0.007154/9.132, allocations: 0.7628 MB / 3.223 GB, free: 483.9 MB / 1.717 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.007754/9.14, allocations: 1.605 MB / 3.224 GB, free: 483.2 MB / 1.717 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.2096/9.35, allocations: 60.76 MB / 3.284 GB, free: 422.7 MB / 1.717 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.214/9.564, allocations: 67.03 MB / 3.349 GB, free: 355.8 MB / 1.717 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001252/9.564, allocations: 28 kB / 3.349 GB, free: 355.8 MB / 1.717 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.2123/9.776, allocations: 66.38 MB / 3.414 GB, free: 289.4 MB / 1.717 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.2801/10.06, allocations: 130.4 MB / 3.541 GB, free: 159.1 MB / 1.717 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.9e-05/10.06, allocations: 3.938 kB / 3.541 GB, free: 159.1 MB / 1.717 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.01168/10.07, allocations: 1.981 MB / 3.543 GB, free: 157.2 MB / 1.717 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.3372/10.41, allocations: 81.38 MB / 3.623 GB, free: 75.88 MB / 1.717 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.003906/10.41, allocations: 0.5775 MB / 3.623 GB, free: 75.3 MB / 1.717 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.003/11.41, allocations: 58.54 MB / 3.68 GB, free: 0.672 GB / 1.717 GB
Warning: The linear system: 
1 : valNorth.res1.m_flow + valSouth.res1.m_flow + (-valHea.m_flow) - valCoo.m_flow = 0.0
2 : 0.0 = spl1.res1.m_flow + (-bou.ports[1].m_flow) - valHea.m_flow
3 : 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 , 0.0 , -1.0 ;
  0.0 , -1.0 , 1.0 ;
  1.0 , 1.0 , 0.0
]
  *
[
  valCoo.m_flow ;
  spl1.res1.m_flow ;
  valHea.m_flow
]
  =
[
  (-valNorth.res1.m_flow) - valSouth.res1.m_flow ;
  -bou.ports[1].m_flow ;
  tabsSouth1[2].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 + tabsSouth1[3].m_flow + tabsSouth1[1].m_flow + (-valSouth.res3.m_flow) - valNorth.res3.m_flow
]
 might be structurally or numerically singular for variable valHea.m_flow since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway.
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 : 0.0 = spl1.res1.m_flow + (-bou.ports[1].m_flow) - valHea.m_flow
3 : valNorth.res1.m_flow + valSouth.res1.m_flow + (-valHea.m_flow) - valCoo.m_flow = 0.0
[
  1.0 , 0.0 , 1.0 ;
  0.0 , 1.0 , -1.0 ;
  -1.0 , -1.0 , 0.0
]
  *
[
  valCoo.m_flow ;
  valHea.m_flow ;
  spl1.res1.m_flow
]
  =
[
  tabsSouth1[2].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 + tabsSouth1[3].m_flow + tabsSouth1[1].m_flow + (-valSouth.res3.m_flow) - valNorth.res3.m_flow ;
  -bou.ports[1].m_flow ;
  (-valNorth.res1.m_flow) - valSouth.res1.m_flow
]
 might be structurally or numerically singular for variable spl1.res1.m_flow since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway.
Warning: The linear system: 
1 : valCoo.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + spl1.res1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + valNorth.res3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + valSouth.res3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + (-tabsNorth2.8.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24) - tabsNorth2.7.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth2.6.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth2.5.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth2.4.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth2.3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth2.2.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth2.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth1.4.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth1.3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth1.2.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsNorth1.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth2.8.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth2.7.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth2.6.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth2.5.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth2.4.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth2.3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth2.2.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth2.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth1.4.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth1.3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth1.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 - tabsSouth1.2.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 = 0.0
2 : valNorth.res1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + valSouth.res1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + (-valHea.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24) - valCoo.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 = 0.0
3 : 0.0 = spl1.res1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + (-bou.ports.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24) - valHea.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24
[
  1.0 , 0.0 , 1.0 ;
  0.0 , -1.0 , -1.0 ;
  -1.0 , 1.0 , 0.0
]
  *
[
  spl1.res1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 ;
  valHea.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 ;
  valCoo.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24
]
  =
[
  tabsNorth2.8.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth1.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth1.2.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth1.3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth1.4.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth2.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth2.2.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth2.3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth2.4.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth2.5.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth2.6.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth2.7.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsSouth2.8.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth1.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth1.2.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth1.3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth1.4.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth2.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth2.2.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth2.3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth2.4.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth2.5.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth2.6.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + tabsNorth2.7.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 + (-valSouth.res3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24) - valNorth.res3.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 ;
  (-valNorth.res1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24) - valSouth.res1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 ;
  -bou.ports.1.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24
]
 might be structurally or numerically singular for variable valCoo.m_flow.$pDERStateSetJac24.dummyVarStateSetJac24 since U(3,3) = 0.0. It might be hard to solve. Compilation continues anyway.
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 0.1216/11.53, allocations: 54.05 MB / 3.733 GB, free: 0.6539 GB / 1.717 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.2603/11.79, allocations: 96.19 MB / 3.827 GB, free: 0.5997 GB / 1.717 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.01921/11.81, allocations: 5.942 MB / 3.833 GB, free: 0.5947 GB / 1.717 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.008095/11.82, allocations: 212 kB / 3.833 GB, free: 0.5945 GB / 1.717 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.05579/11.88, allocations: 3.322 MB / 3.836 GB, free: 0.5918 GB / 1.717 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.005775/11.88, allocations: 0.8655 MB / 3.837 GB, free: 0.5909 GB / 1.717 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.002873/11.89, allocations: 0.6276 MB / 3.838 GB, free: 0.5903 GB / 1.717 GB
Notification: Performance of sorting global known variables: time 0.02503/11.91, allocations: 12.16 MB / 3.85 GB, free: 0.5785 GB / 1.717 GB
Notification: Performance of sort global known variables: time 6.31e-07/11.91, allocations: 0 / 3.85 GB, free: 0.5785 GB / 1.717 GB
Notification: Performance of remove unused functions: time 0.08874/12, allocations: 38.7 MB / 3.887 GB, free: 0.5409 GB / 1.717 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 5
 * Number of states: 74 ($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,pmpSouth.filter.s[1],pmpNorth.vol.dynBal.U,pmpNorth.filter.s[1],valSouth1[1].filter.s[1],valSouth1[2].filter.s[1],valSouth1[3].filter.s[1],valSouth1[4].filter.s[1],valSouth2[1].filter.s[1],valSouth2[2].filter.s[1],valSouth2[3].filter.s[1],valSouth2[4].filter.s[1],valSouth2[5].filter.s[1],valSouth2[6].filter.s[1],valSouth2[7].filter.s[1],valSouth2[8].filter.s[1],valNorth1[1].filter.s[1],valNorth1[2].filter.s[1],valNorth1[3].filter.s[1],valNorth1[4].filter.s[1],valNorth2[1].filter.s[1],valNorth2[2].filter.s[1],valNorth2[3].filter.s[1],valNorth2[4].filter.s[1],valNorth2[5].filter.s[1],valNorth2[6].filter.s[1],valNorth2[7].filter.s[1],valNorth2[8].filter.s[1],valSouth.vol.dynBal.U,valSouth.filter.s[1],valNorth.vol.dynBal.U,valNorth.filter.s[1],spl.vol.dynBal.U,spl1.vol.dynBal.U,pumpHea.vol.dynBal.U,pumpHea.filter.s[1],valHea.filter.s[1],valCoo.filter.s[1],spl2.vol.dynBal.U,spl3.vol.dynBal.U,pumpCoo.vol.dynBal.U,pumpCoo.filter.s[1],vol.p)
 * 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 (621):
 * Single equations (assignments): 600
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 10
 * When equations: 3
 * If-equations: 0
 * Equation systems (not torn): 4
 * 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): 4 systems
   {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
   {(7,83), (1,1), (38,197)}
Notification: Performance of Backend phase and start with SimCode phase: time 0.006144/12.01, allocations: 1.935 MB / 3.889 GB, free: 0.5393 GB / 1.717 GB
Notification: Performance of simCode: created initialization part: time 0.1261/12.13, allocations: 77.43 MB / 3.965 GB, free: 475 MB / 1.717 GB
Notification: Performance of simCode: created event and clocks part: time 9.798e-06/12.13, allocations: 5.438 kB / 3.965 GB, free: 475 MB / 1.717 GB
Notification: Performance of simCode: created simulation system equations: time 0.05387/12.19, allocations: 25.5 MB / 3.99 GB, free: 449.5 MB / 1.717 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.05603/12.24, allocations: 7.97 MB / 3.998 GB, free: 441.8 MB / 1.717 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.1114/12.35, allocations: 53.82 MB / 4.05 GB, free: 387.9 MB / 1.717 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.02186/12.38, allocations: 10.44 MB / 4.06 GB, free: 377.4 MB / 1.717 GB
Notification: Performance of simCode: alias equations: time 0.04581/12.42, allocations: 7.975 MB / 4.068 GB, free: 369.5 MB / 1.717 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01957/12.44, allocations: 2.066 MB / 4.07 GB, free: 367.4 MB / 1.717 GB
Notification: Performance of SimCode: time 2.685e-06/12.44, allocations: 0 / 4.07 GB, free: 367.4 MB / 1.717 GB
Notification: Performance of Templates: time 1.724/14.17, allocations: 0.6578 GB / 4.728 GB, free: 431.1 MB / 1.717 GB
make -j1 -f Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3.makefile
(rm -f Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3.pipe ; mkfifo Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3.pipe ; head -c 1048576 < Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3.pipe >> ../files/Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3.sim & ./Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3  -abortSlowSimulation -alarm=480  -emit_protected -lv LOG_STATS > Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified3.pipe 2>&1)