Running command: translateModel(Buildings.Fluid.HeatExchangers.Examples.WetCoilCounterFlowPControl,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_6.0.0_Buildings.Fluid.HeatExchangers.Examples.WetCoilCounterFlowPControl")
Notification: Performance of loadModel(Buildings): time 4.215/4.215, allocations: 431.3 MB / 445.8 MB, free: 7.344 MB / 346.7 MB
Notification: Performance of FrontEnd - loaded program: time 3.679e-05/3.681e-05, allocations: 8 kB / 0.5354 GB, free: 1.301 MB / 442.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.6421/0.6422, allocations: 98.71 MB / 0.6318 GB, free: 0.832 MB / 0.4948 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatExchangers.Examples.WetCoilCounterFlowPControl): time 0.3747/1.017, allocations: 221 MB / 0.8476 GB, free: 3.316 MB / 0.7136 GB
Notification: Performance of NFInst.instExpressions: time 0.6857/1.703, allocations: 21.69 MB / 0.8688 GB, free: 23.54 MB / 0.7136 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.004548/1.707, allocations: 130.4 kB / 0.8689 GB, free: 23.54 MB / 0.7136 GB
Notification: Performance of NFTyping.typeComponents: time 0.005448/1.713, allocations: 1.22 MB / 0.8701 GB, free: 23.53 MB / 0.7136 GB
Notification: Performance of NFTyping.typeBindings: time 0.01447/1.727, allocations: 3.405 MB / 0.8734 GB, free: 23.45 MB / 0.7136 GB
Notification: Performance of NFTyping.typeClassSections: time 0.01373/1.741, allocations: 3.224 MB / 0.8766 GB, free: 23.29 MB / 0.7136 GB
Notification: Performance of NFFlatten.flatten: time 0.02174/1.763, allocations: 7.951 MB / 0.8843 GB, free: 23.26 MB / 0.7136 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.009616/1.772, allocations: 4.399 MB / 0.8886 GB, free: 22.83 MB / 0.7136 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.01225/1.785, allocations: 4.116 MB / 0.8926 GB, free: 22.82 MB / 0.7136 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.00852/1.793, allocations: 2.969 MB / 0.8955 GB, free: 22.8 MB / 0.7136 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.01248/1.806, allocations: 2.739 MB / 0.8982 GB, free: 22.77 MB / 0.7136 GB
Notification: Performance of NFPackage.collectConstants: time 0.003069/1.809, allocations: 262.1 kB / 0.8985 GB, free: 22.77 MB / 0.7136 GB
Notification: Performance of NFScalarize.scalarize: time 0.003653/1.813, allocations: 1.455 MB / 0.8999 GB, free: 22.77 MB / 0.7136 GB
Notification: Performance of NFVerifyModel.verify: time 0.004597/1.817, allocations: 0.706 MB / 0.9006 GB, free: 22.77 MB / 0.7136 GB
Notification: Performance of NFConvertDAE.convert: time 0.01944/1.837, allocations: 11.32 MB / 0.9116 GB, free: 18.18 MB / 0.7136 GB
Notification: Performance of FrontEnd - DAE generated: time 4.949e-06/1.837, allocations: 3 kB / 0.9116 GB, free: 18.18 MB / 0.7136 GB
Notification: Performance of FrontEnd: time 4.128e-06/1.837, allocations: 4 kB / 0.9116 GB, free: 18.18 MB / 0.7136 GB
Notification: Performance of Transformations before backend: time 0.0004441/1.837, allocations: 0 / 0.9116 GB, free: 18.18 MB / 0.7136 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 1251
 * Number of variables: 1251
Notification: Performance of Generate backend data structure: time 0.0223/1.86, allocations: 5.906 MB / 0.9174 GB, free: 14.83 MB / 0.7136 GB
Notification: Performance of prepare preOptimizeDAE: time 5.059e-05/1.86, allocations: 12.03 kB / 0.9174 GB, free: 14.83 MB / 0.7136 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0161/1.876, allocations: 1.525 MB / 0.9189 GB, free: 14.19 MB / 0.7136 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.02124/1.897, allocations: 6.187 MB / 0.9249 GB, free: 12.2 MB / 0.7136 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0008052/1.898, allocations: 0.8006 MB / 0.9257 GB, free: 11.68 MB / 0.7136 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.002362/1.9, allocations: 0.5038 MB / 0.9262 GB, free: 11.67 MB / 0.7136 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.02425/1.925, allocations: 7.202 MB / 0.9333 GB, free: 9.668 MB / 0.7136 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.0002572/1.925, allocations: 12.47 kB / 0.9333 GB, free: 9.664 MB / 0.7136 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.001721/1.927, allocations: 202.1 kB / 0.9335 GB, free: 9.664 MB / 0.7136 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0003165/1.927, allocations: 227 kB / 0.9337 GB, free: 9.633 MB / 0.7136 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0209/1.948, allocations: 6.396 MB / 0.9399 GB, free: 7.48 MB / 0.7136 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 0.06411/2.012, allocations: 28.02 MB / 0.9673 GB, free: 1.141 MB / 0.7292 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01138/2.024, allocations: 5.017 MB / 0.9722 GB, free: 13.55 MB / 0.7448 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.001611/2.025, allocations: 0.767 MB / 0.9729 GB, free: 12.66 MB / 0.7448 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.007421/2.033, allocations: 2.447 MB / 0.9753 GB, free: 10.93 MB / 0.7448 GB
Notification: Performance of pre-optimization done (n=337): time 7.574e-06/2.033, allocations: 0 / 0.9753 GB, free: 10.93 MB / 0.7448 GB
Notification: Performance of matching and sorting (n=337): time 0.02275/2.056, allocations: 6.51 MB / 0.9817 GB, free: 6.219 MB / 0.7448 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0002516/2.056, allocations: 431.2 kB / 0.9821 GB, free: 5.707 MB / 0.7448 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.01288/2.069, allocations: 4.526 MB / 0.9865 GB, free: 2.414 MB / 0.7448 GB
Notification: Performance of collectPreVariables (initialization): time 0.001091/2.07, allocations: 102.2 kB / 0.9866 GB, free: 2.359 MB / 0.7448 GB
Notification: Performance of collectInitialEqns (initialization): time 0.004351/2.074, allocations: 2.682 MB / 0.9892 GB, free: 0.8242 MB / 0.7448 GB
Notification: Performance of collectInitialBindings (initialization): time 0.002308/2.077, allocations: 1.176 MB / 0.9904 GB, free: 15.81 MB / 0.7605 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.000428/2.077, allocations: 71.12 kB / 0.9904 GB, free: 15.79 MB / 0.7605 GB
Notification: Performance of setup shared object (initialization): time 0.0003786/2.077, allocations: 458.5 kB / 0.9909 GB, free: 15.4 MB / 0.7605 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.005966/2.083, allocations: 1.959 MB / 0.9928 GB, free: 14.12 MB / 0.7605 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.007402/2.091, allocations: 2.874 MB / 0.9956 GB, free: 11.74 MB / 0.7605 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.007277/2.098, allocations: 2.502 MB / 0.998 GB, free: 10.18 MB / 0.7605 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.087e-05/2.098, allocations: 4 kB / 0.998 GB, free: 10.17 MB / 0.7605 GB
Notification: Performance of matching and sorting (n=466) (initialization): time 0.0183/2.117, allocations: 5.562 MB / 1.003 GB, free: 6.305 MB / 0.7605 GB
Notification: Performance of prepare postOptimizeDAE: time 0.002227/2.119, allocations: 5.468 MB / 1.009 GB, free: 408 kB / 0.7605 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.346e-05/2.119, allocations: 14.53 kB / 1.009 GB, free: 396 kB / 0.7605 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.0008577/2.12, allocations: 195.8 kB / 1.009 GB, free: 232 kB / 0.7605 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.008685/2.129, allocations: 0.9506 MB / 1.01 GB, free: 15.35 MB / 0.7761 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.003897/2.133, allocations: 3.326 MB / 1.013 GB, free: 12.09 MB / 0.7761 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.01392/2.147, allocations: 0.801 MB / 1.014 GB, free: 11.35 MB / 0.7761 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.001375/2.148, allocations: 138.4 kB / 1.014 GB, free: 11.24 MB / 0.7761 GB
Notification: Performance of prepare postOptimizeDAE: time 2.116e-05/2.148, allocations: 6.719 kB / 1.014 GB, free: 11.24 MB / 0.7761 GB
Error: Internal error IndexReduction.pantelidesIndexReduction failed! System is structurally singular and cannot be handled because the number of unassigned equations is larger than the number of states. Use -d=bltdump to get more information.
Notification: Performance of <failed> postOpt replaceHomotopyWithSimplified (initialization): time 0.009493/2.158, allocations: 2.36 MB / 1.016 GB, free: 9.789 MB / 0.7761 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated