Running command: translateModel(Buildings.Fluid.FMI.ExportContainers.Validation.RoomHVAC,tolerance=1e-07,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_6.0.0_Buildings.Fluid.FMI.ExportContainers.Validation.RoomHVAC")
Notification: Performance of loadModel(Buildings): time 4.249/4.249, allocations: 431.3 MB / 445.8 MB, free: 5.426 MB / 346.7 MB
Notification: Performance of FrontEnd - loaded program: time 3.361e-05/3.349e-05, allocations: 5.875 kB / 0.5354 GB, free: 14.84 MB / 458.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.6535/0.6535, allocations: 98.71 MB / 0.6318 GB, free: 11.96 MB / 0.5105 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.FMI.ExportContainers.Validation.RoomHVAC): time 2.797/3.45, allocations: 0.8325 GB / 1.464 GB, free: 15.34 MB / 0.9792 GB
Notification: Performance of NFInst.instExpressions: time 1.453/4.904, allocations: 142.8 MB / 1.604 GB, free: 28.09 MB / 1.026 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.03345/4.937, allocations: 0.844 MB / 1.605 GB, free: 28.09 MB / 1.026 GB
Notification: Performance of NFTyping.typeComponents: time 0.03753/4.975, allocations: 8.141 MB / 1.613 GB, free: 28.02 MB / 1.026 GB
Notification: Performance of NFTyping.typeBindings: time 0.1117/5.087, allocations: 23.39 MB / 1.635 GB, free: 27.49 MB / 1.026 GB
Notification: Performance of NFTyping.typeClassSections: time 0.06355/5.15, allocations: 14.92 MB / 1.65 GB, free: 23.54 MB / 1.026 GB
Notification: Performance of NFFlatten.flatten: time 0.1118/5.262, allocations: 41.03 MB / 1.69 GB, free: 18.34 MB / 1.026 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0654/5.327, allocations: 26.29 MB / 1.716 GB, free: 9.934 MB / 1.026 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.06977/5.397, allocations: 22.82 MB / 1.738 GB, free: 5.699 MB / 1.026 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.04402/5.441, allocations: 14.98 MB / 1.753 GB, free: 12.03 MB / 1.042 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.05848/5.5, allocations: 10.48 MB / 1.763 GB, free: 4.238 MB / 1.042 GB
Notification: Performance of NFPackage.collectConstants: time 0.01574/5.516, allocations: 1.184 MB / 1.764 GB, free: 3.055 MB / 1.042 GB
Notification: Performance of NFScalarize.scalarize: time 0.02197/5.538, allocations: 7.876 MB / 1.772 GB, free: 14.18 MB / 1.057 GB
Notification: Performance of NFVerifyModel.verify: time 0.0239/5.562, allocations: 3.523 MB / 1.775 GB, free: 10.66 MB / 1.057 GB
Notification: Performance of NFConvertDAE.convert: time 0.1211/5.683, allocations: 67.04 MB / 1.841 GB, free: 0.9336 MB / 1.104 GB
Notification: Performance of FrontEnd - DAE generated: time 4.748e-06/5.683, allocations: 0 / 1.841 GB, free: 0.9336 MB / 1.104 GB
Notification: Performance of FrontEnd: time 5.07e-06/5.683, allocations: 0 / 1.841 GB, free: 0.9336 MB / 1.104 GB
Notification: Performance of Transformations before backend: time 0.002316/5.685, allocations: 3.188 kB / 1.841 GB, free: 0.9336 MB / 1.104 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 6869
 * Number of variables: 6869
Notification: Performance of Generate backend data structure: time 0.1533/5.838, allocations: 28.53 MB / 1.868 GB, free: 6.777 MB / 1.135 GB
Notification: Performance of prepare preOptimizeDAE: time 5.594e-05/5.839, allocations: 15.97 kB / 1.868 GB, free: 6.762 MB / 1.135 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.09494/5.934, allocations: 9.745 MB / 1.878 GB, free: 13.37 MB / 1.151 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.1147/6.048, allocations: 33.95 MB / 1.911 GB, free: 8.289 MB / 1.167 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.01101/6.059, allocations: 4.282 MB / 1.915 GB, free: 3.656 MB / 1.167 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.01427/6.074, allocations: 2.687 MB / 1.918 GB, free: 0.9883 MB / 1.167 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.1638/6.238, allocations: 39.93 MB / 1.957 GB, free: 8.348 MB / 1.214 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.001587/6.239, allocations: 58.73 kB / 1.957 GB, free: 8.309 MB / 1.214 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.01391/6.253, allocations: 1.104 MB / 1.958 GB, free: 7.223 MB / 1.214 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.002897/6.256, allocations: 1.15 MB / 1.959 GB, free: 6.066 MB / 1.214 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.1625/6.419, allocations: 37.6 MB / 1.996 GB, free: 0.5625 MB / 1.245 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 1.76/8.179, allocations: 160.8 MB / 2.153 GB, free: 495.8 MB / 1.245 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.07069/8.25, allocations: 24.21 MB / 2.177 GB, free: 481.1 MB / 1.245 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.00603/8.256, allocations: 2.817 MB / 2.179 GB, free: 478.2 MB / 1.245 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.04765/8.304, allocations: 13.02 MB / 2.192 GB, free: 470.7 MB / 1.245 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.02291/8.327, allocations: 1.82 MB / 2.194 GB, free: 469.5 MB / 1.245 GB
Notification: Performance of pre-optimization done (n=1615): time 6.038e-05/8.327, allocations: 0 / 2.194 GB, free: 469.5 MB / 1.245 GB
Notification: Performance of matching and sorting (n=1615): time 0.1505/8.477, allocations: 33.27 MB / 2.226 GB, free: 436.3 MB / 1.245 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 0.0005478/8.478, allocations: 1.724 MB / 2.228 GB, free: 434.1 MB / 1.245 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.06667/8.545, allocations: 21.59 MB / 2.249 GB, free: 412.7 MB / 1.245 GB
Notification: Performance of collectPreVariables (initialization): time 0.00556/8.55, allocations: 397.7 kB / 2.249 GB, free: 412.3 MB / 1.245 GB
Notification: Performance of collectInitialEqns (initialization): time 0.02337/8.574, allocations: 14.87 MB / 2.264 GB, free: 397.4 MB / 1.245 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0107/8.584, allocations: 5.559 MB / 2.269 GB, free: 391.9 MB / 1.245 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.004975/8.589, allocations: 347.8 kB / 2.27 GB, free: 391.6 MB / 1.245 GB
Notification: Performance of setup shared object (initialization): time 0.002018/8.591, allocations: 1.012 MB / 2.271 GB, free: 390.5 MB / 1.245 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.03682/8.628, allocations: 10.25 MB / 2.281 GB, free: 380.3 MB / 1.245 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.04274/8.671, allocations: 14.98 MB / 2.295 GB, free: 363.8 MB / 1.245 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.04105/8.712, allocations: 12.87 MB / 2.308 GB, free: 350.9 MB / 1.245 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.0001331/8.712, allocations: 27.28 kB / 2.308 GB, free: 350.9 MB / 1.245 GB
Notification: Performance of matching and sorting (n=2249) (initialization): time 0.1137/8.826, allocations: 28.49 MB / 2.336 GB, free: 322.2 MB / 1.245 GB
Notification: Performance of prepare postOptimizeDAE: time 0.01144/8.838, allocations: 68.02 MB / 2.402 GB, free: 251.7 MB / 1.245 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0003808/8.838, allocations: 87.98 kB / 2.402 GB, free: 251.6 MB / 1.245 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.002358/8.84, allocations: 0.4892 MB / 2.403 GB, free: 251.1 MB / 1.245 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0428/8.883, allocations: 4.747 MB / 2.407 GB, free: 246.4 MB / 1.245 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01144/8.895, allocations: 12.82 MB / 2.42 GB, free: 232.8 MB / 1.245 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.04942/8.944, allocations: 3.093 MB / 2.423 GB, free: 229.7 MB / 1.245 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.005508/8.95, allocations: 0.7535 MB / 2.424 GB, free: 229 MB / 1.245 GB
Notification: Performance of prepare postOptimizeDAE: time 1.814e-05/8.95, allocations: 4 kB / 2.424 GB, free: 229 MB / 1.245 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 0.01899/8.969, allocations: 4.401 MB / 2.428 GB, free: 224.5 MB / 1.245 GB
Error: post-optimization module replaceHomotopyWithSimplified (initialization) failed.
Error: No system for the symbolic initialization was generated