Running command: translateModel(Buildings.Airflow.Multizone.Examples.NaturalVentilation,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Airflow.Multizone.Examples.NaturalVentilation")
Notification: Performance of loadModel(Buildings): time 4.402/4.402, allocations: 458.9 MB / 473.4 MB, free: 11.8 MB / 378.7 MB
Notification: Performance of FrontEnd - loaded program: time 3.162e-05/3.164e-05, allocations: 6.625 kB / 0.5697 GB, free: 9.816 MB / 458.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2299/0.23, allocations: 106.2 MB / 0.6734 GB, free: 2.629 MB / 0.5417 GB
Notification: Performance of NFInst.instantiate(Buildings.Airflow.Multizone.Examples.NaturalVentilation): time 0.9351/1.165, allocations: 161.5 MB / 0.8312 GB, free: 3.477 MB / 0.6667 GB
Notification: Performance of NFInst.instExpressions: time 0.01417/1.179, allocations: 6.804 MB / 0.8378 GB, free: 3.379 MB / 0.6667 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.001951/1.181, allocations: 41 kB / 0.8378 GB, free: 3.375 MB / 0.6667 GB
Notification: Performance of NFTyping.typeComponents: time 0.00264/1.184, allocations: 0.6036 MB / 0.8384 GB, free: 3.371 MB / 0.6667 GB
Notification: Performance of NFTyping.typeBindings: time 0.007701/1.192, allocations: 1.829 MB / 0.8402 GB, free: 3.328 MB / 0.6667 GB
Notification: Performance of NFTyping.typeClassSections: time 0.004292/1.196, allocations: 0.9637 MB / 0.8412 GB, free: 3.289 MB / 0.6667 GB
Notification: Performance of NFFlatten.flatten: time 0.003999/1.2, allocations: 1.334 MB / 0.8425 GB, free: 3.281 MB / 0.6667 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.001461/1.202, allocations: 0.585 MB / 0.843 GB, free: 3.25 MB / 0.6667 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.002551/1.204, allocations: 0.7464 MB / 0.8438 GB, free: 3.25 MB / 0.6667 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.001851/1.206, allocations: 0.5662 MB / 0.8443 GB, free: 3.246 MB / 0.6667 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.004245/1.21, allocations: 0.8874 MB / 0.8452 GB, free: 3.234 MB / 0.6667 GB
Notification: Performance of NFPackage.collectConstants: time 0.000602/1.211, allocations: 57.38 kB / 0.8452 GB, free: 3.234 MB / 0.6667 GB
Notification: Performance of NFScalarize.scalarize: time 0.0006663/1.212, allocations: 362.2 kB / 0.8456 GB, free: 3.23 MB / 0.6667 GB
Notification: Performance of NFVerifyModel.verify: time 0.0008706/1.213, allocations: 133.6 kB / 0.8457 GB, free: 3.23 MB / 0.6667 GB
Notification: Performance of NFConvertDAE.convert: time 0.003514/1.216, allocations: 1.508 MB / 0.8472 GB, free: 3.109 MB / 0.6667 GB
Notification: Performance of FrontEnd - DAE generated: time 4.038e-06/1.216, allocations: 0 / 0.8472 GB, free: 3.109 MB / 0.6667 GB
Notification: Performance of FrontEnd: time 3.156e-06/1.216, allocations: 0 / 0.8472 GB, free: 3.109 MB / 0.6667 GB
Notification: Performance of Transformations before backend: time 5.888e-05/1.216, allocations: 0 / 0.8472 GB, free: 3.109 MB / 0.6667 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 218
 * Number of variables: 218
Notification: Performance of Generate backend data structure: time 0.004623/1.221, allocations: 1.238 MB / 0.8484 GB, free: 2.391 MB / 0.6667 GB
Notification: Performance of prepare preOptimizeDAE: time 4.723e-05/1.221, allocations: 9.281 kB / 0.8484 GB, free: 2.391 MB / 0.6667 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004111/1.225, allocations: 378.7 kB / 0.8488 GB, free: 2.324 MB / 0.6667 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.002473/1.228, allocations: 0.7903 MB / 0.8495 GB, free: 2.016 MB / 0.6667 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 8.66e-05/1.228, allocations: 61.47 kB / 0.8496 GB, free: 2.016 MB / 0.6667 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002846/1.228, allocations: 93.22 kB / 0.8497 GB, free: 2.012 MB / 0.6667 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.003034/1.231, allocations: 1.053 MB / 0.8507 GB, free: 1.871 MB / 0.6667 GB
Notification: Performance of preOpt findStateOrder (simulation): time 4.507e-05/1.231, allocations: 2.719 kB / 0.8507 GB, free: 1.871 MB / 0.6667 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001512/1.231, allocations: 37.78 kB / 0.8507 GB, free: 1.871 MB / 0.6667 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 8.959e-05/1.231, allocations: 44.28 kB / 0.8508 GB, free: 1.871 MB / 0.6667 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002785/1.234, allocations: 0.8868 MB / 0.8516 GB, free: 1.859 MB / 0.6667 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 0.00831/1.243, allocations: 4.294 MB / 0.8558 GB, free: 15.37 MB / 0.6823 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.001711/1.244, allocations: 0.7009 MB / 0.8565 GB, free: 15.32 MB / 0.6823 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0009378/1.245, allocations: 0.6732 MB / 0.8572 GB, free: 14.57 MB / 0.6823 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 6.147e-05/1.245, allocations: 44.81 kB / 0.8572 GB, free: 14.53 MB / 0.6823 GB
Notification: Performance of pre-optimization done (n=70): time 3.857e-06/1.245, allocations: 0 / 0.8572 GB, free: 14.53 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=70): time 0.003056/1.249, allocations: 0.9868 MB / 0.8582 GB, free: 14.44 MB / 0.6823 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 6.056e-05/1.249, allocations: 61.75 kB / 0.8582 GB, free: 14.38 MB / 0.6823 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001093/1.25, allocations: 0.5579 MB / 0.8588 GB, free: 14.25 MB / 0.6823 GB
Notification: Performance of collectPreVariables (initialization): time 0.000195/1.25, allocations: 40.39 kB / 0.8588 GB, free: 14.22 MB / 0.6823 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0004061/1.25, allocations: 439.2 kB / 0.8593 GB, free: 14.03 MB / 0.6823 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0004138/1.251, allocations: 248.6 kB / 0.8595 GB, free: 13.87 MB / 0.6823 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 5.869e-05/1.251, allocations: 12.62 kB / 0.8595 GB, free: 13.87 MB / 0.6823 GB
Notification: Performance of setup shared object (initialization): time 0.000211/1.251, allocations: 384.2 kB / 0.8599 GB, free: 13.55 MB / 0.6823 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007662/1.252, allocations: 276.2 kB / 0.8601 GB, free: 13.55 MB / 0.6823 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0008598/1.253, allocations: 360.4 kB / 0.8605 GB, free: 13.47 MB / 0.6823 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0008916/1.254, allocations: 325 kB / 0.8608 GB, free: 13.46 MB / 0.6823 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.691e-06/1.254, allocations: 0 / 0.8608 GB, free: 13.46 MB / 0.6823 GB
Notification: Performance of matching and sorting (n=82) (initialization): time 0.002159/1.256, allocations: 0.7905 MB / 0.8616 GB, free: 13.36 MB / 0.6823 GB
Notification: Performance of prepare postOptimizeDAE: time 2.821e-05/1.256, allocations: 9.297 kB / 0.8616 GB, free: 13.36 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.093e-05/1.256, allocations: 0 / 0.8616 GB, free: 13.36 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (initialization): time 2.456e-05/1.256, allocations: 5.281 kB / 0.8616 GB, free: 13.36 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001228/1.257, allocations: 142.5 kB / 0.8617 GB, free: 13.36 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.21e-05/1.257, allocations: 16.39 kB / 0.8617 GB, free: 13.36 MB / 0.6823 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001845/1.259, allocations: 104.5 kB / 0.8618 GB, free: 13.32 MB / 0.6823 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.437e-05/1.259, allocations: 20.47 kB / 0.8618 GB, free: 13.32 MB / 0.6823 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 7
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (82):
 * Single equations (assignments): 82
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 0
 * Torn equation systems: 0
 * Mixed (continuous/discrete) equation systems: 0
Notification: Performance of prepare postOptimizeDAE: time 0.0007174/1.26, allocations: 290.7 kB / 0.8621 GB, free: 13.21 MB / 0.6823 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0003231/1.26, allocations: 91.33 kB / 0.8622 GB, free: 13.16 MB / 0.6823 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002195/1.263, allocations: 0.7895 MB / 0.863 GB, free: 13.08 MB / 0.6823 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.22e-05/1.263, allocations: 5.125 kB / 0.863 GB, free: 13.08 MB / 0.6823 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 8.346e-06/1.263, allocations: 0 / 0.863 GB, free: 13.08 MB / 0.6823 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001668/1.264, allocations: 0.8114 MB / 0.8638 GB, free: 12.82 MB / 0.6823 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002219/1.267, allocations: 0.9904 MB / 0.8647 GB, free: 12.43 MB / 0.6823 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.925e-06/1.267, allocations: 0 / 0.8647 GB, free: 12.43 MB / 0.6823 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001669/1.268, allocations: 173.5 kB / 0.8649 GB, free: 12.41 MB / 0.6823 GB
Notification: Performance of postOpt tearingSystem (simulation): time 1.156e-05/1.268, allocations: 2.906 kB / 0.8649 GB, free: 12.41 MB / 0.6823 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 8.008e-05/1.268, allocations: 15.98 kB / 0.8649 GB, free: 12.41 MB / 0.6823 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.552e-06/1.268, allocations: 3.156 kB / 0.8649 GB, free: 12.41 MB / 0.6823 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.214e-06/1.268, allocations: 0 / 0.8649 GB, free: 12.41 MB / 0.6823 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003046/1.272, allocations: 1.266 MB / 0.8662 GB, free: 12.09 MB / 0.6823 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0008844/1.272, allocations: 252.2 kB / 0.8664 GB, free: 11.92 MB / 0.6823 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0004629/1.273, allocations: 21.05 kB / 0.8664 GB, free: 11.92 MB / 0.6823 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00249/1.275, allocations: 86.48 kB / 0.8665 GB, free: 11.88 MB / 0.6823 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001905/1.276, allocations: 40 kB / 0.8665 GB, free: 11.87 MB / 0.6823 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001255/1.276, allocations: 23.67 kB / 0.8666 GB, free: 11.86 MB / 0.6823 GB
Notification: Performance of sorting global known variables: time 0.001242/1.277, allocations: 452.5 kB / 0.867 GB, free: 11.71 MB / 0.6823 GB
Notification: Performance of sort global known variables: time 7.12e-07/1.277, allocations: 0 / 0.867 GB, free: 11.71 MB / 0.6823 GB
Notification: Performance of remove unused functions: time 0.002152/1.279, allocations: 337.8 kB / 0.8673 GB, free: 11.67 MB / 0.6823 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * Number of states: 8 (volA.dynBal.U,volA.dynBal.m,volA.dynBal.mXi[1],oriOutBot.mExc,oriOutTop.mExc,volOut.dynBal.U,volOut.dynBal.m,volOut.dynBal.mXi[1])
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (70):
 * Single equations (assignments): 70
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 0
 * Torn equation systems: 0
 * Mixed (continuous/discrete) equation systems: 0
Notification: Performance of Backend phase and start with SimCode phase: time 0.0006527/1.28, allocations: 208.4 kB / 0.8675 GB, free: 11.55 MB / 0.6823 GB
Notification: Performance of simCode: created initialization part: time 0.002575/1.283, allocations: 0.6658 MB / 0.8682 GB, free: 11.46 MB / 0.6823 GB
Notification: Performance of simCode: created event and clocks part: time 8.987e-06/1.283, allocations: 0 / 0.8682 GB, free: 11.46 MB / 0.6823 GB
Notification: Performance of simCode: created simulation system equations: time 0.001276/1.284, allocations: 368.9 kB / 0.8685 GB, free: 11.41 MB / 0.6823 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.006245/1.29, allocations: 0.5049 MB / 0.869 GB, free: 11.24 MB / 0.6823 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.008203/1.298, allocations: 2.646 MB / 0.8716 GB, free: 9.594 MB / 0.6823 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001346/1.3, allocations: 1.117 MB / 0.8727 GB, free: 8.723 MB / 0.6823 GB
Notification: Performance of simCode: alias equations: time 0.002574/1.302, allocations: 224.9 kB / 0.8729 GB, free: 8.617 MB / 0.6823 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006907/1.303, allocations: 71.66 kB / 0.873 GB, free: 8.609 MB / 0.6823 GB
Notification: Performance of SimCode: time 1.423e-06/1.303, allocations: 0 / 0.873 GB, free: 8.609 MB / 0.6823 GB
Notification: Performance of Templates: time 0.06458/1.368, allocations: 17.09 MB / 0.8897 GB, free: 248 kB / 0.6823 GB