Running command: translateModel(Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_7.0.0_Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn")
Notification: Performance of loadModel(Buildings): time 4.286/4.286, allocations: 458.9 MB / 473.4 MB, free: 11.81 MB / 378.7 MB
Notification: Performance of FrontEnd - loaded program: time 3.22e-05/3.242e-05, allocations: 3.5 kB / 0.5697 GB, free: 9.793 MB / 458.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2435/0.2435, allocations: 106.2 MB / 0.6735 GB, free: 2.594 MB / 0.5417 GB
Notification: Performance of NFInst.instantiate(Buildings.Examples.Tutorial.CDL.Controls.Validation.BoilerReturn): time 0.004049/0.2476, allocations: 1.789 MB / 0.6752 GB, free: 0.7891 MB / 0.5417 GB
Notification: Performance of NFInst.instExpressions: time 0.001912/0.2496, allocations: 0.6442 MB / 0.6758 GB, free: 140 kB / 0.5417 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0002229/0.2498, allocations: 19.94 kB / 0.6758 GB, free: 120 kB / 0.5417 GB
Notification: Performance of NFTyping.typeComponents: time 6.835e-05/0.2499, allocations: 19.78 kB / 0.6759 GB, free: 100 kB / 0.5417 GB
Notification: Performance of NFTyping.typeBindings: time 0.0003552/0.2503, allocations: 51.8 kB / 0.6759 GB, free: 48 kB / 0.5417 GB
Notification: Performance of NFTyping.typeClassSections: time 0.0002903/0.2506, allocations: 64.02 kB / 0.676 GB, free: 15.98 MB / 0.5573 GB
Notification: Performance of NFFlatten.flatten: time 0.0004198/0.251, allocations: 152.6 kB / 0.6761 GB, free: 15.84 MB / 0.5573 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.008345/0.2594, allocations: 81.83 kB / 0.6762 GB, free: 15.75 MB / 0.5573 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.0001645/0.2596, allocations: 51.77 kB / 0.6762 GB, free: 15.7 MB / 0.5573 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.000169/0.2598, allocations: 63.69 kB / 0.6763 GB, free: 15.64 MB / 0.5573 GB
Notification: Performance of NFFlatten.collectFunctions: time 4.175e-05/0.2598, allocations: 4 kB / 0.6763 GB, free: 15.64 MB / 0.5573 GB
Notification: Performance of NFPackage.collectConstants: time 4.216e-05/0.2599, allocations: 8 kB / 0.6763 GB, free: 15.63 MB / 0.5573 GB
Notification: Performance of NFScalarize.scalarize: time 6.21e-05/0.26, allocations: 39.78 kB / 0.6764 GB, free: 15.59 MB / 0.5573 GB
Notification: Performance of NFVerifyModel.verify: time 4.473e-05/0.26, allocations: 8 kB / 0.6764 GB, free: 15.58 MB / 0.5573 GB
Notification: Performance of NFConvertDAE.convert: time 0.0005766/0.2606, allocations: 311.4 kB / 0.6767 GB, free: 15.28 MB / 0.5573 GB
Notification: Performance of FrontEnd - DAE generated: time 3.536e-06/0.2606, allocations: 0 / 0.6767 GB, free: 15.28 MB / 0.5573 GB
Notification: Performance of FrontEnd: time 3.156e-06/0.2607, allocations: 0 / 0.6767 GB, free: 15.28 MB / 0.5573 GB
Notification: Performance of Transformations before backend: time 1.654e-05/0.2607, allocations: 0 / 0.6767 GB, free: 15.28 MB / 0.5573 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 47
 * Number of variables: 47
Notification: Performance of Generate backend data structure: time 0.001309/0.262, allocations: 0.4913 MB / 0.6771 GB, free: 14.74 MB / 0.5573 GB
Notification: Performance of prepare preOptimizeDAE: time 5.809e-05/0.2621, allocations: 16.02 kB / 0.6772 GB, free: 14.72 MB / 0.5573 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001244/0.2622, allocations: 35.58 kB / 0.6772 GB, free: 14.69 MB / 0.5573 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0006551/0.2629, allocations: 275 kB / 0.6775 GB, free: 14.38 MB / 0.5573 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.974e-05/0.2629, allocations: 12.44 kB / 0.6775 GB, free: 14.37 MB / 0.5573 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 7.893e-05/0.263, allocations: 27.88 kB / 0.6775 GB, free: 14.34 MB / 0.5573 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.005037/0.2681, allocations: 250.7 kB / 0.6777 GB, free: 14.08 MB / 0.5573 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.598e-05/0.2681, allocations: 0 / 0.6777 GB, free: 14.08 MB / 0.5573 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.688e-05/0.2682, allocations: 8 kB / 0.6777 GB, free: 14.07 MB / 0.5573 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.553e-05/0.2682, allocations: 12 kB / 0.6778 GB, free: 14.06 MB / 0.5573 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001084/0.2693, allocations: 195.8 kB / 0.6779 GB, free: 13.87 MB / 0.5573 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.006608/0.2759, allocations: 1.046 MB / 0.679 GB, free: 12.75 MB / 0.5573 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.001184/0.2772, allocations: 206.7 kB / 0.6792 GB, free: 12.54 MB / 0.5573 GB
Notification: Performance of preOpt evalFunc (simulation): time 4.25e-05/0.2772, allocations: 4 kB / 0.6792 GB, free: 12.54 MB / 0.5573 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.592e-05/0.2773, allocations: 34.5 kB / 0.6792 GB, free: 12.49 MB / 0.5573 GB
Notification: Performance of pre-optimization done (n=12): time 3.266e-06/0.2773, allocations: 0 / 0.6792 GB, free: 12.49 MB / 0.5573 GB
Notification: Performance of matching and sorting (n=12): time 0.0015/0.2788, allocations: 253.8 kB / 0.6794 GB, free: 12.24 MB / 0.5573 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 6.839e-05/0.2789, allocations: 81.09 kB / 0.6795 GB, free: 12.14 MB / 0.5573 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0005456/0.2795, allocations: 237.8 kB / 0.6797 GB, free: 11.91 MB / 0.5573 GB
Notification: Performance of collectPreVariables (initialization): time 3.598e-05/0.2795, allocations: 25.7 kB / 0.6798 GB, free: 11.88 MB / 0.5573 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0001941/0.2797, allocations: 160 kB / 0.6799 GB, free: 11.71 MB / 0.5573 GB
Notification: Performance of collectInitialBindings (initialization): time 7.411e-05/0.2798, allocations: 51.22 kB / 0.68 GB, free: 11.66 MB / 0.5573 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 1.76e-05/0.2799, allocations: 4 kB / 0.68 GB, free: 11.66 MB / 0.5573 GB
Notification: Performance of setup shared object (initialization): time 0.0001845/0.2801, allocations: 334.8 kB / 0.6803 GB, free: 11.32 MB / 0.5573 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0004556/0.2805, allocations: 71.95 kB / 0.6804 GB, free: 11.25 MB / 0.5573 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0005084/0.2811, allocations: 112.2 kB / 0.6805 GB, free: 11.13 MB / 0.5573 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.000479/0.2816, allocations: 80 kB / 0.6805 GB, free: 11.05 MB / 0.5573 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.807e-06/0.2816, allocations: 0 / 0.6805 GB, free: 11.05 MB / 0.5573 GB
Notification: Performance of matching and sorting (n=17) (initialization): time 0.0009736/0.2826, allocations: 237.2 kB / 0.6808 GB, free: 10.81 MB / 0.5573 GB
Notification: Performance of prepare postOptimizeDAE: time 0.0001412/0.2827, allocations: 267.1 kB / 0.681 GB, free: 10.53 MB / 0.5573 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.023e-05/0.2828, allocations: 4 kB / 0.681 GB, free: 10.53 MB / 0.5573 GB
Notification: Performance of postOpt tearingSystem (initialization): time 2.229e-05/0.2828, allocations: 0 / 0.681 GB, free: 10.53 MB / 0.5573 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003651/0.2832, allocations: 43.91 kB / 0.6811 GB, free: 10.48 MB / 0.5573 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.001e-05/0.2832, allocations: 7.953 kB / 0.6811 GB, free: 10.48 MB / 0.5573 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002774/0.2835, allocations: 35.83 kB / 0.6811 GB, free: 10.44 MB / 0.5573 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.059e-05/0.2835, allocations: 4 kB / 0.6811 GB, free: 10.44 MB / 0.5573 GB
Notification: Performance of prepare postOptimizeDAE: time 1.416e-05/0.2835, allocations: 4 kB / 0.6811 GB, free: 10.43 MB / 0.5573 GB
Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.0005705/0.2841, allocations: 148 kB / 0.6813 GB, free: 10.29 MB / 0.5573 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.781e-06/0.2841, allocations: 4 kB / 0.6813 GB, free: 10.29 MB / 0.5573 GB
Notification: Performance of postOpt tearingSystem (initialization): time 3.957e-06/0.2842, allocations: 0 / 0.6813 GB, free: 10.29 MB / 0.5573 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002618/0.2844, allocations: 35.98 kB / 0.6813 GB, free: 10.25 MB / 0.5573 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 3.817e-06/0.2844, allocations: 0 / 0.6813 GB, free: 10.25 MB / 0.5573 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002126/0.2847, allocations: 31.89 kB / 0.6813 GB, free: 10.22 MB / 0.5573 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.625e-05/0.2847, allocations: 4 kB / 0.6813 GB, free: 10.21 MB / 0.5573 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 3
 * Number of states: 0 ()
 * Number of discrete variables: 1 (conBoiRet.conPID.I.trigger_internal)
 * Number of discrete states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (17):
 * Single equations (assignments): 17
 * 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 0.0002264/0.2849, allocations: 149.8 kB / 0.6815 GB, free: 10.06 MB / 0.5573 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 6.915e-05/0.285, allocations: 19.77 kB / 0.6815 GB, free: 10.04 MB / 0.5573 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 6.955e-05/0.2851, allocations: 21.66 kB / 0.6815 GB, free: 10.02 MB / 0.5573 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.096e-06/0.2851, allocations: 7.984 kB / 0.6815 GB, free: 10.01 MB / 0.5573 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 6.832e-06/0.2851, allocations: 0 / 0.6815 GB, free: 10.01 MB / 0.5573 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.388e-06/0.2851, allocations: 0 / 0.6815 GB, free: 10.01 MB / 0.5573 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0004731/0.2856, allocations: 313.3 kB / 0.6818 GB, free: 9.656 MB / 0.5573 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.455e-06/0.2856, allocations: 0 / 0.6818 GB, free: 9.656 MB / 0.5573 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000306/0.286, allocations: 35.94 kB / 0.6819 GB, free: 9.621 MB / 0.5573 GB
Notification: Performance of postOpt tearingSystem (simulation): time 6.131e-06/0.286, allocations: 7.922 kB / 0.6819 GB, free: 9.613 MB / 0.5573 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.826e-05/0.286, allocations: 4 kB / 0.6819 GB, free: 9.609 MB / 0.5573 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.705e-06/0.286, allocations: 0 / 0.6819 GB, free: 9.609 MB / 0.5573 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.348e-06/0.286, allocations: 4 kB / 0.6819 GB, free: 9.605 MB / 0.5573 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001154/0.2872, allocations: 375.2 kB / 0.6822 GB, free: 9.223 MB / 0.5573 GB
Notification: Performance of postOpt removeConstants (simulation): time 8.978e-05/0.2873, allocations: 96.89 kB / 0.6823 GB, free: 9.109 MB / 0.5573 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.239e-05/0.2874, allocations: 7.938 kB / 0.6823 GB, free: 9.102 MB / 0.5573 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.000244/0.2876, allocations: 23.98 kB / 0.6823 GB, free: 9.078 MB / 0.5573 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 5.431e-05/0.2877, allocations: 12.05 kB / 0.6824 GB, free: 9.066 MB / 0.5573 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.24e-05/0.2877, allocations: 0 / 0.6824 GB, free: 9.066 MB / 0.5573 GB
Notification: Performance of sorting global known variables: time 0.0002941/0.288, allocations: 193.9 kB / 0.6825 GB, free: 8.875 MB / 0.5573 GB
Notification: Performance of sort global known variables: time 3.91e-07/0.288, allocations: 0 / 0.6825 GB, free: 8.875 MB / 0.5573 GB
Notification: Performance of remove unused functions: time 0.0004961/0.2885, allocations: 67.69 kB / 0.6826 GB, free: 8.809 MB / 0.5573 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * Number of states: 1 (conBoiRet.conPID.I.y)
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (12):
 * Single equations (assignments): 12
 * 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 0.0001608/0.2887, allocations: 103.2 kB / 0.6827 GB, free: 8.695 MB / 0.5573 GB
Notification: Performance of simCode: created initialization part: time 0.001034/0.2898, allocations: 253.3 kB / 0.683 GB, free: 8.449 MB / 0.5573 GB
Notification: Performance of simCode: created event and clocks part: time 3.566e-06/0.2898, allocations: 0 / 0.683 GB, free: 8.449 MB / 0.5573 GB
Notification: Performance of simCode: created simulation system equations: time 0.0003357/0.2901, allocations: 79.89 kB / 0.683 GB, free: 8.371 MB / 0.5573 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005003/0.2906, allocations: 56.56 kB / 0.6831 GB, free: 8.316 MB / 0.5573 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001172/0.2918, allocations: 489.8 kB / 0.6835 GB, free: 7.809 MB / 0.5573 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003761/0.2922, allocations: 0.7524 MB / 0.6843 GB, free: 7.031 MB / 0.5573 GB
Notification: Performance of simCode: alias equations: time 0.0002593/0.2925, allocations: 37.92 kB / 0.6843 GB, free: 6.996 MB / 0.5573 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 7.332e-05/0.2926, allocations: 15.44 kB / 0.6843 GB, free: 6.98 MB / 0.5573 GB
Notification: Performance of SimCode: time 1.072e-06/0.2926, allocations: 0 / 0.6843 GB, free: 6.98 MB / 0.5573 GB
Notification: Performance of Templates: time 0.00883/0.3014, allocations: 2.336 MB / 0.6866 GB, free: 4.668 MB / 0.5573 GB