Running command: translateModel(Buildings.Fluid.Examples.FlowSystem.Simplified4,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_latest_Buildings.Fluid.Examples.FlowSystem.Simplified4")
Notification: Performance of loadModel(Buildings): time 4.044/4.044, allocations: 464.7 MB / 476.8 MB, free: 2.117 MB / 378.7 MB
Notification: Performance of FrontEnd - loaded program: time 2.932e-05/2.947e-05, allocations: 4 kB / 0.5731 GB, free: 5.742 MB / 458.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1917/0.1918, allocations: 107.2 MB / 0.6778 GB, free: 10.38 MB / 0.5573 GB
Notification: Performance of FrontEnd - scodeFlatten: time 1.61/1.802, allocations: 457.4 MB / 1.124 GB, free: 258.5 MB / 0.8855 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002783/1.803, allocations: 96.14 kB / 1.125 GB, free: 258.5 MB / 0.8855 GB
Notification: Performance of FrontEnd - DAE generated: time 48.83/50.64, allocations: 10.04 GB / 11.17 GB, free: 90.86 MB / 1.167 GB
Notification: Performance of FrontEnd: time 1.934e-06/50.64, allocations: 0 / 11.17 GB, free: 90.86 MB / 1.167 GB
Notification: Performance of Transformations before backend: time 0.002887/50.64, allocations: 383.3 kB / 11.17 GB, free: 90.79 MB / 1.167 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 1775
 * Number of variables: 1775
Notification: Performance of Generate backend data structure: time 0.04411/50.68, allocations: 12.1 MB / 11.18 GB, free: 85.6 MB / 1.167 GB
Notification: Performance of prepare preOptimizeDAE: time 4.1e-05/50.68, allocations: 11.38 kB / 11.18 GB, free: 85.6 MB / 1.167 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01413/50.7, allocations: 2.179 MB / 11.18 GB, free: 84.74 MB / 1.167 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.06923/50.77, allocations: 20.05 MB / 11.2 GB, free: 82.48 MB / 1.167 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0009275/50.77, allocations: 0.6038 MB / 11.2 GB, free: 82.46 MB / 1.167 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.003986/50.77, allocations: 0.8105 MB / 11.2 GB, free: 82.46 MB / 1.167 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.03763/50.81, allocations: 13.88 MB / 11.22 GB, free: 81.7 MB / 1.167 GB
Notification: Performance of preOpt findStateOrder (simulation): time 0.000361/50.81, allocations: 12.31 kB / 11.22 GB, free: 81.7 MB / 1.167 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.00321/50.81, allocations: 291.3 kB / 11.22 GB, free: 81.7 MB / 1.167 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001953/50.81, allocations: 181.8 kB / 11.22 GB, free: 81.7 MB / 1.167 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.03979/50.85, allocations: 17.96 MB / 11.23 GB, free: 81.67 MB / 1.167 GB
Warning: The model contains alias variables with conflicting start and/or 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 0.1385/50.99, allocations: 74.14 MB / 11.31 GB, free: 47.84 MB / 1.167 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.01844/51.01, allocations: 9.493 MB / 11.32 GB, free: 47.68 MB / 1.167 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.01572/51.02, allocations: 8.487 MB / 11.32 GB, free: 47.62 MB / 1.167 GB
Warning: The model contains alias variables with conflicting start and/or 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 0.07233/51.1, allocations: 30.22 MB / 11.35 GB, free: 39.01 MB / 1.167 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01623/51.11, allocations: 8.048 MB / 11.36 GB, free: 38.9 MB / 1.167 GB
Notification: Performance of preOpt simplifyInStream (simulation): time 0.05387/51.17, allocations: 14.98 MB / 11.38 GB, free: 38.27 MB / 1.167 GB
Notification: Performance of pre-optimization done (n=427): time 2.94e-05/51.17, allocations: 0 / 11.38 GB, free: 38.27 MB / 1.167 GB
Notification: Performance of matching and sorting (n=613): time 0.2812/51.45, allocations: 73.42 MB / 11.45 GB, free: 24.83 MB / 1.167 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 8.171e-05/51.45, allocations: 120.1 kB / 11.45 GB, free: 24.76 MB / 1.167 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.04991/51.5, allocations: 12.6 MB / 11.46 GB, free: 20.37 MB / 1.167 GB
Notification: Performance of collectPreVariables (initialization): time 0.004516/51.5, allocations: 190 kB / 11.46 GB, free: 20.22 MB / 1.167 GB
Notification: Performance of collectInitialEqns (initialization): time 0.009416/51.51, allocations: 6.675 MB / 11.47 GB, free: 15.01 MB / 1.167 GB
Notification: Performance of collectInitialBindings (initialization): time 0.004349/51.52, allocations: 2.068 MB / 11.47 GB, free: 13.33 MB / 1.167 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.002948/51.52, allocations: 156 kB / 11.47 GB, free: 13.18 MB / 1.167 GB
Notification: Performance of setup shared object (initialization): time 0.0007102/51.52, allocations: 0.6152 MB / 11.47 GB, free: 12.65 MB / 1.167 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.017/51.54, allocations: 7.809 MB / 11.48 GB, free: 5.809 MB / 1.167 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.02775/51.57, allocations: 10.95 MB / 11.49 GB, free: 12.25 MB / 1.182 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0221/51.59, allocations: 8.791 MB / 11.5 GB, free: 4.852 MB / 1.182 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.202e-05/51.59, allocations: 16 kB / 11.5 GB, free: 4.836 MB / 1.182 GB
Notification: Performance of matching and sorting (n=1035) (initialization): time 0.1096/51.7, allocations: 26.59 MB / 11.52 GB, free: 1.602 MB / 1.198 GB
Notification: Performance of prepare postOptimizeDAE: time 0.9866/52.68, allocations: 34.77 MB / 11.56 GB, free: 87.95 MB / 1.198 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0001621/52.68, allocations: 52.69 kB / 11.56 GB, free: 87.95 MB / 1.198 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.8351/53.52, allocations: 146.4 MB / 11.7 GB, free: 87.47 MB / 1.198 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01435/53.53, allocations: 1.961 MB / 11.7 GB, free: 87.46 MB / 1.198 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.057/53.59, allocations: 24.61 MB / 11.73 GB, free: 82.34 MB / 1.198 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.02377/53.61, allocations: 1.36 MB / 11.73 GB, free: 82.27 MB / 1.198 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.004047/53.62, allocations: 0.8109 MB / 11.73 GB, free: 82.27 MB / 1.198 GB
Notification: Performance of prepare postOptimizeDAE: time 1.607e-05/53.62, allocations: 2.156 kB / 11.73 GB, free: 82.27 MB / 1.198 GB
Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.06495/53.68, allocations: 24.77 MB / 11.75 GB, free: 81.84 MB / 1.198 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0002166/53.68, allocations: 49.72 kB / 11.75 GB, free: 81.84 MB / 1.198 GB
Notification: Performance of postOpt tearingSystem (initialization): time 0.8043/54.49, allocations: 146.8 MB / 11.9 GB, free: 16.32 MB / 1.198 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0186/54.51, allocations: 1.944 MB / 11.9 GB, free: 14.51 MB / 1.198 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.07027/54.58, allocations: 28.88 MB / 11.93 GB, free: 8.836 MB / 1.214 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.02242/54.6, allocations: 1.334 MB / 11.93 GB, free: 7.699 MB / 1.214 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.004113/54.6, allocations: 0.7736 MB / 11.93 GB, free: 6.992 MB / 1.214 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 ($whenCondition1,$whenCondition2,booleanToInteger.u,booleanToInteger.y,$PRE.stepPump.pulseStart,stepPump.pulseStart,$PRE.stepValve.T_start,stepValve.T_start,$PRE.stepValve.count,stepValve.count)
 * Number of discrete states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (761):
 * Single equations (assignments): 747
 * Array equations: 4
 * Algorithm blocks: 1
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 6
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details:
 * Constant Jacobian: 0
 * Linear Jacobian (size,density): 0
 * Non-linear Jacobian: 6 {1,1,1,1,1,1}
 * Without analytic Jacobian: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems: 0
 * Non-linear torn systems: 3 {32 38,5 80,5 80}
Notification: Performance of prepare postOptimizeDAE: time 0.005776/54.61, allocations: 0.547 MB / 11.93 GB, free: 6.777 MB / 1.214 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.006112/54.62, allocations: 1.286 MB / 11.93 GB, free: 6.184 MB / 1.214 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.09958/54.72, allocations: 26.7 MB / 11.96 GB, free: 4.008 MB / 1.229 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.0001486/54.72, allocations: 74.38 kB / 11.96 GB, free: 3.938 MB / 1.229 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.818e-05/54.72, allocations: 0 / 11.96 GB, free: 3.938 MB / 1.229 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.103/54.82, allocations: 21.13 MB / 11.98 GB, free: 5.562 MB / 1.245 GB
Warning: The model contains alias variables with conflicting start and/or 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 postOpt removeSimpleEquations (simulation): time 1.147/55.97, allocations: 59.91 MB / 12.03 GB, free: 159.7 MB / 1.245 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.187e-05/55.97, allocations: 7.344 kB / 12.03 GB, free: 159.7 MB / 1.245 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0104/55.98, allocations: 1.366 MB / 12.04 GB, free: 159.7 MB / 1.245 GB
Notification: Performance of postOpt tearingSystem (simulation): time 0.2396/56.22, allocations: 41.91 MB / 12.08 GB, free: 159.7 MB / 1.245 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.001695/56.22, allocations: 203.5 kB / 12.08 GB, free: 159.7 MB / 1.245 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.02717/56.25, allocations: 13.63 MB / 12.09 GB, free: 154.5 MB / 1.245 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.078e-05/56.25, allocations: 8.5 kB / 12.09 GB, free: 154.5 MB / 1.245 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.1266/56.37, allocations: 38.62 MB / 12.13 GB, free: 151.1 MB / 1.245 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.01149/56.38, allocations: 3.078 MB / 12.13 GB, free: 151 MB / 1.245 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.005316/56.39, allocations: 139 kB / 12.13 GB, free: 151 MB / 1.245 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.01813/56.41, allocations: 1.057 MB / 12.13 GB, free: 151 MB / 1.245 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.002147/56.41, allocations: 475.4 kB / 12.13 GB, free: 151 MB / 1.245 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.001451/56.41, allocations: 298.5 kB / 12.13 GB, free: 151 MB / 1.245 GB
Notification: Performance of sorting global known variables: time 0.02357/56.43, allocations: 9.6 MB / 12.14 GB, free: 150.6 MB / 1.245 GB
Notification: Performance of sort global known variables: time 1.088e-06/56.43, allocations: 3.891 kB / 12.14 GB, free: 150.6 MB / 1.245 GB
Notification: Performance of remove unused functions: time 0.0549/56.49, allocations: 7.164 MB / 12.15 GB, free: 150.6 MB / 1.245 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 29
 * Number of states: 8 (valSouth.vol.dynBal.U,valNorth.vol.dynBal.U,spl.vol.dynBal.U,spl1.vol.dynBal.U,pumpHea.vol.dynBal.U,spl2.vol.dynBal.U,spl3.vol.dynBal.U,pumpCoo.vol.dynBal.U)
 * Number of discrete variables: 7 ($whenCondition2,$whenCondition1,booleanToInteger.u,booleanToInteger.y,stepPump.pulseStart,stepValve.T_start,stepValve.count)
 * Number of discrete states: 1 (stepValve.count)
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (537):
 * Single equations (assignments): 515
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 10
 * When equations: 3
 * If-equations: 0
 * Equation systems (linear and non-linear blocks): 6
 * Torn equation systems: 3
 * Mixed (continuous/discrete) equation systems: 0
Notification: Equation system details:
 * Constant Jacobian: 0
 * Linear Jacobian (size,density): 0
 * Non-linear Jacobian: 6 {1,1,1,1,1,1}
 * Without analytic Jacobian: 0
Notification: Torn system details for strict tearing set:
 * Linear torn systems: 0
 * Non-linear torn systems: 3 {7 74,30 38,5 80}
Notification: Performance of Backend phase and start with SimCode phase: time 0.01128/56.5, allocations: 5.674 MB / 12.16 GB, free: 148.4 MB / 1.245 GB
Notification: Performance of simCode: created initialization part: time 0.08549/56.59, allocations: 32.67 MB / 12.19 GB, free: 147.7 MB / 1.245 GB
Notification: Performance of simCode: created event and clocks part: time 1.303e-05/56.59, allocations: 2.812 kB / 12.19 GB, free: 147.7 MB / 1.245 GB
Notification: Performance of simCode: created simulation system equations: time 0.02248/56.61, allocations: 8.893 MB / 12.2 GB, free: 147.6 MB / 1.245 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.04041/56.65, allocations: 6.811 MB / 12.2 GB, free: 147.5 MB / 1.245 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.05569/56.7, allocations: 22.83 MB / 12.22 GB, free: 142.9 MB / 1.245 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.01444/56.72, allocations: 7.668 MB / 12.23 GB, free: 141.9 MB / 1.245 GB
Notification: Performance of simCode: alias equations: time 0.0413/56.76, allocations: 6.769 MB / 12.24 GB, free: 141.6 MB / 1.245 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.004012/56.76, allocations: 0.7892 MB / 12.24 GB, free: 141.6 MB / 1.245 GB
Notification: Performance of SimCode: time 1.656e-06/56.76, allocations: 4 kB / 12.24 GB, free: 141.6 MB / 1.245 GB
Notification: Performance of Templates: time 2.904/59.67, allocations: 449 MB / 12.68 GB, free: 149.2 MB / 1.245 GB