Running command: translateModel(Buildings.Utilities.IO.Python27.Functions.Examples.Exchange,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_6.0.0_Buildings.Utilities.IO.Python27.Functions.Examples.Exchange")
Notification: Performance of loadModel(Buildings): time 3.898/3.898, allocations: 432.8 MB / 444.9 MB, free: 15.71 MB / 362.7 MB
Notification: Performance of FrontEnd - loaded program: time 4.137e-05/4.152e-05, allocations: 7.062 kB / 0.5337 GB, free: 12.24 MB / 442.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.1691/0.1692, allocations: 98.72 MB / 0.6301 GB, free: 6.215 MB / 0.5105 GB
Notification: Performance of FrontEnd - scodeFlatten: time 0.2178/0.387, allocations: 127.3 MB / 0.7544 GB, free: 6.738 MB / 0.6355 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002644/0.3873, allocations: 83.94 kB / 0.7545 GB, free: 6.656 MB / 0.6355 GB
Notification: Performance of FrontEnd - DAE generated: time 0.04506/0.4324, allocations: 10.71 MB / 0.765 GB, free: 11.9 MB / 0.6511 GB
Notification: Performance of FrontEnd: time 1.86e-06/0.4324, allocations: 4 kB / 0.765 GB, free: 11.9 MB / 0.6511 GB
Notification: Performance of Transformations before backend: time 1.238e-05/0.4324, allocations: 4 kB / 0.765 GB, free: 11.89 MB / 0.6511 GB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 6
 * Number of variables: 6
Notification: Performance of Generate backend data structure: time 0.0005246/0.433, allocations: 420.1 kB / 0.7654 GB, free: 11.43 MB / 0.6511 GB
Notification: Performance of prepare preOptimizeDAE: time 4.312e-05/0.433, allocations: 12.03 kB / 0.7654 GB, free: 11.42 MB / 0.6511 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 5.786e-05/0.4331, allocations: 15.86 kB / 0.7654 GB, free: 11.41 MB / 0.6511 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001701/0.4333, allocations: 178.9 kB / 0.7656 GB, free: 11.19 MB / 0.6511 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.094e-05/0.4333, allocations: 7.938 kB / 0.7656 GB, free: 11.18 MB / 0.6511 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 3.333e-05/0.4333, allocations: 4 kB / 0.7656 GB, free: 11.18 MB / 0.6511 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0002747/0.4336, allocations: 129.6 kB / 0.7657 GB, free: 11.05 MB / 0.6511 GB
Notification: Performance of preOpt findStateOrder (simulation): time 7.835e-06/0.4337, allocations: 4 kB / 0.7657 GB, free: 11.04 MB / 0.6511 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.606e-05/0.4337, allocations: 4 kB / 0.7657 GB, free: 11.04 MB / 0.6511 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.394e-06/0.4337, allocations: 0 / 0.7657 GB, free: 11.04 MB / 0.6511 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0001439/0.4339, allocations: 59.95 kB / 0.7658 GB, free: 10.98 MB / 0.6511 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0002002/0.4341, allocations: 161.7 kB / 0.7659 GB, free: 10.77 MB / 0.6511 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0001982/0.4343, allocations: 110.5 kB / 0.7661 GB, free: 10.66 MB / 0.6511 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0001766/0.4345, allocations: 104.9 kB / 0.7662 GB, free: 10.55 MB / 0.6511 GB
Notification: Performance of preOpt evalFunc (simulation): time 7.644e-06/0.4345, allocations: 0 / 0.7662 GB, free: 10.55 MB / 0.6511 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.031e-05/0.4345, allocations: 38.5 kB / 0.7662 GB, free: 10.5 MB / 0.6511 GB
Notification: Performance of pre-optimization done (n=6): time 1.875e-06/0.4345, allocations: 0 / 0.7662 GB, free: 10.5 MB / 0.6511 GB
Notification: Performance of matching and sorting (n=6): time 0.0004958/0.4351, allocations: 211.2 kB / 0.7664 GB, free: 10.29 MB / 0.6511 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.313e-05/0.4351, allocations: 85.11 kB / 0.7665 GB, free: 10.18 MB / 0.6511 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0001212/0.4353, allocations: 120.8 kB / 0.7666 GB, free: 10.06 MB / 0.6511 GB
Notification: Performance of collectPreVariables (initialization): time 3.757e-05/0.4353, allocations: 29.7 kB / 0.7666 GB, free: 10.02 MB / 0.6511 GB
Notification: Performance of collectInitialEqns (initialization): time 6.318e-05/0.4354, allocations: 88.12 kB / 0.7667 GB, free: 9.934 MB / 0.6511 GB
Notification: Performance of collectInitialBindings (initialization): time 4.942e-05/0.4355, allocations: 19.75 kB / 0.7667 GB, free: 9.914 MB / 0.6511 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 1.667e-05/0.4355, allocations: 4.031 kB / 0.7667 GB, free: 9.91 MB / 0.6511 GB
Notification: Performance of setup shared object (initialization): time 0.0001634/0.4357, allocations: 322.8 kB / 0.767 GB, free: 9.586 MB / 0.6511 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001431/0.4358, allocations: 59.95 kB / 0.7671 GB, free: 9.527 MB / 0.6511 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0001318/0.436, allocations: 63.89 kB / 0.7671 GB, free: 9.465 MB / 0.6511 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0001511/0.4361, allocations: 85.64 kB / 0.7672 GB, free: 9.375 MB / 0.6511 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.392e-06/0.4361, allocations: 3.938 kB / 0.7672 GB, free: 9.371 MB / 0.6511 GB
Notification: Performance of matching and sorting (n=6) (initialization): time 0.0004523/0.4366, allocations: 211.3 kB / 0.7674 GB, free: 9.152 MB / 0.6511 GB
Notification: Performance of prepare postOptimizeDAE: time 5.798e-05/0.4367, allocations: 47.88 kB / 0.7675 GB, free: 9.102 MB / 0.6511 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.12e-06/0.4367, allocations: 0 / 0.7675 GB, free: 9.102 MB / 0.6511 GB
Notification: Performance of postOpt tearingSystem (initialization): time 1.428e-05/0.4367, allocations: 4.062 kB / 0.7675 GB, free: 9.098 MB / 0.6511 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 1.697e-06/0.4367, allocations: 0 / 0.7675 GB, free: 9.098 MB / 0.6511 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 5.783e-06/0.4367, allocations: 0 / 0.7675 GB, free: 9.098 MB / 0.6511 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002424/0.437, allocations: 19.89 kB / 0.7675 GB, free: 9.078 MB / 0.6511 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.17e-05/0.4371, allocations: 12 kB / 0.7675 GB, free: 9.066 MB / 0.6511 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 1
 * Number of states: 0 ()
 * Number of discrete variables: 3 (yI1[1],yI2[1],yI2[2])
 * Number of discrete states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (1):
 * Single equations (assignments): 0
 * Array equations: 0
 * Algorithm blocks: 1
 * 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 0.0001722/0.4372, allocations: 158.6 kB / 0.7677 GB, free: 8.898 MB / 0.6511 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 4.407e-05/0.4373, allocations: 11.91 kB / 0.7677 GB, free: 8.887 MB / 0.6511 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 2.157e-05/0.4373, allocations: 4.625 kB / 0.7677 GB, free: 8.879 MB / 0.6511 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.873e-06/0.4374, allocations: 4 kB / 0.7677 GB, free: 8.875 MB / 0.6511 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 4.73e-06/0.4374, allocations: 4 kB / 0.7677 GB, free: 8.871 MB / 0.6511 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.772e-06/0.4374, allocations: 0 / 0.7677 GB, free: 8.871 MB / 0.6511 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0001698/0.4376, allocations: 173.7 kB / 0.7679 GB, free: 8.652 MB / 0.6511 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.004e-06/0.4376, allocations: 0 / 0.7679 GB, free: 8.652 MB / 0.6511 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 1.356e-06/0.4376, allocations: 4 kB / 0.7679 GB, free: 8.648 MB / 0.6511 GB
Notification: Performance of postOpt tearingSystem (simulation): time 2.811e-06/0.4376, allocations: 0 / 0.7679 GB, free: 8.648 MB / 0.6511 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.031e-05/0.4376, allocations: 15.98 kB / 0.7679 GB, free: 8.633 MB / 0.6511 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.971e-06/0.4376, allocations: 0 / 0.7679 GB, free: 8.633 MB / 0.6511 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.64e-06/0.4377, allocations: 384 / 0.7679 GB, free: 8.633 MB / 0.6511 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0005528/0.4382, allocations: 282.5 kB / 0.7681 GB, free: 8.332 MB / 0.6511 GB
Notification: Performance of postOpt removeConstants (simulation): time 6.68e-05/0.4383, allocations: 85.09 kB / 0.7682 GB, free: 8.23 MB / 0.6511 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.115e-05/0.4384, allocations: 8 kB / 0.7682 GB, free: 8.223 MB / 0.6511 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0002347/0.4386, allocations: 19.86 kB / 0.7683 GB, free: 8.203 MB / 0.6511 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 3.504e-05/0.4387, allocations: 7.984 kB / 0.7683 GB, free: 8.195 MB / 0.6511 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.005e-05/0.4387, allocations: 16 kB / 0.7683 GB, free: 8.18 MB / 0.6511 GB
Notification: Performance of sorting global known variables: time 9.688e-05/0.4388, allocations: 95.27 kB / 0.7684 GB, free: 8.086 MB / 0.6511 GB
Notification: Performance of sort global known variables: time 7.06e-07/0.4388, allocations: 0 / 0.7684 GB, free: 8.086 MB / 0.6511 GB
Notification: Performance of remove unused functions: time 0.0005475/0.4394, allocations: 115.8 kB / 0.7685 GB, free: 7.973 MB / 0.6511 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * Number of states: 0 ()
 * Number of discrete variables: 3 (yI1[1],yI2[1],yI2[2])
 * Number of discrete states: 3 (yI2[2],yI2[1],yI1[1])
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (1):
 * Single equations (assignments): 0
 * Array equations: 0
 * Algorithm blocks: 1
 * 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 0.001228/0.4406, allocations: 423.3 kB / 0.7689 GB, free: 7.633 MB / 0.6511 GB
Notification: Performance of simCode: created initialization part: time 0.0005298/0.4412, allocations: 291.3 kB / 0.7692 GB, free: 7.336 MB / 0.6511 GB
Notification: Performance of simCode: created event and clocks part: time 3.147e-06/0.4412, allocations: 288 / 0.7692 GB, free: 7.336 MB / 0.6511 GB
Notification: Performance of simCode: created simulation system equations: time 0.0002907/0.4415, allocations: 207.3 kB / 0.7694 GB, free: 7.121 MB / 0.6511 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.000149/0.4417, allocations: 19.83 kB / 0.7694 GB, free: 7.102 MB / 0.6511 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.001431/0.4431, allocations: 472.9 kB / 0.7698 GB, free: 6.617 MB / 0.6511 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003526/0.4435, allocations: 0.6887 MB / 0.7705 GB, free: 5.902 MB / 0.6511 GB
Notification: Performance of simCode: alias equations: time 9.673e-05/0.4436, allocations: 47.92 kB / 0.7705 GB, free: 5.855 MB / 0.6511 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 1.515e-05/0.4436, allocations: 7.438 kB / 0.7705 GB, free: 5.852 MB / 0.6511 GB
Notification: Performance of SimCode: time 1.699e-06/0.4436, allocations: 0 / 0.7705 GB, free: 5.852 MB / 0.6511 GB
Notification: Performance of Templates: time 0.009558/0.4532, allocations: 3.844 MB / 0.7743 GB, free: 2.035 MB / 0.6511 GB