Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Modelica_3.1_Modelica.Blocks.Examples.TotalHarmonicDistortion.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo", uses=false) Using package Modelica with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo) Using package Complex with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo) Running command: translateModel(Modelica.Blocks.Examples.TotalHarmonicDistortion,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2000,variableFilter="",fileNamePrefix="Modelica_3.1_Modelica.Blocks.Examples.TotalHarmonicDistortion") translateModel(Modelica.Blocks.Examples.TotalHarmonicDistortion,tolerance=1e-06,outputFormat="empty",numberOfIntervals=2000,variableFilter="",fileNamePrefix="Modelica_3.1_Modelica.Blocks.Examples.TotalHarmonicDistortion") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.008225/0.008225, allocations: 102.3 kB / 15.73 MB, free: 5.578 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001391/0.001391, allocations: 196 kB / 16.67 MB, free: 5.52 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.576/1.576, allocations: 205.1 MB / 222.5 MB, free: 12.25 MB / 190.1 MB Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed. Notification: Performance of FrontEnd - loaded program: time 0.001591/0.001591, allocations: 56.38 kB / 326.5 MB, free: 3.312 MB / 270.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.132/0.1336, allocations: 46.61 MB / 373.2 MB, free: 4.59 MB / 318.1 MB Notification: Performance of NFInst.instantiate(Modelica.Blocks.Examples.TotalHarmonicDistortion): time 0.006648/0.1403, allocations: 3.58 MB / 376.7 MB, free: 0.9883 MB / 318.1 MB Notification: Performance of NFInst.instExpressions: time 0.3319/0.4722, allocations: 1.253 MB / 378 MB, free: 9.711 MB / 318.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0008119/0.4731, allocations: 14.88 kB / 378 MB, free: 9.711 MB / 318.1 MB Notification: Performance of NFTyping.typeComponents: time 0.00035/0.4735, allocations: 87.19 kB / 378.1 MB, free: 9.711 MB / 318.1 MB Notification: Performance of NFTyping.typeBindings: time 0.0005437/0.4741, allocations: 144.5 kB / 378.2 MB, free: 9.711 MB / 318.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.0009406/0.475, allocations: 394.2 kB / 378.6 MB, free: 9.707 MB / 318.1 MB Notification: Performance of NFFlatten.flatten: time 0.001145/0.4762, allocations: 0.8543 MB / 379.5 MB, free: 9.684 MB / 318.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0007768/0.477, allocations: 386.4 kB / 379.8 MB, free: 9.633 MB / 318.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0006427/0.4776, allocations: 322.3 kB / 380.2 MB, free: 9.566 MB / 318.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0005458/0.4782, allocations: 350.4 kB / 380.5 MB, free: 9.48 MB / 318.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0002349/0.4784, allocations: 97.72 kB / 380.6 MB, free: 9.48 MB / 318.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0002239/0.4787, allocations: 93.56 kB / 380.7 MB, free: 9.48 MB / 318.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0002172/0.4789, allocations: 198.9 kB / 380.9 MB, free: 9.391 MB / 318.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0003504/0.4792, allocations: 385.6 kB / 381.3 MB, free: 9.121 MB / 318.1 MB Notification: Performance of NFConvertDAE.convert: time 0.00122/0.4805, allocations: 0.9709 MB / 382.2 MB, free: 8.711 MB / 318.1 MB Notification: Performance of FrontEnd - DAE generated: time 6.642e-06/0.4805, allocations: 0 / 382.2 MB, free: 8.711 MB / 318.1 MB Notification: Performance of FrontEnd: time 2.795e-06/0.4805, allocations: 1.188 kB / 382.2 MB, free: 8.711 MB / 318.1 MB Notification: Performance of Transformations before backend: time 1.3e-05/0.4805, allocations: 0 / 382.2 MB, free: 8.711 MB / 318.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 135 * Number of variables: 135 Notification: Performance of Generate backend data structure: time 0.002117/0.4826, allocations: 1.015 MB / 383.2 MB, free: 7.992 MB / 318.1 MB Notification: Performance of prepare preOptimizeDAE: time 4.648e-05/0.4827, allocations: 9.125 kB / 383.3 MB, free: 7.992 MB / 318.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001719/0.4829, allocations: 84.17 kB / 383.3 MB, free: 7.953 MB / 318.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001009/0.4839, allocations: 0.5993 MB / 383.9 MB, free: 7.547 MB / 318.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 4.773e-05/0.4839, allocations: 45.52 kB / 384 MB, free: 7.523 MB / 318.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001033/0.484, allocations: 61.61 kB / 384 MB, free: 7.504 MB / 318.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001305/0.4854, allocations: 0.6466 MB / 384.7 MB, free: 7.215 MB / 318.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 2.782e-05/0.4854, allocations: 3.594 kB / 384.7 MB, free: 7.215 MB / 318.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.823e-05/0.4855, allocations: 22.34 kB / 384.7 MB, free: 7.199 MB / 318.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.98e-05/0.4855, allocations: 14.12 kB / 384.7 MB, free: 7.199 MB / 318.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001242/0.4867, allocations: 0.4886 MB / 385.2 MB, free: 7.039 MB / 318.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.003942/0.4907, allocations: 1.83 MB / 387 MB, free: 6 MB / 318.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.001283/0.492, allocations: 489.9 kB / 387.5 MB, free: 5.805 MB / 318.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0005465/0.4926, allocations: 217.9 kB / 387.7 MB, free: 5.727 MB / 318.1 MB Notification: Performance of preOpt evalFunc (simulation): time 5.139e-05/0.4926, allocations: 8.984 kB / 387.7 MB, free: 5.727 MB / 318.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.000891/0.4935, allocations: 395.7 kB / 388.1 MB, free: 5.574 MB / 318.1 MB Notification: Performance of pre-optimization done (n=53): time 2.485e-06/0.4935, allocations: 0 / 388.1 MB, free: 5.574 MB / 318.1 MB Notification: Performance of matching and sorting (n=53): time 0.001954/0.4955, allocations: 0.722 MB / 388.8 MB, free: 5.309 MB / 318.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001052/0.4956, allocations: 117.4 kB / 389 MB, free: 5.18 MB / 318.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0007262/0.4964, allocations: 457.4 kB / 389.4 MB, free: 4.953 MB / 318.1 MB Notification: Performance of collectPreVariables (initialization): time 6.603e-05/0.4964, allocations: 44.58 kB / 389.5 MB, free: 4.91 MB / 318.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0002581/0.4967, allocations: 309.7 kB / 389.8 MB, free: 4.664 MB / 318.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0001544/0.4969, allocations: 161.1 kB / 389.9 MB, free: 4.543 MB / 318.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002033/0.4971, allocations: 125.3 kB / 390 MB, free: 4.48 MB / 318.1 MB Notification: Performance of setup shared object (initialization): time 0.0001386/0.4972, allocations: 368.6 kB / 390.4 MB, free: 4.141 MB / 318.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0005149/0.4977, allocations: 212.3 kB / 390.6 MB, free: 4.062 MB / 318.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0006802/0.4984, allocations: 418.8 kB / 391 MB, free: 3.73 MB / 318.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.001108/0.4995, allocations: 0.6255 MB / 391.6 MB, free: 3.297 MB / 318.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.092e-06/0.4996, allocations: 1.531 kB / 391.6 MB, free: 3.297 MB / 318.1 MB Notification: Performance of matching and sorting (n=79) (initialization): time 0.001482/0.5011, allocations: 0.6684 MB / 392.3 MB, free: 3.031 MB / 318.1 MB Notification: Performance of prepare postOptimizeDAE: time 2.731e-05/0.5011, allocations: 8.672 kB / 392.3 MB, free: 3.031 MB / 318.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.647e-05/0.5011, allocations: 6.781 kB / 392.3 MB, free: 3.031 MB / 318.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 3.411e-05/0.5012, allocations: 13.91 kB / 392.3 MB, free: 3.031 MB / 318.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0005966/0.5018, allocations: 140.6 kB / 392.5 MB, free: 3.012 MB / 318.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.744e-05/0.5018, allocations: 16.44 kB / 392.5 MB, free: 3.008 MB / 318.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004825/0.5023, allocations: 85.38 kB / 392.6 MB, free: 2.965 MB / 318.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.678e-05/0.5023, allocations: 28.78 kB / 392.6 MB, free: 2.961 MB / 318.1 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0006606/0.503, allocations: 343.3 kB / 392.9 MB, free: 2.77 MB / 318.1 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0005104/0.5035, allocations: 402.2 kB / 393.3 MB, free: 2.434 MB / 318.1 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0008654/0.5044, allocations: 0.5708 MB / 393.9 MB, free: 2.016 MB / 318.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.25e-06/0.5044, allocations: 2.5 kB / 393.9 MB, free: 2.016 MB / 318.1 MB Notification: Performance of matching and sorting (n=79) (initialization_lambda0): time 0.00115/0.5056, allocations: 0.6366 MB / 394.5 MB, free: 1.742 MB / 318.1 MB Notification: Performance of prepare postOptimizeDAE: time 1.375e-05/0.5056, allocations: 8.312 kB / 394.5 MB, free: 1.742 MB / 318.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.063e-05/0.5056, allocations: 10.09 kB / 394.6 MB, free: 1.738 MB / 318.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 1.282e-05/0.5056, allocations: 9.719 kB / 394.6 MB, free: 1.738 MB / 318.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0005127/0.5062, allocations: 123 kB / 394.7 MB, free: 1.727 MB / 318.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.824e-05/0.5062, allocations: 15.67 kB / 394.7 MB, free: 1.723 MB / 318.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0004662/0.5067, allocations: 66.5 kB / 394.8 MB, free: 1.691 MB / 318.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.21e-05/0.5067, allocations: 31.08 kB / 394.8 MB, free: 1.684 MB / 318.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 29 * Number of states: 0 () * Number of discrete variables: 24 ($whenCondition6,$whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,thdRMS.pythagoras.valid,thdRMS.valid,thdRMS.greaterThreshold.y,thdRMS.rootMeanSquare.mean.y,$PRE.thdRMS.rootMeanSquare.mean.y,thdRMS.harmonic.mean2.y,$PRE.thdRMS.harmonic.mean2.y,thdRMS.harmonic.mean1.y,$PRE.thdRMS.harmonic.mean1.y,thd1.pythagoras.valid,thd1.valid,thd1.greaterThreshold.y,thd1.rootMeanSquare.mean.y,$PRE.thd1.rootMeanSquare.mean.y,thd1.harmonic.mean2.y,$PRE.thd1.harmonic.mean2.y,thd1.harmonic.mean1.y,$PRE.thd1.harmonic.mean1.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (79): * Single equations (assignments): 79 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0003074/0.507, allocations: 242 kB / 395 MB, free: 1.461 MB / 318.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001046/0.5071, allocations: 57.11 kB / 395.1 MB, free: 1.434 MB / 318.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001412/0.5086, allocations: 0.5895 MB / 395.7 MB, free: 1.191 MB / 318.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.618e-06/0.5086, allocations: 5.156 kB / 395.7 MB, free: 1.191 MB / 318.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.831e-06/0.5086, allocations: 0 / 395.7 MB, free: 1.191 MB / 318.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.088e-05/0.5086, allocations: 2.578 kB / 395.7 MB, free: 1.191 MB / 318.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0008917/0.5095, allocations: 0.6365 MB / 396.3 MB, free: 0.8125 MB / 318.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.25e-06/0.5095, allocations: 4.891 kB / 396.3 MB, free: 0.8086 MB / 318.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0005014/0.51, allocations: 89.73 kB / 396.4 MB, free: 0.7969 MB / 318.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 9.568e-06/0.51, allocations: 3.688 kB / 396.4 MB, free: 0.7969 MB / 318.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.608e-05/0.5101, allocations: 15.31 kB / 396.4 MB, free: 0.7891 MB / 318.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.322e-06/0.5101, allocations: 2.766 kB / 396.4 MB, free: 0.7891 MB / 318.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.865e-06/0.5101, allocations: 1.156 kB / 396.4 MB, free: 0.7891 MB / 318.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.001834/0.512, allocations: 0.8675 MB / 397.3 MB, free: 428 kB / 318.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.00013/0.5121, allocations: 142.1 kB / 397.4 MB, free: 284 kB / 318.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 8.832e-05/0.5122, allocations: 14.34 kB / 397.5 MB, free: 276 kB / 318.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003376/0.5125, allocations: 39.48 kB / 397.5 MB, free: 268 kB / 318.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001512/0.5127, allocations: 41.25 kB / 397.5 MB, free: 260 kB / 318.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.607e-05/0.5128, allocations: 22.42 kB / 397.6 MB, free: 256 kB / 318.1 MB Notification: Performance of sorting global known variables: time 0.0004563/0.5132, allocations: 310.1 kB / 397.9 MB, free: 100 kB / 318.1 MB Notification: Performance of sort global known variables: time 1.4e-07/0.5132, allocations: 0 / 397.9 MB, free: 100 kB / 318.1 MB Notification: Performance of remove unused functions: time 0.0009757/0.5142, allocations: 244.7 kB / 398.1 MB, free: 24 kB / 318.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 6 (thd1.harmonic.mean1.x,thd1.harmonic.mean2.x,thd1.rootMeanSquare.mean.x,thdRMS.harmonic.mean1.x,thdRMS.harmonic.mean2.x,thdRMS.rootMeanSquare.mean.x) * Number of discrete variables: 20 ($cse1,$cse2,$whenCondition6,$whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,thd1.harmonic.mean1.y,thd1.harmonic.mean2.y,thd1.rootMeanSquare.mean.y,thd1.greaterThreshold.y,thd1.valid,thd1.pythagoras.valid,thdRMS.harmonic.mean1.y,thdRMS.harmonic.mean2.y,thdRMS.rootMeanSquare.mean.y,thdRMS.greaterThreshold.y,thdRMS.valid,thdRMS.pythagoras.valid) * Number of discrete states: 6 (thdRMS.rootMeanSquare.mean.x,thdRMS.harmonic.mean2.x,thdRMS.harmonic.mean1.x,thd1.rootMeanSquare.mean.x,thd1.harmonic.mean2.x,thd1.harmonic.mean1.x) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (55): * Single equations (assignments): 49 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 6 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.0002465/0.5145, allocations: 133.6 kB / 398.2 MB, free: 15.91 MB / 334.1 MB Notification: Performance of simCode: created initialization part: time 0.002091/0.5166, allocations: 0.8152 MB / 399 MB, free: 15.66 MB / 334.1 MB Notification: Performance of simCode: created event and clocks part: time 4.378e-06/0.5166, allocations: 1.125 kB / 399 MB, free: 15.66 MB / 334.1 MB Notification: Performance of simCode: created simulation system equations: time 0.0006118/0.5172, allocations: 271 kB / 399.3 MB, free: 15.58 MB / 334.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005375/0.5177, allocations: 87.69 kB / 399.4 MB, free: 15.55 MB / 334.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002708/0.5205, allocations: 1.141 MB / 400.5 MB, free: 14.91 MB / 334.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.000773/0.5213, allocations: 0.897 MB / 401.4 MB, free: 14.2 MB / 334.1 MB Notification: Performance of simCode: alias equations: time 0.0005493/0.5218, allocations: 105.1 kB / 401.5 MB, free: 14.16 MB / 334.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001985/0.522, allocations: 52.36 kB / 401.6 MB, free: 14.15 MB / 334.1 MB Notification: Performance of SimCode: time 2.094e-06/0.522, allocations: 1.25 kB / 401.6 MB, free: 14.15 MB / 334.1 MB Notification: Performance of Templates: time 0.01542/0.5375, allocations: 6.098 MB / 407.7 MB, free: 11.18 MB / 334.1 MB make -j1 -f Modelica_3.1_Modelica.Blocks.Examples.TotalHarmonicDistortion.makefile (rm -f Modelica_3.1_Modelica.Blocks.Examples.TotalHarmonicDistortion.pipe ; mkfifo Modelica_3.1_Modelica.Blocks.Examples.TotalHarmonicDistortion.pipe ; head -c 1048576 < Modelica_3.1_Modelica.Blocks.Examples.TotalHarmonicDistortion.pipe >> ../files/Modelica_3.1_Modelica.Blocks.Examples.TotalHarmonicDistortion.sim & ./Modelica_3.1_Modelica.Blocks.Examples.TotalHarmonicDistortion -abortSlowSimulation -alarm=480 -lv LOG_STATS > Modelica_3.1_Modelica.Blocks.Examples.TotalHarmonicDistortion.pipe 2>&1)