Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr PhotoVoltaics_PhotoVoltaics.Examples.SimpleCellTemperatureCharacteristic.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 4.0.0+maint.om/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/PhotoVoltaics 2.0.0/package.mo", uses=false) Using package PhotoVoltaics with version 2.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/PhotoVoltaics 2.0.0/package.mo) Using package Modelica with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+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: "" <> buildModelFMU(PhotoVoltaics.Examples.SimpleCellTemperatureCharacteristic,fileNamePrefix="PhotoVoltaics_PhotoVoltaics_Examples_SimpleCellTemperatureCharacteristic",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(PhotoVoltaics.Examples.SimpleCellTemperatureCharacteristic,fileNamePrefix="PhotoVoltaics_PhotoVoltaics_Examples_SimpleCellTemperatureCharacteristic",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.006138/0.006138, allocations: 101 kB / 15.73 MB, free: 6.043 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001444/0.001444, allocations: 201.5 kB / 16.68 MB, free: 5.965 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.511/1.511, allocations: 222.9 MB / 240.4 MB, free: 4.332 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/PhotoVoltaics 2.0.0/package.mo): time 0.155/0.155, allocations: 5.384 MB / 295.9 MB, free: 2.859 MB / 238.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001985/0.001985, allocations: 67.88 kB / 412.3 MB, free: 10.75 MB / 350.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2676/0.2696, allocations: 50.61 MB / 462.9 MB, free: 21.34 MB / 350.1 MB Notification: Performance of NFInst.instantiate(PhotoVoltaics.Examples.SimpleCellTemperatureCharacteristic): time 0.004637/0.2743, allocations: 3.895 MB / 466.8 MB, free: 18.57 MB / 350.1 MB Notification: Performance of NFInst.instExpressions: time 0.002361/0.2767, allocations: 1.507 MB / 468.3 MB, free: 17.47 MB / 350.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0003116/0.277, allocations: 10.19 kB / 468.3 MB, free: 17.46 MB / 350.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0006262/0.2777, allocations: 230.5 kB / 468.6 MB, free: 17.36 MB / 350.1 MB Notification: Performance of NFTyping.typeBindings: time 0.0004384/0.2781, allocations: 187.7 kB / 468.7 MB, free: 17.22 MB / 350.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.0004552/0.2786, allocations: 227.2 kB / 469 MB, free: 17.09 MB / 350.1 MB Notification: Performance of NFFlatten.flatten: time 0.0007631/0.2793, allocations: 0.7736 MB / 469.7 MB, free: 16.69 MB / 350.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0003018/0.2797, allocations: 213.5 kB / 469.9 MB, free: 16.57 MB / 350.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0003379/0.28, allocations: 295.4 kB / 470.2 MB, free: 16.43 MB / 350.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0004573/0.2805, allocations: 363.1 kB / 470.6 MB, free: 16.25 MB / 350.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0001243/0.2806, allocations: 75.69 kB / 470.7 MB, free: 16.25 MB / 350.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0001816/0.2808, allocations: 86.41 kB / 470.8 MB, free: 16.24 MB / 350.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0001355/0.2809, allocations: 154.1 kB / 470.9 MB, free: 16.14 MB / 350.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0002792/0.2812, allocations: 318.4 kB / 471.2 MB, free: 15.93 MB / 350.1 MB Notification: Performance of NFConvertDAE.convert: time 0.0009829/0.2822, allocations: 0.7525 MB / 472 MB, free: 15.61 MB / 350.1 MB Notification: Performance of FrontEnd - DAE generated: time 6.552e-06/0.2822, allocations: 5.125 kB / 472 MB, free: 15.61 MB / 350.1 MB Notification: Performance of FrontEnd: time 1.563e-06/0.2822, allocations: 0 / 472 MB, free: 15.61 MB / 350.1 MB Notification: Performance of Transformations before backend: time 1.517e-05/0.2823, allocations: 0 / 472 MB, free: 15.61 MB / 350.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 86 * Number of variables: 86 Notification: Performance of Generate backend data structure: time 0.002568/0.2848, allocations: 1.057 MB / 473 MB, free: 14.91 MB / 350.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.949e-05/0.2849, allocations: 13.92 kB / 473 MB, free: 14.91 MB / 350.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 8.451e-05/0.285, allocations: 69.11 kB / 473.1 MB, free: 14.85 MB / 350.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.000128/0.2851, allocations: 68.23 kB / 473.2 MB, free: 14.81 MB / 350.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001246/0.2864, allocations: 0.5798 MB / 473.8 MB, free: 14.43 MB / 350.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.605e-05/0.2864, allocations: 27.44 kB / 473.8 MB, free: 14.42 MB / 350.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 5.452e-05/0.2865, allocations: 36.06 kB / 473.8 MB, free: 14.41 MB / 350.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0009465/0.2874, allocations: 454.3 kB / 474.3 MB, free: 14.21 MB / 350.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.525e-05/0.2874, allocations: 1.469 kB / 474.3 MB, free: 14.21 MB / 350.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.384e-05/0.2875, allocations: 19.41 kB / 474.3 MB, free: 14.2 MB / 350.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.644e-05/0.2875, allocations: 7.719 kB / 474.3 MB, free: 14.2 MB / 350.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001313/0.2888, allocations: 411.6 kB / 474.7 MB, free: 14.09 MB / 350.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.003096/0.2919, allocations: 1.567 MB / 476.3 MB, free: 13.05 MB / 350.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.00138/0.2933, allocations: 0.5455 MB / 476.8 MB, free: 12.72 MB / 350.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0005685/0.2939, allocations: 198.9 kB / 477 MB, free: 12.66 MB / 350.1 MB Notification: Performance of preOpt evalFunc (simulation): time 3.649e-05/0.294, allocations: 15.72 kB / 477 MB, free: 12.64 MB / 350.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0006641/0.2946, allocations: 282 kB / 477.3 MB, free: 12.51 MB / 350.1 MB Notification: Performance of pre-optimization done (n=29): time 2.104e-06/0.2947, allocations: 0 / 477.3 MB, free: 12.51 MB / 350.1 MB Notification: Performance of matching and sorting (n=29): time 0.003834/0.2985, allocations: 0.9496 MB / 478.2 MB, free: 12.1 MB / 350.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 3.259e-05/0.2985, allocations: 80.48 kB / 478.3 MB, free: 12 MB / 350.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00045/0.299, allocations: 441.3 kB / 478.7 MB, free: 11.73 MB / 350.1 MB Notification: Performance of collectPreVariables (initialization): time 3.625e-05/0.2991, allocations: 33.02 kB / 478.8 MB, free: 11.7 MB / 350.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0001422/0.2992, allocations: 262.9 kB / 479 MB, free: 11.46 MB / 350.1 MB Notification: Performance of collectInitialBindings (initialization): time 6.288e-05/0.2993, allocations: 98.84 kB / 479.1 MB, free: 11.38 MB / 350.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001281/0.2994, allocations: 72.16 kB / 479.2 MB, free: 11.33 MB / 350.1 MB Notification: Performance of setup shared object (initialization): time 6.464e-05/0.2995, allocations: 356.3 kB / 479.6 MB, free: 10.98 MB / 350.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0005312/0.3, allocations: 188.5 kB / 479.7 MB, free: 10.88 MB / 350.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0005264/0.3005, allocations: 236 kB / 480 MB, free: 10.73 MB / 350.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.001016/0.3016, allocations: 423.6 kB / 480.4 MB, free: 10.48 MB / 350.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.805e-06/0.3016, allocations: 0 / 480.4 MB, free: 10.48 MB / 350.1 MB Notification: Performance of matching and sorting (n=41) (initialization): time 0.002637/0.3042, allocations: 0.7719 MB / 481.2 MB, free: 10.07 MB / 350.1 MB Notification: Performance of prepare postOptimizeDAE: time 3.382e-05/0.3043, allocations: 36.03 kB / 481.2 MB, free: 10.03 MB / 350.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.735e-06/0.3043, allocations: 10.55 kB / 481.2 MB, free: 10.02 MB / 350.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.000796/0.3051, allocations: 241.3 kB / 481.4 MB, free: 9.906 MB / 350.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003961/0.3055, allocations: 78.06 kB / 481.5 MB, free: 9.883 MB / 350.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0046/0.3101, allocations: 3.725 MB / 485.2 MB, free: 6.375 MB / 350.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007101/0.3109, allocations: 70.66 kB / 485.3 MB, free: 6.336 MB / 350.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.033e-05/0.3109, allocations: 12.67 kB / 485.3 MB, free: 6.332 MB / 350.1 MB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0007085/0.3116, allocations: 304 kB / 485.6 MB, free: 6.137 MB / 350.1 MB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.000506/0.3121, allocations: 228.8 kB / 485.8 MB, free: 5.992 MB / 350.1 MB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0009243/0.3131, allocations: 403.9 kB / 486.2 MB, free: 5.75 MB / 350.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.873e-06/0.3131, allocations: 0 / 486.2 MB, free: 5.75 MB / 350.1 MB Notification: Performance of matching and sorting (n=41) (initialization_lambda0): time 0.002657/0.3157, allocations: 0.7601 MB / 487 MB, free: 5.348 MB / 350.1 MB Notification: Performance of prepare postOptimizeDAE: time 3.378e-05/0.3158, allocations: 36.97 kB / 487 MB, free: 5.312 MB / 350.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.07e-06/0.3158, allocations: 5.234 kB / 487 MB, free: 5.309 MB / 350.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.0007208/0.3165, allocations: 246.2 kB / 487.3 MB, free: 5.188 MB / 350.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0003794/0.3169, allocations: 74.47 kB / 487.3 MB, free: 5.168 MB / 350.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.004224/0.3212, allocations: 3.724 MB / 491.1 MB, free: 1.66 MB / 350.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0006228/0.3218, allocations: 66.66 kB / 491.1 MB, free: 1.625 MB / 350.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.448e-05/0.3219, allocations: 13.53 kB / 491.1 MB, free: 1.621 MB / 350.1 MB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 5 * Number of states: 0 () * Number of discrete variables: 6 (triangleAndStep.trapezoid.count,$PRE.triangleAndStep.trapezoid.count,triangleAndStep.trapezoid.T_start,$PRE.triangleAndStep.trapezoid.T_start,triangleAndStep.realToInteger.y,$whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (37): * Single equations (assignments): 34 * Array equations: 0 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {2} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.0001709/0.322, allocations: 210 kB / 491.4 MB, free: 1.418 MB / 350.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 7.842e-05/0.3221, allocations: 44.91 kB / 491.4 MB, free: 1.395 MB / 350.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002289/0.3244, allocations: 0.6442 MB / 492 MB, free: 1.047 MB / 350.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.599e-06/0.3244, allocations: 3.031 kB / 492 MB, free: 1.047 MB / 350.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 2.515e-06/0.3244, allocations: 1.531 kB / 492 MB, free: 1.047 MB / 350.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.661e-06/0.3244, allocations: 4 kB / 492 MB, free: 1.043 MB / 350.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002749/0.3272, allocations: 1.186 MB / 493.2 MB, free: 212 kB / 350.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.637e-06/0.3272, allocations: 5.406 kB / 493.2 MB, free: 208 kB / 350.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003137/0.3275, allocations: 67.66 kB / 493.3 MB, free: 184 kB / 350.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 0.0003261/0.3279, allocations: 164.1 kB / 493.5 MB, free: 100 kB / 350.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.823e-05/0.3279, allocations: 5.438 kB / 493.5 MB, free: 96 kB / 350.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.003536/0.3315, allocations: 2.01 MB / 495.5 MB, free: 14.31 MB / 366.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.14e-06/0.3315, allocations: 5.031 kB / 495.5 MB, free: 14.3 MB / 366.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002474/0.334, allocations: 0.7169 MB / 496.2 MB, free: 13.88 MB / 366.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0002507/0.3342, allocations: 161.3 kB / 496.4 MB, free: 13.72 MB / 366.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 6.848e-05/0.3343, allocations: 6.594 kB / 496.4 MB, free: 13.72 MB / 366.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0004381/0.3347, allocations: 43.05 kB / 496.4 MB, free: 13.7 MB / 366.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001149/0.3349, allocations: 38.8 kB / 496.4 MB, free: 13.68 MB / 366.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.954e-05/0.3349, allocations: 10.67 kB / 496.5 MB, free: 13.67 MB / 366.1 MB Notification: Performance of sorting global known variables: time 0.0003952/0.3353, allocations: 306.9 kB / 496.8 MB, free: 13.48 MB / 366.1 MB Notification: Performance of sort global known variables: time 2e-07/0.3353, allocations: 1.219 kB / 496.8 MB, free: 13.48 MB / 366.1 MB Notification: Performance of remove unused functions: time 0.0008931/0.3362, allocations: 216.8 kB / 497 MB, free: 13.44 MB / 366.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 2 * Number of states: 0 () * Number of discrete variables: 4 ($whenCondition1,triangleAndStep.realToInteger.y,triangleAndStep.trapezoid.T_start,triangleAndStep.trapezoid.count) * Number of discrete states: 1 (triangleAndStep.trapezoid.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (29): * Single equations (assignments): 26 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 2 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,2)} Notification: Performance of Backend phase and start with SimCode phase: time 0.002962/0.3392, allocations: 1.285 MB / 498.3 MB, free: 12.46 MB / 366.1 MB Notification: Performance of simCode: created initialization part: time 0.00301/0.3422, allocations: 1.275 MB / 499.5 MB, free: 11.32 MB / 366.1 MB Notification: Performance of simCode: created event and clocks part: time 4.188e-06/0.3422, allocations: 0.5 kB / 499.5 MB, free: 11.32 MB / 366.1 MB Notification: Performance of simCode: created simulation system equations: time 0.0007735/0.343, allocations: 338.4 kB / 499.9 MB, free: 10.97 MB / 366.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0006853/0.3437, allocations: 91.8 kB / 499.9 MB, free: 10.89 MB / 366.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01065/0.3544, allocations: 4.742 MB / 0.4929 GB, free: 6.008 MB / 366.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004824/0.3549, allocations: 0.8353 MB / 0.4937 GB, free: 5.145 MB / 366.1 MB Notification: Performance of simCode: alias equations: time 0.0003229/0.3552, allocations: 76.06 kB / 0.4938 GB, free: 5.07 MB / 366.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002721/0.3555, allocations: 167.4 kB / 0.4939 GB, free: 4.906 MB / 366.1 MB Notification: Performance of SimCode: time 5.51e-07/0.3555, allocations: 4 kB / 0.4939 GB, free: 4.902 MB / 366.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.04981/0.4053, allocations: 14.67 MB / 0.5082 GB, free: 6.445 MB / 382.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 12.66/13.07, allocations: 7.938 kB / 0.5083 GB, free: 6.438 MB / 382.1 MB (rm -f PhotoVoltaics_PhotoVoltaics.Examples.SimpleCellTemperatureCharacteristic.pipe ; mkfifo PhotoVoltaics_PhotoVoltaics.Examples.SimpleCellTemperatureCharacteristic.pipe ; head -c 1048576 < PhotoVoltaics_PhotoVoltaics.Examples.SimpleCellTemperatureCharacteristic.pipe >> ../files/PhotoVoltaics_PhotoVoltaics.Examples.SimpleCellTemperatureCharacteristic.sim & python3 -m fmpy simulate --output-file PhotoVoltaics_PhotoVoltaics.Examples.SimpleCellTemperatureCharacteristic_res.csv --start-time 0 --stop-time 1 --timeout 50 --relative-tolerance 1e-06 --interface-type ModelExchange --solver CVode --output-interval 0.0001 PhotoVoltaics_PhotoVoltaics_Examples_SimpleCellTemperatureCharacteristic.fmu > PhotoVoltaics_PhotoVoltaics.Examples.SimpleCellTemperatureCharacteristic.pipe 2>&1)