Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Fluid.HeatPumps.Validation.Carnot_TCon_LowTemperature.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) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false) Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo) 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(Buildings.Fluid.HeatPumps.Validation.Carnot_TCon_LowTemperature,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Fluid.HeatPumps.Validation.Carnot_TCon_LowTemperature") translateModel(Buildings.Fluid.HeatPumps.Validation.Carnot_TCon_LowTemperature,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Fluid.HeatPumps.Validation.Carnot_TCon_LowTemperature") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009566/0.0009566, allocations: 103.4 kB / 15.33 MB, free: 0.5078 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001117/0.001117, allocations: 194 kB / 16.25 MB, free: 6.625 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.374/1.374, allocations: 205.1 MB / 222.1 MB, free: 4.676 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.677/1.677, allocations: 292.2 MB / 0.5485 GB, free: 13.64 MB / 462.1 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 0.002168/0.002167, allocations: 61.56 kB / 0.671 GB, free: 26.3 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2407/0.2428, allocations: 114.5 MB / 0.7828 GB, free: 13.93 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatPumps.Validation.Carnot_TCon_LowTemperature): time 0.05935/0.3022, allocations: 60.79 MB / 0.8422 GB, free: 0.9336 MB / 0.6544 GB Notification: Performance of NFInst.instExpressions: time 0.01687/0.3191, allocations: 11.85 MB / 0.8538 GB, free: 5.059 MB / 0.67 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002939/0.3221, allocations: 55.62 kB / 0.8538 GB, free: 5.004 MB / 0.67 GB Notification: Performance of NFTyping.typeComponents: time 0.002374/0.3245, allocations: 0.5829 MB / 0.8544 GB, free: 4.418 MB / 0.67 GB Notification: Performance of NFTyping.typeBindings: time 0.006741/0.3313, allocations: 1.809 MB / 0.8562 GB, free: 2.602 MB / 0.67 GB Notification: Performance of NFTyping.typeClassSections: time 0.003811/0.3351, allocations: 1.116 MB / 0.8573 GB, free: 1.496 MB / 0.67 GB Notification: Performance of NFFlatten.flatten: time 0.005911/0.3411, allocations: 3.118 MB / 0.8603 GB, free: 14.37 MB / 0.6856 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002249/0.3433, allocations: 1.116 MB / 0.8614 GB, free: 13.21 MB / 0.6856 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003907/0.3473, allocations: 1.348 MB / 0.8627 GB, free: 11.87 MB / 0.6856 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001925/0.3492, allocations: 0.9451 MB / 0.8636 GB, free: 10.92 MB / 0.6856 GB Notification: Performance of NFPackage.collectConstants: time 0.0003946/0.3496, allocations: 123.9 kB / 0.8637 GB, free: 10.8 MB / 0.6856 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003486/0.3531, allocations: 1.458 MB / 0.8652 GB, free: 9.336 MB / 0.6856 GB Notification: Performance of NFScalarize.scalarize: time 0.0004716/0.3536, allocations: 286.9 kB / 0.8654 GB, free: 9.055 MB / 0.6856 GB Notification: Performance of NFVerifyModel.verify: time 0.001227/0.3548, allocations: 0.7153 MB / 0.8661 GB, free: 8.336 MB / 0.6856 GB Notification: Performance of NFConvertDAE.convert: time 0.003812/0.3586, allocations: 2.318 MB / 0.8684 GB, free: 6.012 MB / 0.6856 GB Notification: Performance of FrontEnd - DAE generated: time 5.46e-06/0.3587, allocations: 0 / 0.8684 GB, free: 6.012 MB / 0.6856 GB Notification: Performance of FrontEnd: time 1.813e-06/0.3587, allocations: 4 kB / 0.8684 GB, free: 6.008 MB / 0.6856 GB Notification: Performance of Transformations before backend: time 2.157e-05/0.3587, allocations: 3.984 kB / 0.8684 GB, free: 6.004 MB / 0.6856 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 194 * Number of variables: 194 Notification: Performance of Generate backend data structure: time 0.003164/0.3619, allocations: 1.754 MB / 0.8701 GB, free: 4.191 MB / 0.6856 GB Notification: Performance of prepare preOptimizeDAE: time 4.126e-05/0.3619, allocations: 8.031 kB / 0.8701 GB, free: 4.184 MB / 0.6856 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002089/0.364, allocations: 410.8 kB / 0.8705 GB, free: 3.781 MB / 0.6856 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002027/0.3661, allocations: 1.136 MB / 0.8716 GB, free: 2.586 MB / 0.6856 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003436/0.3664, allocations: 125.9 kB / 0.8718 GB, free: 2.465 MB / 0.6856 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001268/0.3666, allocations: 80 kB / 0.8718 GB, free: 2.387 MB / 0.6856 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002028/0.3686, allocations: 0.9995 MB / 0.8728 GB, free: 1.348 MB / 0.6856 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.124e-05/0.3686, allocations: 3.938 kB / 0.8728 GB, free: 1.344 MB / 0.6856 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.926e-05/0.3687, allocations: 36 kB / 0.8728 GB, free: 1.309 MB / 0.6856 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.812e-05/0.3687, allocations: 20 kB / 0.8729 GB, free: 1.289 MB / 0.6856 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.00226/0.371, allocations: 0.9055 MB / 0.8737 GB, free: 396 kB / 0.6856 GB Warning: The model contains alias variables with redundant start and/or conflicting 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 0.006183/0.3772, allocations: 4.604 MB / 0.8782 GB, free: 11.47 MB / 0.7012 GB Notification: Performance of preOpt comSubExp (simulation): time 0.003477/0.3807, allocations: 0.8475 MB / 0.8791 GB, free: 10.62 MB / 0.7012 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.000769/0.3815, allocations: 333.9 kB / 0.8794 GB, free: 10.29 MB / 0.7012 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0006754/0.3821, allocations: 0.9029 MB / 0.8803 GB, free: 9.184 MB / 0.7012 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.175e-05/0.3822, allocations: 39 kB / 0.8803 GB, free: 9.137 MB / 0.7012 GB Notification: Performance of pre-optimization done (n=48): time 2.124e-06/0.3822, allocations: 0 / 0.8803 GB, free: 9.137 MB / 0.7012 GB Notification: Performance of matching and sorting (n=48): time 0.008576/0.3908, allocations: 2.013 MB / 0.8823 GB, free: 7.09 MB / 0.7012 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.636e-05/0.3908, allocations: 55.84 kB / 0.8823 GB, free: 7.023 MB / 0.7012 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001496/0.3923, allocations: 1.064 MB / 0.8834 GB, free: 5.945 MB / 0.7012 GB Notification: Performance of collectPreVariables (initialization): time 7.085e-05/0.3924, allocations: 37.7 kB / 0.8834 GB, free: 5.902 MB / 0.7012 GB Notification: Performance of collectInitialEqns (initialization): time 0.000412/0.3928, allocations: 0.5198 MB / 0.8839 GB, free: 5.379 MB / 0.7012 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001435/0.393, allocations: 165.6 kB / 0.8841 GB, free: 5.215 MB / 0.7012 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002266/0.3932, allocations: 138 kB / 0.8842 GB, free: 5.07 MB / 0.7012 GB Notification: Performance of setup shared object (initialization): time 0.0001041/0.3933, allocations: 326 kB / 0.8845 GB, free: 4.746 MB / 0.7012 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0009024/0.3942, allocations: 334.9 kB / 0.8848 GB, free: 4.418 MB / 0.7012 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001045/0.3953, allocations: 0.5289 MB / 0.8853 GB, free: 3.809 MB / 0.7012 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001715/0.397, allocations: 0.7176 MB / 0.886 GB, free: 3.039 MB / 0.7012 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.667e-06/0.397, allocations: 3.938 kB / 0.886 GB, free: 3.035 MB / 0.7012 GB Notification: Performance of matching and sorting (n=70) (initialization): time 0.003595/0.4006, allocations: 1.198 MB / 0.8872 GB, free: 1.828 MB / 0.7012 GB Notification: Performance of prepare postOptimizeDAE: time 2.05e-05/0.4007, allocations: 4 kB / 0.8872 GB, free: 1.824 MB / 0.7012 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.025e-05/0.4007, allocations: 4 kB / 0.8872 GB, free: 1.82 MB / 0.7012 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001185/0.4019, allocations: 316.9 kB / 0.8875 GB, free: 1.508 MB / 0.7012 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0005737/0.4025, allocations: 131.8 kB / 0.8877 GB, free: 1.379 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001393/0.4039, allocations: 0.919 MB / 0.8886 GB, free: 444 kB / 0.7012 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001318/0.4052, allocations: 175.2 kB / 0.8887 GB, free: 268 kB / 0.7012 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.238e-05/0.4053, allocations: 35.98 kB / 0.8888 GB, free: 232 kB / 0.7012 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00134/0.4066, allocations: 0.5322 MB / 0.8893 GB, free: 15.69 MB / 0.7169 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001093/0.4077, allocations: 0.5284 MB / 0.8898 GB, free: 15.08 MB / 0.7169 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001725/0.4095, allocations: 0.7137 MB / 0.8905 GB, free: 14.31 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.305e-06/0.4095, allocations: 0 / 0.8905 GB, free: 14.31 MB / 0.7169 GB Notification: Performance of matching and sorting (n=70) (initialization_lambda0): time 0.003466/0.4129, allocations: 1.175 MB / 0.8916 GB, free: 13.12 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 1.673e-05/0.413, allocations: 8 kB / 0.8916 GB, free: 13.12 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.193e-06/0.413, allocations: 4 kB / 0.8916 GB, free: 13.11 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001048/0.414, allocations: 307 kB / 0.8919 GB, free: 12.81 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0005783/0.4146, allocations: 135.8 kB / 0.8921 GB, free: 12.68 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001272/0.4159, allocations: 0.9151 MB / 0.893 GB, free: 11.74 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001275/0.4172, allocations: 163.6 kB / 0.8931 GB, free: 11.58 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.087e-05/0.4173, allocations: 31.98 kB / 0.8931 GB, free: 11.55 MB / 0.7169 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 17 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (56): * Single equations (assignments): 55 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * 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 {(1,14)} Notification: Performance of prepare postOptimizeDAE: time 0.0002495/0.4175, allocations: 212.1 kB / 0.8933 GB, free: 11.33 MB / 0.7169 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001764/0.4177, allocations: 114.5 kB / 0.8935 GB, free: 11.22 MB / 0.7169 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.00385/0.4216, allocations: 1.201 MB / 0.8946 GB, free: 10 MB / 0.7169 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.315e-05/0.4216, allocations: 8 kB / 0.8946 GB, free: 9.996 MB / 0.7169 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.39e-06/0.4216, allocations: 4 kB / 0.8946 GB, free: 9.992 MB / 0.7169 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 7.674e-06/0.4216, allocations: 3.984 kB / 0.8946 GB, free: 9.988 MB / 0.7169 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005105/0.4267, allocations: 2.28 MB / 0.8969 GB, free: 7.629 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.076e-05/0.4268, allocations: 7.938 kB / 0.8969 GB, free: 7.621 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004596/0.4272, allocations: 75.81 kB / 0.897 GB, free: 7.547 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.001001/0.4283, allocations: 307.8 kB / 0.8972 GB, free: 7.246 MB / 0.7169 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.855e-05/0.4283, allocations: 19.98 kB / 0.8973 GB, free: 7.227 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.001386/0.4297, allocations: 0.9425 MB / 0.8982 GB, free: 6.258 MB / 0.7169 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.747e-06/0.4297, allocations: 3.938 kB / 0.8982 GB, free: 6.254 MB / 0.7169 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.003632/0.4334, allocations: 1.244 MB / 0.8994 GB, free: 4.953 MB / 0.7169 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0004878/0.4339, allocations: 275.3 kB / 0.8997 GB, free: 4.664 MB / 0.7169 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000204/0.4341, allocations: 12 kB / 0.8997 GB, free: 4.652 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0009778/0.4351, allocations: 95.88 kB / 0.8998 GB, free: 4.559 MB / 0.7169 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001011/0.4352, allocations: 47.33 kB / 0.8998 GB, free: 4.516 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.861e-05/0.4352, allocations: 23.98 kB / 0.8998 GB, free: 4.492 MB / 0.7169 GB Notification: Performance of sorting global known variables: time 0.001232/0.4365, allocations: 0.7431 MB / 0.9006 GB, free: 3.742 MB / 0.7169 GB Notification: Performance of sort global known variables: time 3.71e-07/0.4365, allocations: 4 kB / 0.9006 GB, free: 3.738 MB / 0.7169 GB Notification: Performance of remove unused functions: time 0.001777/0.4383, allocations: 0.5731 MB / 0.9011 GB, free: 3.164 MB / 0.7169 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 10 * Number of states: 0 () * Number of discrete variables: 0 () * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (38): * Single equations (assignments): 33 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 4 * When equations: 0 * 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 {(1,16)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0008601/0.4391, allocations: 385.4 kB / 0.9015 GB, free: 2.785 MB / 0.7169 GB Notification: Performance of simCode: created initialization part: time 0.00338/0.4425, allocations: 1.218 MB / 0.9027 GB, free: 1.574 MB / 0.7169 GB Notification: Performance of simCode: created event and clocks part: time 6.152e-06/0.4425, allocations: 4 kB / 0.9027 GB, free: 1.57 MB / 0.7169 GB Notification: Performance of simCode: created simulation system equations: time 0.000964/0.4435, allocations: 390.8 kB / 0.9031 GB, free: 1.188 MB / 0.7169 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002545/0.4461, allocations: 0.5387 MB / 0.9036 GB, free: 0.6602 MB / 0.7169 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005632/0.4517, allocations: 2.476 MB / 0.906 GB, free: 14.12 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0008144/0.4525, allocations: 1.074 MB / 0.9071 GB, free: 13.02 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.001019/0.4536, allocations: 234.6 kB / 0.9073 GB, free: 12.8 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002175/0.4538, allocations: 83.41 kB / 0.9074 GB, free: 12.71 MB / 0.7325 GB Notification: Performance of SimCode: time 4.51e-07/0.4538, allocations: 4 kB / 0.9074 GB, free: 12.71 MB / 0.7325 GB Notification: Performance of Templates: time 0.3884/0.8422, allocations: 25.42 MB / 0.9322 GB, free: 132.1 MB / 0.7325 GB make -j1 -f Buildings_8_Buildings.Fluid.HeatPumps.Validation.Carnot_TCon_LowTemperature.makefile (rm -f Buildings_8_Buildings.Fluid.HeatPumps.Validation.Carnot_TCon_LowTemperature.pipe ; mkfifo Buildings_8_Buildings.Fluid.HeatPumps.Validation.Carnot_TCon_LowTemperature.pipe ; head -c 1048576 < Buildings_8_Buildings.Fluid.HeatPumps.Validation.Carnot_TCon_LowTemperature.pipe >> ../files/Buildings_8_Buildings.Fluid.HeatPumps.Validation.Carnot_TCon_LowTemperature.sim & ./Buildings_8_Buildings.Fluid.HeatPumps.Validation.Carnot_TCon_LowTemperature -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.Fluid.HeatPumps.Validation.Carnot_TCon_LowTemperature.pipe 2>&1)