Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Experimental.DistrictHeatingCooling.Plants.Validation.LakeWaterHeatExchanger_T_Heating.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+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/ModelicaServices 3.2.3+maint.om/package.mo", uses=false) Using package ModelicaServices with version 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/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 3.2.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo) Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo) Running command: "" <> buildModelFMU(Buildings.Experimental.DistrictHeatingCooling.Plants.Validation.LakeWaterHeatExchanger_T_Heating,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Experimental_DistrictHeatingCooling_Plants_Validation_LakeWaterHeatExchanger_T_Heating",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Experimental.DistrictHeatingCooling.Plants.Validation.LakeWaterHeatExchanger_T_Heating,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Experimental_DistrictHeatingCooling_Plants_Validation_LakeWaterHeatExchanger_T_Heating",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.3/1.3, allocations: 251.5 MB / 266.7 MB, free: 11.1 MB / 218.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.0009318/0.0009319, allocations: 184.3 kB / 325.8 MB, free: 2.746 MB / 250.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.588/1.588, allocations: 205 MB / 0.576 GB, free: 21.01 MB / 426.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.000753/0.0007529, allocations: 79.75 kB / 0.6797 GB, free: 14.76 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0004336/0.0004338, allocations: 5.812 kB / 0.7932 GB, free: 136.4 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2106/0.2111, allocations: 105.4 MB / 0.8962 GB, free: 68.18 MB / 0.6042 GB Notification: Performance of NFInst.instantiate(Buildings.Experimental.DistrictHeatingCooling.Plants.Validation.LakeWaterHeatExchanger_T_Heating): time 0.08017/0.2913, allocations: 114.4 MB / 1.008 GB, free: 1.375 MB / 0.6511 GB Notification: Performance of NFInst.instExpressions: time 0.03326/0.3246, allocations: 26.52 MB / 1.034 GB, free: 6.797 MB / 0.6823 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.004509/0.3292, allocations: 115.2 kB / 1.034 GB, free: 6.684 MB / 0.6823 GB Notification: Performance of NFTyping.typeComponents: time 0.003326/0.3325, allocations: 1.041 MB / 1.035 GB, free: 5.637 MB / 0.6823 GB Notification: Performance of NFTyping.typeBindings: time 0.008957/0.3415, allocations: 3.305 MB / 1.038 GB, free: 2.32 MB / 0.6823 GB Notification: Performance of NFTyping.typeClassSections: time 0.006387/0.3479, allocations: 2.941 MB / 1.041 GB, free: 15.41 MB / 0.698 GB Notification: Performance of NFFlatten.flatten: time 0.009765/0.3577, allocations: 9.377 MB / 1.05 GB, free: 6.008 MB / 0.698 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00321/0.3609, allocations: 2.255 MB / 1.052 GB, free: 3.691 MB / 0.698 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004986/0.3659, allocations: 2.597 MB / 1.055 GB, free: 1.082 MB / 0.698 GB Notification: Performance of NFSimplifyModel.simplify: time 0.3879/0.7539, allocations: 2.035 MB / 1.057 GB, free: 28.66 MB / 0.698 GB Notification: Performance of NFPackage.collectConstants: time 0.0007325/0.7546, allocations: 103.8 kB / 1.057 GB, free: 28.66 MB / 0.698 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003604/0.7582, allocations: 1.376 MB / 1.058 GB, free: 28.66 MB / 0.698 GB Notification: Performance of NFScalarize.scalarize: time 0.0006608/0.7589, allocations: 495.7 kB / 1.059 GB, free: 28.66 MB / 0.698 GB Notification: Performance of NFVerifyModel.verify: time 0.002276/0.7612, allocations: 1.41 MB / 1.06 GB, free: 28.66 MB / 0.698 GB Notification: Performance of NFConvertDAE.convert: time 0.008026/0.7692, allocations: 4.818 MB / 1.065 GB, free: 28.56 MB / 0.698 GB Notification: Performance of FrontEnd - DAE generated: time 6.332e-06/0.7693, allocations: 0.75 kB / 1.065 GB, free: 28.56 MB / 0.698 GB Notification: Performance of FrontEnd: time 1.964e-06/0.7693, allocations: 2.531 kB / 1.065 GB, free: 28.56 MB / 0.698 GB Notification: Performance of Transformations before backend: time 0.0001685/0.7695, allocations: 0 / 1.065 GB, free: 28.56 MB / 0.698 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 470 * Number of variables: 470 Notification: Performance of Generate backend data structure: time 0.007352/0.7768, allocations: 2.834 MB / 1.068 GB, free: 27.21 MB / 0.698 GB Notification: Performance of prepare preOptimizeDAE: time 4.843e-05/0.7769, allocations: 11.19 kB / 1.068 GB, free: 27.21 MB / 0.698 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0007233/0.7776, allocations: 261.6 kB / 1.068 GB, free: 27.16 MB / 0.698 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.00584/0.7835, allocations: 1.102 MB / 1.069 GB, free: 26.98 MB / 0.698 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004866/0.7884, allocations: 2.467 MB / 1.071 GB, free: 26.39 MB / 0.698 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001365/0.7885, allocations: 146.7 kB / 1.072 GB, free: 26.39 MB / 0.698 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003589/0.7889, allocations: 193.8 kB / 1.072 GB, free: 26.39 MB / 0.698 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.005625/0.7945, allocations: 2.525 MB / 1.074 GB, free: 26.07 MB / 0.698 GB Notification: Performance of preOpt findStateOrder (simulation): time 4.348e-05/0.7946, allocations: 4.531 kB / 1.074 GB, free: 26.07 MB / 0.698 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000174/0.7948, allocations: 75.09 kB / 1.074 GB, free: 26.07 MB / 0.698 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.181e-05/0.7948, allocations: 46.97 kB / 1.074 GB, free: 26.07 MB / 0.698 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.005668/0.8005, allocations: 2.389 MB / 1.077 GB, free: 26.02 MB / 0.698 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 0.0192/0.8197, allocations: 12.1 MB / 1.089 GB, free: 19.96 MB / 0.698 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007875/0.8276, allocations: 2.342 MB / 1.091 GB, free: 19.87 MB / 0.698 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.002272/0.83, allocations: 0.9399 MB / 1.092 GB, free: 19.84 MB / 0.698 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0009569/0.8309, allocations: 1.376 MB / 1.093 GB, free: 18.34 MB / 0.698 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.587e-05/0.831, allocations: 53.3 kB / 1.093 GB, free: 18.29 MB / 0.698 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.001852/0.8329, allocations: 223.7 kB / 1.093 GB, free: 18.23 MB / 0.698 GB Notification: Performance of pre-optimization done (n=105): time 5.34e-06/0.8329, allocations: 7.75 kB / 1.093 GB, free: 18.22 MB / 0.698 GB Notification: Performance of matching and sorting (n=111): time 0.03279/0.8657, allocations: 9.014 MB / 1.102 GB, free: 17.08 MB / 0.698 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.43e-05/0.8658, allocations: 167.4 kB / 1.102 GB, free: 16.89 MB / 0.698 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003591/0.8694, allocations: 2.075 MB / 1.104 GB, free: 16.66 MB / 0.698 GB Notification: Performance of collectPreVariables (initialization): time 0.0003768/0.8698, allocations: 51.2 kB / 1.104 GB, free: 16.63 MB / 0.698 GB Notification: Performance of collectInitialEqns (initialization): time 0.001021/0.8708, allocations: 1.196 MB / 1.106 GB, free: 16.22 MB / 0.698 GB Notification: Performance of collectInitialBindings (initialization): time 0.0004154/0.8712, allocations: 391.3 kB / 1.106 GB, free: 15.98 MB / 0.698 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002414/0.8715, allocations: 123.1 kB / 1.106 GB, free: 15.96 MB / 0.698 GB Notification: Performance of setup shared object (initialization): time 5.703e-05/0.8715, allocations: 301.8 kB / 1.106 GB, free: 15.66 MB / 0.698 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.002974/0.8745, allocations: 0.916 MB / 1.107 GB, free: 15.64 MB / 0.698 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.002807/0.8774, allocations: 1.327 MB / 1.109 GB, free: 15.18 MB / 0.698 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.004647/0.882, allocations: 2.055 MB / 1.111 GB, free: 14.79 MB / 0.698 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 8.917e-06/0.882, allocations: 2.906 kB / 1.111 GB, free: 14.79 MB / 0.698 GB Notification: Performance of matching and sorting (n=182) (initialization): time 0.008472/0.8905, allocations: 3.034 MB / 1.113 GB, free: 14.55 MB / 0.698 GB Notification: Performance of prepare postOptimizeDAE: time 0.0002407/0.8908, allocations: 377.6 kB / 1.114 GB, free: 14.11 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.939e-05/0.8908, allocations: 13.28 kB / 1.114 GB, free: 14.11 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.005762/0.8966, allocations: 1.587 MB / 1.115 GB, free: 14.03 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001494/0.8981, allocations: 334.1 kB / 1.116 GB, free: 14.02 MB / 0.698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01134/0.9095, allocations: 6.07 MB / 1.122 GB, free: 11.37 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003447/0.9129, allocations: 385.2 kB / 1.122 GB, free: 11.24 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002963/0.9133, allocations: 77.55 kB / 1.122 GB, free: 11.23 MB / 0.698 GB Notification: Performance of prepare postOptimizeDAE: time 8.766e-06/0.9133, allocations: 3.344 kB / 1.122 GB, free: 11.23 MB / 0.698 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.005201/0.9185, allocations: 2.369 MB / 1.124 GB, free: 10.8 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.27e-05/0.9185, allocations: 11.25 kB / 1.124 GB, free: 10.8 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.002334/0.9209, allocations: 0.6812 MB / 1.125 GB, free: 10.6 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001545/0.9224, allocations: 394.6 kB / 1.125 GB, free: 10.52 MB / 0.698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.01082/0.9332, allocations: 6.783 MB / 1.132 GB, free: 6.961 MB / 0.698 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003134/0.9364, allocations: 333.7 kB / 1.132 GB, free: 6.844 MB / 0.698 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001938/0.9366, allocations: 76.3 kB / 1.132 GB, free: 6.832 MB / 0.698 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 42 * 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 (127): * Single equations (assignments): 125 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * 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): 2 systems {(2,16), (3,36)} Notification: Performance of prepare postOptimizeDAE: time 0.001299/0.9379, allocations: 0.6139 MB / 1.133 GB, free: 6.621 MB / 0.698 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0004482/0.9384, allocations: 232 kB / 1.133 GB, free: 6.5 MB / 0.698 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.005434/0.9438, allocations: 2.514 MB / 1.136 GB, free: 5.906 MB / 0.698 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.522e-05/0.9439, allocations: 15.38 kB / 1.136 GB, free: 5.902 MB / 0.698 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.318e-06/0.9439, allocations: 3.938 kB / 1.136 GB, free: 5.898 MB / 0.698 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.004323/0.9482, allocations: 2.349 MB / 1.138 GB, free: 5.105 MB / 0.698 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01066/0.9589, allocations: 5.118 MB / 1.143 GB, free: 3.551 MB / 0.698 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.427e-05/0.959, allocations: 0 / 1.143 GB, free: 3.551 MB / 0.698 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001233/0.9602, allocations: 266.2 kB / 1.143 GB, free: 3.371 MB / 0.698 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.002731/0.963, allocations: 0.794 MB / 1.144 GB, free: 2.699 MB / 0.698 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001686/0.9631, allocations: 35.66 kB / 1.144 GB, free: 2.68 MB / 0.698 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002079/0.9652, allocations: 1.476 MB / 1.146 GB, free: 1.492 MB / 0.698 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.565e-06/0.9652, allocations: 0 / 1.146 GB, free: 1.492 MB / 0.698 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.007459/0.9727, allocations: 3.549 MB / 1.149 GB, free: 14.9 MB / 0.7136 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001304/0.974, allocations: 498 kB / 1.15 GB, free: 14.53 MB / 0.7136 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003597/0.9744, allocations: 24.38 kB / 1.15 GB, free: 14.52 MB / 0.7136 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.002014/0.9764, allocations: 307.3 kB / 1.15 GB, free: 14.24 MB / 0.7136 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001502/0.9766, allocations: 79.3 kB / 1.15 GB, free: 14.18 MB / 0.7136 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001081/0.9767, allocations: 51.03 kB / 1.15 GB, free: 14.14 MB / 0.7136 GB Notification: Performance of sorting global known variables: time 0.002191/0.9789, allocations: 1.411 MB / 1.151 GB, free: 13.12 MB / 0.7136 GB Notification: Performance of sort global known variables: time 8.71e-07/0.9789, allocations: 0 / 1.151 GB, free: 13.12 MB / 0.7136 GB Notification: Performance of remove unused functions: time 0.003696/0.9826, allocations: 1.148 MB / 1.152 GB, free: 12.06 MB / 0.7136 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * Number of states: 2 (hex.valCoo.vol.dynBal.U,hex.valHea.vol.dynBal.U) * 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 (86): * Single equations (assignments): 78 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 7 * 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 {(3,37)} Notification: Performance of Backend phase and start with SimCode phase: time 0.008952/0.9916, allocations: 4.519 MB / 1.157 GB, free: 7.777 MB / 0.7136 GB Notification: Performance of simCode: created initialization part: time 0.008615/1, allocations: 3.84 MB / 1.161 GB, free: 3.98 MB / 0.7136 GB Notification: Performance of simCode: created event and clocks part: time 8.486e-06/1, allocations: 2.625 kB / 1.161 GB, free: 3.98 MB / 0.7136 GB Notification: Performance of simCode: created simulation system equations: time 0.002307/1.003, allocations: 0.9957 MB / 1.162 GB, free: 3.008 MB / 0.7136 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.005407/1.008, allocations: 1.153 MB / 1.163 GB, free: 1.879 MB / 0.7136 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.06424/1.072, allocations: 22.71 MB / 1.185 GB, free: 9.844 MB / 0.7448 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001558/1.074, allocations: 1.622 MB / 1.186 GB, free: 8.191 MB / 0.7448 GB Notification: Performance of simCode: alias equations: time 0.002616/1.076, allocations: 483.9 kB / 1.187 GB, free: 7.742 MB / 0.7448 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001581/1.078, allocations: 1.042 MB / 1.188 GB, free: 6.699 MB / 0.7448 GB Notification: Performance of SimCode: time 9.22e-07/1.078, allocations: 0 / 1.188 GB, free: 6.699 MB / 0.7448 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.8645/1.943, allocations: 75.13 MB / 1.261 GB, free: 12.49 MB / 0.823 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002544/1.943, allocations: 359.8 kB / 1.262 GB, free: 12.09 MB / 0.823 GB Notification: Performance of buildModelFMU: Generate platform static: time 4.544/6.487, allocations: 6.203 kB / 1.262 GB, free: 12.09 MB / 0.823 GB (rm -f Buildings_maint.7.0.x_Buildings.Experimental.DistrictHeatingCooling.Plants.Validation.LakeWaterHeatExchanger_T_Heating.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Experimental.DistrictHeatingCooling.Plants.Validation.LakeWaterHeatExchanger_T_Heating.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Experimental.DistrictHeatingCooling.Plants.Validation.LakeWaterHeatExchanger_T_Heating.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Experimental.DistrictHeatingCooling.Plants.Validation.LakeWaterHeatExchanger_T_Heating.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_Buildings_maint_7_0_x_Buildings_Experimental_DistrictHeatingCooling_Plants_Validation_LakeWaterHeatExchanger_T_Heating_fmu --startTime=0 --stopTime=3600 --timeout=50 --tolerance=1e-06 Buildings_maint_7_0_x_Buildings_Experimental_DistrictHeatingCooling_Plants_Validation_LakeWaterHeatExchanger_T_Heating.fmu > Buildings_maint.7.0.x_Buildings.Experimental.DistrictHeatingCooling.Plants.Validation.LakeWaterHeatExchanger_T_Heating.pipe 2>&1)