Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.Economizers.Subsequences.Validation.Modulation_TSup.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.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.Economizers.Subsequences.Validation.Modulation_TSup,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Controls_OBC_ASHRAE_G36_PR1_AHUs_SingleZone_VAV_Economizers_Subsequences_Validation_Modulation_TSup",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.Economizers.Subsequences.Validation.Modulation_TSup,fileNamePrefix="Buildings_maint_7_0_x_Buildings_Controls_OBC_ASHRAE_G36_PR1_AHUs_SingleZone_VAV_Economizers_Subsequences_Validation_Modulation_TSup",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 1.5/1.5, allocations: 251.9 MB / 266.9 MB, free: 11.05 MB / 218.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 3.2.3+maint.om/package.mo): time 0.001086/0.001086, allocations: 181.7 kB / 326.5 MB, free: 2.25 MB / 250.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.998/1.998, allocations: 205.4 MB / 0.5775 GB, free: 20.29 MB / 426.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 3.2.3+maint.om/package.mo): time 0.0009218/0.0009218, allocations: 98.23 kB / 0.6821 GB, free: 12.89 MB / 0.5105 GB Notification: Performance of FrontEnd - loaded program: time 0.0005072/0.0005073, allocations: 15.62 kB / 0.7964 GB, free: 135.1 MB / 0.6042 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2589/0.2595, allocations: 106.3 MB / 0.9002 GB, free: 63.75 MB / 0.6042 GB Notification: Performance of NFInst.instantiate(Buildings.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.Economizers.Subsequences.Validation.Modulation_TSup): time 0.002458/0.262, allocations: 2.198 MB / 0.9024 GB, free: 61.54 MB / 0.6042 GB Notification: Performance of NFInst.instExpressions: time 0.001297/0.2633, allocations: 0.882 MB / 0.9033 GB, free: 60.64 MB / 0.6042 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.0002372/0.2636, allocations: 11.94 kB / 0.9033 GB, free: 60.63 MB / 0.6042 GB Notification: Performance of NFTyping.typeComponents: time 5.417e-05/0.2636, allocations: 31.64 kB / 0.9033 GB, free: 60.6 MB / 0.6042 GB Notification: Performance of NFTyping.typeBindings: time 0.0003142/0.264, allocations: 75.69 kB / 0.9034 GB, free: 60.53 MB / 0.6042 GB Notification: Performance of NFTyping.typeClassSections: time 0.0002238/0.2642, allocations: 127.8 kB / 0.9035 GB, free: 60.4 MB / 0.6042 GB Notification: Performance of NFFlatten.flatten: time 0.0003462/0.2645, allocations: 321 kB / 0.9038 GB, free: 60.09 MB / 0.6042 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0003218/0.2649, allocations: 205.8 kB / 0.904 GB, free: 59.88 MB / 0.6042 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0001201/0.265, allocations: 115.4 kB / 0.9041 GB, free: 59.77 MB / 0.6042 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0001305/0.2651, allocations: 139.1 kB / 0.9042 GB, free: 59.63 MB / 0.6042 GB Notification: Performance of NFPackage.collectConstants: time 3.89e-05/0.2652, allocations: 12 kB / 0.9042 GB, free: 59.62 MB / 0.6042 GB Notification: Performance of NFFlatten.collectFunctions: time 2.918e-05/0.2652, allocations: 12 kB / 0.9043 GB, free: 59.61 MB / 0.6042 GB Notification: Performance of NFScalarize.scalarize: time 4.557e-05/0.2653, allocations: 59.7 kB / 0.9043 GB, free: 59.55 MB / 0.6042 GB Notification: Performance of NFVerifyModel.verify: time 5.923e-05/0.2653, allocations: 97.45 kB / 0.9044 GB, free: 59.45 MB / 0.6042 GB Notification: Performance of NFConvertDAE.convert: time 0.0003993/0.2658, allocations: 0.6507 MB / 0.905 GB, free: 58.79 MB / 0.6042 GB Notification: Performance of FrontEnd - DAE generated: time 3.316e-06/0.2658, allocations: 0 / 0.905 GB, free: 58.79 MB / 0.6042 GB Notification: Performance of FrontEnd: time 1.814e-06/0.2658, allocations: 0 / 0.905 GB, free: 58.79 MB / 0.6042 GB Notification: Performance of Transformations before backend: time 8.496e-06/0.2658, allocations: 0 / 0.905 GB, free: 58.79 MB / 0.6042 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 106 * Number of variables: 106 Notification: Performance of Generate backend data structure: time 0.001009/0.2668, allocations: 0.6938 MB / 0.9057 GB, free: 58.05 MB / 0.6042 GB Notification: Performance of prepare preOptimizeDAE: time 4.512e-05/0.2669, allocations: 15.97 kB / 0.9057 GB, free: 58.03 MB / 0.6042 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 8.17e-05/0.2669, allocations: 82.52 kB / 0.9058 GB, free: 57.94 MB / 0.6042 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 7.854e-05/0.267, allocations: 63.3 kB / 0.9059 GB, free: 57.88 MB / 0.6042 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0006014/0.2676, allocations: 419 kB / 0.9063 GB, free: 57.43 MB / 0.6042 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.913e-05/0.2677, allocations: 33 kB / 0.9063 GB, free: 57.4 MB / 0.6042 GB Notification: Performance of preOpt expandDerOperator (simulation): time 5.148e-05/0.2677, allocations: 47.94 kB / 0.9064 GB, free: 57.36 MB / 0.6042 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006677/0.2684, allocations: 438.1 kB / 0.9068 GB, free: 56.91 MB / 0.6042 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.556e-05/0.2684, allocations: 0 / 0.9068 GB, free: 56.91 MB / 0.6042 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 3.562e-05/0.2685, allocations: 16 kB / 0.9068 GB, free: 56.9 MB / 0.6042 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 9.107e-06/0.2685, allocations: 8 kB / 0.9068 GB, free: 56.89 MB / 0.6042 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0006026/0.2691, allocations: 331.8 kB / 0.9071 GB, free: 56.57 MB / 0.6042 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.001646/0.2708, allocations: 1.374 MB / 0.9084 GB, free: 55.13 MB / 0.6042 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0004689/0.2712, allocations: 219.9 kB / 0.9087 GB, free: 54.91 MB / 0.6042 GB Notification: Performance of preOpt evalFunc (simulation): time 2.354e-05/0.2713, allocations: 8 kB / 0.9087 GB, free: 54.9 MB / 0.6042 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0003034/0.2716, allocations: 175 kB / 0.9088 GB, free: 54.71 MB / 0.6042 GB Notification: Performance of pre-optimization done (n=21): time 1.503e-06/0.2716, allocations: 0 / 0.9088 GB, free: 54.71 MB / 0.6042 GB Notification: Performance of matching and sorting (n=21): time 0.00063/0.2722, allocations: 303.4 kB / 0.9091 GB, free: 54.41 MB / 0.6042 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.021e-05/0.2723, allocations: 140.4 kB / 0.9093 GB, free: 54.24 MB / 0.6042 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0003373/0.2726, allocations: 397.6 kB / 0.9096 GB, free: 53.84 MB / 0.6042 GB Notification: Performance of collectPreVariables (initialization): time 1.884e-05/0.2727, allocations: 29.7 kB / 0.9097 GB, free: 53.81 MB / 0.6042 GB Notification: Performance of collectInitialEqns (initialization): time 0.0001267/0.2728, allocations: 279.6 kB / 0.9099 GB, free: 53.53 MB / 0.6042 GB Notification: Performance of collectInitialBindings (initialization): time 5.133e-05/0.2729, allocations: 75 kB / 0.91 GB, free: 53.46 MB / 0.6042 GB Notification: Performance of simplifyInitialFunctions (initialization): time 1.326e-05/0.2729, allocations: 4 kB / 0.91 GB, free: 53.45 MB / 0.6042 GB Notification: Performance of setup shared object (initialization): time 7.448e-05/0.273, allocations: 346.8 kB / 0.9103 GB, free: 53.11 MB / 0.6042 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0002069/0.2732, allocations: 99.94 kB / 0.9104 GB, free: 53.01 MB / 0.6042 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002508/0.2734, allocations: 226.1 kB / 0.9106 GB, free: 52.73 MB / 0.6042 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0002578/0.2737, allocations: 127.9 kB / 0.9108 GB, free: 52.61 MB / 0.6042 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.866e-06/0.2737, allocations: 0 / 0.9108 GB, free: 52.61 MB / 0.6042 GB Notification: Performance of matching and sorting (n=42) (initialization): time 0.0005751/0.2743, allocations: 377.5 kB / 0.9111 GB, free: 52.23 MB / 0.6042 GB Notification: Performance of prepare postOptimizeDAE: time 0.000229/0.2745, allocations: 1.138 MB / 0.9122 GB, free: 51.01 MB / 0.6042 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.384e-06/0.2745, allocations: 4 kB / 0.9122 GB, free: 51 MB / 0.6042 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.79e-05/0.2746, allocations: 4 kB / 0.9122 GB, free: 51 MB / 0.6042 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002659/0.2748, allocations: 75.91 kB / 0.9123 GB, free: 50.93 MB / 0.6042 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 9.187e-06/0.2749, allocations: 7.938 kB / 0.9123 GB, free: 50.92 MB / 0.6042 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002298/0.2751, allocations: 65.22 kB / 0.9124 GB, free: 50.86 MB / 0.6042 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.088e-05/0.2751, allocations: 12 kB / 0.9124 GB, free: 50.84 MB / 0.6042 GB Notification: Performance of prepare postOptimizeDAE: time 5.42e-06/0.2751, allocations: 4 kB / 0.9124 GB, free: 50.84 MB / 0.6042 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.0004509/0.2756, allocations: 300 kB / 0.9127 GB, free: 50.55 MB / 0.6042 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.855e-06/0.2756, allocations: 0 / 0.9127 GB, free: 50.55 MB / 0.6042 GB Notification: Performance of postOpt tearingSystem (initialization): time 6.562e-06/0.2756, allocations: 8 kB / 0.9127 GB, free: 50.54 MB / 0.6042 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002363/0.2759, allocations: 83.77 kB / 0.9128 GB, free: 50.46 MB / 0.6042 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 4.839e-06/0.2759, allocations: 4 kB / 0.9128 GB, free: 50.45 MB / 0.6042 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.000188/0.2761, allocations: 47.58 kB / 0.9128 GB, free: 50.41 MB / 0.6042 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 1.786e-05/0.2761, allocations: 20.03 kB / 0.9128 GB, free: 50.39 MB / 0.6042 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 13 * Number of states: 0 () * Number of discrete variables: 2 ($whenCondition1,mod.uTSup.cheYMinMax.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (42): * Single equations (assignments): 42 * Array equations: 0 * Algorithm blocks: 0 * 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 0.0001723/0.2763, allocations: 249 kB / 0.9131 GB, free: 50.13 MB / 0.6042 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 3.74e-05/0.2763, allocations: 39.47 kB / 0.9131 GB, free: 50.09 MB / 0.6042 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0005374/0.2769, allocations: 265.9 kB / 0.9134 GB, free: 49.82 MB / 0.6042 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.291e-06/0.2769, allocations: 8.031 kB / 0.9134 GB, free: 49.81 MB / 0.6042 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 5.72e-06/0.2769, allocations: 0 / 0.9134 GB, free: 49.81 MB / 0.6042 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.02e-06/0.2769, allocations: 3.984 kB / 0.9134 GB, free: 49.81 MB / 0.6042 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0008785/0.2778, allocations: 0.7584 MB / 0.9141 GB, free: 49 MB / 0.6042 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.024e-06/0.2778, allocations: 0 / 0.9141 GB, free: 49 MB / 0.6042 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001938/0.278, allocations: 35.98 kB / 0.9142 GB, free: 48.96 MB / 0.6042 GB Notification: Performance of postOpt tearingSystem (simulation): time 2.354e-06/0.278, allocations: 0 / 0.9142 GB, free: 48.96 MB / 0.6042 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.724e-05/0.278, allocations: 11.98 kB / 0.9142 GB, free: 48.95 MB / 0.6042 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.523e-06/0.278, allocations: 0 / 0.9142 GB, free: 48.95 MB / 0.6042 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.482e-06/0.278, allocations: 0 / 0.9142 GB, free: 48.95 MB / 0.6042 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0006372/0.2787, allocations: 450 kB / 0.9146 GB, free: 48.5 MB / 0.6042 GB Notification: Performance of postOpt removeConstants (simulation): time 7.041e-05/0.2788, allocations: 116.6 kB / 0.9147 GB, free: 48.36 MB / 0.6042 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 4.131e-05/0.2788, allocations: 12.06 kB / 0.9147 GB, free: 48.35 MB / 0.6042 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001819/0.279, allocations: 19.98 kB / 0.9147 GB, free: 48.33 MB / 0.6042 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 5.033e-05/0.2791, allocations: 11.98 kB / 0.9148 GB, free: 48.32 MB / 0.6042 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.458e-05/0.2791, allocations: 11.98 kB / 0.9148 GB, free: 48.31 MB / 0.6042 GB Notification: Performance of sorting global known variables: time 0.000228/0.2793, allocations: 271.1 kB / 0.915 GB, free: 48.05 MB / 0.6042 GB Notification: Performance of sort global known variables: time 1.2e-07/0.2793, allocations: 4 kB / 0.915 GB, free: 48.04 MB / 0.6042 GB Notification: Performance of remove unused functions: time 0.000457/0.2798, allocations: 143.4 kB / 0.9152 GB, free: 47.9 MB / 0.6042 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 1 (mod.uTSup.I.y) * Number of discrete variables: 1 ($whenCondition1) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (23): * Single equations (assignments): 23 * Array equations: 0 * Algorithm blocks: 0 * 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 0.0008173/0.2806, allocations: 0.9842 MB / 0.9161 GB, free: 46.89 MB / 0.6042 GB Notification: Performance of simCode: created initialization part: time 0.0007323/0.2813, allocations: 401 kB / 0.9165 GB, free: 46.5 MB / 0.6042 GB Notification: Performance of simCode: created event and clocks part: time 2.284e-06/0.2814, allocations: 0 / 0.9165 GB, free: 46.5 MB / 0.6042 GB Notification: Performance of simCode: created simulation system equations: time 0.0001922/0.2816, allocations: 107.4 kB / 0.9166 GB, free: 46.4 MB / 0.6042 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0004796/0.282, allocations: 77.45 kB / 0.9167 GB, free: 46.32 MB / 0.6042 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003822/0.2859, allocations: 3.951 MB / 0.9205 GB, free: 42.28 MB / 0.6042 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0002438/0.2861, allocations: 0.8158 MB / 0.9213 GB, free: 41.44 MB / 0.6042 GB Notification: Performance of simCode: alias equations: time 0.0002677/0.2864, allocations: 63.19 kB / 0.9214 GB, free: 41.38 MB / 0.6042 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001799/0.2866, allocations: 147.4 kB / 0.9215 GB, free: 41.23 MB / 0.6042 GB Notification: Performance of SimCode: time 9.02e-07/0.2866, allocations: 0 / 0.9215 GB, free: 41.23 MB / 0.6042 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.01783/0.3044, allocations: 7.226 MB / 0.9286 GB, free: 34.3 MB / 0.6042 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0002291/0.3047, allocations: 259.2 kB / 0.9288 GB, free: 33.95 MB / 0.6042 GB Notification: Performance of buildModelFMU: Generate platform static: time 2.257/2.561, allocations: 0 / 0.9288 GB, free: 33.95 MB / 0.6042 GB (rm -f Buildings_maint.7.0.x_Buildings.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.Economizers.Subsequences.Validation.Modulation_TSup.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.Economizers.Subsequences.Validation.Modulation_TSup.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.Economizers.Subsequences.Validation.Modulation_TSup.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.Economizers.Subsequences.Validation.Modulation_TSup.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_Buildings_maint_7_0_x_Buildings_Controls_OBC_ASHRAE_G36_PR1_AHUs_SingleZone_VAV_Economizers_Subsequences_Validation_Modulation_TSup_fmu --startTime=0 --stopTime=900 --timeout=50 --tolerance=1e-06 Buildings_maint_7_0_x_Buildings_Controls_OBC_ASHRAE_G36_PR1_AHUs_SingleZone_VAV_Economizers_Subsequences_Validation_Modulation_TSup.fmu > Buildings_maint.7.0.x_Buildings.Controls.OBC.ASHRAE.G36_PR1.AHUs.SingleZone.VAV.Economizers.Subsequences.Validation.Modulation_TSup.pipe 2>&1)