Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr AixLib_AixLib.Fluid.BaseClasses.FlowModels.Validation.InvertingBasicFlowFunction_dp.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/Modelica_DeviceDrivers 2.1.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/package.mo", uses=false) Using package AixLib with version 1.3.2 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/package.mo) Using package SDF with version 0.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo) Using package Modelica_DeviceDrivers with version 2.1.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.1.1-master/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: translateModel(AixLib.Fluid.BaseClasses.FlowModels.Validation.InvertingBasicFlowFunction_dp,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="AixLib_AixLib.Fluid.BaseClasses.FlowModels.Validation.InvertingBasicFlowFunction_dp") translateModel(AixLib.Fluid.BaseClasses.FlowModels.Validation.InvertingBasicFlowFunction_dp,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="AixLib_AixLib.Fluid.BaseClasses.FlowModels.Validation.InvertingBasicFlowFunction_dp") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001054/0.001054, allocations: 116.1 kB / 16.42 MB, free: 6.496 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0009949/0.0009949, allocations: 187.9 kB / 17.35 MB, free: 5.762 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.317/1.317, allocations: 222.9 MB / 241.1 MB, free: 15.17 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica_DeviceDrivers 2.1.1-master/package.mo): time 0.05761/0.05761, allocations: 12.06 MB / 303.3 MB, free: 3.121 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/SDF master/package.mo): time 0.0005032/0.0005032, allocations: 35.86 kB / 356.3 MB, free: 13.99 MB / 302.1 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:6228:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:6853:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:8435:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:9369:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:11505:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/Obsolete/YearIndependent/FastHVAC/Components/HeatExchangers/RadiatorMultiLayer.mo:265:34-265:12875:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/ThermalZones/HighOrder/Components/Examples/DryAir/DryAir_test.mo:71:18-71:405:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/ThermalZones/HighOrder/Components/DryAir/InfiltrationRate_DIN12831.mo:20:192-20:2066:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/ThermalZones/HighOrder/Components/DryAir/InfiltrationRate_DIN12831.mo:20:192-20:4252:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/DataBase/Weather/SurfaceOrientation/SurfaceOrientationData_N_E_S_W_RoofN_Roof_S.mo:5:35-5:362:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/DataBase/Weather/SurfaceOrientation/SurfaceOrientationData_N_E_S_W_Hor.mo:5:35-5:320:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/DataBase/Weather/SurfaceOrientation/SurfaceOrientationData_NE_SE_SW_NW_Hor.mo:5:35-5:324:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/DataBase/CHP/CHPDataSimple/CHP_XRGI_9kWel.mo:25:34-25:588:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/DataBase/CHP/CHPDataSimple/CHP_XRGI_9kWel.mo:25:34-25:3852:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/DataBase/CHP/CHPDataSimple/CHP_Cleanergy_C9G.mo:36:34-36:594:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/BoundaryConditions/InternalGains/Examples/InternalGains/Machines.mo:31:20-31:400:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. [/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/BoundaryConditions/InternalGains/Examples/InternalGains/Lights.mo:27:20-27:398:writable] Warning: Lexer treating \ as \\, since \ is not a valid Modelica escape sequence. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/AixLib 1.3.2/package.mo): time 1.513/1.513, allocations: 268.2 MB / 0.6617 GB, free: 2.598 MB / 478.1 MB Notification: Performance of FrontEnd - loaded program: time 0.002128/0.002128, allocations: 111.8 kB / 0.888 GB, free: 2.805 MB / 0.6075 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4866/0.4888, allocations: 108.4 MB / 0.9938 GB, free: 1.141 MB / 0.67 GB Notification: Performance of NFInst.instantiate(AixLib.Fluid.BaseClasses.FlowModels.Validation.InvertingBasicFlowFunction_dp): time 0.001992/0.4908, allocations: 1.245 MB / 0.995 GB, free: 15.88 MB / 0.6857 GB Notification: Performance of NFInst.instExpressions: time 0.0009176/0.4917, allocations: 0.5799 MB / 0.9956 GB, free: 15.3 MB / 0.6857 GB Notification: Performance of NFInst.updateImplicitVariability: time 2.209e-05/0.4917, allocations: 0 / 0.9956 GB, free: 15.3 MB / 0.6857 GB Notification: Performance of NFTyping.typeComponents: time 1.711e-05/0.4918, allocations: 3.984 kB / 0.9956 GB, free: 15.3 MB / 0.6857 GB Notification: Performance of NFTyping.typeBindings: time 3.305e-05/0.4918, allocations: 11.92 kB / 0.9956 GB, free: 15.29 MB / 0.6857 GB Notification: Performance of NFTyping.typeClassSections: time 0.0004617/0.4923, allocations: 139.4 kB / 0.9958 GB, free: 15.15 MB / 0.6857 GB Notification: Performance of NFFlatten.flatten: time 4.982e-05/0.4923, allocations: 11.94 kB / 0.9958 GB, free: 15.14 MB / 0.6857 GB Notification: Performance of NFFlatten.resolveConnections: time 3.481e-05/0.4924, allocations: 7.938 kB / 0.9958 GB, free: 15.13 MB / 0.6857 GB Notification: Performance of NFEvalConstants.evaluate: time 1.504e-05/0.4924, allocations: 0 / 0.9958 GB, free: 15.13 MB / 0.6857 GB Notification: Performance of NFSimplifyModel.simplify: time 3.622e-05/0.4924, allocations: 4 kB / 0.9958 GB, free: 15.12 MB / 0.6857 GB Notification: Performance of NFPackage.collectConstants: time 9.919e-06/0.4925, allocations: 0 / 0.9958 GB, free: 15.12 MB / 0.6857 GB Notification: Performance of NFFlatten.collectFunctions: time 0.000497/0.493, allocations: 347.3 kB / 0.9961 GB, free: 14.79 MB / 0.6857 GB Notification: Performance of NFScalarize.scalarize: time 8.506e-06/0.493, allocations: 4 kB / 0.9961 GB, free: 14.78 MB / 0.6857 GB Notification: Performance of NFVerifyModel.verify: time 1.94e-05/0.493, allocations: 7.922 kB / 0.9961 GB, free: 14.77 MB / 0.6857 GB Notification: Performance of NFConvertDAE.convert: time 0.0002408/0.4933, allocations: 139.5 kB / 0.9963 GB, free: 14.64 MB / 0.6857 GB Notification: Performance of FrontEnd - DAE generated: time 3.387e-06/0.4933, allocations: 0 / 0.9963 GB, free: 14.64 MB / 0.6857 GB Notification: Performance of FrontEnd: time 1.362e-06/0.4933, allocations: 0 / 0.9963 GB, free: 14.64 MB / 0.6857 GB Notification: Performance of Transformations before backend: time 4.218e-06/0.4933, allocations: 0 / 0.9963 GB, free: 14.64 MB / 0.6857 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2 * Number of variables: 2 Notification: Performance of Generate backend data structure: time 0.0003423/0.4936, allocations: 354.4 kB / 0.9966 GB, free: 14.25 MB / 0.6857 GB Notification: Performance of prepare preOptimizeDAE: time 3.815e-05/0.4937, allocations: 12.03 kB / 0.9966 GB, free: 14.23 MB / 0.6857 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 2.714e-05/0.4937, allocations: 0.9375 kB / 0.9966 GB, free: 14.23 MB / 0.6857 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0001206/0.4938, allocations: 168.3 kB / 0.9968 GB, free: 14.03 MB / 0.6857 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.858e-06/0.4938, allocations: 384 / 0.9968 GB, free: 14.03 MB / 0.6857 GB Notification: Performance of preOpt expandDerOperator (simulation): time 7.003e-06/0.4939, allocations: 384 / 0.9968 GB, free: 14.03 MB / 0.6857 GB Notification: Performance of preOpt clockPartitioning (simulation): time 7.92e-05/0.4939, allocations: 42.19 kB / 0.9968 GB, free: 13.98 MB / 0.6857 GB Notification: Performance of preOpt findStateOrder (simulation): time 6.321e-06/0.494, allocations: 192 / 0.9968 GB, free: 13.98 MB / 0.6857 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 8.887e-06/0.494, allocations: 3.938 kB / 0.9968 GB, free: 13.98 MB / 0.6857 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.402e-06/0.494, allocations: 7.984 kB / 0.9968 GB, free: 13.97 MB / 0.6857 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 2.174e-05/0.494, allocations: 0 / 0.9968 GB, free: 13.97 MB / 0.6857 GB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0001438/0.4942, allocations: 157.7 kB / 0.997 GB, free: 13.77 MB / 0.6857 GB Notification: Performance of preOpt comSubExp (simulation): time 3.957e-05/0.4942, allocations: 22.61 kB / 0.997 GB, free: 13.74 MB / 0.6857 GB Notification: Performance of preOpt resolveLoops (simulation): time 1.802e-05/0.4942, allocations: 8.922 kB / 0.997 GB, free: 13.73 MB / 0.6857 GB Notification: Performance of preOpt evalFunc (simulation): time 1.738e-05/0.4942, allocations: 0 / 0.997 GB, free: 13.73 MB / 0.6857 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.888e-05/0.4943, allocations: 34.56 kB / 0.997 GB, free: 13.68 MB / 0.6857 GB Notification: Performance of pre-optimization done (n=2): time 1.413e-06/0.4943, allocations: 3.938 kB / 0.997 GB, free: 13.68 MB / 0.6857 GB Notification: Performance of matching and sorting (n=2): time 0.0001185/0.4944, allocations: 45.62 kB / 0.9971 GB, free: 13.63 MB / 0.6857 GB Notification: Performance of inlineWhenForInitialization (initialization): time 2.487e-05/0.4944, allocations: 55.53 kB / 0.9971 GB, free: 13.56 MB / 0.6857 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 9.807e-05/0.4945, allocations: 97.86 kB / 0.9972 GB, free: 13.46 MB / 0.6857 GB Notification: Performance of collectPreVariables (initialization): time 1.227e-05/0.4946, allocations: 25.7 kB / 0.9973 GB, free: 13.43 MB / 0.6857 GB Notification: Performance of collectInitialEqns (initialization): time 2.502e-05/0.4946, allocations: 80.14 kB / 0.9973 GB, free: 13.34 MB / 0.6857 GB Notification: Performance of collectInitialBindings (initialization): time 2.363e-05/0.4946, allocations: 7.844 kB / 0.9973 GB, free: 13.34 MB / 0.6857 GB Notification: Performance of simplifyInitialFunctions (initialization): time 3.061e-05/0.4947, allocations: 13.72 kB / 0.9974 GB, free: 13.32 MB / 0.6857 GB Notification: Performance of setup shared object (initialization): time 0.0001079/0.4948, allocations: 318.8 kB / 0.9977 GB, free: 13 MB / 0.6857 GB Notification: Performance of preBalanceInitialSystem (initialization): time 1.155e-05/0.4948, allocations: 128 / 0.9977 GB, free: 13 MB / 0.6857 GB Notification: Performance of partitionIndependentBlocks (initialization): time 9.248e-06/0.4948, allocations: 8 kB / 0.9977 GB, free: 12.99 MB / 0.6857 GB Notification: Performance of analyzeInitialSystem (initialization): time 3.005e-05/0.4948, allocations: 20.73 kB / 0.9977 GB, free: 12.96 MB / 0.6857 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.322e-06/0.4949, allocations: 0 / 0.9977 GB, free: 12.96 MB / 0.6857 GB Notification: Performance of matching and sorting (n=2) (initialization): time 5.838e-05/0.4949, allocations: 37.69 kB / 0.9977 GB, free: 12.92 MB / 0.6857 GB Notification: Performance of prepare postOptimizeDAE: time 1.207e-05/0.4949, allocations: 8 kB / 0.9977 GB, free: 12.91 MB / 0.6857 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.807e-06/0.4949, allocations: 0 / 0.9977 GB, free: 12.91 MB / 0.6857 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.28e-05/0.495, allocations: 3.938 kB / 0.9977 GB, free: 12.91 MB / 0.6857 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001351/0.4951, allocations: 11.94 kB / 0.9977 GB, free: 12.9 MB / 0.6857 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.000327/0.4954, allocations: 0.5861 MB / 0.9983 GB, free: 12.29 MB / 0.6857 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 1.937e-05/0.4955, allocations: 3.984 kB / 0.9983 GB, free: 12.29 MB / 0.6857 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.628e-06/0.4955, allocations: 0 / 0.9983 GB, free: 12.29 MB / 0.6857 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 1 * 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 (2): * Single equations (assignments): 1 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 0 * 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 {1} * Without analytic Jacobian (size): 0 systems Notification: Performance of prepare postOptimizeDAE: time 6.971e-05/0.4956, allocations: 117.8 kB / 0.9984 GB, free: 12.16 MB / 0.6857 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 7.434e-06/0.4956, allocations: 0 / 0.9984 GB, free: 12.16 MB / 0.6857 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 9.473e-05/0.4957, allocations: 48.91 kB / 0.9985 GB, free: 12.11 MB / 0.6857 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.454e-06/0.4957, allocations: 0 / 0.9985 GB, free: 12.11 MB / 0.6857 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.32e-07/0.4957, allocations: 0 / 0.9985 GB, free: 12.11 MB / 0.6857 GB Notification: Performance of postOpt removeConstants (simulation): time 3.676e-05/0.4957, allocations: 81.02 kB / 0.9986 GB, free: 12.01 MB / 0.6857 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 9.198e-06/0.4957, allocations: 4 kB / 0.9986 GB, free: 12 MB / 0.6857 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 1.468e-05/0.4958, allocations: 0 / 0.9986 GB, free: 12 MB / 0.6857 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 1.196e-05/0.4958, allocations: 3.938 kB / 0.9986 GB, free: 12 MB / 0.6857 GB Notification: Performance of postOpt createDAEmodeBDAE (simulation): time 0.0001698/0.4959, allocations: 137.8 kB / 0.9987 GB, free: 11.86 MB / 0.6857 GB Notification: Performance of postOpt symbolicJacobianDAE (simulation): time 0.0001293/0.4961, allocations: 210.8 kB / 0.9989 GB, free: 11.63 MB / 0.6857 GB Notification: Performance of postOpt setEvaluationStage (simulation): time 2.094e-05/0.4961, allocations: 12.02 kB / 0.9989 GB, free: 11.62 MB / 0.6857 GB Notification: Performance of sorting global known variables: time 7.976e-05/0.4962, allocations: 75.28 kB / 0.999 GB, free: 11.55 MB / 0.6857 GB Notification: Performance of Backend: time 2.61e-07/0.4962, allocations: 3.938 kB / 0.999 GB, free: 11.54 MB / 0.6857 GB Notification: Performance of simCode: created initialization part: time 0.0005422/0.4968, allocations: 155.4 kB / 0.9991 GB, free: 11.39 MB / 0.6857 GB Notification: Performance of SimCode: time 0.0004419/0.4972, allocations: 0.5578 MB / 0.9997 GB, free: 10.78 MB / 0.6857 GB Notification: Performance of Templates: time 0.003183/0.5004, allocations: 1.111 MB / 1.001 GB, free: 9.703 MB / 0.6857 GB make -j1 -f AixLib_AixLib.Fluid.BaseClasses.FlowModels.Validation.InvertingBasicFlowFunction_dp.makefile (rm -f AixLib_AixLib.Fluid.BaseClasses.FlowModels.Validation.InvertingBasicFlowFunction_dp.pipe ; mkfifo AixLib_AixLib.Fluid.BaseClasses.FlowModels.Validation.InvertingBasicFlowFunction_dp.pipe ; head -c 1048576 < AixLib_AixLib.Fluid.BaseClasses.FlowModels.Validation.InvertingBasicFlowFunction_dp.pipe >> ../files/AixLib_AixLib.Fluid.BaseClasses.FlowModels.Validation.InvertingBasicFlowFunction_dp.sim & ./AixLib_AixLib.Fluid.BaseClasses.FlowModels.Validation.InvertingBasicFlowFunction_dp -abortSlowSimulation -alarm=480 -lv LOG_STATS > AixLib_AixLib.Fluid.BaseClasses.FlowModels.Validation.InvertingBasicFlowFunction_dp.pipe 2>&1)