Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildSysPro_BuildSysPro.IBPSA.Fluid.HeatPumps.Examples.Carnot_y.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/BuildSysPro 3.6.0/package.mo", uses=false) Using package BuildSysPro with version 3.5.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/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: translateModel(BuildSysPro.IBPSA.Fluid.HeatPumps.Examples.Carnot_y,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.HeatPumps.Examples.Carnot_y") translateModel(BuildSysPro.IBPSA.Fluid.HeatPumps.Examples.Carnot_y,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.HeatPumps.Examples.Carnot_y") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001511/0.001511, allocations: 105 kB / 16.41 MB, free: 6.465 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001569/0.001569, allocations: 187 kB / 17.34 MB, free: 5.719 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.314/1.314, allocations: 222.9 MB / 241 MB, free: 15.11 MB / 206.1 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/Building/BuildingEnvelope/HeatTransfer/package.mo:2:1-40:17:writable] Warning: Soil_case_nappe was referenced in the package.order file, but was not found in package.mo, Soil_case_nappe/package.mo or Soil_case_nappe.mo. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/package.mo): time 0.8371/0.8371, allocations: 143.1 MB / 434.3 MB, free: 11.99 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001239/0.001239, allocations: 60.84 kB / 0.5962 GB, free: 12.3 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1596/0.1608, allocations: 82.03 MB / 0.6763 GB, free: 10.36 MB / 0.5137 GB Notification: Performance of NFInst.instantiate(BuildSysPro.IBPSA.Fluid.HeatPumps.Examples.Carnot_y): time 0.4409/0.6018, allocations: 75.18 MB / 0.7497 GB, free: 27.24 MB / 0.5762 GB Notification: Performance of NFInst.instExpressions: time 0.01976/0.6216, allocations: 15.16 MB / 0.7645 GB, free: 27.06 MB / 0.5762 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002856/0.6245, allocations: 66.22 kB / 0.7646 GB, free: 27.06 MB / 0.5762 GB Notification: Performance of NFTyping.typeComponents: time 0.002797/0.6273, allocations: 0.8355 MB / 0.7654 GB, free: 27.04 MB / 0.5762 GB Notification: Performance of NFTyping.typeBindings: time 0.008819/0.6362, allocations: 2.589 MB / 0.7679 GB, free: 26.95 MB / 0.5762 GB Notification: Performance of NFTyping.typeClassSections: time 0.004237/0.6405, allocations: 1.396 MB / 0.7693 GB, free: 26.91 MB / 0.5762 GB Notification: Performance of NFFlatten.flatten: time 0.006786/0.6473, allocations: 4.398 MB / 0.7736 GB, free: 26.11 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002427/0.6497, allocations: 1.448 MB / 0.775 GB, free: 25.43 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004291/0.654, allocations: 1.669 MB / 0.7766 GB, free: 24.71 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002512/0.6566, allocations: 1.216 MB / 0.7778 GB, free: 24.23 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.0003965/0.657, allocations: 162.8 kB / 0.778 GB, free: 24.23 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003734/0.6607, allocations: 1.408 MB / 0.7793 GB, free: 23.79 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.0004016/0.6611, allocations: 397.9 kB / 0.7797 GB, free: 23.55 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.001149/0.6623, allocations: 0.9066 MB / 0.7806 GB, free: 22.99 MB / 0.5762 GB Notification: Performance of NFConvertDAE.convert: time 0.00437/0.6667, allocations: 3.023 MB / 0.7836 GB, free: 22.02 MB / 0.5762 GB Notification: Performance of FrontEnd - DAE generated: time 5.39e-06/0.6667, allocations: 0 / 0.7836 GB, free: 22.02 MB / 0.5762 GB Notification: Performance of FrontEnd: time 1.683e-06/0.6667, allocations: 0 / 0.7836 GB, free: 22.02 MB / 0.5762 GB Notification: Performance of Transformations before backend: time 5.907e-05/0.6668, allocations: 5.125 kB / 0.7836 GB, free: 22.01 MB / 0.5762 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 240 * Number of variables: 240 Notification: Performance of Generate backend data structure: time 0.003967/0.6708, allocations: 2.081 MB / 0.7856 GB, free: 20.66 MB / 0.5762 GB Notification: Performance of prepare preOptimizeDAE: time 3.676e-05/0.6708, allocations: 10.38 kB / 0.7856 GB, free: 20.66 MB / 0.5762 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008978/0.6717, allocations: 223 kB / 0.7858 GB, free: 20.58 MB / 0.5762 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002266/0.674, allocations: 1.535 MB / 0.7873 GB, free: 19.7 MB / 0.5762 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 5.117e-05/0.674, allocations: 76.62 kB / 0.7874 GB, free: 19.66 MB / 0.5762 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001401/0.6742, allocations: 104.7 kB / 0.7875 GB, free: 19.62 MB / 0.5762 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001895/0.6761, allocations: 1.098 MB / 0.7886 GB, free: 19.14 MB / 0.5762 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.449e-05/0.6761, allocations: 1.375 kB / 0.7886 GB, free: 19.14 MB / 0.5762 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 8.892e-05/0.6762, allocations: 41.44 kB / 0.7886 GB, free: 19.11 MB / 0.5762 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.897e-05/0.6763, allocations: 26.38 kB / 0.7886 GB, free: 19.11 MB / 0.5762 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001834/0.6781, allocations: 0.8933 MB / 0.7895 GB, free: 18.79 MB / 0.5762 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 0.005192/0.6833, allocations: 4.919 MB / 0.7943 GB, free: 14.69 MB / 0.5762 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001334/0.6847, allocations: 0.6174 MB / 0.7949 GB, free: 14.38 MB / 0.5762 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0006335/0.6853, allocations: 356.2 kB / 0.7953 GB, free: 14.21 MB / 0.5762 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0004223/0.6857, allocations: 0.8297 MB / 0.7961 GB, free: 13.24 MB / 0.5762 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.072e-05/0.6858, allocations: 37.94 kB / 0.7961 GB, free: 13.2 MB / 0.5762 GB Notification: Performance of pre-optimization done (n=61): time 2.885e-06/0.6858, allocations: 0 / 0.7961 GB, free: 13.2 MB / 0.5762 GB Notification: Performance of matching and sorting (n=61): time 0.007166/0.693, allocations: 1.691 MB / 0.7977 GB, free: 12.31 MB / 0.5762 GB Notification: Performance of inlineWhenForInitialization (initialization): time 2.831e-05/0.693, allocations: 63.5 kB / 0.7978 GB, free: 12.25 MB / 0.5762 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001459/0.6945, allocations: 1.228 MB / 0.799 GB, free: 11.56 MB / 0.5762 GB Notification: Performance of collectPreVariables (initialization): time 0.0001159/0.6946, allocations: 43.14 kB / 0.7991 GB, free: 11.52 MB / 0.5762 GB Notification: Performance of collectInitialEqns (initialization): time 0.0003819/0.695, allocations: 0.605 MB / 0.7996 GB, free: 10.99 MB / 0.5762 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001722/0.6952, allocations: 213.4 kB / 0.7998 GB, free: 10.81 MB / 0.5762 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000201/0.6954, allocations: 154.4 kB / 0.8 GB, free: 10.71 MB / 0.5762 GB Notification: Performance of setup shared object (initialization): time 6.122e-05/0.6954, allocations: 333 kB / 0.8003 GB, free: 10.39 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006148/0.6961, allocations: 290.1 kB / 0.8006 GB, free: 10.25 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0007447/0.6968, allocations: 0.4958 MB / 0.8011 GB, free: 9.855 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001238/0.6981, allocations: 0.7042 MB / 0.8018 GB, free: 9.414 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.27e-06/0.6981, allocations: 10.28 kB / 0.8018 GB, free: 9.406 MB / 0.5762 GB Notification: Performance of matching and sorting (n=88) (initialization): time 0.004595/0.7027, allocations: 1.268 MB / 0.803 GB, free: 8.781 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 2.461e-05/0.7027, allocations: 6.125 kB / 0.803 GB, free: 8.781 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.082e-05/0.7027, allocations: 9.281 kB / 0.803 GB, free: 8.777 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005821/0.7033, allocations: 135.7 kB / 0.8032 GB, free: 8.715 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0005996/0.7039, allocations: 160 kB / 0.8033 GB, free: 8.672 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0007349/0.7047, allocations: 0.7117 MB / 0.804 GB, free: 8.043 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001302/0.706, allocations: 119.9 kB / 0.8041 GB, free: 7.965 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.797e-05/0.7061, allocations: 31.8 kB / 0.8041 GB, free: 7.957 MB / 0.5762 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0009945/0.7071, allocations: 0.5519 MB / 0.8047 GB, free: 7.621 MB / 0.5762 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0007239/0.7078, allocations: 0.4942 MB / 0.8052 GB, free: 7.234 MB / 0.5762 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.00124/0.7091, allocations: 0.701 MB / 0.8058 GB, free: 6.793 MB / 0.5762 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.416e-06/0.7091, allocations: 0 / 0.8058 GB, free: 6.793 MB / 0.5762 GB Notification: Performance of matching and sorting (n=88) (initialization_lambda0): time 0.004668/0.7138, allocations: 1.269 MB / 0.8071 GB, free: 6.16 MB / 0.5762 GB Notification: Performance of prepare postOptimizeDAE: time 1.636e-05/0.7138, allocations: 5.344 kB / 0.8071 GB, free: 6.16 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.053e-06/0.7138, allocations: 5.625 kB / 0.8071 GB, free: 6.16 MB / 0.5762 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0004814/0.7143, allocations: 135.4 kB / 0.8072 GB, free: 6.098 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0006151/0.7149, allocations: 158.2 kB / 0.8074 GB, free: 6.059 MB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0006733/0.7156, allocations: 0.7068 MB / 0.8081 GB, free: 5.434 MB / 0.5762 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001332/0.717, allocations: 108.2 kB / 0.8082 GB, free: 5.367 MB / 0.5762 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.29e-05/0.717, allocations: 30.44 kB / 0.8082 GB, free: 5.359 MB / 0.5762 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 16 * 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 (78): * Single equations (assignments): 77 * 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 {(1,10)} Notification: Performance of prepare postOptimizeDAE: time 0.0002309/0.7173, allocations: 220.1 kB / 0.8084 GB, free: 5.148 MB / 0.5762 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002574/0.7175, allocations: 144.7 kB / 0.8085 GB, free: 5.07 MB / 0.5762 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.004396/0.7219, allocations: 1.262 MB / 0.8098 GB, free: 4.371 MB / 0.5762 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.731e-05/0.722, allocations: 9.578 kB / 0.8098 GB, free: 4.367 MB / 0.5762 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.913e-06/0.722, allocations: 2.75 kB / 0.8098 GB, free: 4.367 MB / 0.5762 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.003857/0.7259, allocations: 1.105 MB / 0.8109 GB, free: 3.262 MB / 0.5762 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006188/0.7321, allocations: 2.624 MB / 0.8134 GB, free: 0.5391 MB / 0.5762 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 9.137e-06/0.7321, allocations: 4 kB / 0.8134 GB, free: 0.5352 MB / 0.5762 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004669/0.7326, allocations: 107.9 kB / 0.8135 GB, free: 440 kB / 0.5762 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0004435/0.733, allocations: 132.8 kB / 0.8137 GB, free: 304 kB / 0.5762 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.285e-05/0.7331, allocations: 23.98 kB / 0.8137 GB, free: 280 kB / 0.5762 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.005028/0.7381, allocations: 2.626 MB / 0.8163 GB, free: 13.5 MB / 0.5919 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.344e-06/0.7382, allocations: 8.594 kB / 0.8163 GB, free: 13.49 MB / 0.5919 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.005618/0.7438, allocations: 1.699 MB / 0.8179 GB, free: 11.72 MB / 0.5919 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0007815/0.7446, allocations: 311.1 kB / 0.8182 GB, free: 11.4 MB / 0.5919 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002027/0.7448, allocations: 16 kB / 0.8182 GB, free: 11.38 MB / 0.5919 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0008142/0.7457, allocations: 52 kB / 0.8183 GB, free: 11.33 MB / 0.5919 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001559/0.7458, allocations: 64.23 kB / 0.8183 GB, free: 11.27 MB / 0.5919 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.119e-05/0.7459, allocations: 31.98 kB / 0.8184 GB, free: 11.24 MB / 0.5919 GB Notification: Performance of sorting global known variables: time 0.001251/0.7472, allocations: 0.8818 MB / 0.8192 GB, free: 10.36 MB / 0.5919 GB Notification: Performance of sort global known variables: time 1.6e-07/0.7472, allocations: 4 kB / 0.8192 GB, free: 10.35 MB / 0.5919 GB Notification: Performance of remove unused functions: time 0.002021/0.7492, allocations: 0.7213 MB / 0.8199 GB, free: 9.629 MB / 0.5919 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 15 * Number of states: 2 (heaPum.con.vol.dynBal.U,heaPum.eva.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 (55): * Single equations (assignments): 50 * 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 {(1,10)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0009393/0.7501, allocations: 472.6 kB / 0.8204 GB, free: 9.199 MB / 0.5919 GB Notification: Performance of simCode: created initialization part: time 0.002613/0.7528, allocations: 1.117 MB / 0.8215 GB, free: 8.086 MB / 0.5919 GB Notification: Performance of simCode: created event and clocks part: time 6.762e-06/0.7528, allocations: 4 kB / 0.8215 GB, free: 8.082 MB / 0.5919 GB Notification: Performance of simCode: created simulation system equations: time 0.001489/0.7543, allocations: 0.5604 MB / 0.822 GB, free: 7.504 MB / 0.5919 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003806/0.7581, allocations: 0.8067 MB / 0.8228 GB, free: 6.719 MB / 0.5919 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003787/0.7619, allocations: 2.302 MB / 0.8251 GB, free: 4.355 MB / 0.5919 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0006847/0.7626, allocations: 1.168 MB / 0.8262 GB, free: 3.16 MB / 0.5919 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003328/0.763, allocations: 107.4 kB / 0.8263 GB, free: 3.055 MB / 0.5919 GB Notification: Performance of SimCode: time 5.51e-07/0.763, allocations: 0 / 0.8263 GB, free: 3.055 MB / 0.5919 GB Notification: Performance of Templates: time 0.03818/0.8011, allocations: 31.64 MB / 0.8572 GB, free: 3.641 MB / 0.6231 GB make -j1 -f BuildSysPro_BuildSysPro.IBPSA.Fluid.HeatPumps.Examples.Carnot_y.makefile (rm -f BuildSysPro_BuildSysPro.IBPSA.Fluid.HeatPumps.Examples.Carnot_y.pipe ; mkfifo BuildSysPro_BuildSysPro.IBPSA.Fluid.HeatPumps.Examples.Carnot_y.pipe ; head -c 1048576 < BuildSysPro_BuildSysPro.IBPSA.Fluid.HeatPumps.Examples.Carnot_y.pipe >> ../files/BuildSysPro_BuildSysPro.IBPSA.Fluid.HeatPumps.Examples.Carnot_y.sim & ./BuildSysPro_BuildSysPro.IBPSA.Fluid.HeatPumps.Examples.Carnot_y -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildSysPro_BuildSysPro.IBPSA.Fluid.HeatPumps.Examples.Carnot_y.pipe 2>&1)