Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr IBPSA_latest_IBPSA.Fluid.FMI.Conversion.Validation.InletToAirMoistAirCO2.conf.json
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/IBPSA 4.0.0-master/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/ModelicaServices 4.0.0+maint.om/package.mo", uses=false)
Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/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 IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/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)
Running command: translateModel(IBPSA.Fluid.FMI.Conversion.Validation.InletToAirMoistAirCO2,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.FMI.Conversion.Validation.InletToAirMoistAirCO2")
translateModel(IBPSA.Fluid.FMI.Conversion.Validation.InletToAirMoistAirCO2,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.FMI.Conversion.Validation.InletToAirMoistAirCO2")
[<interactive>:1:1-1:32:writable] Error: Class GC_set_max_heap_size not found in scope <global scope> (looking for a function or record).
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001245/0.001245, allocations: 186.3 kB / 7.804 MB, free: 2.492 MB / 5.871 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.4461/0.4461, allocations: 90.85 MB / 99.08 MB, free: 14.94 MB / 90.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.31/1.31, allocations: 221.4 MB / 342.8 MB, free: 5.188 MB / 282.7 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009911/0.0009911, allocations: 87.94 kB / 415.5 MB, free: 6.418 MB / 330.7 MB
Notification: Performance of FrontEnd - loaded program: time 9.769e-06/9.999e-06, allocations: 0 / 493.9 MB, free: 8.062 MB / 410.7 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.4422/0.4423, allocations: 72.3 MB / 0.5529 GB, free: 73.39 MB / 442.7 MB
Notification: Performance of FrontEnd - scodeFlatten: time 4.35/4.792, allocations: 2.126 GB / 2.678 GB, free: 118.3 MB / 0.6042 GB
Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002073/4.792, allocations: 89.06 kB / 2.679 GB, free: 118.2 MB / 0.6042 GB
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/FMI/Interfaces/MassFractionConnector.mo:2:1-41:11:writable] Warning: Connector .IBPSA.Fluid.FMI.Interfaces.MassFractionConnector is not balanced: The number of potential variables (1) is not equal to the number of flow variables (0).
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/FMI/Interfaces/FluidProperties.mo:2:1-72:20:writable] Warning: Connector .IBPSA.Fluid.FMI.Interfaces.FluidProperties$conAir$bacPro_internal is not balanced: The number of potential variables (3) is not equal to the number of flow variables (0).
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/FMI/Interfaces/MassFractionConnector.mo:2:1-41:11:writable] Warning: Connector .IBPSA.Fluid.FMI.Interfaces.MassFractionConnector is not balanced: The number of potential variables (1) is not equal to the number of flow variables (0).
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/FMI/Interfaces/FluidProperties.mo:2:1-72:20:writable] Warning: Connector .IBPSA.Fluid.FMI.Interfaces.FluidProperties$conAir$inlet$forward is not balanced: The number of potential variables (3) is not equal to the number of flow variables (0).
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/FMI/Interfaces/MassFractionConnector.mo:2:1-41:11:writable] Warning: Connector .IBPSA.Fluid.FMI.Interfaces.MassFractionConnector is not balanced: The number of potential variables (1) is not equal to the number of flow variables (0).
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/FMI/Interfaces/FluidProperties.mo:2:1-72:20:writable] Warning: Connector .IBPSA.Fluid.FMI.Interfaces.FluidProperties$conAirRevFlo$bacPro_internal is not balanced: The number of potential variables (3) is not equal to the number of flow variables (0).
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/FMI/Interfaces/MassFractionConnector.mo:2:1-41:11:writable] Warning: Connector .IBPSA.Fluid.FMI.Interfaces.MassFractionConnector is not balanced: The number of potential variables (1) is not equal to the number of flow variables (0).
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/FMI/Interfaces/FluidProperties.mo:2:1-72:20:writable] Warning: Connector .IBPSA.Fluid.FMI.Interfaces.FluidProperties$conAirRevFlo$inlet$forward is not balanced: The number of potential variables (3) is not equal to the number of flow variables (0).
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/FMI/Interfaces/MassFractionConnector.mo:2:1-41:11:writable] Warning: Connector .IBPSA.Fluid.FMI.Interfaces.MassFractionConnector is not balanced: The number of potential variables (1) is not equal to the number of flow variables (0).
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/FMI/Interfaces/FluidProperties.mo:2:1-72:20:writable] Warning: Connector .IBPSA.Fluid.FMI.Interfaces.FluidProperties$conAirRevFlo$inlet$backward is not balanced: The number of potential variables (3) is not equal to the number of flow variables (0).
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/FMI/Interfaces/MassFractionConnector.mo:2:1-41:11:writable] Warning: Connector .IBPSA.Fluid.FMI.Interfaces.MassFractionConnector is not balanced: The number of potential variables (1) is not equal to the number of flow variables (0).
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/FMI/Interfaces/FluidProperties.mo:2:1-72:20:writable] Warning: Connector .IBPSA.Fluid.FMI.Interfaces.FluidProperties$sou$outlet$forward is not balanced: The number of potential variables (3) is not equal to the number of flow variables (0).
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/FMI/Interfaces/MassFractionConnector.mo:2:1-41:11:writable] Warning: Connector .IBPSA.Fluid.FMI.Interfaces.MassFractionConnector is not balanced: The number of potential variables (1) is not equal to the number of flow variables (0).
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/FMI/Interfaces/FluidProperties.mo:2:1-72:20:writable] Warning: Connector .IBPSA.Fluid.FMI.Interfaces.FluidProperties$souRev$outlet$forward is not balanced: The number of potential variables (3) is not equal to the number of flow variables (0).
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/FMI/Interfaces/MassFractionConnector.mo:2:1-41:11:writable] Warning: Connector .IBPSA.Fluid.FMI.Interfaces.MassFractionConnector is not balanced: The number of potential variables (1) is not equal to the number of flow variables (0).
[/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/Fluid/FMI/Interfaces/FluidProperties.mo:2:1-72:20:writable] Warning: Connector .IBPSA.Fluid.FMI.Interfaces.FluidProperties$souRev$outlet$backward is not balanced: The number of potential variables (3) is not equal to the number of flow variables (0).
Notification: Performance of FrontEnd: time 0.803/5.595, allocations: 328.8 MB / 3 GB, free: 37.44 MB / 0.6042 GB
Notification: Performance of Transformations before backend: time 1.859e-05/5.595, allocations: 4 kB / 3 GB, free: 37.44 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: 66
 * Number of variables: 66
Notification: Performance of Generate backend data structure: time 0.0003866/5.596, allocations: 462.4 kB / 3 GB, free: 36.94 MB / 0.6042 GB
Notification: Performance of prepare preOptimizeDAE: time 3.435e-05/5.596, allocations: 16.02 kB / 3 GB, free: 36.93 MB / 0.6042 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 6.553e-05/5.596, allocations: 31.62 kB / 3 GB, free: 36.89 MB / 0.6042 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003158/5.596, allocations: 271.8 kB / 3 GB, free: 36.59 MB / 0.6042 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 1.558e-05/5.596, allocations: 12 kB / 3 GB, free: 36.58 MB / 0.6042 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 2.244e-05/5.596, allocations: 16 kB / 3 GB, free: 36.56 MB / 0.6042 GB
Notification: Performance of preOpt removeEqualFunctionCalls (simulation): time 0.0001909/5.596, allocations: 105.3 kB / 3.001 GB, free: 36.46 MB / 0.6042 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0003156/5.597, allocations: 311.3 kB / 3.001 GB, free: 36.1 MB / 0.6042 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.406e-05/5.597, allocations: 4 kB / 3.001 GB, free: 36.09 MB / 0.6042 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.111e-05/5.597, allocations: 4 kB / 3.001 GB, free: 36.09 MB / 0.6042 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.05e-05/5.597, allocations: 11.91 kB / 3.001 GB, free: 36.08 MB / 0.6042 GB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0008622/5.598, allocations: 1.707 MB / 3.003 GB, free: 34.29 MB / 0.6042 GB
Notification: Performance of preOpt comSubExp (simulation): time 4.037e-05/5.598, allocations: 173.1 kB / 3.003 GB, free: 34.11 MB / 0.6042 GB
Notification: Performance of preOpt resolveLoops (simulation): time 1.732e-05/5.598, allocations: 84.14 kB / 3.003 GB, free: 34.02 MB / 0.6042 GB
Notification: Performance of preOpt evalFunc (simulation): time 1.421e-05/5.598, allocations: 75.28 kB / 3.003 GB, free: 33.95 MB / 0.6042 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 1.71e-05/5.598, allocations: 106.2 kB / 3.003 GB, free: 33.83 MB / 0.6042 GB
Notification: Performance of pre-optimization done (n=0): time 1.542e-06/5.598, allocations: 0 / 3.003 GB, free: 33.83 MB / 0.6042 GB
Notification: Performance of matching and sorting (n=0): time 7.469e-05/5.598, allocations: 49.53 kB / 3.003 GB, free: 33.78 MB / 0.6042 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 1.844e-05/5.598, allocations: 55.34 kB / 3.003 GB, free: 33.71 MB / 0.6042 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.000105/5.598, allocations: 136.1 kB / 3.003 GB, free: 33.57 MB / 0.6042 GB
Notification: Performance of collectPreVariables (initialization): time 5.66e-06/5.598, allocations: 29.7 kB / 3.003 GB, free: 33.54 MB / 0.6042 GB
Notification: Performance of collectInitialEqns (initialization): time 5.165e-05/5.598, allocations: 179.5 kB / 3.003 GB, free: 33.36 MB / 0.6042 GB
Notification: Performance of collectInitialBindings (initialization): time 2.455e-06/5.598, allocations: 3.984 kB / 3.003 GB, free: 33.35 MB / 0.6042 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 2.615e-06/5.598, allocations: 0 / 3.003 GB, free: 33.35 MB / 0.6042 GB
Notification: Performance of setup shared object (initialization): time 4.504e-05/5.598, allocations: 318.8 kB / 3.004 GB, free: 33.03 MB / 0.6042 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 1.017e-05/5.598, allocations: 4 kB / 3.004 GB, free: 33.03 MB / 0.6042 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 1.877e-05/5.598, allocations: 36.28 kB / 3.004 GB, free: 32.98 MB / 0.6042 GB
Notification: Performance of analyzeInitialSystem (initialization): time 2.242e-05/5.598, allocations: 8 kB / 3.004 GB, free: 32.97 MB / 0.6042 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.493e-06/5.598, allocations: 0 / 3.004 GB, free: 32.97 MB / 0.6042 GB
Notification: Performance of matching and sorting (n=5) (initialization): time 0.0001172/5.598, allocations: 73.38 kB / 3.004 GB, free: 32.89 MB / 0.6042 GB
Notification: Performance of prepare postOptimizeDAE: time 1.201e-05/5.598, allocations: 4 kB / 3.004 GB, free: 32.89 MB / 0.6042 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.272e-06/5.598, allocations: 4 kB / 3.004 GB, free: 32.88 MB / 0.6042 GB
Notification: Performance of postOpt tearingSystem (initialization): time 1.716e-05/5.598, allocations: 3.938 kB / 3.004 GB, free: 32.88 MB / 0.6042 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 5.746e-05/5.598, allocations: 8 kB / 3.004 GB, free: 32.87 MB / 0.6042 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 5.009e-06/5.599, allocations: 0 / 3.004 GB, free: 32.87 MB / 0.6042 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 3.157e-05/5.599, allocations: 4 kB / 3.004 GB, free: 32.87 MB / 0.6042 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.141e-06/5.599, allocations: 0 / 3.004 GB, free: 32.87 MB / 0.6042 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 5
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for initialization (5):
 * Single equations (assignments): 5
 * 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 5.553e-05/5.599, allocations: 200.2 kB / 3.004 GB, free: 32.66 MB / 0.6042 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 4.277e-05/5.599, allocations: 112.9 kB / 3.004 GB, free: 32.55 MB / 0.6042 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 3.175e-05/5.599, allocations: 109.5 kB / 3.004 GB, free: 32.43 MB / 0.6042 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.313e-05/5.599, allocations: 184.2 kB / 3.004 GB, free: 32.24 MB / 0.6042 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.67e-05/5.599, allocations: 176.3 kB / 3.005 GB, free: 32.06 MB / 0.6042 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 3.415e-05/5.599, allocations: 180.3 kB / 3.005 GB, free: 31.88 MB / 0.6042 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0001856/5.599, allocations: 457.6 kB / 3.005 GB, free: 31.39 MB / 0.6042 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.532e-05/5.599, allocations: 105 kB / 3.005 GB, free: 31.28 MB / 0.6042 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 1.321e-05/5.599, allocations: 101 kB / 3.005 GB, free: 31.17 MB / 0.6042 GB
Notification: Performance of postOpt tearingSystem (simulation): time 2.248e-05/5.599, allocations: 180.2 kB / 3.006 GB, free: 30.99 MB / 0.6042 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.835e-05/5.599, allocations: 188.3 kB / 3.006 GB, free: 30.8 MB / 0.6042 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 2.633e-05/5.599, allocations: 184.2 kB / 3.006 GB, free: 30.61 MB / 0.6042 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.651e-05/5.599, allocations: 186 kB / 3.006 GB, free: 30.42 MB / 0.6042 GB
Notification: Performance of postOpt detectJacobianSparsePattern (simulation): time 6.679e-05/5.599, allocations: 307.6 kB / 3.006 GB, free: 30.1 MB / 0.6042 GB
Notification: Performance of postOpt removeConstants (simulation): time 4.388e-05/5.599, allocations: 193.9 kB / 3.007 GB, free: 29.88 MB / 0.6042 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 3.856e-05/5.599, allocations: 184.4 kB / 3.007 GB, free: 29.7 MB / 0.6042 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 5.977e-05/5.599, allocations: 105 kB / 3.007 GB, free: 29.59 MB / 0.6042 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 3.362e-05/5.599, allocations: 184.1 kB / 3.007 GB, free: 29.4 MB / 0.6042 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 1.42e-05/5.599, allocations: 101 kB / 3.007 GB, free: 29.29 MB / 0.6042 GB
Notification: Performance of sort global known variables: time 5.524e-05/5.599, allocations: 120.9 kB / 3.007 GB, free: 29.18 MB / 0.6042 GB
Notification: Performance of remove unused functions: time 0.0004093/5.6, allocations: 123.6 kB / 3.007 GB, free: 29.05 MB / 0.6042 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * Number of states: 0 ()
 * Number of discrete variables: 0 ()
 * Number of discrete states: 0 ()
 * Top-level inputs: 0
Notification: Strong component statistics for simulation (0):
 * Single equations (assignments): 0
 * 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 0.001296/5.601, allocations: 1.49 MB / 3.009 GB, free: 27.52 MB / 0.6042 GB
Notification: Performance of simCode: created initialization part: time 6.943e-05/5.601, allocations: 11.94 kB / 3.009 GB, free: 27.51 MB / 0.6042 GB
Notification: Performance of simCode: created event and clocks part: time 2.545e-06/5.601, allocations: 0 / 3.009 GB, free: 27.51 MB / 0.6042 GB
Notification: Performance of simCode: created simulation system equations: time 1.172e-06/5.601, allocations: 0 / 3.009 GB, free: 27.51 MB / 0.6042 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0002122/5.602, allocations: 0.5364 MB / 3.009 GB, free: 26.97 MB / 0.6042 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0004177/5.602, allocations: 283.7 kB / 3.01 GB, free: 26.67 MB / 0.6042 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000185/5.602, allocations: 0.7737 MB / 3.01 GB, free: 25.87 MB / 0.6042 GB
Notification: Performance of SimCode: time 2.4e-07/5.602, allocations: 0 / 3.01 GB, free: 25.87 MB / 0.6042 GB
Notification: Performance of Templates: time 0.01131/5.613, allocations: 8.458 MB / 3.019 GB, free: 17.4 MB / 0.6042 GB
make -j1 -f IBPSA_latest_IBPSA.Fluid.FMI.Conversion.Validation.InletToAirMoistAirCO2.makefile
(rm -f IBPSA_latest_IBPSA.Fluid.FMI.Conversion.Validation.InletToAirMoistAirCO2.pipe ; mkfifo IBPSA_latest_IBPSA.Fluid.FMI.Conversion.Validation.InletToAirMoistAirCO2.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Fluid.FMI.Conversion.Validation.InletToAirMoistAirCO2.pipe >> ../files/IBPSA_latest_IBPSA.Fluid.FMI.Conversion.Validation.InletToAirMoistAirCO2.sim & ./IBPSA_latest_IBPSA.Fluid.FMI.Conversion.Validation.InletToAirMoistAirCO2  -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Fluid.FMI.Conversion.Validation.InletToAirMoistAirCO2.pipe 2>&1)