Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr IBPSA_latest_IBPSA.Fluid.FixedResistances.Validation.PlugFlowPipes.PlugFlowAIT.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/IBPSA 4.0.0-master/package.mo", uses=false) Using package IBPSA with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-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(IBPSA.Fluid.FixedResistances.Validation.PlugFlowPipes.PlugFlowAIT,tolerance=1e-06,outputFormat="empty",numberOfIntervals=1342,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.FixedResistances.Validation.PlugFlowPipes.PlugFlowAIT") translateModel(IBPSA.Fluid.FixedResistances.Validation.PlugFlowPipes.PlugFlowAIT,tolerance=1e-06,outputFormat="empty",numberOfIntervals=1342,variableFilter="",fileNamePrefix="IBPSA_latest_IBPSA.Fluid.FixedResistances.Validation.PlugFlowPipes.PlugFlowAIT") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0009163/0.0009163, allocations: 92.78 kB / 15.7 MB, free: 472 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0009454/0.0009453, allocations: 170.2 kB / 16.58 MB, free: 5.672 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.442/1.442, allocations: 223.3 MB / 240.6 MB, free: 5.398 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IBPSA 4.0.0-master/package.mo): time 0.6953/0.6953, allocations: 115.5 MB / 407.2 MB, free: 2.812 MB / 334.1 MB Notification: Performance of FrontEnd - loaded program: time 0.0003661/0.0003661, allocations: 12.22 kB / 495.2 MB, free: 6.707 MB / 350.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1614/0.1618, allocations: 77.53 MB / 0.5593 GB, free: 9.379 MB / 430.1 MB Notification: Performance of NFInst.instantiate(IBPSA.Fluid.FixedResistances.Validation.PlugFlowPipes.PlugFlowAIT): time 1.038/1.2, allocations: 346.8 MB / 0.898 GB, free: 30.96 MB / 0.6231 GB Notification: Performance of NFInst.instExpressions: time 0.0912/1.291, allocations: 75.94 MB / 0.9722 GB, free: 11.2 MB / 0.6231 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.01686/1.308, allocations: 348.6 kB / 0.9725 GB, free: 11.05 MB / 0.6231 GB Notification: Performance of NFTyping.typeComponents: time 0.01264/1.321, allocations: 3.235 MB / 0.9757 GB, free: 8.562 MB / 0.6231 GB Notification: Performance of NFTyping.typeBindings: time 0.03277/1.354, allocations: 10.61 MB / 0.986 GB, free: 0.5039 MB / 0.6231 GB Notification: Performance of NFTyping.typeClassSections: time 0.02263/1.376, allocations: 6.143 MB / 0.992 GB, free: 11.21 MB / 0.6387 GB Notification: Performance of NFFlatten.flatten: time 0.04312/1.419, allocations: 29.34 MB / 1.021 GB, free: 14.46 MB / 0.67 GB Notification: Performance of NFFlatten.resolveConnections: time 0.01453/1.434, allocations: 5.922 MB / 1.026 GB, free: 8.594 MB / 0.67 GB Notification: Performance of NFEvalConstants.evaluate: time 0.02364/1.458, allocations: 8.095 MB / 1.034 GB, free: 0.8398 MB / 0.67 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0148/1.473, allocations: 6.419 MB / 1.041 GB, free: 10.76 MB / 0.6856 GB Notification: Performance of NFPackage.collectConstants: time 0.003746/1.476, allocations: 336 kB / 1.041 GB, free: 10.43 MB / 0.6856 GB Notification: Performance of NFFlatten.collectFunctions: time 0.01731/1.494, allocations: 3.991 MB / 1.045 GB, free: 6.434 MB / 0.6856 GB Notification: Performance of NFScalarize.scalarize: time 0.003915/1.498, allocations: 1.52 MB / 1.046 GB, free: 4.906 MB / 0.6856 GB Notification: Performance of NFVerifyModel.verify: time 0.005301/1.503, allocations: 1.853 MB / 1.048 GB, free: 3.043 MB / 0.6856 GB Notification: Performance of NFConvertDAE.convert: time 0.02107/1.524, allocations: 11.19 MB / 1.059 GB, free: 7.848 MB / 0.7012 GB Notification: Performance of FrontEnd - DAE generated: time 6.923e-06/1.524, allocations: 0 / 1.059 GB, free: 7.848 MB / 0.7012 GB Notification: Performance of FrontEnd: time 2.214e-06/1.524, allocations: 0 / 1.059 GB, free: 7.848 MB / 0.7012 GB Notification: Performance of Transformations before backend: time 0.0005525/1.525, allocations: 0 / 1.059 GB, free: 7.848 MB / 0.7012 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1369 * Number of variables: 1369 Notification: Performance of Generate backend data structure: time 0.01949/1.544, allocations: 8.227 MB / 1.067 GB, free: 15.53 MB / 0.7169 GB Notification: Performance of prepare preOptimizeDAE: time 4.751e-05/1.544, allocations: 8.031 kB / 1.067 GB, free: 15.52 MB / 0.7169 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.004537/1.549, allocations: 1.022 MB / 1.068 GB, free: 14.49 MB / 0.7169 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01688/1.566, allocations: 7.466 MB / 1.075 GB, free: 6.945 MB / 0.7169 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003852/1.566, allocations: 410.6 kB / 1.076 GB, free: 6.543 MB / 0.7169 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001803/1.568, allocations: 0.535 MB / 1.076 GB, free: 6.008 MB / 0.7169 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01228/1.58, allocations: 5.856 MB / 1.082 GB, free: 15.94 MB / 0.7325 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001235/1.58, allocations: 23.72 kB / 1.082 GB, free: 15.92 MB / 0.7325 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0005244/1.581, allocations: 228 kB / 1.082 GB, free: 15.7 MB / 0.7325 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001438/1.581, allocations: 158 kB / 1.082 GB, free: 15.54 MB / 0.7325 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.009024/1.59, allocations: 4.345 MB / 1.087 GB, free: 11.19 MB / 0.7325 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 0.5992/2.189, allocations: 32.28 MB / 1.118 GB, free: 284.6 MB / 0.7325 GB Notification: Performance of preOpt comSubExp (simulation): time 0.005787/2.195, allocations: 2.847 MB / 1.121 GB, free: 283.4 MB / 0.7325 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.003394/2.199, allocations: 1.626 MB / 1.123 GB, free: 282.7 MB / 0.7325 GB Notification: Performance of preOpt evalFunc (simulation): time 0.004933/2.203, allocations: 7.064 MB / 1.129 GB, free: 274.6 MB / 0.7325 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.003887/2.207, allocations: 1.721 MB / 1.131 GB, free: 274 MB / 0.7325 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.00345/2.211, allocations: 276.4 kB / 1.131 GB, free: 273.9 MB / 0.7325 GB Notification: Performance of pre-optimization done (n=347): time 9.508e-06/2.211, allocations: 1.312 kB / 1.131 GB, free: 273.9 MB / 0.7325 GB Notification: Performance of matching and sorting (n=347): time 0.008732/2.22, allocations: 4.486 MB / 1.136 GB, free: 272.1 MB / 0.7325 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.322e-05/2.22, allocations: 111.4 kB / 1.136 GB, free: 272 MB / 0.7325 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.01021/2.23, allocations: 5.69 MB / 1.141 GB, free: 270 MB / 0.7325 GB Notification: Performance of collectPreVariables (initialization): time 0.00118/2.231, allocations: 93.83 kB / 1.142 GB, free: 269.9 MB / 0.7325 GB Notification: Performance of collectInitialEqns (initialization): time 0.004497/2.236, allocations: 3.622 MB / 1.145 GB, free: 267.3 MB / 0.7325 GB Notification: Performance of collectInitialBindings (initialization): time 0.002448/2.238, allocations: 1.212 MB / 1.146 GB, free: 266.4 MB / 0.7325 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002452/2.238, allocations: 83.69 kB / 1.146 GB, free: 266.3 MB / 0.7325 GB Notification: Performance of setup shared object (initialization): time 0.0002223/2.239, allocations: 468.8 kB / 1.147 GB, free: 265.9 MB / 0.7325 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.002193/2.241, allocations: 1.244 MB / 1.148 GB, free: 265.4 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.002694/2.244, allocations: 2.383 MB / 1.15 GB, free: 263.6 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.002335/2.246, allocations: 1.665 MB / 1.152 GB, free: 262.8 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.615e-05/2.246, allocations: 7.906 kB / 1.152 GB, free: 262.8 MB / 0.7325 GB Notification: Performance of matching and sorting (n=533) (initialization): time 0.00791/2.254, allocations: 4.549 MB / 1.156 GB, free: 260.7 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 0.0005034/2.254, allocations: 1.033 MB / 1.157 GB, free: 259.3 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.736e-05/2.254, allocations: 51.42 kB / 1.157 GB, free: 259.3 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 5.823e-05/2.255, allocations: 59.3 kB / 1.158 GB, free: 259.3 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002802/2.257, allocations: 0.9075 MB / 1.158 GB, free: 259.1 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 5.69e-05/2.257, allocations: 73.08 kB / 1.158 GB, free: 259.1 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00572/2.263, allocations: 0.4908 MB / 1.159 GB, free: 258.9 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.000522/2.264, allocations: 216.2 kB / 1.159 GB, free: 258.8 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 1.156e-05/2.264, allocations: 9.141 kB / 1.159 GB, free: 258.8 MB / 0.7325 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.005974/2.27, allocations: 3.913 MB / 1.163 GB, free: 256.9 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.986e-05/2.27, allocations: 43.39 kB / 1.163 GB, free: 256.9 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 4.516e-05/2.27, allocations: 58.94 kB / 1.163 GB, free: 256.9 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.002936/2.273, allocations: 0.8992 MB / 1.164 GB, free: 256.7 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 5.767e-05/2.273, allocations: 71.19 kB / 1.164 GB, free: 256.7 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005648/2.279, allocations: 490.8 kB / 1.164 GB, free: 256.5 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005038/2.279, allocations: 216.4 kB / 1.165 GB, free: 256.4 MB / 0.7325 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 141 * Number of states: 0 () * Number of discrete variables: 6 ($whenCondition1,$PRE.DataReader.nextTimeEvent,DataReader.nextTimeEvent,$PRE.DataReader.nextTimeEventScaled,DataReader.nextTimeEventScaled,lessThreshold.y) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (521): * Single equations (assignments): 509 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 12 * 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 0.003416/2.282, allocations: 1.416 MB / 1.166 GB, free: 255.5 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001729/2.284, allocations: 0.6821 MB / 1.167 GB, free: 255.1 MB / 0.7325 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.009334/2.294, allocations: 5.566 MB / 1.172 GB, free: 252.2 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.735e-05/2.294, allocations: 64.17 kB / 1.172 GB, free: 252.2 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.307e-05/2.294, allocations: 0 / 1.172 GB, free: 252.2 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.004939/2.299, allocations: 3.631 MB / 1.176 GB, free: 250.4 MB / 0.7325 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 postOpt removeSimpleEquations (simulation): time 0.02003/2.319, allocations: 11.95 MB / 1.187 GB, free: 240.3 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.356e-05/2.319, allocations: 19.98 kB / 1.187 GB, free: 240.2 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00258/2.321, allocations: 0.7042 MB / 1.188 GB, free: 239.5 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (simulation): time 2.706e-05/2.321, allocations: 19.98 kB / 1.188 GB, free: 239.5 MB / 0.7325 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002406/2.322, allocations: 119.9 kB / 1.188 GB, free: 239.4 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.945e-05/2.322, allocations: 19.94 kB / 1.188 GB, free: 239.4 MB / 0.7325 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.981e-06/2.322, allocations: 11.94 kB / 1.188 GB, free: 239.4 MB / 0.7325 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.009305/2.331, allocations: 6.836 MB / 1.195 GB, free: 232.5 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.003568/2.335, allocations: 1.463 MB / 1.196 GB, free: 231 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001231/2.336, allocations: 84 kB / 1.197 GB, free: 230.9 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.005039/2.341, allocations: 0.5705 MB / 1.197 GB, free: 230.4 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0004473/2.341, allocations: 318.8 kB / 1.197 GB, free: 230.1 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0003991/2.342, allocations: 199.9 kB / 1.198 GB, free: 229.9 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.006039/2.348, allocations: 3.752 MB / 1.201 GB, free: 226.2 MB / 0.7325 GB Notification: Performance of sort global known variables: time 2.7e-07/2.348, allocations: 0 / 1.201 GB, free: 226.2 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.01322/2.361, allocations: 4.401 MB / 1.206 GB, free: 221.9 MB / 0.7325 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 8 * Number of states: 31 (pip1.del.x,pip1.timDel.x,pip1.vol_b.dynBal.U,pip1.vol_a.dynBal.U,pip4.del.x,pip4.timDel.x,pip4.vol_b.dynBal.U,pip4.vol_a.dynBal.U,pip5.del.x,pip5.timDel.x,pip5.vol_b.dynBal.U,pip5.vol_a.dynBal.U,pip2.del.x,pip2.timDel.x,pip2.vol_b.dynBal.U,pip2.vol_a.dynBal.U,pip3.del.x,pip3.timDel.x,pip3.vol_b.dynBal.U,pip3.vol_a.dynBal.U,senTem_p3.T,senTem_p2.T,senTem_p4.T,senTem_p1.T,pip0.del.x,pip0.timDel.x,pip0.vol_b.dynBal.U,pip0.vol_a.dynBal.U,senTemIn_p2.T,splPip1.vol.dynBal.U,splPip2.vol.dynBal.U) * Number of discrete variables: 4 ($whenCondition1,DataReader.nextTimeEvent,DataReader.nextTimeEventScaled,lessThreshold.y) * Number of discrete states: 2 (DataReader.nextTimeEvent,DataReader.nextTimeEventScaled) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (431): * Single equations (assignments): 365 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 64 * When equations: 2 * 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 0.004595/2.366, allocations: 2.578 MB / 1.208 GB, free: 220.1 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.008477/2.374, allocations: 6.464 MB / 1.214 GB, free: 213.5 MB / 0.7325 GB Notification: Performance of simCode: created event and clocks part: time 9.528e-06/2.374, allocations: 5 kB / 1.214 GB, free: 213.5 MB / 0.7325 GB Notification: Performance of simCode: created simulation system equations: time 0.002781/2.377, allocations: 2.507 MB / 1.217 GB, free: 211 MB / 0.7325 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.01713/2.394, allocations: 3.531 MB / 1.22 GB, free: 207.5 MB / 0.7325 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02198/2.416, allocations: 16.45 MB / 1.236 GB, free: 191 MB / 0.7325 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002716/2.419, allocations: 3.722 MB / 1.24 GB, free: 187.3 MB / 0.7325 GB Notification: Performance of simCode: alias equations: time 0.008337/2.427, allocations: 1.878 MB / 1.242 GB, free: 185.5 MB / 0.7325 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001674/2.429, allocations: 0.6436 MB / 1.242 GB, free: 184.8 MB / 0.7325 GB Notification: Performance of SimCode: time 8.61e-07/2.429, allocations: 4 kB / 1.242 GB, free: 184.8 MB / 0.7325 GB Notification: Performance of Templates: time 0.202/2.631, allocations: 145.3 MB / 1.384 GB, free: 40.95 MB / 0.7325 GB make -j1 -f IBPSA_latest_IBPSA.Fluid.FixedResistances.Validation.PlugFlowPipes.PlugFlowAIT.makefile (rm -f IBPSA_latest_IBPSA.Fluid.FixedResistances.Validation.PlugFlowPipes.PlugFlowAIT.pipe ; mkfifo IBPSA_latest_IBPSA.Fluid.FixedResistances.Validation.PlugFlowPipes.PlugFlowAIT.pipe ; head -c 1048576 < IBPSA_latest_IBPSA.Fluid.FixedResistances.Validation.PlugFlowPipes.PlugFlowAIT.pipe >> ../files/IBPSA_latest_IBPSA.Fluid.FixedResistances.Validation.PlugFlowPipes.PlugFlowAIT.sim & ./IBPSA_latest_IBPSA.Fluid.FixedResistances.Validation.PlugFlowPipes.PlugFlowAIT -abortSlowSimulation -alarm=480 -lv LOG_STATS > IBPSA_latest_IBPSA.Fluid.FixedResistances.Validation.PlugFlowPipes.PlugFlowAIT.pipe 2>&1)