Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_8_Buildings.Fluid.SolarCollectors.Validation.ExtremeAmbientConditions.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 3.2.3+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false)
Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/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 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(Buildings.Fluid.SolarCollectors.Validation.ExtremeAmbientConditions,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Fluid.SolarCollectors.Validation.ExtremeAmbientConditions")
translateModel(Buildings.Fluid.SolarCollectors.Validation.ExtremeAmbientConditions,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Fluid.SolarCollectors.Validation.ExtremeAmbientConditions")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001008/0.001008, allocations: 103.4 kB / 15.33 MB, free: 0.5078 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001109/0.001109, allocations: 198.6 kB / 16.26 MB, free: 6.617 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.664/1.664, allocations: 205.1 MB / 222.1 MB, free: 4.613 MB / 174.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.827/1.827, allocations: 292.2 MB / 0.5485 GB, free: 13.61 MB / 462.1 MB
Notification: Modelica requested package Complex of version 3.2.3. Complex 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Modelica requested package ModelicaServices of version 3.2.3. ModelicaServices 4.0.0 is used instead which states that it is fully compatible without conversion script needed.
Notification: Performance of FrontEnd - loaded program: time 0.001358/0.001358, allocations: 66.19 kB / 0.671 GB, free: 26.29 MB / 0.5294 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.288/0.2894, allocations: 114.6 MB / 0.7828 GB, free: 13.92 MB / 0.6075 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.SolarCollectors.Validation.ExtremeAmbientConditions): time 0.04721/0.3367, allocations: 48.96 MB / 0.8306 GB, free: 12.79 MB / 0.6544 GB
Notification: Performance of NFInst.instExpressions: time 0.02769/0.3644, allocations: 17.98 MB / 0.8482 GB, free: 10.76 MB / 0.67 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.004577/0.369, allocations: 59.62 kB / 0.8483 GB, free: 10.7 MB / 0.67 GB
Notification: Performance of NFTyping.typeComponents: time 0.003476/0.3726, allocations: 0.734 MB / 0.849 GB, free: 9.961 MB / 0.67 GB
Notification: Performance of NFTyping.typeBindings: time 0.008356/0.381, allocations: 2.158 MB / 0.8511 GB, free: 7.793 MB / 0.67 GB
Notification: Performance of NFTyping.typeClassSections: time 0.005274/0.3863, allocations: 1.682 MB / 0.8527 GB, free: 6.121 MB / 0.67 GB
Notification: Performance of NFFlatten.flatten: time 0.01286/0.3991, allocations: 9.728 MB / 0.8622 GB, free: 12.36 MB / 0.6856 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.007542/0.4067, allocations: 4.86 MB / 0.867 GB, free: 7.418 MB / 0.6856 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.01097/0.4177, allocations: 3.507 MB / 0.8704 GB, free: 3.918 MB / 0.6856 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.006298/0.4241, allocations: 3.046 MB / 0.8734 GB, free: 0.8594 MB / 0.6856 GB
Notification: Performance of NFPackage.collectConstants: time 0.001757/0.4258, allocations: 0.5039 MB / 0.8739 GB, free: 364 kB / 0.6856 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.005506/0.4314, allocations: 1.592 MB / 0.8754 GB, free: 14.76 MB / 0.7012 GB
Notification: Performance of NFScalarize.scalarize: time 0.001979/0.4334, allocations: 1.164 MB / 0.8766 GB, free: 13.59 MB / 0.7012 GB
Notification: Performance of NFVerifyModel.verify: time 0.005406/0.4388, allocations: 2.361 MB / 0.8789 GB, free: 11.22 MB / 0.7012 GB
Notification: Performance of NFConvertDAE.convert: time 0.009887/0.4487, allocations: 6.84 MB / 0.8855 GB, free: 4.363 MB / 0.7012 GB
Notification: Performance of FrontEnd - DAE generated: time 7.524e-06/0.4487, allocations: 0 / 0.8855 GB, free: 4.363 MB / 0.7012 GB
Notification: Performance of FrontEnd: time 1.713e-06/0.4487, allocations: 4 kB / 0.8856 GB, free: 4.359 MB / 0.7012 GB
Notification: Performance of Transformations before backend: time 0.000226/0.449, allocations: 0 / 0.8856 GB, free: 4.359 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: 745
 * Number of variables: 745
Notification: Performance of Generate backend data structure: time 0.01237/0.4614, allocations: 4.665 MB / 0.8901 GB, free: 15.62 MB / 0.7169 GB
Notification: Performance of prepare preOptimizeDAE: time 4.895e-05/0.4614, allocations: 8.031 kB / 0.8901 GB, free: 15.61 MB / 0.7169 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.012/0.4734, allocations: 1.736 MB / 0.8918 GB, free: 13.87 MB / 0.7169 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.008264/0.4817, allocations: 3.73 MB / 0.8955 GB, free: 10.06 MB / 0.7169 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001866/0.482, allocations: 217.7 kB / 0.8957 GB, free: 9.848 MB / 0.7169 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.001158/0.4831, allocations: 287.9 kB / 0.8959 GB, free: 9.566 MB / 0.7169 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.01182/0.4949, allocations: 4.572 MB / 0.9004 GB, free: 4.863 MB / 0.7169 GB
Notification: Performance of preOpt findStateOrder (simulation): time 8.318e-05/0.4951, allocations: 11.84 kB / 0.9004 GB, free: 4.852 MB / 0.7169 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0004387/0.4955, allocations: 124 kB / 0.9005 GB, free: 4.73 MB / 0.7169 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001372/0.4957, allocations: 133.6 kB / 0.9007 GB, free: 4.598 MB / 0.7169 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01238/0.5081, allocations: 4.55 MB / 0.9051 GB, free: 36 kB / 0.7169 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 0.5843/1.092, allocations: 15.53 MB / 0.9203 GB, free: 126.9 MB / 0.7325 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.008722/1.101, allocations: 3.015 MB / 0.9232 GB, free: 126.5 MB / 0.7325 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.004115/1.105, allocations: 1.592 MB / 0.9248 GB, free: 126.5 MB / 0.7325 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.001706/1.107, allocations: 1.682 MB / 0.9264 GB, free: 124.7 MB / 0.7325 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 5.745e-05/1.107, allocations: 56.72 kB / 0.9265 GB, free: 124.6 MB / 0.7325 GB
Notification: Performance of pre-optimization done (n=168): time 3.266e-06/1.107, allocations: 0 / 0.9265 GB, free: 124.6 MB / 0.7325 GB
Notification: Performance of matching and sorting (n=168): time 0.01165/1.119, allocations: 4.108 MB / 0.9305 GB, free: 123.9 MB / 0.7325 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 7.68e-05/1.119, allocations: 121.9 kB / 0.9306 GB, free: 123.8 MB / 0.7325 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00547/1.124, allocations: 3.077 MB / 0.9336 GB, free: 122.7 MB / 0.7325 GB
Notification: Performance of collectPreVariables (initialization): time 0.0005306/1.125, allocations: 59.95 kB / 0.9337 GB, free: 122.7 MB / 0.7325 GB
Notification: Performance of collectInitialEqns (initialization): time 0.00145/1.126, allocations: 1.605 MB / 0.9352 GB, free: 121.8 MB / 0.7325 GB
Notification: Performance of collectInitialBindings (initialization): time 0.0008136/1.127, allocations: 0.5844 MB / 0.9358 GB, free: 121.3 MB / 0.7325 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.001038/1.128, allocations: 486.1 kB / 0.9363 GB, free: 121.1 MB / 0.7325 GB
Notification: Performance of setup shared object (initialization): time 6.816e-05/1.128, allocations: 301.8 kB / 0.9365 GB, free: 120.8 MB / 0.7325 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.004271/1.133, allocations: 1.407 MB / 0.9379 GB, free: 120.3 MB / 0.7325 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.00499/1.138, allocations: 1.88 MB / 0.9398 GB, free: 119.4 MB / 0.7325 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.009737/1.147, allocations: 3.209 MB / 0.9429 GB, free: 117.9 MB / 0.7325 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.637e-05/1.147, allocations: 4.25 kB / 0.9429 GB, free: 117.9 MB / 0.7325 GB
Notification: Performance of matching and sorting (n=274) (initialization): time 0.01299/1.16, allocations: 3.717 MB / 0.9465 GB, free: 116.5 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 4.766e-05/1.161, allocations: 11.02 kB / 0.9465 GB, free: 116.5 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.587e-05/1.161, allocations: 11.47 kB / 0.9465 GB, free: 116.5 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (initialization): time 9.016e-05/1.161, allocations: 20.84 kB / 0.9466 GB, free: 116.5 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004081/1.165, allocations: 0.6501 MB / 0.9472 GB, free: 116.5 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0001223/1.165, allocations: 27.45 kB / 0.9472 GB, free: 116.5 MB / 0.7325 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005609/1.171, allocations: 458 kB / 0.9477 GB, free: 116.3 MB / 0.7325 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0006085/1.171, allocations: 117.4 kB / 0.9478 GB, free: 116.3 MB / 0.7325 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006965/1.178, allocations: 2.331 MB / 0.95 GB, free: 115.4 MB / 0.7325 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.004763/1.183, allocations: 1.867 MB / 0.9519 GB, free: 114.3 MB / 0.7325 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.008573/1.192, allocations: 3.206 MB / 0.955 GB, free: 112.8 MB / 0.7325 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.18e-05/1.192, allocations: 2.75 kB / 0.955 GB, free: 112.8 MB / 0.7325 GB
Notification: Performance of matching and sorting (n=274) (initialization_lambda0): time 0.01095/1.203, allocations: 3.715 MB / 0.9586 GB, free: 111.4 MB / 0.7325 GB
Notification: Performance of prepare postOptimizeDAE: time 2.686e-05/1.203, allocations: 7.938 kB / 0.9586 GB, free: 111.4 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.027e-05/1.203, allocations: 11.81 kB / 0.9587 GB, free: 111.4 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (initialization): time 2.832e-05/1.203, allocations: 24.55 kB / 0.9587 GB, free: 111.4 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003415/1.206, allocations: 0.6486 MB / 0.9593 GB, free: 111.3 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 6.142e-05/1.206, allocations: 24.55 kB / 0.9593 GB, free: 111.3 MB / 0.7325 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004565/1.211, allocations: 375.7 kB / 0.9597 GB, free: 111.1 MB / 0.7325 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0003841/1.211, allocations: 115.1 kB / 0.9598 GB, free: 111.1 MB / 0.7325 GB
Notification: Model statistics after passing the back-end for initialization:
 * Number of independent subsystems: 51
 * 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 (274):
 * Single equations (assignments): 274
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 0
 * Mixed (continuous/discrete) equation systems: 0
Notification: Performance of prepare postOptimizeDAE: time 0.0009704/1.212, allocations: 307.3 kB / 0.9601 GB, free: 110.8 MB / 0.7325 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001339/1.213, allocations: 313.4 kB / 0.9604 GB, free: 110.7 MB / 0.7325 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.009307/1.223, allocations: 3.614 MB / 0.9639 GB, free: 108.6 MB / 0.7325 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.31e-05/1.223, allocations: 18.95 kB / 0.9639 GB, free: 108.6 MB / 0.7325 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 1.274e-05/1.223, allocations: 0 / 0.9639 GB, free: 108.6 MB / 0.7325 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.006178/1.229, allocations: 2.744 MB / 0.9666 GB, free: 107 MB / 0.7325 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01879/1.248, allocations: 7.999 MB / 0.9744 GB, free: 101.1 MB / 0.7325 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.26e-05/1.248, allocations: 8 kB / 0.9744 GB, free: 101 MB / 0.7325 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002764/1.251, allocations: 471.9 kB / 0.9749 GB, free: 100.6 MB / 0.7325 GB
Notification: Performance of postOpt tearingSystem (simulation): time 3.044e-05/1.251, allocations: 16 kB / 0.9749 GB, free: 100.6 MB / 0.7325 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0002177/1.251, allocations: 59.94 kB / 0.975 GB, free: 100.5 MB / 0.7325 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.397e-05/1.251, allocations: 15.94 kB / 0.975 GB, free: 100.5 MB / 0.7325 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.35e-06/1.251, allocations: 7.938 kB / 0.975 GB, free: 100.5 MB / 0.7325 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.01112/1.262, allocations: 4.76 MB / 0.9796 GB, free: 95.65 MB / 0.7325 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.00218/1.264, allocations: 0.7401 MB / 0.9804 GB, free: 94.89 MB / 0.7325 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001345/1.266, allocations: 51.83 kB / 0.9804 GB, free: 94.84 MB / 0.7325 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.004085/1.27, allocations: 255.5 kB / 0.9806 GB, free: 94.59 MB / 0.7325 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002551/1.27, allocations: 121 kB / 0.9808 GB, free: 94.47 MB / 0.7325 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002775/1.27, allocations: 87.91 kB / 0.9808 GB, free: 94.38 MB / 0.7325 GB
Notification: Performance of sorting global known variables: time 0.004618/1.275, allocations: 2.345 MB / 0.9831 GB, free: 92.05 MB / 0.7325 GB
Notification: Performance of sort global known variables: time 1.9e-07/1.275, allocations: 5.859 kB / 0.9831 GB, free: 92.05 MB / 0.7325 GB
Notification: Performance of remove unused functions: time 0.007977/1.283, allocations: 1.641 MB / 0.9847 GB, free: 90.43 MB / 0.7325 GB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 21
 * Number of states: 6 (solAsh.vol[1].dynBal.U,solAsh.vol[2].dynBal.U,solAsh.vol[3].dynBal.U,solEn.vol[1].dynBal.U,solEn.vol[2].dynBal.U,solEn.vol[3].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 (167):
 * Single equations (assignments): 164
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 3
 * When equations: 0
 * If-equations: 0
 * Equation systems (not torn): 0
 * Torn equation systems: 0
 * Mixed (continuous/discrete) equation systems: 0
Notification: Performance of Backend phase and start with SimCode phase: time 0.002138/1.285, allocations: 475.3 kB / 0.9852 GB, free: 90.02 MB / 0.7325 GB
Notification: Performance of simCode: created initialization part: time 0.01638/1.302, allocations: 5.889 MB / 0.9909 GB, free: 84.16 MB / 0.7325 GB
Notification: Performance of simCode: created event and clocks part: time 1.54e-05/1.302, allocations: 4.438 kB / 0.991 GB, free: 84.16 MB / 0.7325 GB
Notification: Performance of simCode: created simulation system equations: time 0.003777/1.306, allocations: 1.403 MB / 0.9923 GB, free: 82.75 MB / 0.7325 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.01068/1.316, allocations: 1.698 MB / 0.994 GB, free: 81.18 MB / 0.7325 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.0157/1.332, allocations: 8.478 MB / 1.002 GB, free: 72.66 MB / 0.7325 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.00258/1.335, allocations: 2.44 MB / 1.005 GB, free: 70.19 MB / 0.7325 GB
Notification: Performance of simCode: alias equations: time 0.007328/1.342, allocations: 1.396 MB / 1.006 GB, free: 68.82 MB / 0.7325 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001576/1.344, allocations: 287.3 kB / 1.006 GB, free: 68.54 MB / 0.7325 GB
Notification: Performance of SimCode: time 2.665e-06/1.344, allocations: 0 / 1.006 GB, free: 68.54 MB / 0.7325 GB
Notification: Performance of Templates: time 0.09768/1.441, allocations: 66.02 MB / 1.071 GB, free: 3.207 MB / 0.7325 GB
make -j1 -f Buildings_8_Buildings.Fluid.SolarCollectors.Validation.ExtremeAmbientConditions.makefile
(rm -f Buildings_8_Buildings.Fluid.SolarCollectors.Validation.ExtremeAmbientConditions.pipe ; mkfifo Buildings_8_Buildings.Fluid.SolarCollectors.Validation.ExtremeAmbientConditions.pipe ; head -c 1048576 < Buildings_8_Buildings.Fluid.SolarCollectors.Validation.ExtremeAmbientConditions.pipe >> ../files/Buildings_8_Buildings.Fluid.SolarCollectors.Validation.ExtremeAmbientConditions.sim & ./Buildings_8_Buildings.Fluid.SolarCollectors.Validation.ExtremeAmbientConditions  -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.Fluid.SolarCollectors.Validation.ExtremeAmbientConditions.pipe 2>&1)