Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_3.0.0_Buildings.Fluid.FixedResistances.BuriedPipes.Examples.PipeGroundCoupling.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/Buildings 12.0.0-master/package.mo", uses=false) Using package Buildings with version 12.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-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(Buildings.Fluid.FixedResistances.BuriedPipes.Examples.PipeGroundCoupling,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Fluid.FixedResistances.BuriedPipes.Examples.PipeGroundCoupling") translateModel(Buildings.Fluid.FixedResistances.BuriedPipes.Examples.PipeGroundCoupling,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_3.0.0_Buildings.Fluid.FixedResistances.BuriedPipes.Examples.PipeGroundCoupling") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001121/0.001121, 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 0.001159/0.001159, allocations: 195.8 kB / 16.25 MB, free: 6.621 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.407/1.407, allocations: 222.9 MB / 239.9 MB, free: 4.535 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 12.0.0-master/package.mo): time 3.034/3.034, allocations: 472.6 MB / 0.7448 GB, free: 4.875 MB / 0.5919 GB Notification: Performance of FrontEnd - loaded program: time 0.001185/0.001185, allocations: 64.64 kB / 0.9115 GB, free: 33.64 MB / 0.7169 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3268/0.328, allocations: 159.9 MB / 1.068 GB, free: 10.8 MB / 0.8262 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.FixedResistances.BuriedPipes.Examples.PipeGroundCoupling): time 0.1136/0.4417, allocations: 115.3 MB / 1.18 GB, free: 7.125 MB / 0.9356 GB Notification: Performance of NFInst.instExpressions: time 0.04413/0.4859, allocations: 27.25 MB / 1.207 GB, free: 11.81 MB / 0.9669 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.008433/0.4944, allocations: 107.4 kB / 1.207 GB, free: 11.7 MB / 0.9669 GB Notification: Performance of NFTyping.typeComponents: time 0.005996/0.5005, allocations: 1.29 MB / 1.208 GB, free: 10.41 MB / 0.9669 GB Notification: Performance of NFTyping.typeBindings: time 0.01594/0.5165, allocations: 4.146 MB / 1.212 GB, free: 6.242 MB / 0.9669 GB Notification: Performance of NFTyping.typeClassSections: time 0.01005/0.5265, allocations: 2.842 MB / 1.215 GB, free: 3.414 MB / 0.9669 GB Notification: Performance of NFFlatten.flatten: time 0.01645/0.543, allocations: 8.754 MB / 1.224 GB, free: 10.64 MB / 0.9825 GB Notification: Performance of NFFlatten.resolveConnections: time 0.007315/0.5504, allocations: 2.785 MB / 1.226 GB, free: 7.789 MB / 0.9825 GB Notification: Performance of NFEvalConstants.evaluate: time 0.01182/0.5623, allocations: 3.376 MB / 1.23 GB, free: 4.41 MB / 0.9825 GB Notification: Performance of NFSimplifyModel.simplify: time 0.005973/0.5683, allocations: 2.54 MB / 1.232 GB, free: 1.859 MB / 0.9825 GB Notification: Performance of NFPackage.collectConstants: time 0.001845/0.5702, allocations: 332 kB / 1.232 GB, free: 1.535 MB / 0.9825 GB Notification: Performance of NFFlatten.collectFunctions: time 0.01487/0.585, allocations: 3.354 MB / 1.236 GB, free: 14.16 MB / 0.9981 GB Notification: Performance of NFScalarize.scalarize: time 0.002278/0.5874, allocations: 0.8643 MB / 1.237 GB, free: 13.29 MB / 0.9981 GB Notification: Performance of NFVerifyModel.verify: time 0.005749/0.5931, allocations: 1.82 MB / 1.238 GB, free: 11.46 MB / 0.9981 GB Notification: Performance of NFConvertDAE.convert: time 0.7464/1.34, allocations: 18.75 MB / 1.257 GB, free: 38.76 MB / 0.9981 GB Notification: Performance of FrontEnd - DAE generated: time 8.977e-06/1.34, allocations: 1.234 kB / 1.257 GB, free: 38.76 MB / 0.9981 GB Notification: Performance of FrontEnd: time 2.194e-06/1.34, allocations: 1.203 kB / 1.257 GB, free: 38.76 MB / 0.9981 GB Notification: Performance of Transformations before backend: time 0.0001862/1.34, allocations: 0.5 kB / 1.257 GB, free: 38.76 MB / 0.9981 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 450 * Number of variables: 450 Notification: Performance of Generate backend data structure: time 0.01617/1.356, allocations: 3.959 MB / 1.261 GB, free: 37.16 MB / 0.9981 GB Notification: Performance of prepare preOptimizeDAE: time 5.684e-05/1.356, allocations: 9.844 kB / 1.261 GB, free: 37.16 MB / 0.9981 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001733/1.358, allocations: 353.1 kB / 1.261 GB, free: 36.99 MB / 0.9981 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.007907/1.366, allocations: 2.928 MB / 1.264 GB, free: 36.34 MB / 0.9981 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001199/1.366, allocations: 146 kB / 1.264 GB, free: 36.33 MB / 0.9981 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0005002/1.366, allocations: 197.1 kB / 1.264 GB, free: 36.33 MB / 0.9981 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.004389/1.371, allocations: 2.029 MB / 1.266 GB, free: 36.03 MB / 0.9981 GB Notification: Performance of preOpt findStateOrder (simulation): time 5.932e-05/1.371, allocations: 7.031 kB / 1.266 GB, free: 36.03 MB / 0.9981 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002148/1.371, allocations: 76.59 kB / 1.266 GB, free: 36.03 MB / 0.9981 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 7.456e-05/1.371, allocations: 52.45 kB / 1.266 GB, free: 36.03 MB / 0.9981 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002872/1.374, allocations: 1.463 MB / 1.268 GB, free: 36.02 MB / 0.9981 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 0.01958/1.394, allocations: 11.63 MB / 1.279 GB, free: 30 MB / 0.9981 GB Notification: Performance of preOpt comSubExp (simulation): time 0.003096/1.397, allocations: 1.171 MB / 1.28 GB, free: 29.96 MB / 0.9981 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.000868/1.398, allocations: 0.5658 MB / 1.281 GB, free: 29.96 MB / 0.9981 GB Notification: Performance of preOpt evalFunc (simulation): time 0.00174/1.4, allocations: 2.976 MB / 1.284 GB, free: 26.58 MB / 0.9981 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.495e-05/1.4, allocations: 48.28 kB / 1.284 GB, free: 26.54 MB / 0.9981 GB Notification: Performance of pre-optimization done (n=118): time 5.45e-06/1.4, allocations: 1.094 kB / 1.284 GB, free: 26.54 MB / 0.9981 GB Notification: Performance of matching and sorting (n=118): time 0.005955/1.406, allocations: 2.139 MB / 1.286 GB, free: 26.15 MB / 0.9981 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.769e-05/1.406, allocations: 62.91 kB / 1.286 GB, free: 26.09 MB / 0.9981 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003961/1.41, allocations: 2.168 MB / 1.288 GB, free: 25.85 MB / 0.9981 GB Notification: Performance of collectPreVariables (initialization): time 0.0005269/1.41, allocations: 54.14 kB / 1.288 GB, free: 25.82 MB / 0.9981 GB Notification: Performance of collectInitialEqns (initialization): time 0.0009651/1.411, allocations: 1.224 MB / 1.289 GB, free: 25.41 MB / 0.9981 GB Notification: Performance of collectInitialBindings (initialization): time 0.0006445/1.412, allocations: 428.5 kB / 1.29 GB, free: 25.14 MB / 0.9981 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0006048/1.412, allocations: 362.7 kB / 1.29 GB, free: 25.11 MB / 0.9981 GB Notification: Performance of setup shared object (initialization): time 4.867e-05/1.412, allocations: 307.3 kB / 1.29 GB, free: 24.81 MB / 0.9981 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001261/1.414, allocations: 0.7509 MB / 1.291 GB, free: 24.8 MB / 0.9981 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001556/1.415, allocations: 1.219 MB / 1.292 GB, free: 24.27 MB / 0.9981 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.00252/1.418, allocations: 1.794 MB / 1.294 GB, free: 23.79 MB / 0.9981 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.111e-05/1.418, allocations: 4.562 kB / 1.294 GB, free: 23.79 MB / 0.9981 GB Notification: Performance of matching and sorting (n=216) (initialization): time 0.005473/1.423, allocations: 2.487 MB / 1.296 GB, free: 23.56 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 3.719e-05/1.423, allocations: 10.72 kB / 1.296 GB, free: 23.56 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.073e-05/1.423, allocations: 22.41 kB / 1.296 GB, free: 23.55 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001216/1.425, allocations: 250.8 kB / 1.297 GB, free: 23.53 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001548/1.426, allocations: 394.3 kB / 1.297 GB, free: 23.53 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.000826/1.427, allocations: 1.25 MB / 1.298 GB, free: 22.49 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003865/1.431, allocations: 397.8 kB / 1.299 GB, free: 22.39 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002943/1.431, allocations: 89.23 kB / 1.299 GB, free: 22.38 MB / 0.9981 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00252/1.434, allocations: 1.206 MB / 1.3 GB, free: 22.3 MB / 0.9981 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001626/1.435, allocations: 1.222 MB / 1.301 GB, free: 21.77 MB / 0.9981 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002666/1.438, allocations: 1.788 MB / 1.303 GB, free: 21.29 MB / 0.9981 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.082e-05/1.438, allocations: 4.125 kB / 1.303 GB, free: 21.29 MB / 0.9981 GB Notification: Performance of matching and sorting (n=216) (initialization_lambda0): time 0.005829/1.444, allocations: 2.478 MB / 1.305 GB, free: 21.06 MB / 0.9981 GB Notification: Performance of prepare postOptimizeDAE: time 3.247e-05/1.444, allocations: 15.92 kB / 1.305 GB, free: 21.06 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 4.641e-05/1.444, allocations: 15.38 kB / 1.305 GB, free: 21.06 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001131/1.445, allocations: 250.7 kB / 1.305 GB, free: 21.04 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001504/1.447, allocations: 394.9 kB / 1.306 GB, free: 21.04 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0007705/1.447, allocations: 1.251 MB / 1.307 GB, free: 19.99 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.003943/1.451, allocations: 368.7 kB / 1.307 GB, free: 19.91 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002523/1.452, allocations: 84.12 kB / 1.307 GB, free: 19.91 MB / 0.9981 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 56 * 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 (202): * Single equations (assignments): 195 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 5 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * 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): 2 systems {(1,5), (1,3)} Notification: Performance of prepare postOptimizeDAE: time 0.000667/1.452, allocations: 296.2 kB / 1.308 GB, free: 19.71 MB / 0.9981 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0008398/1.453, allocations: 248.6 kB / 1.308 GB, free: 19.59 MB / 0.9981 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.004519/1.458, allocations: 2.323 MB / 1.31 GB, free: 19.39 MB / 0.9981 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.961e-05/1.458, allocations: 25.86 kB / 1.31 GB, free: 19.39 MB / 0.9981 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.005e-06/1.458, allocations: 1.75 kB / 1.31 GB, free: 19.39 MB / 0.9981 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.002637/1.46, allocations: 1.747 MB / 1.312 GB, free: 19.07 MB / 0.9981 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.009497/1.47, allocations: 5.176 MB / 1.317 GB, free: 18.05 MB / 0.9981 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.258e-05/1.47, allocations: 14.56 kB / 1.317 GB, free: 18.05 MB / 0.9981 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000943/1.471, allocations: 275.2 kB / 1.317 GB, free: 18.05 MB / 0.9981 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0006241/1.472, allocations: 175.7 kB / 1.317 GB, free: 18.03 MB / 0.9981 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001252/1.472, allocations: 68.92 kB / 1.318 GB, free: 18.02 MB / 0.9981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0006565/1.472, allocations: 1.227 MB / 1.319 GB, free: 16.98 MB / 0.9981 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.092e-05/1.472, allocations: 20.78 kB / 1.319 GB, free: 16.98 MB / 0.9981 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.005127/1.478, allocations: 3.245 MB / 1.322 GB, free: 16.17 MB / 0.9981 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001841/1.479, allocations: 0.589 MB / 1.322 GB, free: 15.91 MB / 0.9981 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.000515/1.48, allocations: 50.12 kB / 1.323 GB, free: 15.91 MB / 0.9981 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00196/1.482, allocations: 201.5 kB / 1.323 GB, free: 15.88 MB / 0.9981 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002489/1.482, allocations: 158.5 kB / 1.323 GB, free: 15.87 MB / 0.9981 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001443/1.482, allocations: 87.06 kB / 1.323 GB, free: 15.87 MB / 0.9981 GB Notification: Performance of sorting global known variables: time 0.002186/1.485, allocations: 1.45 MB / 1.324 GB, free: 15.72 MB / 0.9981 GB Notification: Performance of sort global known variables: time 1.7e-07/1.485, allocations: 0 / 1.324 GB, free: 15.72 MB / 0.9981 GB Notification: Performance of remove unused functions: time 0.00782/1.492, allocations: 1.742 MB / 1.326 GB, free: 15.5 MB / 0.9981 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 45 * Number of states: 13 (pipeGroundCoupling.groActLay[1].T[1],pipeGroundCoupling.groActLay[1].T[2],pipeGroundCoupling.groActLay[1].T[3],pipeGroundCoupling.groActLay[1].T[4],pipeGroundCoupling.groActLay[1].T[5],pip.del.x,pip.timDel.x,pip.vol_b.dynBal.U,pip.vol_a.dynBal.U,pipNoGro.del.x,pipNoGro.timDel.x,pipNoGro.vol_b.dynBal.U,pipNoGro.vol_a.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 (164): * Single equations (assignments): 135 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 27 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * 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): 2 systems {(1,5), (1,7)} Notification: Performance of Backend phase and start with SimCode phase: time 0.007422/1.5, allocations: 3.658 MB / 1.33 GB, free: 14.94 MB / 0.9981 GB Notification: Performance of simCode: created initialization part: time 0.007369/1.507, allocations: 3.412 MB / 1.333 GB, free: 14.62 MB / 0.9981 GB Notification: Performance of simCode: created event and clocks part: time 1.541e-05/1.507, allocations: 2.75 kB / 1.333 GB, free: 14.62 MB / 0.9981 GB Notification: Performance of simCode: created simulation system equations: time 0.001801/1.509, allocations: 1.122 MB / 1.334 GB, free: 14.48 MB / 0.9981 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.007664/1.517, allocations: 1.382 MB / 1.335 GB, free: 14.26 MB / 0.9981 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.008586/1.525, allocations: 6.473 MB / 1.342 GB, free: 10.75 MB / 0.9981 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001117/1.527, allocations: 1.77 MB / 1.343 GB, free: 9.832 MB / 0.9981 GB Notification: Performance of simCode: alias equations: time 0.003512/1.53, allocations: 0.8613 MB / 1.344 GB, free: 9.477 MB / 0.9981 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006284/1.531, allocations: 238.8 kB / 1.345 GB, free: 9.449 MB / 0.9981 GB Notification: Performance of SimCode: time 9.62e-07/1.531, allocations: 0 / 1.345 GB, free: 9.449 MB / 0.9981 GB Notification: Performance of Templates: time 0.1119/1.643, allocations: 66.11 MB / 1.409 GB, free: 0.8008 MB / 1.045 GB make -j1 -f Buildings_3.0.0_Buildings.Fluid.FixedResistances.BuriedPipes.Examples.PipeGroundCoupling.makefile (rm -f Buildings_3.0.0_Buildings.Fluid.FixedResistances.BuriedPipes.Examples.PipeGroundCoupling.pipe ; mkfifo Buildings_3.0.0_Buildings.Fluid.FixedResistances.BuriedPipes.Examples.PipeGroundCoupling.pipe ; head -c 1048576 < Buildings_3.0.0_Buildings.Fluid.FixedResistances.BuriedPipes.Examples.PipeGroundCoupling.pipe >> ../files/Buildings_3.0.0_Buildings.Fluid.FixedResistances.BuriedPipes.Examples.PipeGroundCoupling.sim & ./Buildings_3.0.0_Buildings.Fluid.FixedResistances.BuriedPipes.Examples.PipeGroundCoupling -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_3.0.0_Buildings.Fluid.FixedResistances.BuriedPipes.Examples.PipeGroundCoupling.pipe 2>&1)