Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_8_Buildings.Fluid.Movers.Examples.PumpsParallel.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.Movers.Examples.PumpsParallel,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Fluid.Movers.Examples.PumpsParallel") translateModel(Buildings.Fluid.Movers.Examples.PumpsParallel,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_8_Buildings.Fluid.Movers.Examples.PumpsParallel") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001343/0.001343, allocations: 101.5 kB / 16.36 MB, free: 6.301 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001304/0.001304, allocations: 192.5 kB / 17.29 MB, free: 5.875 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.422/1.422, allocations: 205.1 MB / 223.2 MB, free: 12.23 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.834/1.834, allocations: 292.3 MB / 0.5496 GB, free: 17.69 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 0.00142/0.00142, allocations: 72.45 kB / 0.6729 GB, free: 5.871 MB / 0.545 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2393/0.2407, allocations: 114.6 MB / 0.7848 GB, free: 3.199 MB / 0.6544 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Movers.Examples.PumpsParallel): time 0.4629/0.7037, allocations: 67.27 MB / 0.8505 GB, free: 4.543 MB / 0.6544 GB Notification: Performance of NFInst.instExpressions: time 0.04627/0.75, allocations: 22.07 MB / 0.872 GB, free: 5.16 MB / 0.67 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.00756/0.7576, allocations: 94.56 kB / 0.8721 GB, free: 5.121 MB / 0.67 GB Notification: Performance of NFTyping.typeComponents: time 0.00572/0.7635, allocations: 1.395 MB / 0.8735 GB, free: 4.309 MB / 0.67 GB Notification: Performance of NFTyping.typeBindings: time 0.01222/0.7758, allocations: 3.2 MB / 0.8766 GB, free: 2.133 MB / 0.67 GB Notification: Performance of NFTyping.typeClassSections: time 0.013/0.7888, allocations: 3.951 MB / 0.8805 GB, free: 15.48 MB / 0.6856 GB Notification: Performance of NFFlatten.flatten: time 0.01269/0.8015, allocations: 6.189 MB / 0.8865 GB, free: 11.84 MB / 0.6856 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00473/0.8063, allocations: 2.199 MB / 0.8886 GB, free: 10.42 MB / 0.6856 GB Notification: Performance of NFEvalConstants.evaluate: time 0.007495/0.8138, allocations: 2.479 MB / 0.8911 GB, free: 8.93 MB / 0.6856 GB Notification: Performance of NFSimplifyModel.simplify: time 0.004619/0.8185, allocations: 1.836 MB / 0.8929 GB, free: 7.781 MB / 0.6856 GB Notification: Performance of NFPackage.collectConstants: time 0.0008259/0.8193, allocations: 230.2 kB / 0.8931 GB, free: 7.781 MB / 0.6856 GB Notification: Performance of NFFlatten.collectFunctions: time 0.006129/0.8254, allocations: 1.943 MB / 0.895 GB, free: 6.773 MB / 0.6856 GB Notification: Performance of NFScalarize.scalarize: time 0.001266/0.8267, allocations: 0.7332 MB / 0.8957 GB, free: 6.227 MB / 0.6856 GB Notification: Performance of NFVerifyModel.verify: time 0.00274/0.8295, allocations: 1.352 MB / 0.897 GB, free: 5.301 MB / 0.6856 GB Notification: Performance of NFConvertDAE.convert: time 0.009164/0.8387, allocations: 4.306 MB / 0.9012 GB, free: 2.371 MB / 0.6856 GB Notification: Performance of FrontEnd - DAE generated: time 6.202e-06/0.8387, allocations: 0 / 0.9012 GB, free: 2.371 MB / 0.6856 GB Notification: Performance of FrontEnd: time 2.374e-06/0.8387, allocations: 0 / 0.9012 GB, free: 2.371 MB / 0.6856 GB Notification: Performance of Transformations before backend: time 9.431e-05/0.8388, allocations: 0 / 0.9012 GB, free: 2.371 MB / 0.6856 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 329 * Number of variables: 329 Notification: Performance of Generate backend data structure: time 0.00687/0.8457, allocations: 3.025 MB / 0.9042 GB, free: 136 kB / 0.6856 GB Notification: Performance of prepare preOptimizeDAE: time 4.686e-05/0.8458, allocations: 8.031 kB / 0.9042 GB, free: 128 kB / 0.6856 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002258/0.848, allocations: 444.3 kB / 0.9046 GB, free: 15.69 MB / 0.7012 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.004728/0.8528, allocations: 2.164 MB / 0.9067 GB, free: 13.45 MB / 0.7012 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 9.782e-05/0.8529, allocations: 110.6 kB / 0.9068 GB, free: 13.34 MB / 0.7012 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002565/0.8532, allocations: 152 kB / 0.907 GB, free: 13.19 MB / 0.7012 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002964/0.8561, allocations: 1.596 MB / 0.9085 GB, free: 11.5 MB / 0.7012 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.051e-05/0.8562, allocations: 0 / 0.9085 GB, free: 11.5 MB / 0.7012 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001404/0.8563, allocations: 63.98 kB / 0.9086 GB, free: 11.44 MB / 0.7012 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.988e-05/0.8564, allocations: 32 kB / 0.9086 GB, free: 11.41 MB / 0.7012 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.00236/0.8587, allocations: 1.138 MB / 0.9097 GB, free: 10.27 MB / 0.7012 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 0.01063/0.8694, allocations: 7.681 MB / 0.9172 GB, free: 2.016 MB / 0.7012 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002162/0.8716, allocations: 0.9573 MB / 0.9182 GB, free: 1.055 MB / 0.7012 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.001029/0.8726, allocations: 0.5313 MB / 0.9187 GB, free: 0.5234 MB / 0.7012 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 evalFunc (simulation): time 0.004184/0.8768, allocations: 2.518 MB / 0.9211 GB, free: 13.8 MB / 0.7169 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.809e-05/0.8769, allocations: 43.22 kB / 0.9212 GB, free: 13.75 MB / 0.7169 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.0007727/0.8776, allocations: 115.2 kB / 0.9213 GB, free: 13.64 MB / 0.7169 GB Notification: Performance of pre-optimization done (n=82): time 3.176e-06/0.8777, allocations: 0 / 0.9213 GB, free: 13.64 MB / 0.7169 GB Notification: Performance of matching and sorting (n=82): time 0.0071/0.8848, allocations: 2.127 MB / 0.9234 GB, free: 11.49 MB / 0.7169 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001258/0.8849, allocations: 214.3 kB / 0.9236 GB, free: 11.23 MB / 0.7169 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.002703/0.8876, allocations: 1.86 MB / 0.9254 GB, free: 9.336 MB / 0.7169 GB Notification: Performance of collectPreVariables (initialization): time 0.0001393/0.8878, allocations: 49.7 kB / 0.9254 GB, free: 9.281 MB / 0.7169 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008676/0.8887, allocations: 1.024 MB / 0.9264 GB, free: 8.242 MB / 0.7169 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002897/0.889, allocations: 287.8 kB / 0.9267 GB, free: 7.957 MB / 0.7169 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0004239/0.8894, allocations: 283.5 kB / 0.927 GB, free: 7.672 MB / 0.7169 GB Notification: Performance of setup shared object (initialization): time 0.0001614/0.8896, allocations: 349.9 kB / 0.9273 GB, free: 7.324 MB / 0.7169 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001011/0.8906, allocations: 0.5213 MB / 0.9278 GB, free: 6.801 MB / 0.7169 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001426/0.892, allocations: 0.9646 MB / 0.9288 GB, free: 5.641 MB / 0.7169 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.002269/0.8943, allocations: 1.374 MB / 0.9301 GB, free: 4.137 MB / 0.7169 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.995e-06/0.8943, allocations: 4 kB / 0.9301 GB, free: 4.133 MB / 0.7169 GB Notification: Performance of matching and sorting (n=147) (initialization): time 0.003631/0.8979, allocations: 1.765 MB / 0.9318 GB, free: 2.359 MB / 0.7169 GB Notification: Performance of prepare postOptimizeDAE: time 3.023e-05/0.898, allocations: 8 kB / 0.9318 GB, free: 2.352 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.595e-05/0.898, allocations: 14.75 kB / 0.9319 GB, free: 2.34 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001306/0.8994, allocations: 326.8 kB / 0.9322 GB, free: 2.027 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0009753/0.9003, allocations: 243.6 kB / 0.9324 GB, free: 1.789 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001025/0.9014, allocations: 0.845 MB / 0.9332 GB, free: 0.918 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001673/0.9031, allocations: 67.83 kB / 0.9333 GB, free: 0.8516 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001975/0.9033, allocations: 75.91 kB / 0.9334 GB, free: 0.7773 MB / 0.7169 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001723/0.905, allocations: 0.8462 MB / 0.9342 GB, free: 15.93 MB / 0.7325 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001279/0.9063, allocations: 0.8915 MB / 0.9351 GB, free: 14.84 MB / 0.7325 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002041/0.9084, allocations: 1.245 MB / 0.9363 GB, free: 13.46 MB / 0.7325 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 8.025e-06/0.9084, allocations: 0 / 0.9363 GB, free: 13.46 MB / 0.7325 GB Notification: Performance of matching and sorting (n=147) (initialization_lambda0): time 0.003876/0.9123, allocations: 1.679 MB / 0.9379 GB, free: 11.77 MB / 0.7325 GB Notification: Performance of prepare postOptimizeDAE: time 2.187e-05/0.9123, allocations: 13.81 kB / 0.9379 GB, free: 11.76 MB / 0.7325 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.991e-05/0.9123, allocations: 15.98 kB / 0.9379 GB, free: 11.75 MB / 0.7325 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001233/0.9136, allocations: 318.1 kB / 0.9383 GB, free: 11.43 MB / 0.7325 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000885/0.9145, allocations: 239.6 kB / 0.9385 GB, free: 11.2 MB / 0.7325 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.00791/0.9224, allocations: 4.492 MB / 0.9429 GB, free: 6.5 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001811/0.9242, allocations: 64.39 kB / 0.9429 GB, free: 6.438 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0002619/0.9245, allocations: 63.98 kB / 0.943 GB, free: 6.375 MB / 0.7325 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 41 * 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 (122): * Single equations (assignments): 115 * Array equations: 4 * Algorithm blocks: 0 * Record equations: 2 * 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 {(2,18)} Notification: Performance of prepare postOptimizeDAE: time 0.0005726/0.9251, allocations: 252 kB / 0.9432 GB, free: 6.121 MB / 0.7325 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0007493/0.9259, allocations: 213.3 kB / 0.9434 GB, free: 5.91 MB / 0.7325 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003927/0.9298, allocations: 1.553 MB / 0.945 GB, free: 4.367 MB / 0.7325 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.914e-05/0.9298, allocations: 16 kB / 0.945 GB, free: 4.352 MB / 0.7325 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.588e-06/0.9298, allocations: 0 / 0.945 GB, free: 4.352 MB / 0.7325 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.002446/0.9323, allocations: 1.214 MB / 0.9462 GB, free: 3.105 MB / 0.7325 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006922/0.9392, allocations: 3.135 MB / 0.9492 GB, free: 15.88 MB / 0.7481 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 6.171e-06/0.9393, allocations: 0 / 0.9492 GB, free: 15.88 MB / 0.7481 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0007954/0.9401, allocations: 158.7 kB / 0.9494 GB, free: 15.73 MB / 0.7481 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0006173/0.9407, allocations: 216 kB / 0.9496 GB, free: 15.52 MB / 0.7481 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 8.811e-05/0.9408, allocations: 27.98 kB / 0.9496 GB, free: 15.49 MB / 0.7481 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.0008228/0.9416, allocations: 0.8158 MB / 0.9504 GB, free: 14.65 MB / 0.7481 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.846e-06/0.9416, allocations: 0 / 0.9504 GB, free: 14.65 MB / 0.7481 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.004052/0.9457, allocations: 2.005 MB / 0.9524 GB, free: 12.62 MB / 0.7481 GB Notification: Performance of postOpt removeConstants (simulation): time 0.001096/0.9468, allocations: 378.4 kB / 0.9527 GB, free: 12.23 MB / 0.7481 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0005644/0.9474, allocations: 23.98 kB / 0.9527 GB, free: 12.2 MB / 0.7481 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00128/0.9487, allocations: 47.88 kB / 0.9528 GB, free: 12.16 MB / 0.7481 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001327/0.9488, allocations: 64.84 kB / 0.9528 GB, free: 12.09 MB / 0.7481 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0001103/0.9489, allocations: 43.97 kB / 0.9529 GB, free: 12.05 MB / 0.7481 GB Notification: Performance of sorting global known variables: time 0.002505/0.9514, allocations: 1.246 MB / 0.9541 GB, free: 10.79 MB / 0.7481 GB Notification: Performance of sort global known variables: time 2.31e-07/0.9515, allocations: 0 / 0.9541 GB, free: 10.79 MB / 0.7481 GB Notification: Performance of remove unused functions: time 0.004787/0.9562, allocations: 1.216 MB / 0.9553 GB, free: 9.57 MB / 0.7481 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 6 (floMac1.vol.dynBal.U,floMac1.filter.x[1],floMac1.filter.x[2],floMac2.vol.dynBal.U,floMac2.filter.x[1],floMac2.filter.x[2]) * 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 (81): * Single equations (assignments): 75 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 5 * 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 {(2,19)} Notification: Performance of Backend phase and start with SimCode phase: time 0.002185/0.9584, allocations: 0.6821 MB / 0.956 GB, free: 8.895 MB / 0.7481 GB Notification: Performance of simCode: created initialization part: time 0.005111/0.9636, allocations: 2.261 MB / 0.9582 GB, free: 6.602 MB / 0.7481 GB Notification: Performance of simCode: created event and clocks part: time 6.251e-06/0.9636, allocations: 4.188 kB / 0.9582 GB, free: 6.598 MB / 0.7481 GB Notification: Performance of simCode: created simulation system equations: time 0.001248/0.9648, allocations: 0.5394 MB / 0.9587 GB, free: 6.059 MB / 0.7481 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.004979/0.9698, allocations: 0.9883 MB / 0.9597 GB, free: 5.145 MB / 0.7481 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.007651/0.9775, allocations: 3.654 MB / 0.9632 GB, free: 1.445 MB / 0.7481 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001758/0.9793, allocations: 1.568 MB / 0.9648 GB, free: 15.84 MB / 0.7637 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0006817/0.98, allocations: 175.3 kB / 0.9649 GB, free: 15.67 MB / 0.7637 GB Notification: Performance of SimCode: time 8.82e-07/0.98, allocations: 3.938 kB / 0.9649 GB, free: 15.67 MB / 0.7637 GB Notification: Performance of Templates: time 0.07469/1.055, allocations: 48.24 MB / 1.012 GB, free: 15.68 MB / 0.8106 GB make -j1 -f Buildings_8_Buildings.Fluid.Movers.Examples.PumpsParallel.makefile (rm -f Buildings_8_Buildings.Fluid.Movers.Examples.PumpsParallel.pipe ; mkfifo Buildings_8_Buildings.Fluid.Movers.Examples.PumpsParallel.pipe ; head -c 1048576 < Buildings_8_Buildings.Fluid.Movers.Examples.PumpsParallel.pipe >> ../files/Buildings_8_Buildings.Fluid.Movers.Examples.PumpsParallel.sim & ./Buildings_8_Buildings.Fluid.Movers.Examples.PumpsParallel -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_8_Buildings.Fluid.Movers.Examples.PumpsParallel.pipe 2>&1)