Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ThermoPower_ThermoPower.Test.WaterComponents.TestSplitRev.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/ThermoPower 3.1.0-master/package.mo", uses=false) Using package ThermoPower with version 3.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoPower 3.1.0-master/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(ThermoPower.Test.WaterComponents.TestSplitRev,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="ThermoPower_ThermoPower.Test.WaterComponents.TestSplitRev") translateModel(ThermoPower.Test.WaterComponents.TestSplitRev,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="ThermoPower_ThermoPower.Test.WaterComponents.TestSplitRev") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001449/0.001449, allocations: 106.9 kB / 17.06 MB, free: 6.02 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001708/0.001708, allocations: 192 kB / 18 MB, free: 5.102 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.473/1.473, allocations: 205.1 MB / 223.9 MB, free: 12.25 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ThermoPower 3.1.0-master/package.mo): time 0.2854/0.2854, allocations: 48.85 MB / 320.1 MB, free: 11.01 MB / 270.1 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 0.001448/0.001448, allocations: 63.91 kB / 450.5 MB, free: 8.547 MB / 334.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1072/0.1086, allocations: 59.18 MB / 0.4978 GB, free: 13.24 MB / 398.1 MB Notification: Performance of NFInst.instantiate(ThermoPower.Test.WaterComponents.TestSplitRev): time 0.3231/0.4317, allocations: 109.9 MB / 0.6051 GB, free: 9.598 MB / 462.1 MB Notification: Performance of NFInst.instExpressions: time 0.01397/0.4457, allocations: 11.71 MB / 0.6165 GB, free: 84 kB / 462.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0009367/0.4467, allocations: 26.62 kB / 0.6165 GB, free: 72 kB / 462.1 MB Notification: Performance of NFTyping.typeComponents: time 0.001628/0.4484, allocations: 0.5744 MB / 0.6171 GB, free: 15.57 MB / 478.1 MB Notification: Performance of NFTyping.typeBindings: time 0.001318/0.4497, allocations: 0.6612 MB / 0.6177 GB, free: 15.01 MB / 478.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.01676/0.4665, allocations: 5.71 MB / 0.6233 GB, free: 9.438 MB / 478.1 MB Notification: Performance of NFFlatten.flatten: time 0.002862/0.4694, allocations: 1.864 MB / 0.6251 GB, free: 7.566 MB / 478.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.001206/0.4706, allocations: 0.6948 MB / 0.6258 GB, free: 6.863 MB / 478.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.001233/0.4718, allocations: 0.7161 MB / 0.6265 GB, free: 6.145 MB / 478.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0007798/0.4726, allocations: 0.7002 MB / 0.6272 GB, free: 5.441 MB / 478.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0001225/0.4728, allocations: 80 kB / 0.6273 GB, free: 5.363 MB / 478.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.01202/0.4848, allocations: 6.443 MB / 0.6336 GB, free: 14.91 MB / 494.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0002611/0.4851, allocations: 183.3 kB / 0.6337 GB, free: 14.73 MB / 494.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0006314/0.4857, allocations: 0.4899 MB / 0.6342 GB, free: 14.24 MB / 494.1 MB Notification: Performance of NFConvertDAE.convert: time 0.009137/0.4949, allocations: 4.45 MB / 0.6386 GB, free: 9.781 MB / 494.1 MB Notification: Performance of FrontEnd - DAE generated: time 4.919e-06/0.4949, allocations: 0 / 0.6386 GB, free: 9.781 MB / 494.1 MB Notification: Performance of FrontEnd: time 2.164e-06/0.4949, allocations: 0 / 0.6386 GB, free: 9.781 MB / 494.1 MB Notification: Performance of Transformations before backend: time 1.905e-05/0.495, allocations: 0 / 0.6386 GB, free: 9.781 MB / 494.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 174 * Number of variables: 174 Notification: Performance of Generate backend data structure: time 0.004969/0.4999, allocations: 1.902 MB / 0.6404 GB, free: 7.801 MB / 494.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.913e-05/0.5, allocations: 11.89 kB / 0.6404 GB, free: 7.789 MB / 494.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.000357/0.5003, allocations: 128.3 kB / 0.6406 GB, free: 7.664 MB / 494.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0008995/0.5012, allocations: 0.5442 MB / 0.6411 GB, free: 7.082 MB / 494.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 5.036e-05/0.5013, allocations: 50.38 kB / 0.6411 GB, free: 7.031 MB / 494.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001128/0.5014, allocations: 68.56 kB / 0.6412 GB, free: 6.965 MB / 494.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002261/0.5037, allocations: 0.9756 MB / 0.6422 GB, free: 5.934 MB / 494.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.96e-05/0.5037, allocations: 0 / 0.6422 GB, free: 5.934 MB / 494.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.074e-05/0.5038, allocations: 28 kB / 0.6422 GB, free: 5.906 MB / 494.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.72e-05/0.5038, allocations: 23.98 kB / 0.6422 GB, free: 5.883 MB / 494.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002539/0.5064, allocations: 0.7972 MB / 0.643 GB, free: 5.086 MB / 494.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.004694/0.5111, allocations: 4.684 MB / 0.6476 GB, free: 15.95 MB / 0.4981 GB Notification: Performance of preOpt comSubExp (simulation): time 0.002472/0.5136, allocations: 0.7189 MB / 0.6483 GB, free: 15.21 MB / 0.4981 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0009248/0.5145, allocations: 293.5 kB / 0.6485 GB, free: 14.92 MB / 0.4981 GB Notification: Performance of preOpt evalFunc (simulation): time 0.06428/0.5788, allocations: 32.13 MB / 0.6799 GB, free: 10.97 MB / 0.5294 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.001673/0.5805, allocations: 0.5117 MB / 0.6804 GB, free: 10.44 MB / 0.5294 GB Notification: Performance of pre-optimization done (n=42): time 2.665e-06/0.5805, allocations: 3.938 kB / 0.6804 GB, free: 10.44 MB / 0.5294 GB Notification: Performance of matching and sorting (n=42): time 0.003896/0.5844, allocations: 1.071 MB / 0.6815 GB, free: 9.359 MB / 0.5294 GB Notification: Performance of inlineWhenForInitialization (initialization): time 6.009e-05/0.5845, allocations: 89.09 kB / 0.6815 GB, free: 9.254 MB / 0.5294 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0006486/0.5852, allocations: 0.5628 MB / 0.6821 GB, free: 8.684 MB / 0.5294 GB Notification: Performance of collectPreVariables (initialization): time 5.185e-05/0.5852, allocations: 37.7 kB / 0.6821 GB, free: 8.641 MB / 0.5294 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002908/0.5855, allocations: 380.9 kB / 0.6825 GB, free: 8.262 MB / 0.5294 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001099/0.5857, allocations: 138.8 kB / 0.6826 GB, free: 8.125 MB / 0.5294 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001863/0.5858, allocations: 102.2 kB / 0.6827 GB, free: 8.02 MB / 0.5294 GB Notification: Performance of setup shared object (initialization): time 0.0001435/0.586, allocations: 382.7 kB / 0.6831 GB, free: 7.637 MB / 0.5294 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0009467/0.587, allocations: 267.9 kB / 0.6833 GB, free: 7.371 MB / 0.5294 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0009808/0.5879, allocations: 355.7 kB / 0.6837 GB, free: 6.992 MB / 0.5294 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001875/0.5898, allocations: 0.6846 MB / 0.6843 GB, free: 6.246 MB / 0.5294 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.502e-06/0.5898, allocations: 0 / 0.6843 GB, free: 6.246 MB / 0.5294 GB Notification: Performance of matching and sorting (n=60) (initialization): time 0.002291/0.5921, allocations: 0.8506 MB / 0.6852 GB, free: 5.363 MB / 0.5294 GB Notification: Performance of prepare postOptimizeDAE: time 7.046e-05/0.5922, allocations: 122.7 kB / 0.6853 GB, free: 5.219 MB / 0.5294 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 8.415e-06/0.5922, allocations: 4 kB / 0.6853 GB, free: 5.215 MB / 0.5294 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.621e-05/0.5923, allocations: 4 kB / 0.6853 GB, free: 5.211 MB / 0.5294 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0007032/0.593, allocations: 144.1 kB / 0.6854 GB, free: 5.07 MB / 0.5294 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.24e-05/0.593, allocations: 7.984 kB / 0.6854 GB, free: 5.062 MB / 0.5294 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007215/0.5937, allocations: 112.4 kB / 0.6856 GB, free: 4.953 MB / 0.5294 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 5.466e-05/0.5938, allocations: 25.78 kB / 0.6856 GB, free: 4.93 MB / 0.5294 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.00101/0.5948, allocations: 381 kB / 0.6859 GB, free: 4.551 MB / 0.5294 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0008744/0.5957, allocations: 349.3 kB / 0.6863 GB, free: 4.168 MB / 0.5294 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001678/0.5974, allocations: 0.6545 MB / 0.6869 GB, free: 3.445 MB / 0.5294 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 3.286e-06/0.5974, allocations: 0 / 0.6869 GB, free: 3.445 MB / 0.5294 GB Notification: Performance of matching and sorting (n=60) (initialization_lambda0): time 0.002142/0.5995, allocations: 0.8157 MB / 0.6877 GB, free: 2.598 MB / 0.5294 GB Notification: Performance of prepare postOptimizeDAE: time 8e-05/0.5996, allocations: 118.8 kB / 0.6878 GB, free: 2.457 MB / 0.5294 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.603e-06/0.5996, allocations: 4 kB / 0.6878 GB, free: 2.453 MB / 0.5294 GB Notification: Performance of postOpt tearingSystem (initialization): time 9.938e-06/0.5997, allocations: 8 kB / 0.6878 GB, free: 2.445 MB / 0.5294 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0006025/0.6003, allocations: 139.7 kB / 0.688 GB, free: 2.309 MB / 0.5294 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.058e-05/0.6003, allocations: 11.75 kB / 0.688 GB, free: 2.301 MB / 0.5294 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0006723/0.601, allocations: 95.62 kB / 0.6881 GB, free: 2.207 MB / 0.5294 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.342e-05/0.601, allocations: 23.98 kB / 0.6881 GB, free: 2.184 MB / 0.5294 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 12 * Number of states: 0 () * Number of discrete variables: 26 (Sine4.count,$PRE.Sine4.count,Sine4.T_start,$PRE.Sine4.T_start,Sine3.count,$PRE.Sine3.count,Sine3.T_start,$PRE.Sine3.T_start,$whenCondition3,$whenCondition4,Sine2.count,$PRE.Sine2.count,Sine2.T_start,$PRE.Sine2.T_start,Sine1.count,$PRE.Sine1.count,Sine1.T_start,$PRE.Sine1.T_start,$whenCondition1,$whenCondition2,T3.fluidState.phase,T2.fluidState.phase,T1.fluidState.phase,T6.fluidState.phase,T5.fluidState.phase,T4.fluidState.phase) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (56): * Single equations (assignments): 52 * Array equations: 0 * Algorithm blocks: 4 * 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 0.0002441/0.6013, allocations: 226.1 kB / 0.6883 GB, free: 1.957 MB / 0.5294 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001091/0.6014, allocations: 79.53 kB / 0.6884 GB, free: 1.879 MB / 0.5294 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003058/0.6045, allocations: 1.829 MB / 0.6902 GB, free: 32 kB / 0.5294 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.506e-05/0.6045, allocations: 19.97 kB / 0.6902 GB, free: 12 kB / 0.5294 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 8.616e-06/0.6045, allocations: 0 / 0.6902 GB, free: 12 kB / 0.5294 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 9.117e-06/0.6045, allocations: 3.984 kB / 0.6902 GB, free: 8 kB / 0.5294 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002735/0.6073, allocations: 1.988 MB / 0.6921 GB, free: 13.96 MB / 0.545 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 7.855e-06/0.6073, allocations: 7.875 kB / 0.6921 GB, free: 13.96 MB / 0.545 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0005524/0.6079, allocations: 115.8 kB / 0.6923 GB, free: 13.84 MB / 0.545 GB Notification: Performance of postOpt tearingSystem (simulation): time 6.372e-06/0.6079, allocations: 0 / 0.6923 GB, free: 13.84 MB / 0.545 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.991e-05/0.6079, allocations: 15.98 kB / 0.6923 GB, free: 13.83 MB / 0.545 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 7.114e-06/0.6079, allocations: 4 kB / 0.6923 GB, free: 13.82 MB / 0.545 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.993e-06/0.6079, allocations: 0 / 0.6923 GB, free: 13.82 MB / 0.545 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002469/0.6104, allocations: 1.192 MB / 0.6934 GB, free: 12.61 MB / 0.545 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0002805/0.6107, allocations: 228.1 kB / 0.6937 GB, free: 12.36 MB / 0.545 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 9.179e-05/0.6108, allocations: 8 kB / 0.6937 GB, free: 12.36 MB / 0.545 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0006169/0.6114, allocations: 75.89 kB / 0.6937 GB, free: 12.28 MB / 0.545 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002202/0.6117, allocations: 79.91 kB / 0.6938 GB, free: 12.2 MB / 0.545 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 4.04e-05/0.6117, allocations: 15.98 kB / 0.6938 GB, free: 12.19 MB / 0.545 GB Notification: Performance of sorting global known variables: time 0.0005604/0.6123, allocations: 399.1 kB / 0.6942 GB, free: 11.8 MB / 0.545 GB Notification: Performance of sort global known variables: time 1.31e-07/0.6123, allocations: 0 / 0.6942 GB, free: 11.8 MB / 0.545 GB Notification: Performance of remove unused functions: time 0.002846/0.6151, allocations: 1.131 MB / 0.6953 GB, free: 10.67 MB / 0.545 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 3 * Number of states: 0 () * Number of discrete variables: 24 ($cse4.phase,$cse4.region,$cse5.phase,$cse5.region,$cse6.phase,$cse6.region,$whenCondition2,$whenCondition1,Sine1.T_start,Sine1.count,Sine2.T_start,Sine2.count,$cse1.phase,$cse1.region,$cse2.phase,$cse2.region,$cse3.phase,$cse3.region,$whenCondition4,$whenCondition3,Sine3.T_start,Sine3.count,Sine4.T_start,Sine4.count) * Number of discrete states: 4 (Sine3.count,Sine4.count,Sine2.count,Sine1.count) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (48): * Single equations (assignments): 34 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 6 * When equations: 8 * 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 0.004011/0.6191, allocations: 0.9875 MB / 0.6963 GB, free: 9.676 MB / 0.545 GB Notification: Performance of simCode: created initialization part: time 0.003527/0.6227, allocations: 1.55 MB / 0.6978 GB, free: 8.027 MB / 0.545 GB Notification: Performance of simCode: created event and clocks part: time 5.56e-06/0.6227, allocations: 0 / 0.6978 GB, free: 8.027 MB / 0.545 GB Notification: Performance of simCode: created simulation system equations: time 0.001295/0.624, allocations: 0.5632 MB / 0.6983 GB, free: 7.461 MB / 0.545 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001883/0.6259, allocations: 360.1 kB / 0.6987 GB, free: 7.109 MB / 0.545 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002663/0.6286, allocations: 1.731 MB / 0.7004 GB, free: 5.34 MB / 0.545 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0005317/0.6291, allocations: 1.019 MB / 0.7014 GB, free: 4.297 MB / 0.545 GB Notification: Performance of simCode: alias equations: time 0.0006846/0.6298, allocations: 380.5 kB / 0.7017 GB, free: 3.922 MB / 0.545 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002112/0.6301, allocations: 67.42 kB / 0.7018 GB, free: 3.855 MB / 0.545 GB Notification: Performance of SimCode: time 5.21e-07/0.6301, allocations: 0 / 0.7018 GB, free: 3.855 MB / 0.545 GB Notification: Performance of Templates: time 0.05494/0.685, allocations: 42.22 MB / 0.743 GB, free: 9.562 MB / 0.5919 GB make -j1 -f ThermoPower_ThermoPower.Test.WaterComponents.TestSplitRev.makefile (rm -f ThermoPower_ThermoPower.Test.WaterComponents.TestSplitRev.pipe ; mkfifo ThermoPower_ThermoPower.Test.WaterComponents.TestSplitRev.pipe ; head -c 1048576 < ThermoPower_ThermoPower.Test.WaterComponents.TestSplitRev.pipe >> ../files/ThermoPower_ThermoPower.Test.WaterComponents.TestSplitRev.sim & ./ThermoPower_ThermoPower.Test.WaterComponents.TestSplitRev -abortSlowSimulation -alarm=480 -lv LOG_STATS > ThermoPower_ThermoPower.Test.WaterComponents.TestSplitRev.pipe 2>&1)