Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildSysPro_BuildSysPro.IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.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/BuildSysPro 3.6.0/package.mo", uses=false) Using package BuildSysPro with version 3.5.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/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(BuildSysPro.IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves") translateModel(BuildSysPro.IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001453/0.001453, allocations: 102.2 kB / 16.35 MB, free: 5.875 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001015/0.001016, allocations: 194.3 kB / 17.3 MB, free: 5.516 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.379/1.379, allocations: 222.9 MB / 241 MB, free: 14.99 MB / 206.1 MB [/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/Building/BuildingEnvelope/HeatTransfer/package.mo:2:1-40:17:writable] Warning: Soil_case_nappe was referenced in the package.order file, but was not found in package.mo, Soil_case_nappe/package.mo or Soil_case_nappe.mo. Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildSysPro 3.6.0/package.mo): time 0.85/0.85, allocations: 143.1 MB / 434.2 MB, free: 12.01 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001254/0.001254, allocations: 59.91 kB / 0.5156 GB, free: 14.45 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3906/0.3918, allocations: 82.03 MB / 0.5957 GB, free: 16.14 MB / 446.1 MB Notification: Performance of NFInst.instantiate(BuildSysPro.IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves): time 0.09486/0.4867, allocations: 106.8 MB / 0.7 GB, free: 5.121 MB / 0.5294 GB Notification: Performance of NFInst.instExpressions: time 0.05333/0.5401, allocations: 35.61 MB / 0.7347 GB, free: 1.426 MB / 0.5606 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.009489/0.5496, allocations: 163.1 kB / 0.7349 GB, free: 1.266 MB / 0.5606 GB Notification: Performance of NFTyping.typeComponents: time 0.4626/1.012, allocations: 18.59 MB / 0.7531 GB, free: 17.07 MB / 0.5762 GB Notification: Performance of NFTyping.typeBindings: time 0.01664/1.029, allocations: 5.436 MB / 0.7584 GB, free: 17.06 MB / 0.5762 GB Notification: Performance of NFTyping.typeClassSections: time 0.01159/1.041, allocations: 4.105 MB / 0.7624 GB, free: 17 MB / 0.5762 GB Notification: Performance of NFFlatten.flatten: time 0.04678/1.087, allocations: 32.05 MB / 0.7937 GB, free: 16.71 MB / 0.5762 GB Notification: Performance of NFFlatten.resolveConnections: time 0.007186/1.095, allocations: 3.593 MB / 0.7972 GB, free: 16.09 MB / 0.5762 GB Notification: Performance of NFEvalConstants.evaluate: time 0.0134/1.108, allocations: 4.223 MB / 0.8013 GB, free: 15.32 MB / 0.5762 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0076/1.116, allocations: 3.386 MB / 0.8046 GB, free: 13.89 MB / 0.5762 GB Notification: Performance of NFPackage.collectConstants: time 0.00212/1.118, allocations: 460 kB / 0.805 GB, free: 13.45 MB / 0.5762 GB Notification: Performance of NFFlatten.collectFunctions: time 0.009341/1.127, allocations: 2.981 MB / 0.808 GB, free: 11.37 MB / 0.5762 GB Notification: Performance of NFScalarize.scalarize: time 0.004268/1.132, allocations: 1.933 MB / 0.8098 GB, free: 10.05 MB / 0.5762 GB Notification: Performance of NFVerifyModel.verify: time 0.00899/1.141, allocations: 3.09 MB / 0.8129 GB, free: 7.992 MB / 0.5762 GB Notification: Performance of NFConvertDAE.convert: time 0.01672/1.157, allocations: 9.831 MB / 0.8225 GB, free: 300 kB / 0.5762 GB Notification: Performance of FrontEnd - DAE generated: time 8.576e-06/1.157, allocations: 0 / 0.8225 GB, free: 300 kB / 0.5762 GB Notification: Performance of FrontEnd: time 2.896e-06/1.157, allocations: 4 kB / 0.8225 GB, free: 296 kB / 0.5762 GB Notification: Performance of Transformations before backend: time 0.000351/1.158, allocations: 0 / 0.8225 GB, free: 296 kB / 0.5762 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 545 * Number of variables: 545 Notification: Performance of Generate backend data structure: time 0.01787/1.176, allocations: 6.466 MB / 0.8288 GB, free: 10.52 MB / 0.5919 GB Notification: Performance of prepare preOptimizeDAE: time 4.884e-05/1.176, allocations: 8.031 kB / 0.8288 GB, free: 10.51 MB / 0.5919 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01156/1.187, allocations: 1.917 MB / 0.8307 GB, free: 8.586 MB / 0.5919 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01867/1.206, allocations: 7.223 MB / 0.8377 GB, free: 1.523 MB / 0.5919 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0002459/1.206, allocations: 192.3 kB / 0.8379 GB, free: 1.332 MB / 0.5919 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0007844/1.207, allocations: 244 kB / 0.8381 GB, free: 1.094 MB / 0.5919 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.007741/1.215, allocations: 3.605 MB / 0.8417 GB, free: 13.36 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 5.026e-05/1.215, allocations: 4 kB / 0.8417 GB, free: 13.36 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0002535/1.215, allocations: 88 kB / 0.8417 GB, free: 13.27 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 4.139e-05/1.215, allocations: 52 kB / 0.8418 GB, free: 13.22 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.007715/1.223, allocations: 2.927 MB / 0.8447 GB, free: 10.3 MB / 0.6075 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 0.0265/1.25, allocations: 15.79 MB / 0.8601 GB, free: 9.891 MB / 0.6231 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007617/1.257, allocations: 2.791 MB / 0.8628 GB, free: 7.094 MB / 0.6231 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.003316/1.261, allocations: 1.227 MB / 0.864 GB, free: 5.867 MB / 0.6231 GB Notification: Performance of preOpt evalFunc (simulation): time 0.01142/1.272, allocations: 5.707 MB / 0.8696 GB, free: 15.89 MB / 0.6387 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.903e-05/1.272, allocations: 55.56 kB / 0.8696 GB, free: 15.83 MB / 0.6387 GB Notification: Performance of pre-optimization done (n=115): time 3.025e-06/1.272, allocations: 2.625 kB / 0.8696 GB, free: 15.83 MB / 0.6387 GB Notification: Performance of matching and sorting (n=115): time 0.01501/1.287, allocations: 4.737 MB / 0.8742 GB, free: 11.03 MB / 0.6387 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.578e-05/1.287, allocations: 68.41 kB / 0.8743 GB, free: 10.95 MB / 0.6387 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.01057/1.298, allocations: 5.818 MB / 0.88 GB, free: 5.141 MB / 0.6387 GB Notification: Performance of collectPreVariables (initialization): time 0.0006714/1.298, allocations: 67.5 kB / 0.8801 GB, free: 5.07 MB / 0.6387 GB Notification: Performance of collectInitialEqns (initialization): time 0.002366/1.301, allocations: 2.297 MB / 0.8823 GB, free: 2.789 MB / 0.6387 GB Notification: Performance of collectInitialBindings (initialization): time 0.0007222/1.302, allocations: 415.3 kB / 0.8827 GB, free: 2.387 MB / 0.6387 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001534/1.303, allocations: 0.9179 MB / 0.8836 GB, free: 1.465 MB / 0.6387 GB Notification: Performance of setup shared object (initialization): time 0.0001416/1.303, allocations: 309.1 kB / 0.8839 GB, free: 1.16 MB / 0.6387 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.005506/1.309, allocations: 3.082 MB / 0.8869 GB, free: 14.07 MB / 0.6544 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.006348/1.315, allocations: 3.975 MB / 0.8908 GB, free: 9.77 MB / 0.6544 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.01075/1.326, allocations: 6.489 MB / 0.8971 GB, free: 3.09 MB / 0.6544 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.122e-05/1.326, allocations: 8 kB / 0.8971 GB, free: 3.082 MB / 0.6544 GB Notification: Performance of matching and sorting (n=503) (initialization): time 0.01595/1.342, allocations: 8.165 MB / 0.9051 GB, free: 10.98 MB / 0.67 GB Notification: Performance of prepare postOptimizeDAE: time 3.112e-05/1.342, allocations: 12 kB / 0.9051 GB, free: 10.96 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.006e-05/1.342, allocations: 20 kB / 0.9051 GB, free: 10.95 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.00216/1.344, allocations: 0.9943 MB / 0.9061 GB, free: 9.945 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003317/1.348, allocations: 0.7391 MB / 0.9068 GB, free: 9.242 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002861/1.35, allocations: 2.999 MB / 0.9098 GB, free: 6.152 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00506/1.355, allocations: 0.5116 MB / 0.9103 GB, free: 5.641 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005817/1.356, allocations: 231.3 kB / 0.9105 GB, free: 5.418 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.006843/1.363, allocations: 3.661 MB / 0.914 GB, free: 1.75 MB / 0.67 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.005114/1.368, allocations: 3.43 MB / 0.9174 GB, free: 13.99 MB / 0.6856 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.008908/1.377, allocations: 5.437 MB / 0.9227 GB, free: 8.359 MB / 0.6856 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.445e-05/1.377, allocations: 4 kB / 0.9227 GB, free: 8.355 MB / 0.6856 GB Notification: Performance of matching and sorting (n=503) (initialization_lambda0): time 0.01461/1.392, allocations: 7.18 MB / 0.9297 GB, free: 1.254 MB / 0.6856 GB Notification: Performance of prepare postOptimizeDAE: time 3.057e-05/1.392, allocations: 16 kB / 0.9297 GB, free: 1.238 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.785e-05/1.392, allocations: 20.59 kB / 0.9298 GB, free: 1.223 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.003346/1.395, allocations: 1.137 MB / 0.9309 GB, free: 80 kB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003295/1.398, allocations: 0.6884 MB / 0.9315 GB, free: 15.43 MB / 0.7012 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0221/1.421, allocations: 16.85 MB / 0.948 GB, free: 14 MB / 0.7169 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005262/1.426, allocations: 418 kB / 0.9484 GB, free: 13.59 MB / 0.7169 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0007012/1.427, allocations: 191.9 kB / 0.9486 GB, free: 13.4 MB / 0.7169 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 81 * 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 (339): * Single equations (assignments): 327 * Array equations: 4 * Algorithm blocks: 0 * Record equations: 4 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 4 * 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): 4 systems {(1,4), (1,4), (1,4), (1,4)} Notification: Performance of prepare postOptimizeDAE: time 0.0008646/1.427, allocations: 335.5 kB / 0.9489 GB, free: 13.11 MB / 0.7169 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0014/1.429, allocations: 0.4973 MB / 0.9494 GB, free: 12.6 MB / 0.7169 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01032/1.439, allocations: 3.881 MB / 0.9532 GB, free: 8.75 MB / 0.7169 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 2.263e-05/1.439, allocations: 15.98 kB / 0.9532 GB, free: 8.734 MB / 0.7169 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.389e-06/1.439, allocations: 0 / 0.9532 GB, free: 8.734 MB / 0.7169 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 1.624e-05/1.439, allocations: 11.92 kB / 0.9532 GB, free: 8.723 MB / 0.7169 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.01646/1.456, allocations: 7.095 MB / 0.9601 GB, free: 1.602 MB / 0.7169 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.936e-06/1.456, allocations: 0 / 0.9601 GB, free: 1.602 MB / 0.7169 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.002188/1.458, allocations: 377.2 kB / 0.9605 GB, free: 1.242 MB / 0.7169 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.001156/1.459, allocations: 470 kB / 0.9609 GB, free: 0.7734 MB / 0.7169 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0001722/1.459, allocations: 55.94 kB / 0.961 GB, free: 0.7188 MB / 0.7169 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.002222/1.462, allocations: 2.828 MB / 0.9638 GB, free: 13.8 MB / 0.7325 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.396e-06/1.462, allocations: 3.984 kB / 0.9638 GB, free: 13.79 MB / 0.7325 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.009563/1.471, allocations: 3.61 MB / 0.9673 GB, free: 10.15 MB / 0.7325 GB Notification: Performance of postOpt removeConstants (simulation): time 0.002989/1.474, allocations: 0.857 MB / 0.9681 GB, free: 9.266 MB / 0.7325 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001097/1.475, allocations: 24 kB / 0.9681 GB, free: 9.242 MB / 0.7325 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.003071/1.478, allocations: 219.7 kB / 0.9683 GB, free: 9.027 MB / 0.7325 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002071/1.479, allocations: 103.9 kB / 0.9684 GB, free: 8.926 MB / 0.7325 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0002211/1.479, allocations: 95.92 kB / 0.9685 GB, free: 8.832 MB / 0.7325 GB Notification: Performance of sorting global known variables: time 0.006741/1.486, allocations: 3.858 MB / 0.9723 GB, free: 4.984 MB / 0.7325 GB Notification: Performance of sort global known variables: time 5.41e-07/1.486, allocations: 0 / 0.9723 GB, free: 4.984 MB / 0.7325 GB Notification: Performance of remove unused functions: time 0.007033/1.493, allocations: 2.449 MB / 0.9747 GB, free: 2.531 MB / 0.7325 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * 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 simulation (121): * Single equations (assignments): 107 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 10 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 4 * 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): 4 systems {(1,5), (1,5), (1,5), (1,5)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0021/1.495, allocations: 0.958 MB / 0.9756 GB, free: 1.652 MB / 0.7325 GB Notification: Performance of simCode: created initialization part: time 0.01758/1.512, allocations: 8.884 MB / 0.9843 GB, free: 8.863 MB / 0.7481 GB Notification: Performance of simCode: created event and clocks part: time 7.604e-06/1.512, allocations: 4.812 kB / 0.9843 GB, free: 8.859 MB / 0.7481 GB Notification: Performance of simCode: created simulation system equations: time 0.003916/1.516, allocations: 1.389 MB / 0.9857 GB, free: 7.492 MB / 0.7481 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.01051/1.527, allocations: 2.563 MB / 0.9882 GB, free: 5 MB / 0.7481 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01724/1.544, allocations: 8.922 MB / 0.9969 GB, free: 12.06 MB / 0.7637 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.002941/1.547, allocations: 2.982 MB / 0.9998 GB, free: 9.047 MB / 0.7637 GB Notification: Performance of simCode: alias equations: time 0.005391/1.552, allocations: 1.379 MB / 1.001 GB, free: 7.684 MB / 0.7637 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.001241/1.554, allocations: 399.2 kB / 1.002 GB, free: 7.293 MB / 0.7637 GB Notification: Performance of SimCode: time 8.32e-07/1.554, allocations: 4 kB / 1.002 GB, free: 7.289 MB / 0.7637 GB Notification: Performance of Templates: time 0.4991/2.053, allocations: 113.5 MB / 1.112 GB, free: 294.7 MB / 0.795 GB make -j1 -f BuildSysPro_BuildSysPro.IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.makefile (rm -f BuildSysPro_BuildSysPro.IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.pipe ; mkfifo BuildSysPro_BuildSysPro.IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.pipe ; head -c 1048576 < BuildSysPro_BuildSysPro.IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.pipe >> ../files/BuildSysPro_BuildSysPro.IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.sim & ./BuildSysPro_BuildSysPro.IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves -abortSlowSimulation -alarm=480 -s cvode -lv LOG_STATS > BuildSysPro_BuildSysPro.IBPSA.Fluid.Movers.Examples.SpeedControlled_y_pumpCurves.pipe 2>&1)