Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.ScaledExperiments.HarmonicOscillatorNetwork_N_40.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/ScalableTestSuite 2.2.0-master/package.mo", uses=false)
Using package ScalableTestSuite with version 2.2.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite 2.2.0-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(ScalableTestSuite.Mechanical.HarmonicOscillator.ScaledExperiments.HarmonicOscillatorNetwork_N_40,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="der.v.1..|der.v.2..|der.v.3..|der.v.40..|der.v.4..|der.v.5..|der.xm.1..|der.xm.2..|der.xm.3..|der.xm.40..|der.xm.4..|der.xm.5..|time|time|v.1.|v.2.|v.3.|v.40.|v.4.|v.5.|xm.1.|xm.2.|xm.3.|xm.40.|xm.4.|xm.5.|xs.1.|xs.2.|xs.3.|xs.40.|xs.4.|xs.5.",fileNamePrefix="ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.ScaledExperiments.HarmonicOscillatorNetwork_N_40")
translateModel(ScalableTestSuite.Mechanical.HarmonicOscillator.ScaledExperiments.HarmonicOscillatorNetwork_N_40,tolerance=1e-06,outputFormat="mat",numberOfIntervals=5000,variableFilter="der.v.1..|der.v.2..|der.v.3..|der.v.40..|der.v.4..|der.v.5..|der.xm.1..|der.xm.2..|der.xm.3..|der.xm.40..|der.xm.4..|der.xm.5..|time|time|v.1.|v.2.|v.3.|v.40.|v.4.|v.5.|xm.1.|xm.2.|xm.3.|xm.40.|xm.4.|xm.5.|xs.1.|xs.2.|xs.3.|xs.40.|xs.4.|xs.5.",fileNamePrefix="ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.ScaledExperiments.HarmonicOscillatorNetwork_N_40")
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001302/0.001302, allocations: 105.1 kB / 16.92 MB, free: 5.785 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001209/0.001209, allocations: 191.3 kB / 17.85 MB, free: 5.164 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.285/1.285, allocations: 222.9 MB / 241.5 MB, free: 15.2 MB / 206.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ScalableTestSuite 2.2.0-master/package.mo): time 0.869/0.869, allocations: 119.3 MB / 411 MB, free: 9.523 MB / 334.1 MB
Notification: Performance of FrontEnd - loaded program: time 0.001549/0.00155, allocations: 67.89 kB / 0.491 GB, free: 13.7 MB / 430.1 MB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.4563/0.4579, allocations: 80.68 MB / 0.5697 GB, free: 43.42 MB / 462.3 MB
Notification: Performance of NFInst.instantiate(ScalableTestSuite.Mechanical.HarmonicOscillator.ScaledExperiments.HarmonicOscillatorNetwork_N_40): time 0.002005/0.4599, allocations: 1.232 MB / 0.5709 GB, free: 42.45 MB / 462.3 MB
Notification: Performance of NFInst.instExpressions: time 0.0001701/0.4601, allocations: 43.78 kB / 0.571 GB, free: 42.41 MB / 462.3 MB
Notification: Performance of NFInst.updateImplicitVariability: time 3.888e-05/0.4602, allocations: 0 / 0.571 GB, free: 42.41 MB / 462.3 MB
Notification: Performance of NFTyping.typeComponents: time 7.357e-05/0.4602, allocations: 5.281 kB / 0.571 GB, free: 42.41 MB / 462.3 MB
Notification: Performance of NFTyping.typeBindings: time 5.287e-05/0.4603, allocations: 13.31 kB / 0.571 GB, free: 42.4 MB / 462.3 MB
Notification: Performance of NFTyping.typeClassSections: time 0.0001377/0.4605, allocations: 20.53 kB / 0.571 GB, free: 42.38 MB / 462.3 MB
Notification: Performance of NFFlatten.flatten: time 0.000561/0.461, allocations: 0.8461 MB / 0.5719 GB, free: 41.94 MB / 462.3 MB
Notification: Performance of NFFlatten.resolveConnections: time 5.363e-05/0.4611, allocations: 8.844 kB / 0.5719 GB, free: 41.93 MB / 462.3 MB
Notification: Performance of NFEvalConstants.evaluate: time 0.0002025/0.4613, allocations: 296 kB / 0.5721 GB, free: 41.81 MB / 462.3 MB
Notification: Performance of NFSimplifyModel.simplify: time 0.0003116/0.4616, allocations: 273.5 kB / 0.5724 GB, free: 41.64 MB / 462.3 MB
Notification: Performance of NFPackage.collectConstants: time 0.0001031/0.4617, allocations: 44.47 kB / 0.5724 GB, free: 41.64 MB / 462.3 MB
Notification: Performance of NFFlatten.collectFunctions: time 0.0001067/0.4618, allocations: 49.16 kB / 0.5725 GB, free: 41.63 MB / 462.3 MB
Notification: Performance of NFScalarize.scalarize: time 0.0001795/0.462, allocations: 250.3 kB / 0.5727 GB, free: 41.47 MB / 462.3 MB
Notification: Performance of NFVerifyModel.verify: time 0.0002437/0.4623, allocations: 282.5 kB / 0.573 GB, free: 41.29 MB / 462.3 MB
Notification: Performance of NFConvertDAE.convert: time 0.0002942/0.4626, allocations: 451.2 kB / 0.5734 GB, free: 41.05 MB / 462.3 MB
Notification: Performance of FrontEnd - DAE generated: time 4.899e-06/0.4626, allocations: 1.375 kB / 0.5734 GB, free: 41.05 MB / 462.3 MB
Notification: Performance of FrontEnd: time 1.873e-06/0.4626, allocations: 0 / 0.5734 GB, free: 41.05 MB / 462.3 MB
Notification: Performance of Transformations before backend: time 7.814e-06/0.4626, allocations: 0 / 0.5734 GB, free: 41.05 MB / 462.3 MB
Notification: Model statistics after passing the front-end and creating the data structures used by the back-end:
 * Number of equations: 120
 * Number of variables: 120
Notification: Performance of Generate backend data structure: time 0.002556/0.4651, allocations: 1.229 MB / 0.5746 GB, free: 40.23 MB / 462.3 MB
Notification: Performance of prepare preOptimizeDAE: time 3.609e-05/0.4652, allocations: 14.33 kB / 0.5746 GB, free: 40.23 MB / 462.3 MB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0001207/0.4653, allocations: 49.69 kB / 0.5747 GB, free: 40.21 MB / 462.3 MB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.0003371/0.4657, allocations: 308.6 kB / 0.575 GB, free: 39.95 MB / 462.3 MB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.87e-05/0.4657, allocations: 54.69 kB / 0.575 GB, free: 39.92 MB / 462.3 MB
Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001354/0.4658, allocations: 119.3 kB / 0.5752 GB, free: 39.87 MB / 462.3 MB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0007969/0.4666, allocations: 0.6244 MB / 0.5758 GB, free: 39.51 MB / 462.3 MB
Notification: Performance of preOpt findStateOrder (simulation): time 3.495e-05/0.4667, allocations: 21.38 kB / 0.5758 GB, free: 39.5 MB / 462.3 MB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 5.575e-05/0.4668, allocations: 24 kB / 0.5758 GB, free: 39.48 MB / 462.3 MB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.295e-05/0.4668, allocations: 10.91 kB / 0.5758 GB, free: 39.48 MB / 462.3 MB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0006155/0.4674, allocations: 433.6 kB / 0.5762 GB, free: 39.3 MB / 462.3 MB
Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0009113/0.4683, allocations: 0.7827 MB / 0.577 GB, free: 38.76 MB / 462.3 MB
Notification: Performance of preOpt comSubExp (simulation): time 0.001316/0.4696, allocations: 0.9385 MB / 0.5779 GB, free: 38.32 MB / 462.3 MB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0005503/0.4702, allocations: 476.4 kB / 0.5784 GB, free: 38.1 MB / 462.3 MB
Notification: Performance of preOpt evalFunc (simulation): time 5.464e-05/0.4703, allocations: 16.28 kB / 0.5784 GB, free: 38.09 MB / 462.3 MB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 1.902e-05/0.4703, allocations: 52.56 kB / 0.5784 GB, free: 38.04 MB / 462.3 MB
Notification: Performance of pre-optimization done (n=120): time 2.355e-06/0.4703, allocations: 0 / 0.5784 GB, free: 38.04 MB / 462.3 MB
Notification: Performance of matching and sorting (n=120): time 0.009936/0.4802, allocations: 2.909 MB / 0.5813 GB, free: 36.55 MB / 462.3 MB
Notification: Performance of inlineWhenForInitialization (initialization): time 3.155e-05/0.4803, allocations: 68 kB / 0.5813 GB, free: 36.48 MB / 462.3 MB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 6.599e-05/0.4804, allocations: 121.2 kB / 0.5815 GB, free: 36.36 MB / 462.3 MB
Notification: Performance of collectPreVariables (initialization): time 6.392e-05/0.4804, allocations: 55.92 kB / 0.5815 GB, free: 36.3 MB / 462.3 MB
Notification: Performance of collectInitialEqns (initialization): time 3.043e-05/0.4805, allocations: 101.1 kB / 0.5816 GB, free: 36.21 MB / 462.3 MB
Notification: Performance of collectInitialBindings (initialization): time 0.0002587/0.4807, allocations: 497.5 kB / 0.5821 GB, free: 35.77 MB / 462.3 MB
Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002844/0.481, allocations: 280 kB / 0.5823 GB, free: 35.62 MB / 462.3 MB
Notification: Performance of setup shared object (initialization): time 3.663e-05/0.4811, allocations: 310 kB / 0.5826 GB, free: 35.31 MB / 462.3 MB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006713/0.4818, allocations: 0.5061 MB / 0.5831 GB, free: 35.09 MB / 462.3 MB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.000781/0.4825, allocations: 0.8334 MB / 0.5839 GB, free: 34.48 MB / 462.3 MB
Notification: Performance of analyzeInitialSystem (initialization): time 0.001405/0.484, allocations: 1.426 MB / 0.5853 GB, free: 33.19 MB / 462.3 MB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.753e-06/0.484, allocations: 4 kB / 0.5853 GB, free: 33.19 MB / 462.3 MB
Notification: Performance of matching and sorting (n=200) (initialization): time 0.003109/0.4871, allocations: 1.996 MB / 0.5873 GB, free: 31.18 MB / 462.3 MB
Notification: Performance of prepare postOptimizeDAE: time 1.953e-05/0.4871, allocations: 12 kB / 0.5873 GB, free: 31.17 MB / 462.3 MB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.65e-05/0.4871, allocations: 8 kB / 0.5873 GB, free: 31.16 MB / 462.3 MB
Notification: Performance of postOpt tearingSystem (initialization): time 0.002149/0.4893, allocations: 0.5705 MB / 0.5879 GB, free: 30.59 MB / 462.3 MB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0008678/0.4902, allocations: 331.5 kB / 0.5882 GB, free: 30.27 MB / 462.3 MB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.006125/0.4963, allocations: 5.049 MB / 0.5931 GB, free: 25.07 MB / 462.3 MB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0006275/0.4969, allocations: 110.8 kB / 0.5932 GB, free: 24.96 MB / 462.3 MB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.438e-05/0.497, allocations: 56 kB / 0.5933 GB, free: 24.9 MB / 462.3 MB
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 (161):
 * Single equations (assignments): 160
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * 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): 1 system
   {(1,39,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 0 systems
Notification: Performance of prepare postOptimizeDAE: time 0.0002646/0.4973, allocations: 238.2 kB / 0.5935 GB, free: 24.66 MB / 462.3 MB
Notification: Performance of postOpt lateInlineFunction (simulation): time 7.519e-05/0.4974, allocations: 39.53 kB / 0.5935 GB, free: 24.62 MB / 462.3 MB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0002327/0.4976, allocations: 127.9 kB / 0.5937 GB, free: 24.5 MB / 462.3 MB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 5.64e-06/0.4976, allocations: 12 kB / 0.5937 GB, free: 24.48 MB / 462.3 MB
Notification: Performance of postOpt constantLinearSystem (simulation): time 2.964e-05/0.4977, allocations: 8 kB / 0.5937 GB, free: 24.48 MB / 462.3 MB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.266e-06/0.4977, allocations: 3.984 kB / 0.5937 GB, free: 24.47 MB / 462.3 MB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0007204/0.4984, allocations: 0.7551 MB / 0.5944 GB, free: 23.67 MB / 462.3 MB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.855e-06/0.4984, allocations: 3.938 kB / 0.5944 GB, free: 23.66 MB / 462.3 MB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001216/0.4996, allocations: 263.8 kB / 0.5947 GB, free: 23.41 MB / 462.3 MB
Notification: Performance of postOpt tearingSystem (simulation): time 0.002066/0.5017, allocations: 0.5626 MB / 0.5952 GB, free: 22.84 MB / 462.3 MB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 9.143e-05/0.5018, allocations: 59.88 kB / 0.5953 GB, free: 22.78 MB / 462.3 MB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.006037/0.5078, allocations: 5.019 MB / 0.6002 GB, free: 17.62 MB / 462.3 MB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.044e-06/0.5079, allocations: 0 / 0.6002 GB, free: 17.62 MB / 462.3 MB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.00337/0.5112, allocations: 2.322 MB / 0.6025 GB, free: 15.28 MB / 462.3 MB
Notification: Performance of postOpt removeConstants (simulation): time 8.162e-05/0.5113, allocations: 136.3 kB / 0.6026 GB, free: 15.12 MB / 462.3 MB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001117/0.5115, allocations: 51.95 kB / 0.6026 GB, free: 15.07 MB / 462.3 MB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003543/0.5118, allocations: 20 kB / 0.6027 GB, free: 15.05 MB / 462.3 MB
Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001518/0.512, allocations: 84.86 kB / 0.6027 GB, free: 14.97 MB / 462.3 MB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.33e-05/0.512, allocations: 35.98 kB / 0.6028 GB, free: 14.93 MB / 462.3 MB
Notification: Performance of sorting global known variables: time 2.767e-05/0.5121, allocations: 83.28 kB / 0.6028 GB, free: 14.85 MB / 462.3 MB
Notification: Performance of sort global known variables: time 1e-07/0.5121, allocations: 0 / 0.6028 GB, free: 14.85 MB / 462.3 MB
Notification: Performance of remove unused functions: time 0.0007374/0.5128, allocations: 284 kB / 0.6031 GB, free: 14.57 MB / 462.3 MB
Notification: Model statistics after passing the back-end for simulation:
 * Number of independent subsystems: 1
 * Number of states: 80 (xm[1],xm[2],xm[3],xm[4],xm[5],xm[6],xm[7],xm[8],xm[9],xm[10],xm[11],xm[12],xm[13],xm[14],xm[15],xm[16],xm[17],xm[18],xm[19],xm[20],xm[21],xm[22],xm[23],xm[24],xm[25],xm[26],xm[27],xm[28],xm[29],xm[30],xm[31],xm[32],xm[33],xm[34],xm[35],xm[36],xm[37],xm[38],xm[39],xm[40],v[1],v[2],v[3],v[4],v[5],v[6],v[7],v[8],v[9],v[10],v[11],v[12],v[13],v[14],v[15],v[16],v[17],v[18],v[19],v[20],v[21],v[22],v[23],v[24],v[25],v[26],v[27],v[28],v[29],v[30],v[31],v[32],v[33],v[34],v[35],v[36],v[37],v[38],v[39],v[40])
 * 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): 80
 * Array equations: 0
 * Algorithm blocks: 0
 * Record equations: 0
 * 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): 1 system
   {(1,39,100.0%)}
 * Non-linear torn systems (#iteration vars, #inner vars): 0 systems
Notification: Performance of Backend phase and start with SimCode phase: time 0.0001844/0.513, allocations: 169.3 kB / 0.6033 GB, free: 14.4 MB / 462.3 MB
Notification: Performance of simCode: created initialization part: time 0.003408/0.5164, allocations: 2.31 MB / 0.6055 GB, free: 12.07 MB / 462.3 MB
Notification: Performance of simCode: created event and clocks part: time 4.168e-06/0.5164, allocations: 4 kB / 0.6055 GB, free: 12.07 MB / 462.3 MB
Notification: Performance of simCode: created simulation system equations: time 0.001722/0.5182, allocations: 1.014 MB / 0.6065 GB, free: 11.05 MB / 462.3 MB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0002949/0.5185, allocations: 44 kB / 0.6066 GB, free: 11 MB / 462.3 MB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005401/0.5239, allocations: 5.841 MB / 0.6123 GB, free: 5.129 MB / 462.3 MB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003052/0.5242, allocations: 0.9363 MB / 0.6132 GB, free: 4.168 MB / 462.3 MB
Notification: Performance of simCode: alias equations: time 0.0005383/0.5248, allocations: 301.4 kB / 0.6135 GB, free: 3.871 MB / 462.3 MB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000108/0.5249, allocations: 43.44 kB / 0.6135 GB, free: 3.828 MB / 462.3 MB
Notification: Performance of SimCode: time 4e-07/0.5249, allocations: 0 / 0.6135 GB, free: 3.828 MB / 462.3 MB
Notification: Performance of Templates: time 0.01456/0.5394, allocations: 10.07 MB / 0.6233 GB, free: 9.785 MB / 478.3 MB
make -j1 -f ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.ScaledExperiments.HarmonicOscillatorNetwork_N_40.makefile
(rm -f ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.ScaledExperiments.HarmonicOscillatorNetwork_N_40.pipe ; mkfifo ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.ScaledExperiments.HarmonicOscillatorNetwork_N_40.pipe ; head -c 1048576 < ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.ScaledExperiments.HarmonicOscillatorNetwork_N_40.pipe >> ../files/ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.ScaledExperiments.HarmonicOscillatorNetwork_N_40.sim & ./ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.ScaledExperiments.HarmonicOscillatorNetwork_N_40  -abortSlowSimulation -alarm=300  -emit_protected -lv LOG_STATS > ScalableTestSuite_noopt_ScalableTestSuite.Mechanical.HarmonicOscillator.ScaledExperiments.HarmonicOscillatorNetwork_N_40.pipe 2>&1)