Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.Electrical.DC.Lines.Examples.DCLine.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/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-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(BuildingSystems.Electrical.DC.Lines.Examples.DCLine,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.DC.Lines.Examples.DCLine") translateModel(BuildingSystems.Electrical.DC.Lines.Examples.DCLine,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Electrical.DC.Lines.Examples.DCLine") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001408/0.001408, allocations: 98.73 kB / 16.35 MB, free: 5.828 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001482/0.001482, allocations: 193.5 kB / 17.29 MB, free: 5.484 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.281/1.281, allocations: 222.9 MB / 241 MB, free: 15.17 MB / 206.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002078/0.002078, allocations: 284.6 kB / 291.4 MB, free: 14.46 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.9305/0.9305, allocations: 169.2 MB / 0.4989 GB, free: 4.441 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.00174/0.00174, allocations: 95.42 kB / 0.5967 GB, free: 14.43 MB / 414.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1512/0.153, allocations: 86.97 MB / 0.6816 GB, free: 7.441 MB / 494.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Electrical.DC.Lines.Examples.DCLine): time 0.00741/0.1604, allocations: 6.276 MB / 0.6877 GB, free: 1.137 MB / 494.1 MB Notification: Performance of NFInst.instExpressions: time 0.2651/0.4256, allocations: 4.528 MB / 0.6921 GB, free: 12.8 MB / 494.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0003583/0.426, allocations: 23.41 kB / 0.6922 GB, free: 12.8 MB / 494.1 MB Notification: Performance of NFTyping.typeComponents: time 0.002137/0.4281, allocations: 0.9215 MB / 0.6931 GB, free: 12.64 MB / 494.1 MB Notification: Performance of NFTyping.typeBindings: time 0.001697/0.4298, allocations: 0.7714 MB / 0.6938 GB, free: 12.41 MB / 494.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.0007072/0.4305, allocations: 323 kB / 0.6941 GB, free: 12.4 MB / 494.1 MB Notification: Performance of NFFlatten.flatten: time 0.001138/0.4317, allocations: 1.131 MB / 0.6952 GB, free: 11.99 MB / 494.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.000818/0.4325, allocations: 0.6886 MB / 0.6959 GB, free: 11.71 MB / 494.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0005341/0.433, allocations: 472.7 kB / 0.6964 GB, free: 11.53 MB / 494.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.0006919/0.4337, allocations: 499.9 kB / 0.6968 GB, free: 11.35 MB / 494.1 MB Notification: Performance of NFPackage.collectConstants: time 0.0001088/0.4339, allocations: 68.91 kB / 0.6969 GB, free: 11.35 MB / 494.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0005354/0.4344, allocations: 277.7 kB / 0.6972 GB, free: 11.3 MB / 494.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0002366/0.4347, allocations: 258.3 kB / 0.6974 GB, free: 11.18 MB / 494.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0003718/0.435, allocations: 411.3 kB / 0.6978 GB, free: 10.94 MB / 494.1 MB Notification: Performance of NFConvertDAE.convert: time 0.001178/0.4362, allocations: 1.075 MB / 0.6988 GB, free: 10.58 MB / 494.1 MB Notification: Performance of FrontEnd - DAE generated: time 4.127e-06/0.4362, allocations: 0 / 0.6988 GB, free: 10.58 MB / 494.1 MB Notification: Performance of FrontEnd: time 1.483e-06/0.4362, allocations: 0 / 0.6988 GB, free: 10.58 MB / 494.1 MB Notification: Performance of Transformations before backend: time 1.21e-05/0.4363, allocations: 1.031 kB / 0.6988 GB, free: 10.58 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: 142 * Number of variables: 142 Notification: Performance of Generate backend data structure: time 0.001797/0.4381, allocations: 1.093 MB / 0.6999 GB, free: 9.824 MB / 494.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.448e-05/0.4381, allocations: 13.47 kB / 0.6999 GB, free: 9.82 MB / 494.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.003071/0.4412, allocations: 0.6317 MB / 0.7005 GB, free: 9.742 MB / 494.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0009712/0.4422, allocations: 0.5725 MB / 0.7011 GB, free: 9.367 MB / 494.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 3.296e-05/0.4422, allocations: 34.03 kB / 0.7011 GB, free: 9.352 MB / 494.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 9.587e-05/0.4423, allocations: 54.53 kB / 0.7012 GB, free: 9.336 MB / 494.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001881/0.4442, allocations: 1.025 MB / 0.7022 GB, free: 8.902 MB / 494.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 1.765e-05/0.4442, allocations: 4 kB / 0.7022 GB, free: 8.898 MB / 494.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 6.864e-05/0.4443, allocations: 22.44 kB / 0.7022 GB, free: 8.883 MB / 494.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 8.117e-05/0.4444, allocations: 46.7 kB / 0.7023 GB, free: 8.879 MB / 494.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002257/0.4467, allocations: 1.005 MB / 0.7032 GB, free: 8.574 MB / 494.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.003824/0.4505, allocations: 3.484 MB / 0.7066 GB, free: 5.836 MB / 494.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.001414/0.4519, allocations: 496.2 kB / 0.7071 GB, free: 5.68 MB / 494.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0005294/0.4525, allocations: 228.6 kB / 0.7073 GB, free: 5.605 MB / 494.1 MB Notification: Performance of preOpt evalFunc (simulation): time 3.626e-05/0.4525, allocations: 8.688 kB / 0.7073 GB, free: 5.602 MB / 494.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 1.675e-05/0.4525, allocations: 37.69 kB / 0.7074 GB, free: 5.559 MB / 494.1 MB Notification: Performance of pre-optimization done (n=31): time 1.613e-06/0.4525, allocations: 0 / 0.7074 GB, free: 5.559 MB / 494.1 MB Notification: Performance of matching and sorting (n=43): time 0.006439/0.459, allocations: 2.017 MB / 0.7093 GB, free: 4.844 MB / 494.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 2.397e-05/0.459, allocations: 55.75 kB / 0.7094 GB, free: 4.781 MB / 494.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0008498/0.4599, allocations: 0.573 MB / 0.71 GB, free: 4.512 MB / 494.1 MB Notification: Performance of collectPreVariables (initialization): time 4.656e-05/0.4599, allocations: 32.11 kB / 0.71 GB, free: 4.477 MB / 494.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.000251/0.4602, allocations: 356.8 kB / 0.7103 GB, free: 4.191 MB / 494.1 MB Notification: Performance of collectInitialBindings (initialization): time 0.0001439/0.4603, allocations: 147.6 kB / 0.7105 GB, free: 4.078 MB / 494.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002012/0.4605, allocations: 91.09 kB / 0.7106 GB, free: 4.023 MB / 494.1 MB Notification: Performance of setup shared object (initialization): time 0.000142/0.4607, allocations: 374.2 kB / 0.7109 GB, free: 3.684 MB / 494.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007103/0.4614, allocations: 263.7 kB / 0.7112 GB, free: 3.602 MB / 494.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0007885/0.4622, allocations: 358.5 kB / 0.7115 GB, free: 3.406 MB / 494.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.001423/0.4636, allocations: 0.6243 MB / 0.7121 GB, free: 3.098 MB / 494.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 6.302e-06/0.4637, allocations: 5.281 kB / 0.7121 GB, free: 3.094 MB / 494.1 MB Notification: Performance of matching and sorting (n=59) (initialization): time 0.002371/0.466, allocations: 0.9281 MB / 0.713 GB, free: 2.734 MB / 494.1 MB Notification: Performance of prepare postOptimizeDAE: time 2.303e-05/0.4661, allocations: 9.812 kB / 0.713 GB, free: 2.734 MB / 494.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.908e-06/0.4661, allocations: 3.594 kB / 0.713 GB, free: 2.734 MB / 494.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 0.001088/0.4672, allocations: 272.8 kB / 0.7133 GB, free: 2.641 MB / 494.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0006052/0.4678, allocations: 114.9 kB / 0.7134 GB, free: 2.633 MB / 494.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.006591/0.4744, allocations: 9.11 MB / 0.7223 GB, free: 9.863 MB / 0.4981 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0006692/0.4751, allocations: 47.52 kB / 0.7224 GB, free: 9.852 MB / 0.4981 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.689e-05/0.4751, allocations: 18.94 kB / 0.7224 GB, free: 9.848 MB / 0.4981 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0009044/0.4761, allocations: 429.1 kB / 0.7228 GB, free: 9.656 MB / 0.4981 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0006776/0.4767, allocations: 363.6 kB / 0.7231 GB, free: 9.457 MB / 0.4981 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001274/0.478, allocations: 0.6111 MB / 0.7237 GB, free: 9.152 MB / 0.4981 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.019e-06/0.478, allocations: 5.188 kB / 0.7237 GB, free: 9.148 MB / 0.4981 GB Notification: Performance of matching and sorting (n=59) (initialization_lambda0): time 0.002346/0.4804, allocations: 1.121 MB / 0.7248 GB, free: 8.516 MB / 0.4981 GB Notification: Performance of prepare postOptimizeDAE: time 1.185e-05/0.4804, allocations: 10.47 kB / 0.7248 GB, free: 8.512 MB / 0.4981 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 5.52e-06/0.4804, allocations: 2.844 kB / 0.7248 GB, free: 8.512 MB / 0.4981 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0007867/0.4812, allocations: 226 kB / 0.7251 GB, free: 8.422 MB / 0.4981 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0006009/0.4818, allocations: 123.3 kB / 0.7252 GB, free: 8.41 MB / 0.4981 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.006066/0.4879, allocations: 8.794 MB / 0.7338 GB, free: 15.46 MB / 0.5137 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007411/0.4887, allocations: 42.17 kB / 0.7338 GB, free: 15.45 MB / 0.5137 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 4.494e-05/0.4887, allocations: 21.2 kB / 0.7338 GB, free: 15.44 MB / 0.5137 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 14 * 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 (47): * Single equations (assignments): 41 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 6 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 3 systems {(1,2,100.0%), (1,2,100.0%), (1,2,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 3 systems {(1,2), (1,2), (1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.0002261/0.489, allocations: 213.5 kB / 0.734 GB, free: 15.23 MB / 0.5137 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001183/0.4891, allocations: 77.14 kB / 0.7341 GB, free: 15.19 MB / 0.5137 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0001874/0.4893, allocations: 78.78 kB / 0.7342 GB, free: 15.12 MB / 0.5137 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.839e-06/0.4893, allocations: 5.125 kB / 0.7342 GB, free: 15.12 MB / 0.5137 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.329e-05/0.4893, allocations: 1.25 kB / 0.7342 GB, free: 15.12 MB / 0.5137 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 4.308e-06/0.4893, allocations: 4 kB / 0.7342 GB, free: 15.12 MB / 0.5137 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0008382/0.4902, allocations: 0.6519 MB / 0.7348 GB, free: 14.62 MB / 0.5137 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 3.777e-06/0.4902, allocations: 3.938 kB / 0.7348 GB, free: 14.62 MB / 0.5137 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0004872/0.4907, allocations: 87.94 kB / 0.7349 GB, free: 14.59 MB / 0.5137 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0009397/0.4916, allocations: 255.6 kB / 0.7352 GB, free: 14.44 MB / 0.5137 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 3.921e-05/0.4917, allocations: 10.53 kB / 0.7352 GB, free: 14.43 MB / 0.5137 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.00665/0.4983, allocations: 9.063 MB / 0.744 GB, free: 5.32 MB / 0.5137 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.603e-06/0.4984, allocations: 0 / 0.744 GB, free: 5.32 MB / 0.5137 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.00226/0.5006, allocations: 0.9159 MB / 0.7449 GB, free: 4.75 MB / 0.5137 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0003928/0.501, allocations: 183.7 kB / 0.7451 GB, free: 4.582 MB / 0.5137 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 8.206e-05/0.5011, allocations: 6.75 kB / 0.7451 GB, free: 4.578 MB / 0.5137 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0004824/0.5016, allocations: 34.98 kB / 0.7451 GB, free: 4.562 MB / 0.5137 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001548/0.5018, allocations: 48.55 kB / 0.7452 GB, free: 4.531 MB / 0.5137 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.82e-05/0.5018, allocations: 16.47 kB / 0.7452 GB, free: 4.523 MB / 0.5137 GB Notification: Performance of sorting global known variables: time 0.0005259/0.5024, allocations: 401.6 kB / 0.7456 GB, free: 4.289 MB / 0.5137 GB Notification: Performance of sort global known variables: time 3.71e-07/0.5024, allocations: 0 / 0.7456 GB, free: 4.289 MB / 0.5137 GB Notification: Performance of remove unused functions: time 0.00124/0.5036, allocations: 302.3 kB / 0.7459 GB, free: 4.262 MB / 0.5137 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * 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 (31): * Single equations (assignments): 25 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 6 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 3 systems {(1,2,100.0%), (1,2,100.0%), (1,2,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 3 systems {(1,2), (1,2), (1,2)} Notification: Performance of Backend phase and start with SimCode phase: time 0.0001561/0.5038, allocations: 111.3 kB / 0.746 GB, free: 4.164 MB / 0.5137 GB Notification: Performance of simCode: created initialization part: time 0.003812/0.5076, allocations: 2.349 MB / 0.7483 GB, free: 2.281 MB / 0.5137 GB Notification: Performance of simCode: created event and clocks part: time 3.897e-06/0.5076, allocations: 0 / 0.7483 GB, free: 2.281 MB / 0.5137 GB Notification: Performance of simCode: created simulation system equations: time 0.001399/0.509, allocations: 1.015 MB / 0.7492 GB, free: 1.402 MB / 0.5137 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001105/0.5102, allocations: 216.3 kB / 0.7495 GB, free: 1.301 MB / 0.5137 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.002697/0.5129, allocations: 1.303 MB / 0.7507 GB, free: 0.5117 MB / 0.5137 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0007232/0.5136, allocations: 0.9848 MB / 0.7517 GB, free: 15.67 MB / 0.5294 GB Notification: Performance of simCode: alias equations: time 0.0005669/0.5142, allocations: 149.4 kB / 0.7518 GB, free: 15.6 MB / 0.5294 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001457/0.5143, allocations: 44.42 kB / 0.7519 GB, free: 15.59 MB / 0.5294 GB Notification: Performance of SimCode: time 2.254e-06/0.5143, allocations: 0 / 0.7519 GB, free: 15.59 MB / 0.5294 GB Notification: Performance of Templates: time 0.02235/0.5367, allocations: 13.48 MB / 0.765 GB, free: 5.852 MB / 0.5294 GB make -j1 -f BuildingSystems_BuildingSystems.Electrical.DC.Lines.Examples.DCLine.makefile (rm -f BuildingSystems_BuildingSystems.Electrical.DC.Lines.Examples.DCLine.pipe ; mkfifo BuildingSystems_BuildingSystems.Electrical.DC.Lines.Examples.DCLine.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Electrical.DC.Lines.Examples.DCLine.pipe >> ../files/BuildingSystems_BuildingSystems.Electrical.DC.Lines.Examples.DCLine.sim & ./BuildingSystems_BuildingSystems.Electrical.DC.Lines.Examples.DCLine -abortSlowSimulation -alarm=480 -s gbode -lv LOG_STATS > BuildingSystems_BuildingSystems.Electrical.DC.Lines.Examples.DCLine.pipe 2>&1)