Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Fluid.HeatPumps.Validation.Carnot_y_etaCar.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 7.0.3-maint.7.0.x/package.mo", uses=false) Using package Buildings with version 7.0.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.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.HeatPumps.Validation.Carnot_y_etaCar,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Fluid.HeatPumps.Validation.Carnot_y_etaCar") translateModel(Buildings.Fluid.HeatPumps.Validation.Carnot_y_etaCar,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Fluid.HeatPumps.Validation.Carnot_y_etaCar") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001369/0.001369, allocations: 108 kB / 15.6 MB, free: 132 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001446/0.001446, allocations: 198.5 kB / 16.54 MB, free: 6.672 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.487/1.487, allocations: 205.1 MB / 222.4 MB, free: 4.625 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 7.0.3-maint.7.0.x/package.mo): time 1.555/1.555, allocations: 251.7 MB / 0.5092 GB, free: 3.066 MB / 414.1 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 0.001631/0.001631, allocations: 67.91 kB / 0.6223 GB, free: 1.508 MB / 0.5137 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.5276/0.5293, allocations: 104.7 MB / 0.7245 GB, free: 13.07 MB / 0.545 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.HeatPumps.Validation.Carnot_y_etaCar): time 0.07581/0.6051, allocations: 75.24 MB / 0.798 GB, free: 1.57 MB / 0.6075 GB Notification: Performance of NFInst.instExpressions: time 0.02089/0.626, allocations: 15.01 MB / 0.8126 GB, free: 2.523 MB / 0.6231 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003448/0.6295, allocations: 63.62 kB / 0.8127 GB, free: 2.461 MB / 0.6231 GB Notification: Performance of NFTyping.typeComponents: time 0.002748/0.6323, allocations: 0.8228 MB / 0.8135 GB, free: 1.633 MB / 0.6231 GB Notification: Performance of NFTyping.typeBindings: time 0.007511/0.6399, allocations: 2.576 MB / 0.816 GB, free: 15.04 MB / 0.6387 GB Notification: Performance of NFTyping.typeClassSections: time 0.00377/0.6436, allocations: 1.351 MB / 0.8173 GB, free: 13.7 MB / 0.6387 GB Notification: Performance of NFFlatten.flatten: time 0.005906/0.6496, allocations: 4.338 MB / 0.8216 GB, free: 9.355 MB / 0.6387 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002452/0.652, allocations: 1.433 MB / 0.823 GB, free: 7.887 MB / 0.6387 GB Notification: Performance of NFEvalConstants.evaluate: time 0.004581/0.6566, allocations: 1.628 MB / 0.8246 GB, free: 6.258 MB / 0.6387 GB Notification: Performance of NFSimplifyModel.simplify: time 0.002694/0.6593, allocations: 1.206 MB / 0.8257 GB, free: 5.047 MB / 0.6387 GB Notification: Performance of NFPackage.collectConstants: time 0.0003785/0.6597, allocations: 168 kB / 0.8259 GB, free: 4.883 MB / 0.6387 GB Notification: Performance of NFFlatten.collectFunctions: time 0.003551/0.6633, allocations: 1.396 MB / 0.8273 GB, free: 3.484 MB / 0.6387 GB Notification: Performance of NFScalarize.scalarize: time 0.0005001/0.6638, allocations: 394.6 kB / 0.8276 GB, free: 3.098 MB / 0.6387 GB Notification: Performance of NFVerifyModel.verify: time 0.001488/0.6653, allocations: 0.9021 MB / 0.8285 GB, free: 2.191 MB / 0.6387 GB Notification: Performance of NFConvertDAE.convert: time 0.004347/0.6697, allocations: 2.82 MB / 0.8313 GB, free: 15.36 MB / 0.6544 GB Notification: Performance of FrontEnd - DAE generated: time 6.152e-06/0.6697, allocations: 0 / 0.8313 GB, free: 15.36 MB / 0.6544 GB Notification: Performance of FrontEnd: time 1.433e-06/0.6697, allocations: 0 / 0.8313 GB, free: 15.36 MB / 0.6544 GB Notification: Performance of Transformations before backend: time 3.107e-05/0.6697, allocations: 0 / 0.8313 GB, free: 15.36 MB / 0.6544 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 240 * Number of variables: 240 Notification: Performance of Generate backend data structure: time 0.003707/0.6735, allocations: 2.078 MB / 0.8333 GB, free: 13.22 MB / 0.6544 GB Notification: Performance of prepare preOptimizeDAE: time 4.08e-05/0.6735, allocations: 12.03 kB / 0.8333 GB, free: 13.21 MB / 0.6544 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0008159/0.6743, allocations: 230.8 kB / 0.8335 GB, free: 12.98 MB / 0.6544 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002317/0.6767, allocations: 1.435 MB / 0.8349 GB, free: 11.49 MB / 0.6544 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 6.551e-05/0.6767, allocations: 77.94 kB / 0.835 GB, free: 11.42 MB / 0.6544 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001493/0.6769, allocations: 108 kB / 0.8351 GB, free: 11.31 MB / 0.6544 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0019/0.6788, allocations: 1.092 MB / 0.8362 GB, free: 10.18 MB / 0.6544 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.283e-05/0.6788, allocations: 0 / 0.8362 GB, free: 10.18 MB / 0.6544 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 8.939e-05/0.6789, allocations: 44 kB / 0.8362 GB, free: 10.14 MB / 0.6544 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 3.344e-05/0.679, allocations: 24 kB / 0.8362 GB, free: 10.12 MB / 0.6544 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001879/0.6809, allocations: 0.8939 MB / 0.8371 GB, free: 9.223 MB / 0.6544 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 0.00618/0.6871, allocations: 4.934 MB / 0.8419 GB, free: 3.996 MB / 0.6544 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001448/0.6885, allocations: 0.6194 MB / 0.8425 GB, free: 3.371 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0007064/0.6892, allocations: 346.3 kB / 0.8429 GB, free: 3.031 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0006552/0.6899, allocations: 0.8316 MB / 0.8437 GB, free: 2.016 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.039e-05/0.69, allocations: 39.06 kB / 0.8437 GB, free: 1.969 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=61): time 3.086e-06/0.69, allocations: 0 / 0.8437 GB, free: 1.969 MB / 0.6544 GB Notification: Performance of matching and sorting (n=61): time 0.00735/0.6973, allocations: 1.689 MB / 0.8454 GB, free: 260 kB / 0.6544 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.441e-05/0.6974, allocations: 59.97 kB / 0.8454 GB, free: 184 kB / 0.6544 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001705/0.6991, allocations: 1.221 MB / 0.8466 GB, free: 14.94 MB / 0.67 GB Notification: Performance of collectPreVariables (initialization): time 0.0001095/0.6992, allocations: 45.7 kB / 0.8467 GB, free: 14.89 MB / 0.67 GB Notification: Performance of collectInitialEqns (initialization): time 0.000521/0.6997, allocations: 0.6064 MB / 0.8473 GB, free: 14.28 MB / 0.67 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002178/0.7, allocations: 216.9 kB / 0.8475 GB, free: 14.06 MB / 0.67 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.000218/0.7002, allocations: 154.5 kB / 0.8476 GB, free: 13.91 MB / 0.67 GB Notification: Performance of setup shared object (initialization): time 0.0001284/0.7003, allocations: 334 kB / 0.8479 GB, free: 13.57 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007018/0.701, allocations: 292.6 kB / 0.8482 GB, free: 13.29 MB / 0.67 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0008593/0.7019, allocations: 0.4968 MB / 0.8487 GB, free: 12.71 MB / 0.67 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001426/0.7034, allocations: 0.7128 MB / 0.8494 GB, free: 11.95 MB / 0.67 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.867e-06/0.7034, allocations: 4 kB / 0.8494 GB, free: 11.95 MB / 0.67 GB Notification: Performance of matching and sorting (n=88) (initialization): time 0.004939/0.7083, allocations: 1.269 MB / 0.8506 GB, free: 10.66 MB / 0.67 GB Notification: Performance of prepare postOptimizeDAE: time 3.213e-05/0.7084, allocations: 8 kB / 0.8506 GB, free: 10.66 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.498e-05/0.7084, allocations: 8 kB / 0.8506 GB, free: 10.65 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.000692/0.7091, allocations: 141.1 kB / 0.8508 GB, free: 10.51 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0006107/0.7097, allocations: 159.7 kB / 0.8509 GB, free: 10.35 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0008607/0.7106, allocations: 0.7006 MB / 0.8516 GB, free: 9.625 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001116/0.7117, allocations: 134.9 kB / 0.8517 GB, free: 9.492 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.803e-05/0.7118, allocations: 36.05 kB / 0.8518 GB, free: 9.457 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001105/0.7129, allocations: 0.5487 MB / 0.8523 GB, free: 8.906 MB / 0.67 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0008426/0.7138, allocations: 496.8 kB / 0.8528 GB, free: 8.344 MB / 0.67 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001386/0.7152, allocations: 0.7088 MB / 0.8535 GB, free: 7.586 MB / 0.67 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.765e-06/0.7152, allocations: 0 / 0.8535 GB, free: 7.586 MB / 0.67 GB Notification: Performance of matching and sorting (n=88) (initialization_lambda0): time 0.004793/0.72, allocations: 1.265 MB / 0.8547 GB, free: 6.309 MB / 0.67 GB Notification: Performance of prepare postOptimizeDAE: time 1.713e-05/0.72, allocations: 8 kB / 0.8547 GB, free: 6.301 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.364e-06/0.72, allocations: 4.375 kB / 0.8547 GB, free: 6.297 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005139/0.7205, allocations: 140.7 kB / 0.8549 GB, free: 6.156 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0005882/0.7211, allocations: 163.7 kB / 0.855 GB, free: 5.996 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.0008057/0.7219, allocations: 0.7006 MB / 0.8557 GB, free: 5.27 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001148/0.7231, allocations: 111.5 kB / 0.8558 GB, free: 5.16 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.134e-05/0.7232, allocations: 31.98 kB / 0.8558 GB, free: 5.129 MB / 0.67 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 16 * 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 (78): * Single equations (assignments): 77 * 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): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,10)} Notification: Performance of prepare postOptimizeDAE: time 0.0002775/0.7235, allocations: 224.1 kB / 0.8561 GB, free: 4.902 MB / 0.67 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.000263/0.7237, allocations: 134.3 kB / 0.8562 GB, free: 4.77 MB / 0.67 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.004847/0.7286, allocations: 1.264 MB / 0.8574 GB, free: 3.488 MB / 0.67 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.641e-05/0.7286, allocations: 15.86 kB / 0.8574 GB, free: 3.473 MB / 0.67 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.773e-06/0.7286, allocations: 0 / 0.8574 GB, free: 3.473 MB / 0.67 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.004226/0.7329, allocations: 1.103 MB / 0.8585 GB, free: 2.336 MB / 0.67 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.006727/0.7396, allocations: 2.609 MB / 0.8611 GB, free: 15.61 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.164e-05/0.7396, allocations: 4.438 kB / 0.8611 GB, free: 15.61 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.000498/0.7401, allocations: 119.8 kB / 0.8612 GB, free: 15.49 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0005054/0.7407, allocations: 124.8 kB / 0.8613 GB, free: 15.37 MB / 0.6856 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.529e-05/0.7407, allocations: 19.98 kB / 0.8613 GB, free: 15.35 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.005259/0.746, allocations: 2.641 MB / 0.8639 GB, free: 12.55 MB / 0.6856 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 7.264e-06/0.746, allocations: 7.938 kB / 0.8639 GB, free: 12.55 MB / 0.6856 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.005619/0.7516, allocations: 1.695 MB / 0.8656 GB, free: 10.78 MB / 0.6856 GB Notification: Performance of postOpt removeConstants (simulation): time 0.000659/0.7523, allocations: 299.2 kB / 0.8658 GB, free: 10.47 MB / 0.6856 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0003211/0.7527, allocations: 24.05 kB / 0.8659 GB, free: 10.45 MB / 0.6856 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0009361/0.7536, allocations: 47.94 kB / 0.8659 GB, free: 10.4 MB / 0.6856 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001498/0.7538, allocations: 64.23 kB / 0.866 GB, free: 10.34 MB / 0.6856 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.685e-05/0.7538, allocations: 31.98 kB / 0.866 GB, free: 10.3 MB / 0.6856 GB Notification: Performance of sorting global known variables: time 0.001429/0.7553, allocations: 0.8816 MB / 0.8669 GB, free: 9.422 MB / 0.6856 GB Notification: Performance of sort global known variables: time 1.2e-07/0.7553, allocations: 0 / 0.8669 GB, free: 9.422 MB / 0.6856 GB Notification: Performance of remove unused functions: time 0.002115/0.7574, allocations: 0.7135 MB / 0.8676 GB, free: 8.707 MB / 0.6856 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 15 * Number of states: 2 (heaPum.con.vol.dynBal.U,heaPum.eva.vol.dynBal.U) * 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 (55): * Single equations (assignments): 50 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 4 * 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 {(1,10)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001019/0.7584, allocations: 463.4 kB / 0.868 GB, free: 8.258 MB / 0.6856 GB Notification: Performance of simCode: created initialization part: time 0.002929/0.7614, allocations: 1.16 MB / 0.8691 GB, free: 7.094 MB / 0.6856 GB Notification: Performance of simCode: created event and clocks part: time 6.042e-06/0.7614, allocations: 0 / 0.8691 GB, free: 7.094 MB / 0.6856 GB Notification: Performance of simCode: created simulation system equations: time 0.001547/0.763, allocations: 0.5643 MB / 0.8697 GB, free: 6.52 MB / 0.6856 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003924/0.7669, allocations: 0.8025 MB / 0.8705 GB, free: 5.742 MB / 0.6856 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004204/0.7711, allocations: 2.306 MB / 0.8727 GB, free: 3.367 MB / 0.6856 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0008826/0.772, allocations: 1.168 MB / 0.8739 GB, free: 2.168 MB / 0.6856 GB Notification: Performance of simCode: alias equations: time 0.00138/0.7734, allocations: 314.9 kB / 0.8742 GB, free: 1.855 MB / 0.6856 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002685/0.7737, allocations: 107.4 kB / 0.8743 GB, free: 1.75 MB / 0.6856 GB Notification: Performance of SimCode: time 7.11e-07/0.7737, allocations: 0 / 0.8743 GB, free: 1.75 MB / 0.6856 GB Notification: Performance of Templates: time 0.05229/0.826, allocations: 32.38 MB / 0.9059 GB, free: 1.785 MB / 0.7169 GB make -j1 -f Buildings_maint.7.0.x_Buildings.Fluid.HeatPumps.Validation.Carnot_y_etaCar.makefile (rm -f Buildings_maint.7.0.x_Buildings.Fluid.HeatPumps.Validation.Carnot_y_etaCar.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Fluid.HeatPumps.Validation.Carnot_y_etaCar.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Fluid.HeatPumps.Validation.Carnot_y_etaCar.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Fluid.HeatPumps.Validation.Carnot_y_etaCar.sim & ./Buildings_maint.7.0.x_Buildings.Fluid.HeatPumps.Validation.Carnot_y_etaCar -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_maint.7.0.x_Buildings.Fluid.HeatPumps.Validation.Carnot_y_etaCar.pipe 2>&1)