Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_maint.7.0.x_Buildings.Fluid.Chillers.Validation.Carnot_TEva_etaPL.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.Chillers.Validation.Carnot_TEva_etaPL,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Fluid.Chillers.Validation.Carnot_TEva_etaPL") translateModel(Buildings.Fluid.Chillers.Validation.Carnot_TEva_etaPL,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_maint.7.0.x_Buildings.Fluid.Chillers.Validation.Carnot_TEva_etaPL") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001239/0.001239, allocations: 111.3 kB / 15.23 MB, free: 0.6602 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001233/0.001233, allocations: 193.9 kB / 16.14 MB, free: 6.652 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.544/1.544, allocations: 205.1 MB / 222 MB, free: 4.734 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 1.574/1.574, allocations: 251.7 MB / 0.5088 GB, free: 3.258 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 0.00131/0.00131, allocations: 55.92 kB / 0.6215 GB, free: 1.926 MB / 0.5137 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.6411/0.6424, allocations: 104.7 MB / 0.7238 GB, free: 13.15 MB / 0.545 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.Chillers.Validation.Carnot_TEva_etaPL): time 0.05849/0.701, allocations: 60.88 MB / 0.7832 GB, free: 52 kB / 0.5919 GB Notification: Performance of NFInst.instExpressions: time 0.01887/0.7199, allocations: 11.94 MB / 0.7949 GB, free: 4.078 MB / 0.6075 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.003708/0.7237, allocations: 55.62 kB / 0.795 GB, free: 4.023 MB / 0.6075 GB Notification: Performance of NFTyping.typeComponents: time 0.002942/0.7267, allocations: 0.5399 MB / 0.7955 GB, free: 3.48 MB / 0.6075 GB Notification: Performance of NFTyping.typeBindings: time 0.006929/0.7337, allocations: 1.795 MB / 0.7972 GB, free: 1.68 MB / 0.6075 GB Notification: Performance of NFTyping.typeClassSections: time 0.003994/0.7377, allocations: 1.091 MB / 0.7983 GB, free: 0.5977 MB / 0.6075 GB Notification: Performance of NFFlatten.flatten: time 0.007815/0.7455, allocations: 3.89 MB / 0.8021 GB, free: 12.69 MB / 0.6231 GB Notification: Performance of NFFlatten.resolveConnections: time 0.001929/0.7475, allocations: 0.9158 MB / 0.803 GB, free: 11.75 MB / 0.6231 GB Notification: Performance of NFEvalConstants.evaluate: time 0.003464/0.751, allocations: 1.143 MB / 0.8041 GB, free: 10.6 MB / 0.6231 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001877/0.7529, allocations: 0.906 MB / 0.805 GB, free: 9.688 MB / 0.6231 GB Notification: Performance of NFPackage.collectConstants: time 0.000167/0.753, allocations: 56 kB / 0.8051 GB, free: 9.633 MB / 0.6231 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004251/0.7573, allocations: 1.345 MB / 0.8064 GB, free: 8.285 MB / 0.6231 GB Notification: Performance of NFScalarize.scalarize: time 0.000342/0.7577, allocations: 238.8 kB / 0.8066 GB, free: 8.051 MB / 0.6231 GB Notification: Performance of NFVerifyModel.verify: time 0.001301/0.759, allocations: 0.6411 MB / 0.8072 GB, free: 7.406 MB / 0.6231 GB Notification: Performance of NFConvertDAE.convert: time 0.003871/0.7629, allocations: 2.271 MB / 0.8094 GB, free: 5.129 MB / 0.6231 GB Notification: Performance of FrontEnd - DAE generated: time 6.632e-06/0.7629, allocations: 0 / 0.8094 GB, free: 5.129 MB / 0.6231 GB Notification: Performance of FrontEnd: time 1.452e-06/0.7629, allocations: 0 / 0.8094 GB, free: 5.129 MB / 0.6231 GB Notification: Performance of Transformations before backend: time 2.177e-05/0.7629, allocations: 4 kB / 0.8094 GB, free: 5.125 MB / 0.6231 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 192 * Number of variables: 192 Notification: Performance of Generate backend data structure: time 0.003737/0.7667, allocations: 1.742 MB / 0.8111 GB, free: 3.32 MB / 0.6231 GB Notification: Performance of prepare preOptimizeDAE: time 5.246e-05/0.7667, allocations: 11.97 kB / 0.8112 GB, free: 3.309 MB / 0.6231 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.001716/0.7684, allocations: 339 kB / 0.8115 GB, free: 2.977 MB / 0.6231 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002453/0.7709, allocations: 1.128 MB / 0.8126 GB, free: 1.793 MB / 0.6231 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0003787/0.7713, allocations: 117.9 kB / 0.8127 GB, free: 1.676 MB / 0.6231 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001268/0.7714, allocations: 80 kB / 0.8128 GB, free: 1.598 MB / 0.6231 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.00215/0.7736, allocations: 0.9488 MB / 0.8137 GB, free: 0.6133 MB / 0.6231 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.967e-05/0.7736, allocations: 4 kB / 0.8137 GB, free: 0.6094 MB / 0.6231 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001185/0.7738, allocations: 28 kB / 0.8137 GB, free: 0.582 MB / 0.6231 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.149e-05/0.7738, allocations: 23.94 kB / 0.8137 GB, free: 0.5586 MB / 0.6231 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002193/0.776, allocations: 0.8197 MB / 0.8145 GB, free: 15.73 MB / 0.6387 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 0.00712/0.7831, allocations: 4.522 MB / 0.819 GB, free: 10.9 MB / 0.6387 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001745/0.7849, allocations: 0.6222 MB / 0.8196 GB, free: 10.27 MB / 0.6387 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.000657/0.7856, allocations: 291.8 kB / 0.8199 GB, free: 9.98 MB / 0.6387 GB Notification: Performance of preOpt evalFunc (simulation): time 0.001622/0.7872, allocations: 1.369 MB / 0.8212 GB, free: 8.316 MB / 0.6387 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.772e-05/0.7872, allocations: 42.94 kB / 0.8212 GB, free: 8.266 MB / 0.6387 GB Notification: Performance of pre-optimization done (n=48): time 3.056e-06/0.7873, allocations: 3.938 kB / 0.8212 GB, free: 8.262 MB / 0.6387 GB Notification: Performance of matching and sorting (n=48): time 0.00639/0.7936, allocations: 1.612 MB / 0.8228 GB, free: 6.621 MB / 0.6387 GB Notification: Performance of inlineWhenForInitialization (initialization): time 5.502e-05/0.7937, allocations: 55.84 kB / 0.8229 GB, free: 6.555 MB / 0.6387 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.00189/0.7956, allocations: 1.056 MB / 0.8239 GB, free: 5.484 MB / 0.6387 GB Notification: Performance of collectPreVariables (initialization): time 9.519e-05/0.7957, allocations: 37.7 kB / 0.8239 GB, free: 5.441 MB / 0.6387 GB Notification: Performance of collectInitialEqns (initialization): time 0.0004833/0.7962, allocations: 0.5313 MB / 0.8244 GB, free: 4.906 MB / 0.6387 GB Notification: Performance of collectInitialBindings (initialization): time 0.0001844/0.7964, allocations: 165.6 kB / 0.8246 GB, free: 4.742 MB / 0.6387 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002351/0.7967, allocations: 130.1 kB / 0.8247 GB, free: 4.609 MB / 0.6387 GB Notification: Performance of setup shared object (initialization): time 0.0002342/0.7969, allocations: 330 kB / 0.825 GB, free: 4.281 MB / 0.6387 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0009256/0.7978, allocations: 286.9 kB / 0.8253 GB, free: 4 MB / 0.6387 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001176/0.799, allocations: 474.4 kB / 0.8258 GB, free: 3.465 MB / 0.6387 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001438/0.8005, allocations: 0.6378 MB / 0.8264 GB, free: 2.777 MB / 0.6387 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 4.418e-06/0.8005, allocations: 0 / 0.8264 GB, free: 2.777 MB / 0.6387 GB Notification: Performance of matching and sorting (n=69) (initialization): time 0.002801/0.8033, allocations: 0.9561 MB / 0.8273 GB, free: 1.812 MB / 0.6387 GB Notification: Performance of prepare postOptimizeDAE: time 2.571e-05/0.8033, allocations: 7.938 kB / 0.8273 GB, free: 1.805 MB / 0.6387 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.3e-05/0.8033, allocations: 4 kB / 0.8273 GB, free: 1.801 MB / 0.6387 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001457/0.8048, allocations: 319.9 kB / 0.8276 GB, free: 1.488 MB / 0.6387 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0005071/0.8053, allocations: 119.8 kB / 0.8278 GB, free: 1.371 MB / 0.6387 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001575/0.8069, allocations: 0.9074 MB / 0.8286 GB, free: 448 kB / 0.6387 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001546/0.8085, allocations: 167.2 kB / 0.8288 GB, free: 280 kB / 0.6387 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.977e-05/0.8086, allocations: 35.98 kB / 0.8288 GB, free: 244 kB / 0.6387 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001421/0.81, allocations: 0.4893 MB / 0.8293 GB, free: 15.75 MB / 0.6544 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0009783/0.811, allocations: 470.5 kB / 0.8298 GB, free: 15.21 MB / 0.6544 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.001503/0.8125, allocations: 0.6377 MB / 0.8304 GB, free: 14.53 MB / 0.6544 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.655e-06/0.8125, allocations: 0 / 0.8304 GB, free: 14.53 MB / 0.6544 GB Notification: Performance of matching and sorting (n=69) (initialization_lambda0): time 0.002737/0.8153, allocations: 0.9599 MB / 0.8313 GB, free: 13.56 MB / 0.6544 GB Notification: Performance of prepare postOptimizeDAE: time 1.827e-05/0.8153, allocations: 4 kB / 0.8313 GB, free: 13.55 MB / 0.6544 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 7.895e-06/0.8153, allocations: 4 kB / 0.8313 GB, free: 13.55 MB / 0.6544 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.001171/0.8165, allocations: 304.9 kB / 0.8316 GB, free: 13.25 MB / 0.6544 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000519/0.817, allocations: 115.8 kB / 0.8317 GB, free: 13.14 MB / 0.6544 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.001473/0.8185, allocations: 0.9184 MB / 0.8326 GB, free: 12.2 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001347/0.8199, allocations: 143.5 kB / 0.8328 GB, free: 12.05 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.528e-05/0.8199, allocations: 27.98 kB / 0.8328 GB, free: 12.03 MB / 0.6544 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 15 * 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 (55): * Single equations (assignments): 54 * 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 {(1,14)} Notification: Performance of prepare postOptimizeDAE: time 0.0003477/0.8203, allocations: 220.1 kB / 0.833 GB, free: 11.8 MB / 0.6544 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0001936/0.8205, allocations: 118.6 kB / 0.8331 GB, free: 11.69 MB / 0.6544 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.003184/0.8237, allocations: 1.069 MB / 0.8342 GB, free: 10.6 MB / 0.6544 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.954e-05/0.8237, allocations: 15.97 kB / 0.8342 GB, free: 10.59 MB / 0.6544 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.778e-06/0.8237, allocations: 3.938 kB / 0.8342 GB, free: 10.58 MB / 0.6544 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 6.512e-06/0.8237, allocations: 0 / 0.8342 GB, free: 10.58 MB / 0.6544 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005373/0.8291, allocations: 2.148 MB / 0.8363 GB, free: 8.352 MB / 0.6544 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.061e-05/0.8292, allocations: 8.062 kB / 0.8363 GB, free: 8.344 MB / 0.6544 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.00025/0.8294, allocations: 63.89 kB / 0.8363 GB, free: 8.281 MB / 0.6544 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.001153/0.8306, allocations: 306.7 kB / 0.8366 GB, free: 7.98 MB / 0.6544 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 4.747e-05/0.8306, allocations: 16 kB / 0.8367 GB, free: 7.965 MB / 0.6544 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.00168/0.8323, allocations: 0.9464 MB / 0.8376 GB, free: 6.992 MB / 0.6544 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 6.171e-06/0.8323, allocations: 4.031 kB / 0.8376 GB, free: 6.988 MB / 0.6544 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.00378/0.8361, allocations: 1.166 MB / 0.8387 GB, free: 5.773 MB / 0.6544 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0006482/0.8368, allocations: 263.5 kB / 0.839 GB, free: 5.496 MB / 0.6544 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001574/0.837, allocations: 12 kB / 0.839 GB, free: 5.484 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0008228/0.8378, allocations: 87.75 kB / 0.8391 GB, free: 5.398 MB / 0.6544 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001035/0.8379, allocations: 55.2 kB / 0.8391 GB, free: 5.348 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 5.819e-05/0.838, allocations: 27.98 kB / 0.8391 GB, free: 5.32 MB / 0.6544 GB Notification: Performance of sorting global known variables: time 0.001206/0.8392, allocations: 0.743 MB / 0.8399 GB, free: 4.57 MB / 0.6544 GB Notification: Performance of sort global known variables: time 1.6e-07/0.8392, allocations: 0 / 0.8399 GB, free: 4.57 MB / 0.6544 GB Notification: Performance of remove unused functions: time 0.001993/0.8412, allocations: 0.5615 MB / 0.8404 GB, free: 4.008 MB / 0.6544 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 10 * 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 (38): * Single equations (assignments): 33 * 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 {(1,16)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001096/0.8423, allocations: 400.6 kB / 0.8408 GB, free: 3.613 MB / 0.6544 GB Notification: Performance of simCode: created initialization part: time 0.003348/0.8457, allocations: 1.057 MB / 0.8418 GB, free: 2.559 MB / 0.6544 GB Notification: Performance of simCode: created event and clocks part: time 5.26e-06/0.8457, allocations: 3.938 kB / 0.8418 GB, free: 2.555 MB / 0.6544 GB Notification: Performance of simCode: created simulation system equations: time 0.0008557/0.8465, allocations: 339 kB / 0.8422 GB, free: 2.227 MB / 0.6544 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.002742/0.8493, allocations: 0.5225 MB / 0.8427 GB, free: 1.711 MB / 0.6544 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.003926/0.8532, allocations: 2.256 MB / 0.8449 GB, free: 15.4 MB / 0.67 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0007071/0.854, allocations: 1.066 MB / 0.8459 GB, free: 14.3 MB / 0.67 GB Notification: Performance of simCode: alias equations: time 0.00116/0.8551, allocations: 228.8 kB / 0.8461 GB, free: 14.07 MB / 0.67 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000214/0.8554, allocations: 87.41 kB / 0.8462 GB, free: 13.99 MB / 0.67 GB Notification: Performance of SimCode: time 9.82e-07/0.8554, allocations: 0 / 0.8462 GB, free: 13.99 MB / 0.67 GB Notification: Performance of Templates: time 0.05101/0.9064, allocations: 24.61 MB / 0.8702 GB, free: 5.684 MB / 0.6856 GB make -j1 -f Buildings_maint.7.0.x_Buildings.Fluid.Chillers.Validation.Carnot_TEva_etaPL.makefile (rm -f Buildings_maint.7.0.x_Buildings.Fluid.Chillers.Validation.Carnot_TEva_etaPL.pipe ; mkfifo Buildings_maint.7.0.x_Buildings.Fluid.Chillers.Validation.Carnot_TEva_etaPL.pipe ; head -c 1048576 < Buildings_maint.7.0.x_Buildings.Fluid.Chillers.Validation.Carnot_TEva_etaPL.pipe >> ../files/Buildings_maint.7.0.x_Buildings.Fluid.Chillers.Validation.Carnot_TEva_etaPL.sim & ./Buildings_maint.7.0.x_Buildings.Fluid.Chillers.Validation.Carnot_TEva_etaPL -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_maint.7.0.x_Buildings.Fluid.Chillers.Validation.Carnot_TEva_etaPL.pipe 2>&1)