Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase11.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.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase11,tolerance=1e-07,outputFormat="empty",numberOfIntervals=172800,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase11") translateModel(BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase11,tolerance=1e-07,outputFormat="empty",numberOfIntervals=172800,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase11") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001297/0.001297, 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 0.001579/0.001579, allocations: 192.2 kB / 16.13 MB, free: 6.656 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.356/1.356, allocations: 222.9 MB / 239.8 MB, free: 4.59 MB / 190.1 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 0.9951/0.9951, allocations: 143 MB / 433 MB, free: 11.64 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001269/0.001269, allocations: 63.89 kB / 0.5135 GB, free: 12.14 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1803/0.1816, allocations: 82.03 MB / 0.5936 GB, free: 10.07 MB / 0.4981 GB Notification: Performance of NFInst.instantiate(BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase11): time 0.4929/0.6746, allocations: 156 MB / 0.7459 GB, free: 0.7344 MB / 0.5606 GB Notification: Performance of NFInst.instExpressions: time 0.02705/0.7017, allocations: 22.12 MB / 0.7675 GB, free: 11.73 MB / 0.5919 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002793/0.7045, allocations: 59.69 kB / 0.7676 GB, free: 11.67 MB / 0.5919 GB Notification: Performance of NFTyping.typeComponents: time 0.002349/0.7069, allocations: 1.941 MB / 0.7695 GB, free: 9.723 MB / 0.5919 GB Notification: Performance of NFTyping.typeBindings: time 0.002203/0.7091, allocations: 1.281 MB / 0.7707 GB, free: 8.438 MB / 0.5919 GB Notification: Performance of NFTyping.typeClassSections: time 0.001769/0.7109, allocations: 0.6076 MB / 0.7713 GB, free: 7.84 MB / 0.5919 GB Notification: Performance of NFFlatten.flatten: time 0.002379/0.7133, allocations: 2.028 MB / 0.7733 GB, free: 5.809 MB / 0.5919 GB Notification: Performance of NFFlatten.resolveConnections: time 0.00166/0.715, allocations: 1.061 MB / 0.7743 GB, free: 4.738 MB / 0.5919 GB Notification: Performance of NFEvalConstants.evaluate: time 0.001181/0.7162, allocations: 0.8136 MB / 0.7751 GB, free: 3.922 MB / 0.5919 GB Notification: Performance of NFSimplifyModel.simplify: time 0.001542/0.7177, allocations: 1.42 MB / 0.7765 GB, free: 2.5 MB / 0.5919 GB Notification: Performance of NFPackage.collectConstants: time 0.0001565/0.7179, allocations: 68 kB / 0.7766 GB, free: 2.434 MB / 0.5919 GB Notification: Performance of NFFlatten.collectFunctions: time 0.0003388/0.7182, allocations: 112 kB / 0.7767 GB, free: 2.324 MB / 0.5919 GB Notification: Performance of NFScalarize.scalarize: time 0.0004031/0.7187, allocations: 0.496 MB / 0.7772 GB, free: 1.828 MB / 0.5919 GB Notification: Performance of NFVerifyModel.verify: time 0.0006314/0.7193, allocations: 0.7755 MB / 0.7779 GB, free: 1.047 MB / 0.5919 GB Notification: Performance of NFConvertDAE.convert: time 0.001609/0.7209, allocations: 1.911 MB / 0.7798 GB, free: 15.13 MB / 0.6075 GB Notification: Performance of FrontEnd - DAE generated: time 4.839e-06/0.7209, allocations: 0 / 0.7798 GB, free: 15.13 MB / 0.6075 GB Notification: Performance of FrontEnd: time 2.805e-06/0.7209, allocations: 3.984 kB / 0.7798 GB, free: 15.12 MB / 0.6075 GB Notification: Performance of Transformations before backend: time 2.579e-05/0.721, allocations: 0 / 0.7798 GB, free: 15.12 MB / 0.6075 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 196 * Number of variables: 196 Notification: Performance of Generate backend data structure: time 0.003572/0.7245, allocations: 2.381 MB / 0.7821 GB, free: 12.69 MB / 0.6075 GB Notification: Performance of prepare preOptimizeDAE: time 3.957e-05/0.7246, allocations: 8.031 kB / 0.7821 GB, free: 12.68 MB / 0.6075 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0003414/0.7249, allocations: 249.8 kB / 0.7824 GB, free: 12.43 MB / 0.6075 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001342/0.7263, allocations: 1.047 MB / 0.7834 GB, free: 11.32 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001617/0.7265, allocations: 99.69 kB / 0.7835 GB, free: 11.21 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001214/0.7266, allocations: 83.98 kB / 0.7836 GB, free: 11.13 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.001656/0.7283, allocations: 0.869 MB / 0.7844 GB, free: 10.23 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 2.464e-05/0.7283, allocations: 4 kB / 0.7844 GB, free: 10.23 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 7.514e-05/0.7284, allocations: 32 kB / 0.7844 GB, free: 10.2 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.21e-05/0.7284, allocations: 16 kB / 0.7845 GB, free: 10.18 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.001349/0.7298, allocations: 0.6518 MB / 0.7851 GB, free: 9.531 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 0.005567/0.7353, allocations: 4.182 MB / 0.7892 GB, free: 5.043 MB / 0.6075 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001419/0.7368, allocations: 0.7051 MB / 0.7899 GB, free: 4.332 MB / 0.6075 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0007625/0.7375, allocations: 423.2 kB / 0.7903 GB, free: 3.914 MB / 0.6075 GB Notification: Performance of preOpt evalFunc (simulation): time 6.211e-05/0.7376, allocations: 12.64 kB / 0.7903 GB, free: 3.902 MB / 0.6075 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0008495/0.7385, allocations: 436.1 kB / 0.7907 GB, free: 3.465 MB / 0.6075 GB Notification: Performance of pre-optimization done (n=79): time 3.316e-06/0.7385, allocations: 0 / 0.7907 GB, free: 3.465 MB / 0.6075 GB Notification: Performance of matching and sorting (n=79): time 0.00587/0.7444, allocations: 2.099 MB / 0.7927 GB, free: 1.316 MB / 0.6075 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.045e-05/0.7445, allocations: 93.75 kB / 0.7928 GB, free: 1.207 MB / 0.6075 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.003472/0.7479, allocations: 3.192 MB / 0.796 GB, free: 13.98 MB / 0.6231 GB Notification: Performance of collectPreVariables (initialization): time 0.000107/0.7481, allocations: 49.7 kB / 0.796 GB, free: 13.93 MB / 0.6231 GB Notification: Performance of collectInitialEqns (initialization): time 0.0008413/0.7489, allocations: 0.9684 MB / 0.7969 GB, free: 12.96 MB / 0.6231 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002424/0.7492, allocations: 260.4 kB / 0.7972 GB, free: 12.7 MB / 0.6231 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0002379/0.7494, allocations: 154.6 kB / 0.7973 GB, free: 12.54 MB / 0.6231 GB Notification: Performance of setup shared object (initialization): time 0.0001289/0.7495, allocations: 337.9 kB / 0.7977 GB, free: 12.2 MB / 0.6231 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0006818/0.7502, allocations: 313.8 kB / 0.798 GB, free: 11.9 MB / 0.6231 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0008123/0.7511, allocations: 465.3 kB / 0.7984 GB, free: 11.39 MB / 0.6231 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001331/0.7524, allocations: 0.7305 MB / 0.7991 GB, free: 10.61 MB / 0.6231 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 7.003e-06/0.7524, allocations: 3.984 kB / 0.7991 GB, free: 10.61 MB / 0.6231 GB Notification: Performance of matching and sorting (n=110) (initialization): time 0.002524/0.7549, allocations: 1.238 MB / 0.8003 GB, free: 9.359 MB / 0.6231 GB Notification: Performance of prepare postOptimizeDAE: time 3.4e-05/0.755, allocations: 12.03 kB / 0.8003 GB, free: 9.348 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.082e-05/0.755, allocations: 4 kB / 0.8003 GB, free: 9.344 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0009892/0.756, allocations: 331.6 kB / 0.8007 GB, free: 9.02 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0004644/0.7565, allocations: 127.8 kB / 0.8008 GB, free: 8.895 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.005602/0.7621, allocations: 3.793 MB / 0.8045 GB, free: 4.977 MB / 0.6231 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0007711/0.7629, allocations: 111.2 kB / 0.8046 GB, free: 4.867 MB / 0.6231 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 6.29e-05/0.763, allocations: 35.98 kB / 0.8046 GB, free: 4.832 MB / 0.6231 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 16 * Number of states: 0 () * Number of discrete variables: 34 (assEqu.nFai,$PRE.assEqu.nFai,$whenCondition7,$PRE.intGai.nextTimeEvent,$whenCondition6,$PRE.reference.nextTimeEvent,$whenCondition5,$PRE.setTemp.nextTimeEvent,$whenCondition4,$whenCondition2,cha.u,$PRE.cha.u,thr.y,timer.entryTime,$PRE.timer.entryTime,not1.y,mean.y_last,$PRE.mean.y_last,assEqu.satisfied,$PRE.assEqu.satisfied,hysteresis.y,$PRE.hysteresis.y,setTemp.nextTimeEventScaled,$PRE.setTemp.nextTimeEventScaled,setTemp.nextTimeEvent,reference.nextTimeEventScaled,$PRE.reference.nextTimeEventScaled,reference.nextTimeEvent,intGai.nextTimeEventScaled,$PRE.intGai.nextTimeEventScaled,intGai.nextTimeEvent,$whenCondition1,$whenCondition3,conHeaCoo.I.trigger_internal) * 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 {(2,31)} Notification: Performance of prepare postOptimizeDAE: time 0.0008198/0.7638, allocations: 0.5855 MB / 0.8052 GB, free: 4.238 MB / 0.6231 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002594/0.7641, allocations: 217.2 kB / 0.8054 GB, free: 4.023 MB / 0.6231 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0003594/0.7644, allocations: 253.5 kB / 0.8057 GB, free: 3.77 MB / 0.6231 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 7.033e-06/0.7644, allocations: 12 kB / 0.8057 GB, free: 3.758 MB / 0.6231 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 7.394e-06/0.7644, allocations: 0 / 0.8057 GB, free: 3.758 MB / 0.6231 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 8.426e-06/0.7645, allocations: 3.984 kB / 0.8057 GB, free: 3.754 MB / 0.6231 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.003872/0.7683, allocations: 2.405 MB / 0.808 GB, free: 1.281 MB / 0.6231 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.108e-06/0.7684, allocations: 0 / 0.808 GB, free: 1.281 MB / 0.6231 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003109/0.7687, allocations: 67.91 kB / 0.8081 GB, free: 1.215 MB / 0.6231 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0009169/0.7696, allocations: 338.7 kB / 0.8084 GB, free: 0.8789 MB / 0.6231 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 5.243e-05/0.7697, allocations: 15.98 kB / 0.8084 GB, free: 0.8633 MB / 0.6231 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.006461/0.7761, allocations: 5.059 MB / 0.8134 GB, free: 11.54 MB / 0.6387 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 3.656e-06/0.7762, allocations: 4 kB / 0.8134 GB, free: 11.53 MB / 0.6387 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002984/0.7791, allocations: 1.575 MB / 0.8149 GB, free: 9.934 MB / 0.6387 GB Notification: Performance of postOpt removeConstants (simulation): time 0.000489/0.7797, allocations: 314.3 kB / 0.8152 GB, free: 9.605 MB / 0.6387 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001549/0.7798, allocations: 19.98 kB / 0.8152 GB, free: 9.586 MB / 0.6387 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0004939/0.7803, allocations: 51.95 kB / 0.8153 GB, free: 9.535 MB / 0.6387 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0002419/0.7806, allocations: 104.4 kB / 0.8154 GB, free: 9.434 MB / 0.6387 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 6.661e-05/0.7806, allocations: 27.98 kB / 0.8154 GB, free: 9.406 MB / 0.6387 GB Notification: Performance of sorting global known variables: time 0.002468/0.7831, allocations: 2.33 MB / 0.8177 GB, free: 7.062 MB / 0.6387 GB Notification: Performance of sort global known variables: time 1.71e-07/0.7831, allocations: 4 kB / 0.8177 GB, free: 7.059 MB / 0.6387 GB Notification: Performance of remove unused functions: time 0.001094/0.7842, allocations: 323.4 kB / 0.818 GB, free: 6.742 MB / 0.6387 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 5 (thermalZoneTwoElements.extWallRC.thermCapExt[1].T,thermalZoneTwoElements.intWallRC.thermCapInt[1].T,conHeaCoo.I.y,assEqu.diff,mean.x) * Number of discrete variables: 21 (not1.y,$whenCondition7,$whenCondition6,$whenCondition5,$whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,intGai.nextTimeEvent,intGai.nextTimeEventScaled,reference.nextTimeEvent,reference.nextTimeEventScaled,setTemp.nextTimeEvent,setTemp.nextTimeEventScaled,hysteresis.y,assEqu.satisfied,assEqu.nFai,mean.y_last,timer.entryTime,thr.y,cha.u) * Number of discrete states: 11 (intGai.nextTimeEvent,reference.nextTimeEvent,setTemp.nextTimeEvent,mean.x,assEqu.satisfied,assEqu.nFai,setTemp.nextTimeEventScaled,reference.nextTimeEventScaled,intGai.nextTimeEventScaled,hysteresis.y,cha.u) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (47): * Single equations (assignments): 36 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 9 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 1 system {(1,3,100.0%)} * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(3,27)} Notification: Performance of Backend phase and start with SimCode phase: time 0.001163/0.7854, allocations: 492.9 kB / 0.8185 GB, free: 6.453 MB / 0.6387 GB Notification: Performance of simCode: created initialization part: time 0.00214/0.7876, allocations: 1.027 MB / 0.8195 GB, free: 5.41 MB / 0.6387 GB Notification: Performance of simCode: created event and clocks part: time 3.266e-06/0.7876, allocations: 0 / 0.8195 GB, free: 5.41 MB / 0.6387 GB Notification: Performance of simCode: created simulation system equations: time 0.001396/0.789, allocations: 0.7737 MB / 0.8202 GB, free: 4.609 MB / 0.6387 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00144/0.7904, allocations: 304 kB / 0.8205 GB, free: 4.312 MB / 0.6387 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.006409/0.7968, allocations: 4.664 MB / 0.8251 GB, free: 15.62 MB / 0.6544 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.001143/0.798, allocations: 1.528 MB / 0.8265 GB, free: 14.05 MB / 0.6544 GB Notification: Performance of simCode: alias equations: time 0.0005155/0.7985, allocations: 139.2 kB / 0.8267 GB, free: 13.91 MB / 0.6544 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0001657/0.7987, allocations: 63.42 kB / 0.8267 GB, free: 13.85 MB / 0.6544 GB Notification: Performance of SimCode: time 1.002e-06/0.7987, allocations: 0 / 0.8267 GB, free: 13.85 MB / 0.6544 GB Notification: Performance of Templates: time 0.03121/0.8299, allocations: 16.04 MB / 0.8424 GB, free: 14.01 MB / 0.67 GB make -j1 -f BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase11.makefile (rm -f BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase11.pipe ; mkfifo BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase11.pipe ; head -c 1048576 < BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase11.pipe >> ../files/BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase11.sim & ./BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase11 -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildSysPro_BuildSysPro.IBPSA.ThermalZones.ReducedOrder.Validation.VDI6007.TestCase11.pipe 2>&1)