Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr IndustrialControlSystems_IndustrialControlSystems.Logical.LogicalOperations.Examples.basicLogicOperations.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/IndustrialControlSystems 1.1.0-master/package.mo", uses=false) Using package IndustrialControlSystems with version 1.1.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IndustrialControlSystems 1.1.0-master/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: "" <> buildModelFMU(IndustrialControlSystems.Logical.LogicalOperations.Examples.basicLogicOperations,fileNamePrefix="IndustrialControlSystems_IndustrialControlSystems_Logical_LogicalOperations_Examples_basicLogicOperations",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IndustrialControlSystems.Logical.LogicalOperations.Examples.basicLogicOperations,fileNamePrefix="IndustrialControlSystems_IndustrialControlSystems_Logical_LogicalOperations_Examples_basicLogicOperations",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001002/0.001002, 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 0.001028/0.001028, allocations: 194.2 kB / 16.13 MB, free: 6.668 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.469/1.469, allocations: 205.1 MB / 222 MB, free: 4.734 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IndustrialControlSystems 1.1.0-master/package.mo): time 0.0996/0.0996, allocations: 10.74 MB / 280.1 MB, free: 10.72 MB / 238.1 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 0.001231/0.001231, allocations: 67.91 kB / 340 MB, free: 23.68 MB / 254.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.08988/0.09112, allocations: 49.02 MB / 389 MB, free: 6.594 MB / 286.1 MB Notification: Performance of NFInst.instantiate(IndustrialControlSystems.Logical.LogicalOperations.Examples.basicLogicOperations): time 0.003354/0.0945, allocations: 2.318 MB / 391.3 MB, free: 4.258 MB / 286.1 MB Notification: Performance of NFInst.instExpressions: time 0.002107/0.09663, allocations: 1.381 MB / 392.7 MB, free: 2.867 MB / 286.1 MB Notification: Performance of NFInst.updateImplicitVariability: time 0.0001056/0.09676, allocations: 3.938 kB / 392.7 MB, free: 2.863 MB / 286.1 MB Notification: Performance of NFTyping.typeComponents: time 0.0008607/0.09762, allocations: 463 kB / 393.1 MB, free: 2.41 MB / 286.1 MB Notification: Performance of NFTyping.typeBindings: time 0.0004711/0.0981, allocations: 291.1 kB / 393.4 MB, free: 2.125 MB / 286.1 MB Notification: Performance of NFTyping.typeClassSections: time 0.0008403/0.09895, allocations: 407.3 kB / 393.8 MB, free: 1.727 MB / 286.1 MB Notification: Performance of NFFlatten.flatten: time 0.0004765/0.09944, allocations: 0.5532 MB / 394.4 MB, free: 1.172 MB / 286.1 MB Notification: Performance of NFFlatten.resolveConnections: time 0.0001645/0.09961, allocations: 109.5 kB / 394.5 MB, free: 1.059 MB / 286.1 MB Notification: Performance of NFEvalConstants.evaluate: time 0.0002199/0.09984, allocations: 215 kB / 394.7 MB, free: 0.8477 MB / 286.1 MB Notification: Performance of NFSimplifyModel.simplify: time 0.00021/0.1001, allocations: 235 kB / 394.9 MB, free: 0.6172 MB / 286.1 MB Notification: Performance of NFPackage.collectConstants: time 4.136e-05/0.1001, allocations: 12 kB / 394.9 MB, free: 0.6055 MB / 286.1 MB Notification: Performance of NFFlatten.collectFunctions: time 0.0002152/0.1003, allocations: 135.8 kB / 395.1 MB, free: 484 kB / 286.1 MB Notification: Performance of NFScalarize.scalarize: time 0.0001311/0.1005, allocations: 139.6 kB / 395.2 MB, free: 344 kB / 286.1 MB Notification: Performance of NFVerifyModel.verify: time 0.0001658/0.1006, allocations: 198.6 kB / 395.4 MB, free: 144 kB / 286.1 MB Notification: Performance of NFConvertDAE.convert: time 0.0005431/0.1012, allocations: 0.5725 MB / 396 MB, free: 15.57 MB / 302.1 MB Notification: Performance of FrontEnd - DAE generated: time 3.175e-06/0.1012, allocations: 0 / 396 MB, free: 15.57 MB / 302.1 MB Notification: Performance of FrontEnd: time 5.81e-07/0.1012, allocations: 0 / 396 MB, free: 15.57 MB / 302.1 MB Notification: Performance of Transformations before backend: time 6.111e-06/0.1012, allocations: 4 kB / 396 MB, free: 15.56 MB / 302.1 MB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 38 * Number of variables: 38 Notification: Performance of Generate backend data structure: time 0.001186/0.1024, allocations: 0.916 MB / 396.9 MB, free: 14.57 MB / 302.1 MB Notification: Performance of prepare preOptimizeDAE: time 3.521e-05/0.1025, allocations: 12.02 kB / 396.9 MB, free: 14.56 MB / 302.1 MB Notification: Performance of preOpt introduceOutputAliases (simulation): time 4.985e-05/0.1025, allocations: 54.67 kB / 397 MB, free: 14.5 MB / 302.1 MB Notification: Performance of preOpt normalInlineFunction (simulation): time 9.195e-05/0.1026, allocations: 52.28 kB / 397 MB, free: 14.45 MB / 302.1 MB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0005353/0.1032, allocations: 467.7 kB / 397.5 MB, free: 13.95 MB / 302.1 MB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.055e-05/0.1032, allocations: 20.38 kB / 397.5 MB, free: 13.93 MB / 302.1 MB Notification: Performance of preOpt expandDerOperator (simulation): time 3.117e-05/0.1032, allocations: 19.94 kB / 397.5 MB, free: 13.91 MB / 302.1 MB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0004028/0.1036, allocations: 248.4 kB / 397.7 MB, free: 13.65 MB / 302.1 MB Notification: Performance of preOpt findStateOrder (simulation): time 6.121e-06/0.1036, allocations: 0 / 397.7 MB, free: 13.65 MB / 302.1 MB Notification: Performance of preOpt replaceEdgeChange (simulation): time 2.125e-05/0.1037, allocations: 8 kB / 397.8 MB, free: 13.64 MB / 302.1 MB Notification: Performance of preOpt inlineArrayEqn (simulation): time 1.767e-05/0.1037, allocations: 8 kB / 397.8 MB, free: 13.63 MB / 302.1 MB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0002567/0.104, allocations: 123.9 kB / 397.9 MB, free: 13.51 MB / 302.1 MB Notification: Performance of preOpt removeSimpleEquations (simulation): time 0.0008861/0.1048, allocations: 0.6792 MB / 398.6 MB, free: 12.78 MB / 302.1 MB Notification: Performance of preOpt comSubExp (simulation): time 0.0004491/0.1053, allocations: 217.8 kB / 398.8 MB, free: 12.56 MB / 302.1 MB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001618/0.1055, allocations: 92.73 kB / 398.9 MB, free: 12.47 MB / 302.1 MB Notification: Performance of preOpt evalFunc (simulation): time 1.835e-05/0.1055, allocations: 3.938 kB / 398.9 MB, free: 12.46 MB / 302.1 MB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.0003024/0.1058, allocations: 179.1 kB / 399 MB, free: 12.28 MB / 302.1 MB Notification: Performance of pre-optimization done (n=24): time 1.533e-06/0.1058, allocations: 0 / 399 MB, free: 12.28 MB / 302.1 MB Notification: Performance of matching and sorting (n=24): time 0.0007343/0.1066, allocations: 405.3 kB / 399.4 MB, free: 11.88 MB / 302.1 MB Notification: Performance of inlineWhenForInitialization (initialization): time 8.094e-05/0.1067, allocations: 148.4 kB / 399.6 MB, free: 11.7 MB / 302.1 MB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0007629/0.1074, allocations: 0.7098 MB / 400.3 MB, free: 10.98 MB / 302.1 MB Notification: Performance of collectPreVariables (initialization): time 2.813e-05/0.1075, allocations: 37.7 kB / 400.3 MB, free: 10.94 MB / 302.1 MB Notification: Performance of collectInitialEqns (initialization): time 0.0001836/0.1077, allocations: 244.5 kB / 400.6 MB, free: 10.7 MB / 302.1 MB Notification: Performance of collectInitialBindings (initialization): time 5.327e-05/0.1077, allocations: 59.25 kB / 400.6 MB, free: 10.64 MB / 302.1 MB Notification: Performance of simplifyInitialFunctions (initialization): time 9.076e-05/0.1078, allocations: 65.69 kB / 400.7 MB, free: 10.57 MB / 302.1 MB Notification: Performance of setup shared object (initialization): time 0.000153/0.108, allocations: 370.7 kB / 401.1 MB, free: 10.2 MB / 302.1 MB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001483/0.1081, allocations: 68.23 kB / 401.1 MB, free: 10.13 MB / 302.1 MB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002437/0.1084, allocations: 199.1 kB / 401.3 MB, free: 9.883 MB / 302.1 MB Notification: Performance of analyzeInitialSystem (initialization): time 0.0004185/0.1088, allocations: 277.1 kB / 401.6 MB, free: 9.578 MB / 302.1 MB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.856e-06/0.1088, allocations: 0 / 401.6 MB, free: 9.578 MB / 302.1 MB Notification: Performance of matching and sorting (n=34) (initialization): time 0.0005235/0.1093, allocations: 324.8 kB / 401.9 MB, free: 9.254 MB / 302.1 MB Notification: Performance of prepare postOptimizeDAE: time 1.266e-05/0.1094, allocations: 4.25 kB / 401.9 MB, free: 9.25 MB / 302.1 MB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.668e-06/0.1094, allocations: 12 kB / 401.9 MB, free: 9.238 MB / 302.1 MB Notification: Performance of postOpt tearingSystem (initialization): time 1.114e-05/0.1094, allocations: 4 kB / 401.9 MB, free: 9.234 MB / 302.1 MB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0001469/0.1095, allocations: 43.91 kB / 402 MB, free: 9.191 MB / 302.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 7.033e-06/0.1096, allocations: 7.938 kB / 402 MB, free: 9.184 MB / 302.1 MB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0001498/0.1097, allocations: 27.83 kB / 402 MB, free: 9.156 MB / 302.1 MB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.238e-05/0.1098, allocations: 15.98 kB / 402 MB, free: 9.141 MB / 302.1 MB Warning: Assuming fixed start value for the following 4 variables: xor_gate.y[1]:DISCRETE(flow=false fixed = true ) "output vector" type: Boolean [1] or_gate.y[1]:DISCRETE(flow=false fixed = true ) "output vector" type: Boolean [1] not_gate.y[1]:DISCRETE(flow=false fixed = true ) "output vector" type: Boolean [1] and_gate.y[1]:DISCRETE(flow=false fixed = true ) "output vector" type: Boolean [1] Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 11 * Number of states: 0 () * Number of discrete variables: 28 ($PRE.xor_gate.y[1],xor_gate.y[1],$PRE.or_gate.y[1],or_gate.y[1],$PRE.not_gate.y[1],not_gate.y[1],$PRE.and_gate.y[1],and_gate.y[1],$PRE.booleanConstant2.combiTimeTable.nextTimeEvent,$whenCondition4,$PRE.booleanConstant1.combiTimeTable.nextTimeEvent,$whenCondition3,$PRE.booleanConstant.combiTimeTable.nextTimeEvent,$whenCondition2,$whenCondition1,or_gate.u[2],booleanConstant2.combiTimeTable.nextTimeEventScaled,$PRE.booleanConstant2.combiTimeTable.nextTimeEventScaled,booleanConstant2.combiTimeTable.nextTimeEvent,booleanConstant1.combiTimeTable.nextTimeEventScaled,$PRE.booleanConstant1.combiTimeTable.nextTimeEventScaled,booleanConstant1.combiTimeTable.nextTimeEvent,and_gate.u[3],not_gate_C.y[1],booleanConstant.combiTimeTable.nextTimeEventScaled,$PRE.booleanConstant.combiTimeTable.nextTimeEventScaled,booleanConstant.combiTimeTable.nextTimeEvent,and_gate.u[4]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (34): * Single equations (assignments): 33 * Array equations: 1 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of prepare postOptimizeDAE: time 0.0002569/0.11, allocations: 242.6 kB / 402.3 MB, free: 8.895 MB / 302.1 MB Notification: Performance of postOpt lateInlineFunction (simulation): time 6.781e-05/0.1101, allocations: 55.34 kB / 402.3 MB, free: 8.84 MB / 302.1 MB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 8.227e-05/0.1102, allocations: 52.88 kB / 402.4 MB, free: 8.789 MB / 302.1 MB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.099e-05/0.1102, allocations: 4 kB / 402.4 MB, free: 8.785 MB / 302.1 MB Notification: Performance of postOpt constantLinearSystem (simulation): time 3.787e-06/0.1102, allocations: 0 / 402.4 MB, free: 8.785 MB / 302.1 MB Notification: Performance of postOpt simplifysemiLinear (simulation): time 2.574e-06/0.1102, allocations: 0 / 402.4 MB, free: 8.785 MB / 302.1 MB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.0003658/0.1106, allocations: 413.1 kB / 402.8 MB, free: 8.332 MB / 302.1 MB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.723e-06/0.1106, allocations: 0 / 402.8 MB, free: 8.332 MB / 302.1 MB Notification: Performance of postOpt solveSimpleEquations (simulation): time 4.637e-05/0.1106, allocations: 19.92 kB / 402.8 MB, free: 8.312 MB / 302.1 MB Notification: Performance of postOpt tearingSystem (simulation): time 1.744e-06/0.1106, allocations: 0 / 402.8 MB, free: 8.312 MB / 302.1 MB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.809e-05/0.1107, allocations: 11.98 kB / 402.8 MB, free: 8.301 MB / 302.1 MB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 4.117e-06/0.1107, allocations: 0 / 402.8 MB, free: 8.301 MB / 302.1 MB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 9.62e-07/0.1107, allocations: 3.938 kB / 402.8 MB, free: 8.297 MB / 302.1 MB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0005453/0.1112, allocations: 356.2 kB / 403.1 MB, free: 7.93 MB / 302.1 MB Notification: Performance of postOpt removeConstants (simulation): time 0.0001038/0.1114, allocations: 136.4 kB / 403.3 MB, free: 7.777 MB / 302.1 MB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.544e-05/0.1114, allocations: 8 kB / 403.3 MB, free: 7.77 MB / 302.1 MB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0001153/0.1115, allocations: 15.98 kB / 403.3 MB, free: 7.754 MB / 302.1 MB Notification: Performance of postOpt findZeroCrossings (simulation): time 5.382e-05/0.1116, allocations: 27.91 kB / 403.3 MB, free: 7.727 MB / 302.1 MB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.17e-05/0.1116, allocations: 11.98 kB / 403.3 MB, free: 7.715 MB / 302.1 MB Notification: Performance of sorting global known variables: time 0.0005319/0.1122, allocations: 0.5105 MB / 403.9 MB, free: 7.207 MB / 302.1 MB Notification: Performance of sort global known variables: time 1.2e-07/0.1122, allocations: 0 / 403.9 MB, free: 7.207 MB / 302.1 MB Notification: Performance of remove unused functions: time 0.0003591/0.1125, allocations: 95.89 kB / 403.9 MB, free: 7.113 MB / 302.1 MB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 1 * Number of states: 0 () * Number of discrete variables: 18 ($whenCondition4,$whenCondition3,$whenCondition2,$whenCondition1,and_gate.u[3],and_gate.u[4],and_gate.y[1],booleanConstant.combiTimeTable.nextTimeEvent,booleanConstant.combiTimeTable.nextTimeEventScaled,booleanConstant1.combiTimeTable.nextTimeEvent,booleanConstant1.combiTimeTable.nextTimeEventScaled,booleanConstant2.combiTimeTable.nextTimeEvent,booleanConstant2.combiTimeTable.nextTimeEventScaled,not_gate.y[1],or_gate.u[2],or_gate.y[1],xor_gate.y[1],not_gate_C.y[1]) * Number of discrete states: 6 (booleanConstant2.combiTimeTable.nextTimeEventScaled,booleanConstant1.combiTimeTable.nextTimeEventScaled,booleanConstant.combiTimeTable.nextTimeEventScaled,booleanConstant.combiTimeTable.nextTimeEvent,booleanConstant1.combiTimeTable.nextTimeEvent,booleanConstant2.combiTimeTable.nextTimeEvent) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (24): * Single equations (assignments): 13 * Array equations: 1 * Algorithm blocks: 0 * Record equations: 0 * When equations: 10 * If-equations: 0 * Equation systems (not torn): 0 * Torn equation systems: 0 * Mixed (continuous/discrete) equation systems: 0 Notification: Performance of Backend phase and start with SimCode phase: time 0.001654/0.1142, allocations: 1.247 MB / 405.2 MB, free: 5.949 MB / 302.1 MB Notification: Performance of simCode: created initialization part: time 0.0004368/0.1146, allocations: 235.6 kB / 405.4 MB, free: 5.719 MB / 302.1 MB Notification: Performance of simCode: created event and clocks part: time 1.904e-06/0.1147, allocations: 0 / 405.4 MB, free: 5.719 MB / 302.1 MB Notification: Performance of simCode: created simulation system equations: time 0.0002056/0.1149, allocations: 115.9 kB / 405.5 MB, free: 5.605 MB / 302.1 MB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.0005082/0.1154, allocations: 111.5 kB / 405.6 MB, free: 5.492 MB / 302.1 MB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005495/0.1209, allocations: 4.698 MB / 410.3 MB, free: 0.6523 MB / 302.1 MB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004404/0.1214, allocations: 0.8582 MB / 411.2 MB, free: 15.77 MB / 318.1 MB Notification: Performance of simCode: alias equations: time 0.0002366/0.1216, allocations: 83.44 kB / 411.3 MB, free: 15.68 MB / 318.1 MB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002051/0.1218, allocations: 178.6 kB / 411.5 MB, free: 15.51 MB / 318.1 MB Notification: Performance of SimCode: time 5.01e-07/0.1218, allocations: 0 / 411.5 MB, free: 15.51 MB / 318.1 MB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.02283/0.1447, allocations: 11.33 MB / 422.8 MB, free: 4.234 MB / 318.1 MB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0003071/0.145, allocations: 303.5 kB / 423.1 MB, free: 3.848 MB / 318.1 MB Notification: Performance of buildModelFMU: Generate platform static: time 1.951/2.096, allocations: 0 / 423.1 MB, free: 3.848 MB / 318.1 MB (rm -f IndustrialControlSystems_IndustrialControlSystems.Logical.LogicalOperations.Examples.basicLogicOperations.pipe ; mkfifo IndustrialControlSystems_IndustrialControlSystems.Logical.LogicalOperations.Examples.basicLogicOperations.pipe ; head -c 1048576 < IndustrialControlSystems_IndustrialControlSystems.Logical.LogicalOperations.Examples.basicLogicOperations.pipe >> ../files/IndustrialControlSystems_IndustrialControlSystems.Logical.LogicalOperations.Examples.basicLogicOperations.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_IndustrialControlSystems_IndustrialControlSystems_Logical_LogicalOperations_Examples_basicLogicOperations_fmu --startTime=0 --stopTime=15 --timeout=50 --tolerance=1e-06 IndustrialControlSystems_IndustrialControlSystems_Logical_LogicalOperations_Examples_basicLogicOperations.fmu > IndustrialControlSystems_IndustrialControlSystems.Logical.LogicalOperations.Examples.basicLogicOperations.pipe 2>&1)