Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr IDEAS_IDEAS.Fluid.Examples.FlowSystem.Simplified3.conf.json 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/IDEAS 3.0.0-master/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/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/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 IDEAS with version 3.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/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) Running command: "" <> buildModelFMU(IDEAS.Fluid.Examples.FlowSystem.Simplified3,fileNamePrefix="IDEAS_IDEAS_Fluid_Examples_FlowSystem_Simplified3",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(IDEAS.Fluid.Examples.FlowSystem.Simplified3,fileNamePrefix="IDEAS_IDEAS_Fluid_Examples_FlowSystem_Simplified3",fmuType="me",version="2.0",platforms={"static"}) Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.0009987/0.0009987, allocations: 173.9 kB / 7.648 MB, free: 1.422 MB / 5.871 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/IDEAS 3.0.0-master/package.mo): time 0.7524/0.7524, allocations: 133.6 MB / 141.6 MB, free: 2.91 MB / 106.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.75/1.75, allocations: 221.5 MB / 395.5 MB, free: 10.79 MB / 330.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.0008548/0.0008548, allocations: 107.2 kB / 478.2 MB, free: 1.32 MB / 346.7 MB Notification: Performance of FrontEnd - loaded program: time 1.846e-05/1.848e-05, allocations: 0 / 0.5536 GB, free: 8.961 MB / 442.7 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.4511/0.4512, allocations: 82.3 MB / 0.6339 GB, free: 40.76 MB / 458.7 MB Notification: Performance of FrontEnd - scodeFlatten: time 0.8751/1.326, allocations: 423.7 MB / 1.048 GB, free: 10.26 MB / 0.6823 GB Notification: Performance of FrontEnd - mkProgramGraph: time 0.0002252/1.327, allocations: 91.83 kB / 1.048 GB, free: 10.21 MB / 0.6823 GB Notification: Performance of FrontEnd - DAE generated: time 41.2/42.53, allocations: 9.515 GB / 10.56 GB, free: 7.426 MB / 0.948 GB Notification: Performance of FrontEnd: time 1.713e-06/42.53, allocations: 0 / 10.56 GB, free: 7.426 MB / 0.948 GB Notification: Performance of Transformations before backend: time 0.003752/42.53, allocations: 427.6 kB / 10.56 GB, free: 7.008 MB / 0.948 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 2029 * Number of variables: 2029 Notification: Performance of Generate backend data structure: time 2.003/44.54, allocations: 13.49 MB / 10.58 GB, free: 34.8 MB / 0.948 GB Notification: Performance of prepare preOptimizeDAE: time 4.73e-05/44.54, allocations: 9.75 kB / 10.58 GB, free: 34.8 MB / 0.948 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.01705/44.55, allocations: 2.191 MB / 10.58 GB, free: 33.83 MB / 0.948 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.0767/44.63, allocations: 21.54 MB / 10.6 GB, free: 31.62 MB / 0.948 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0006781/44.63, allocations: 251.1 kB / 10.6 GB, free: 31.62 MB / 0.948 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.005612/44.64, allocations: 0.5831 MB / 10.6 GB, free: 31.61 MB / 0.948 GB Notification: Performance of preOpt removeEqualFunctionCalls (simulation): time 0.03651/44.67, allocations: 19.58 MB / 10.62 GB, free: 31.58 MB / 0.948 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.04446/44.72, allocations: 14.39 MB / 10.63 GB, free: 30.82 MB / 0.948 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0007614/44.72, allocations: 19.09 kB / 10.63 GB, free: 30.82 MB / 0.948 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.005645/44.72, allocations: 10.69 kB / 10.63 GB, free: 30.82 MB / 0.948 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.000564/44.72, allocations: 370.9 kB / 10.63 GB, free: 30.8 MB / 0.948 GB Warning: The model contains alias variables with conflicting start and/or 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 0.1694/44.89, allocations: 78.57 MB / 10.71 GB, free: 12.88 MB / 0.9637 GB Notification: Performance of preOpt comSubExp (simulation): time 0.01983/44.91, allocations: 12.4 MB / 10.72 GB, free: 12.44 MB / 0.9637 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.01707/44.93, allocations: 9.745 MB / 10.73 GB, free: 12.36 MB / 0.9637 GB Warning: The model contains alias variables with conflicting start and/or 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 evalFunc (simulation): time 0.0893/45.02, allocations: 33.5 MB / 10.76 GB, free: 19.48 MB / 0.9793 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.01812/45.04, allocations: 9.007 MB / 10.77 GB, free: 19.32 MB / 0.9793 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.04787/45.09, allocations: 14.91 MB / 10.79 GB, free: 19.06 MB / 0.9793 GB Notification: Performance of pre-optimization done (n=593): time 6.952e-05/45.09, allocations: 0.5 kB / 10.79 GB, free: 19.06 MB / 0.9793 GB Notification: Performance of matching and sorting (n=595): time 0.6657/45.75, allocations: 138.8 MB / 10.92 GB, free: 2.477 MB / 0.9793 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001104/45.75, allocations: 115.3 kB / 10.92 GB, free: 2.352 MB / 0.9793 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 1.976/47.73, allocations: 14.76 MB / 10.94 GB, free: 64.9 MB / 0.9794 GB Notification: Performance of collectPreVariables (initialization): time 0.004569/47.73, allocations: 36.8 kB / 10.94 GB, free: 64.87 MB / 0.9794 GB Notification: Performance of collectInitialEqns (initialization): time 0.01126/47.74, allocations: 7.321 MB / 10.95 GB, free: 64.63 MB / 0.9794 GB Notification: Performance of collectInitialBindings (initialization): time 0.00616/47.75, allocations: 2.037 MB / 10.95 GB, free: 64.48 MB / 0.9794 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.003429/47.75, allocations: 2.062 kB / 10.95 GB, free: 64.48 MB / 0.9794 GB Notification: Performance of setup shared object (initialization): time 0.001008/47.75, allocations: 0.6457 MB / 10.95 GB, free: 64.16 MB / 0.9794 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.01489/47.77, allocations: 7.949 MB / 10.96 GB, free: 64.14 MB / 0.9794 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.01908/47.79, allocations: 10.69 MB / 10.97 GB, free: 61.01 MB / 0.9794 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.02129/47.81, allocations: 9.288 MB / 10.98 GB, free: 60.89 MB / 0.9794 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 0.000221/47.81, allocations: 17.06 kB / 10.98 GB, free: 60.89 MB / 0.9794 GB Notification: Performance of matching and sorting (n=1089) (initialization): time 0.6223/48.43, allocations: 123 MB / 11.1 GB, free: 59.45 MB / 0.9794 GB Notification: Performance of prepare postOptimizeDAE: time 0.01023/48.44, allocations: 36.8 MB / 11.13 GB, free: 36.72 MB / 0.995 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0003127/48.44, allocations: 50.69 kB / 11.13 GB, free: 36.72 MB / 0.995 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.6287/49.07, allocations: 143.1 MB / 11.27 GB, free: 15.19 MB / 1.011 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01431/49.09, allocations: 2.652 MB / 11.27 GB, free: 12.71 MB / 1.011 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.139/50.22, allocations: 65.55 MB / 11.34 GB, free: 102.6 MB / 1.026 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.02254/50.25, allocations: 1.052 MB / 11.34 GB, free: 102.6 MB / 1.026 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.004606/50.25, allocations: 0.7908 MB / 11.34 GB, free: 102.6 MB / 1.026 GB Notification: Performance of prepare postOptimizeDAE: time 1.503e-05/50.25, allocations: 6.031 kB / 11.34 GB, free: 102.6 MB / 1.026 GB Notification: Performance of postOpt replaceHomotopyWithSimplified (initialization): time 0.6141/50.87, allocations: 120.5 MB / 11.46 GB, free: 102.1 MB / 1.026 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 0.0002419/50.87, allocations: 53.97 kB / 11.46 GB, free: 102.1 MB / 1.026 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.6442/51.51, allocations: 143.2 MB / 11.6 GB, free: 68.03 MB / 1.026 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.01193/51.52, allocations: 2.647 MB / 11.6 GB, free: 65.54 MB / 1.026 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.1362/51.66, allocations: 68.22 MB / 11.67 GB, free: 15.79 MB / 1.026 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.023/51.68, allocations: 1.014 MB / 11.67 GB, free: 14.84 MB / 1.026 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.00493/51.69, allocations: 0.7577 MB / 11.67 GB, free: 14.15 MB / 1.026 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 241 * Number of states: 0 () * Number of discrete variables: 10 ($whenCondition1,$whenCondition2,booleanToInteger.u,booleanToInteger.y,$PRE.stepPump.pulseStart,stepPump.pulseStart,$PRE.stepValve.T_start,stepValve.T_start,$PRE.stepValve.count,stepValve.count) * Number of discrete states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (913): * Single equations (assignments): 901 * Array equations: 4 * Algorithm blocks: 1 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (linear and non-linear blocks): 5 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 0 * Non-linear Jacobian: 5 {1,1,1,1,1} * Without analytic Jacobian: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(28,89.3%) 28} * Non-linear torn systems: 1 {5 80} Notification: Performance of prepare postOptimizeDAE: time 0.007087/51.69, allocations: 312 kB / 11.67 GB, free: 13.99 MB / 1.026 GB Notification: Performance of postOpt createAliasVarsForOutputStates (simulation): time 1.585/53.28, allocations: 118.5 MB / 11.78 GB, free: 99 MB / 1.026 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.009045/53.29, allocations: 1.393 MB / 11.79 GB, free: 99 MB / 1.026 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.1942/53.48, allocations: 43.46 MB / 11.83 GB, free: 98.43 MB / 1.026 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 0.000202/53.48, allocations: 69.53 kB / 11.83 GB, free: 98.43 MB / 1.026 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 0.0001139/53.48, allocations: 28.84 kB / 11.83 GB, free: 98.43 MB / 1.026 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.1696/53.65, allocations: 38.37 MB / 11.87 GB, free: 97.75 MB / 1.026 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.2201/53.87, allocations: 57.64 MB / 11.92 GB, free: 93.75 MB / 1.026 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 8.636e-05/53.87, allocations: 0 / 11.92 GB, free: 93.75 MB / 1.026 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.007467/53.88, allocations: 1.165 MB / 11.92 GB, free: 93.75 MB / 1.026 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.1835/54.06, allocations: 40.47 MB / 11.96 GB, free: 76.51 MB / 1.026 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.002736/54.07, allocations: 150.2 kB / 11.96 GB, free: 76.44 MB / 1.026 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.05811/54.12, allocations: 25.83 MB / 11.99 GB, free: 61.54 MB / 1.026 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 8.446e-06/54.12, allocations: 8 kB / 11.99 GB, free: 61.53 MB / 1.026 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.1907/54.31, allocations: 48.85 MB / 12.04 GB, free: 24.72 MB / 1.026 GB Notification: Performance of postOpt removeConstants (simulation): time 0.01567/54.33, allocations: 3.246 MB / 12.04 GB, free: 22.23 MB / 1.026 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.00847/54.34, allocations: 72.36 kB / 12.04 GB, free: 22.18 MB / 1.026 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.01812/54.36, allocations: 0.8069 MB / 12.04 GB, free: 21.4 MB / 1.026 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.003521/54.36, allocations: 432 kB / 12.04 GB, free: 21.02 MB / 1.026 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.002525/54.36, allocations: 264.4 kB / 12.04 GB, free: 20.82 MB / 1.026 GB Notification: Performance of sorting global known variables: time 1.218/55.58, allocations: 10.07 MB / 12.05 GB, free: 93.3 MB / 1.026 GB Notification: Performance of sort global known variables: time 3.91e-07/55.58, allocations: 0.75 kB / 12.05 GB, free: 93.3 MB / 1.026 GB Notification: Performance of remove unused functions: time 0.06885/55.65, allocations: 7.883 MB / 12.06 GB, free: 93.3 MB / 1.026 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 5 * Number of states: 74 (pmpSouth.vol.dynBal.U,pmpSouth.filter.s[1],pmpSouth.filter.s[2],pmpNorth.vol.dynBal.U,pmpNorth.filter.s[1],pmpNorth.filter.s[2],valSouth1[1].filter.s[1],valSouth1[1].filter.s[2],valSouth1[2].filter.s[1],valSouth1[2].filter.s[2],valSouth1[3].filter.s[1],valSouth1[3].filter.s[2],valSouth1[4].filter.s[1],valSouth1[4].filter.s[2],valSouth2[1].filter.s[1],valSouth2[1].filter.s[2],valSouth2[2].filter.s[1],valSouth2[2].filter.s[2],valSouth2[3].filter.s[1],valSouth2[3].filter.s[2],valSouth2[4].filter.s[1],valSouth2[4].filter.s[2],valSouth2[5].filter.s[1],valSouth2[5].filter.s[2],valSouth2[6].filter.s[1],valSouth2[6].filter.s[2],valSouth2[7].filter.s[1],valSouth2[7].filter.s[2],valSouth2[8].filter.s[1],valSouth2[8].filter.s[2],valNorth1[1].filter.s[1],valNorth1[1].filter.s[2],valNorth1[2].filter.s[1],valNorth1[2].filter.s[2],valNorth1[3].filter.s[1],valNorth1[3].filter.s[2],valNorth1[4].filter.s[1],valNorth1[4].filter.s[2],valNorth2[1].filter.s[1],valNorth2[1].filter.s[2],valNorth2[2].filter.s[1],valNorth2[2].filter.s[2],valNorth2[3].filter.s[1],valNorth2[3].filter.s[2],valNorth2[4].filter.s[1],valNorth2[4].filter.s[2],valNorth2[5].filter.s[1],valNorth2[5].filter.s[2],valNorth2[6].filter.s[1],valNorth2[6].filter.s[2],valNorth2[7].filter.s[1],valNorth2[7].filter.s[2],valNorth2[8].filter.s[1],valNorth2[8].filter.s[2],valSouth.vol.dynBal.U,valSouth.filter.s[1],valSouth.filter.s[2],valNorth.vol.dynBal.U,valNorth.filter.s[1],valNorth.filter.s[2],spl.vol.dynBal.U,spl1.vol.dynBal.U,pumpHea.vol.dynBal.U,pumpHea.filter.s[1],pumpHea.filter.s[2],valHea.filter.s[1],valHea.filter.s[2],valCoo.filter.s[1],valCoo.filter.s[2],spl2.vol.dynBal.U,spl3.vol.dynBal.U,pumpCoo.vol.dynBal.U,pumpCoo.filter.s[1],pumpCoo.filter.s[2]) * Number of discrete variables: 7 ($whenCondition2,$whenCondition1,booleanToInteger.u,booleanToInteger.y,stepPump.pulseStart,stepValve.T_start,stepValve.count) * Number of discrete states: 1 (stepValve.count) * Top-level inputs: 0 Notification: Strong component statistics for simulation (551): * Single equations (assignments): 531 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 10 * When equations: 3 * If-equations: 0 * Equation systems (linear and non-linear blocks): 5 * Torn equation systems: 2 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details: * Constant Jacobian: 0 * Linear Jacobian (size,density): 0 * Non-linear Jacobian: 5 {1,1,1,1,1} * Without analytic Jacobian: 0 Notification: Torn system details for strict tearing set: * Linear torn systems: 1 {(28,89.3%) 28} * Non-linear torn systems: 1 {5 80} Notification: Performance of Backend phase and start with SimCode phase: time 0.2111/55.86, allocations: 53.95 MB / 12.11 GB, free: 90 MB / 1.026 GB Notification: Performance of simCode: created initialization part: time 0.08517/55.95, allocations: 32.5 MB / 12.14 GB, free: 88.96 MB / 1.026 GB Notification: Performance of simCode: created event and clocks part: time 1.718e-05/55.95, allocations: 3.156 kB / 12.14 GB, free: 88.96 MB / 1.026 GB Notification: Performance of simCode: created simulation system equations: time 0.02163/55.97, allocations: 8.327 MB / 12.15 GB, free: 88.72 MB / 1.026 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.04784/56.02, allocations: 6.979 MB / 12.16 GB, free: 88.65 MB / 1.026 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.09698/56.11, allocations: 30.23 MB / 12.19 GB, free: 83.15 MB / 1.026 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.01712/56.13, allocations: 8.528 MB / 12.19 GB, free: 82.05 MB / 1.026 GB Notification: Performance of simCode: alias equations: time 0.04543/56.18, allocations: 8.057 MB / 12.2 GB, free: 81.92 MB / 1.026 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.01873/56.2, allocations: 6.924 MB / 12.21 GB, free: 81.92 MB / 1.026 GB Notification: Performance of SimCode: time 1.643e-06/56.2, allocations: 0 / 12.21 GB, free: 81.92 MB / 1.026 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 1.886/58.08, allocations: 0.5273 GB / 12.74 GB, free: 15.38 MB / 1.042 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.0001537/58.08, allocations: 154.4 kB / 12.74 GB, free: 15.18 MB / 1.042 GB Notification: Performance of buildModelFMU: Generate platform static: time 34.71/92.79, allocations: 0 / 12.74 GB, free: 15.18 MB / 1.042 GB (rm -f IDEAS_IDEAS.Fluid.Examples.FlowSystem.Simplified3.pipe ; mkfifo IDEAS_IDEAS.Fluid.Examples.FlowSystem.Simplified3.pipe ; head -c 1048576 < IDEAS_IDEAS.Fluid.Examples.FlowSystem.Simplified3.pipe >> ../files/IDEAS_IDEAS.Fluid.Examples.FlowSystem.Simplified3.sim & /home/hudson/saved_omc/OMSimulator/install/linux/bin/OMSimulator --tempDir=temp_IDEAS_IDEAS_Fluid_Examples_FlowSystem_Simplified3_fmu --startTime=0 --stopTime=1000 --timeout=50 --tolerance=1e-06 IDEAS_IDEAS_Fluid_Examples_FlowSystem_Simplified3.fmu > IDEAS_IDEAS.Fluid.Examples.FlowSystem.Simplified3.pipe 2>&1)