Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildingSystems_BuildingSystems.Fluid.FMI.Validation.HeaterFan_noReverseFlow.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/NcDataReader2 2.5.1-master/package.mo", uses=false) loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo", uses=false) Using package BuildingSystems with version 2.0.0-beta (/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo) Using package NcDataReader2 with version 2.5.1 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/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(BuildingSystems.Fluid.FMI.Validation.HeaterFan_noReverseFlow,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Fluid.FMI.Validation.HeaterFan_noReverseFlow") translateModel(BuildingSystems.Fluid.FMI.Validation.HeaterFan_noReverseFlow,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildingSystems_BuildingSystems.Fluid.FMI.Validation.HeaterFan_noReverseFlow") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.00172/0.00172, allocations: 103.4 kB / 15.33 MB, free: 0.5078 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001869/0.001869, allocations: 197.3 kB / 16.26 MB, free: 6.629 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.418/1.418, allocations: 222.9 MB / 239.9 MB, free: 4.535 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002638/0.002638, allocations: 274.8 kB / 290.3 MB, free: 2.148 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 1.067/1.067, allocations: 178.6 MB / 0.5069 GB, free: 4.766 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.002997/0.002997, allocations: 105.1 kB / 0.6059 GB, free: 25.06 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1809/0.1839, allocations: 89.14 MB / 0.693 GB, free: 4.73 MB / 494.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Fluid.FMI.Validation.HeaterFan_noReverseFlow): time 0.732/0.9159, allocations: 301.3 MB / 0.9872 GB, free: 14.34 MB / 0.7169 GB Notification: Performance of NFInst.instExpressions: time 0.04181/0.9578, allocations: 27.24 MB / 1.014 GB, free: 3.023 MB / 0.7325 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002866/0.9607, allocations: 71.62 kB / 1.014 GB, free: 2.953 MB / 0.7325 GB Notification: Performance of NFTyping.typeComponents: time 0.01039/0.9711, allocations: 4.654 MB / 1.018 GB, free: 14.29 MB / 0.7481 GB Notification: Performance of NFTyping.typeBindings: time 0.007845/0.979, allocations: 2.738 MB / 1.021 GB, free: 11.54 MB / 0.7481 GB Notification: Performance of NFTyping.typeClassSections: time 0.006366/0.9854, allocations: 2.435 MB / 1.024 GB, free: 9.121 MB / 0.7481 GB [/var/lib/jenkins/ws/OpenModelicaLibraryTestingWork/OpenModelica/OMCompiler/Compiler/NFFrontEnd/NFCeval.mo:1089:9-1089:67:writable] Error: Internal error NFCeval.evalBinaryMul failed to evaluate ‘{0.0, 0.1666666666666667}[pressure.n] * 0.0‘ Notification: Performance of NFFlatten.flatten: time 0.01117/0.9966, allocations: 7.308 MB / 1.031 GB, free: 1.801 MB / 0.7481 GB Notification: Performance of NFFlatten.resolveConnections: time 0.003353/1, allocations: 1.798 MB / 1.032 GB, free: 15.96 MB / 0.7637 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005001/1.005, allocations: 2.238 MB / 1.035 GB, free: 13.72 MB / 0.7637 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003104/1.008, allocations: 1.41 MB / 1.036 GB, free: 12.31 MB / 0.7637 GB Notification: Performance of NFPackage.collectConstants: time 0.0006068/1.009, allocations: 212 kB / 1.036 GB, free: 12.1 MB / 0.7637 GB Notification: Performance of NFFlatten.collectFunctions: time 0.006596/1.015, allocations: 3.328 MB / 1.039 GB, free: 8.766 MB / 0.7637 GB Notification: Performance of NFScalarize.scalarize: time 0.001116/1.016, allocations: 0.7479 MB / 1.04 GB, free: 8.016 MB / 0.7637 GB Notification: Performance of NFVerifyModel.verify: time 0.002021/1.018, allocations: 1.26 MB / 1.041 GB, free: 6.75 MB / 0.7637 GB Notification: Performance of NFConvertDAE.convert: time 0.007717/1.026, allocations: 5.056 MB / 1.046 GB, free: 1.68 MB / 0.7637 GB Notification: Performance of FrontEnd - DAE generated: time 4.719e-06/1.026, allocations: 0 / 1.046 GB, free: 1.68 MB / 0.7637 GB Notification: Performance of FrontEnd: time 1.393e-06/1.026, allocations: 0 / 1.046 GB, free: 1.68 MB / 0.7637 GB Notification: Performance of Transformations before backend: time 4.341e-05/1.026, allocations: 0 / 1.046 GB, free: 1.68 MB / 0.7637 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 277 * Number of variables: 277 Notification: Performance of Generate backend data structure: time 0.2878/1.314, allocations: 2.72 MB / 1.049 GB, free: 289.2 MB / 0.7637 GB Notification: Performance of prepare preOptimizeDAE: time 5.072e-05/1.314, allocations: 9.438 kB / 1.049 GB, free: 289.2 MB / 0.7637 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.006871/1.321, allocations: 0.7164 MB / 1.05 GB, free: 289.1 MB / 0.7637 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01572/1.337, allocations: 5.535 MB / 1.055 GB, free: 287 MB / 0.7637 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0005707/1.337, allocations: 142.2 kB / 1.055 GB, free: 287 MB / 0.7637 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0003355/1.338, allocations: 113.3 kB / 1.055 GB, free: 287 MB / 0.7637 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.004219/1.342, allocations: 1.381 MB / 1.057 GB, free: 286.2 MB / 0.7637 GB Notification: Performance of preOpt findStateOrder (simulation): time 4.166e-05/1.342, allocations: 2.031 kB / 1.057 GB, free: 286.2 MB / 0.7637 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001802/1.342, allocations: 56.03 kB / 1.057 GB, free: 286.2 MB / 0.7637 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 8.751e-05/1.342, allocations: 41.16 kB / 1.057 GB, free: 286.2 MB / 0.7637 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.004489/1.347, allocations: 1.007 MB / 1.058 GB, free: 285.8 MB / 0.7637 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 0.01351/1.36, allocations: 7.107 MB / 1.065 GB, free: 280.5 MB / 0.7637 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001461/1.362, allocations: 317.2 kB / 1.065 GB, free: 280.4 MB / 0.7637 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0005981/1.363, allocations: 125.2 kB / 1.065 GB, free: 280.4 MB / 0.7637 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003807/1.363, allocations: 187.1 kB / 1.065 GB, free: 280.2 MB / 0.7637 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.12e-05/1.363, allocations: 36.81 kB / 1.065 GB, free: 280.1 MB / 0.7637 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.0009346/1.364, allocations: 92.62 kB / 1.065 GB, free: 280.1 MB / 0.7637 GB Notification: Performance of pre-optimization done (n=19): time 3.677e-06/1.364, allocations: 0 / 1.065 GB, free: 280.1 MB / 0.7637 GB Notification: Performance of matching and sorting (n=19): time 0.0026/1.367, allocations: 0.56 MB / 1.066 GB, free: 279.8 MB / 0.7637 GB Notification: Performance of inlineWhenForInitialization (initialization): time 2.792e-05/1.367, allocations: 53.5 kB / 1.066 GB, free: 279.8 MB / 0.7637 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.004713/1.371, allocations: 2.253 MB / 1.068 GB, free: 278.9 MB / 0.7637 GB Notification: Performance of collectPreVariables (initialization): time 7.484e-05/1.371, allocations: 40.95 kB / 1.068 GB, free: 278.8 MB / 0.7637 GB Notification: Performance of collectInitialEqns (initialization): time 0.001027/1.373, allocations: 0.9634 MB / 1.069 GB, free: 278.1 MB / 0.7637 GB Notification: Performance of collectInitialBindings (initialization): time 9.361e-05/1.373, allocations: 78.45 kB / 1.069 GB, free: 278 MB / 0.7637 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0005245/1.373, allocations: 281.6 kB / 1.07 GB, free: 277.9 MB / 0.7637 GB Notification: Performance of setup shared object (initialization): time 0.0001036/1.373, allocations: 359.4 kB / 1.07 GB, free: 277.6 MB / 0.7637 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.001475/1.375, allocations: 453 kB / 1.07 GB, free: 277.4 MB / 0.7637 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001951/1.377, allocations: 0.8673 MB / 1.071 GB, free: 276.7 MB / 0.7637 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.002748/1.38, allocations: 1.182 MB / 1.072 GB, free: 275.9 MB / 0.7637 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.145e-05/1.38, allocations: 1.469 kB / 1.072 GB, free: 275.9 MB / 0.7637 GB Notification: Performance of matching and sorting (n=151) (initialization): time 0.004618/1.384, allocations: 1.489 MB / 1.074 GB, free: 275.3 MB / 0.7637 GB Notification: Performance of prepare postOptimizeDAE: time 2.939e-05/1.384, allocations: 10.62 kB / 1.074 GB, free: 275.3 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 2.599e-05/1.384, allocations: 14.86 kB / 1.074 GB, free: 275.3 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (initialization): time 4.456e-05/1.384, allocations: 19.12 kB / 1.074 GB, free: 275.3 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001604/1.386, allocations: 238.9 kB / 1.074 GB, free: 275.3 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 3.957e-05/1.386, allocations: 30.2 kB / 1.074 GB, free: 275.3 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.00283/1.389, allocations: 155.6 kB / 1.074 GB, free: 275.2 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001387/1.389, allocations: 51.34 kB / 1.074 GB, free: 275.2 MB / 0.7637 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.002545/1.392, allocations: 0.9302 MB / 1.075 GB, free: 274.8 MB / 0.7637 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001686/1.393, allocations: 0.8691 MB / 1.076 GB, free: 274 MB / 0.7637 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.002426/1.396, allocations: 1.167 MB / 1.077 GB, free: 273.1 MB / 0.7637 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.09e-05/1.396, allocations: 3.688 kB / 1.077 GB, free: 273.1 MB / 0.7637 GB Notification: Performance of matching and sorting (n=151) (initialization_lambda0): time 0.003692/1.399, allocations: 1.46 MB / 1.079 GB, free: 272.3 MB / 0.7637 GB Notification: Performance of prepare postOptimizeDAE: time 1.63e-05/1.399, allocations: 9.531 kB / 1.079 GB, free: 272.3 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.421e-05/1.399, allocations: 12.62 kB / 1.079 GB, free: 272.3 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.666e-05/1.4, allocations: 18.47 kB / 1.079 GB, free: 272.3 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0008823/1.4, allocations: 238.8 kB / 1.079 GB, free: 272.3 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 3.403e-05/1.4, allocations: 27.19 kB / 1.079 GB, free: 272.2 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001393/1.402, allocations: 124.1 kB / 1.079 GB, free: 272.2 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 7.605e-05/1.402, allocations: 55.64 kB / 1.079 GB, free: 272.2 MB / 0.7637 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 58 * 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 (118): * Single equations (assignments): 116 * Array equations: 1 * Algorithm blocks: 0 * Record equations: 1 * 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 0.0002264/1.402, allocations: 237.3 kB / 1.079 GB, free: 272 MB / 0.7637 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002127/1.402, allocations: 189.2 kB / 1.079 GB, free: 271.9 MB / 0.7637 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001083/1.403, allocations: 463.1 kB / 1.08 GB, free: 271.6 MB / 0.7637 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 4.389e-06/1.403, allocations: 2.5 kB / 1.08 GB, free: 271.6 MB / 0.7637 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.428e-06/1.403, allocations: 0 / 1.08 GB, free: 271.6 MB / 0.7637 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 5.34e-06/1.403, allocations: 6.625 kB / 1.08 GB, free: 271.6 MB / 0.7637 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.002647/1.406, allocations: 1.798 MB / 1.082 GB, free: 270.2 MB / 0.7637 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 5.891e-06/1.406, allocations: 4.656 kB / 1.082 GB, free: 270.2 MB / 0.7637 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0003049/1.406, allocations: 55.89 kB / 1.082 GB, free: 270.2 MB / 0.7637 GB Notification: Performance of postOpt tearingSystem (simulation): time 6.773e-06/1.406, allocations: 10.66 kB / 1.082 GB, free: 270.2 MB / 0.7637 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 2.599e-05/1.407, allocations: 10.36 kB / 1.082 GB, free: 270.2 MB / 0.7637 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 6.562e-06/1.407, allocations: 8.531 kB / 1.082 GB, free: 270.2 MB / 0.7637 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 5.741e-06/1.407, allocations: 9.156 kB / 1.082 GB, free: 270.2 MB / 0.7637 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0008783/1.407, allocations: 0.6594 MB / 1.082 GB, free: 269.7 MB / 0.7637 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0004009/1.408, allocations: 325.8 kB / 1.083 GB, free: 269.4 MB / 0.7637 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0002152/1.408, allocations: 9.453 kB / 1.083 GB, free: 269.4 MB / 0.7637 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0009092/1.409, allocations: 60.78 kB / 1.083 GB, free: 269.4 MB / 0.7637 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 3.813e-05/1.409, allocations: 25.3 kB / 1.083 GB, free: 269.4 MB / 0.7637 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 3.651e-05/1.409, allocations: 17.92 kB / 1.083 GB, free: 269.4 MB / 0.7637 GB Notification: Performance of sorting global known variables: time 0.002051/1.411, allocations: 1.54 MB / 1.084 GB, free: 268.5 MB / 0.7637 GB Notification: Performance of sort global known variables: time 1.9e-07/1.411, allocations: 0 / 1.084 GB, free: 268.5 MB / 0.7637 GB Notification: Performance of remove unused functions: time 0.002277/1.413, allocations: 0.8182 MB / 1.085 GB, free: 268.4 MB / 0.7637 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 18 * 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 (19): * Single equations (assignments): 19 * Array equations: 0 * 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 Backend phase and start with SimCode phase: time 0.0008034/1.414, allocations: 435 kB / 1.086 GB, free: 268.2 MB / 0.7637 GB Notification: Performance of simCode: created initialization part: time 0.002727/1.417, allocations: 1.455 MB / 1.087 GB, free: 267.5 MB / 0.7637 GB Notification: Performance of simCode: created event and clocks part: time 6.712e-06/1.417, allocations: 1.562 kB / 1.087 GB, free: 267.5 MB / 0.7637 GB Notification: Performance of simCode: created simulation system equations: time 0.0003419/1.417, allocations: 138.3 kB / 1.087 GB, free: 267.4 MB / 0.7637 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003862/1.421, allocations: 1.067 MB / 1.088 GB, free: 266.9 MB / 0.7637 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004448/1.426, allocations: 3.602 MB / 1.092 GB, free: 264.5 MB / 0.7637 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0009265/1.427, allocations: 1.485 MB / 1.093 GB, free: 263.4 MB / 0.7637 GB Notification: Performance of simCode: alias equations: time 0.002083/1.429, allocations: 451.2 kB / 1.094 GB, free: 263.2 MB / 0.7637 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002502/1.429, allocations: 123.7 kB / 1.094 GB, free: 263.1 MB / 0.7637 GB Notification: Performance of SimCode: time 8.02e-07/1.429, allocations: 1.375 kB / 1.094 GB, free: 263.1 MB / 0.7637 GB Notification: Performance of Templates: time 0.04714/1.476, allocations: 35.62 MB / 1.128 GB, free: 231.3 MB / 0.7637 GB make -j1 -f BuildingSystems_BuildingSystems.Fluid.FMI.Validation.HeaterFan_noReverseFlow.makefile (rm -f BuildingSystems_BuildingSystems.Fluid.FMI.Validation.HeaterFan_noReverseFlow.pipe ; mkfifo BuildingSystems_BuildingSystems.Fluid.FMI.Validation.HeaterFan_noReverseFlow.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Fluid.FMI.Validation.HeaterFan_noReverseFlow.pipe >> ../files/BuildingSystems_BuildingSystems.Fluid.FMI.Validation.HeaterFan_noReverseFlow.sim & ./BuildingSystems_BuildingSystems.Fluid.FMI.Validation.HeaterFan_noReverseFlow -abortSlowSimulation -alarm=480 -lv LOG_STATS > BuildingSystems_BuildingSystems.Fluid.FMI.Validation.HeaterFan_noReverseFlow.pipe 2>&1)