Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolume.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.Fluid.MixingVolumes.Validation.MixingVolume,tolerance=1e-09,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolume") translateModel(BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolume,tolerance=1e-09,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolume") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001325/0.001325, allocations: 109.2 kB / 16.37 MB, free: 6 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001387/0.001387, allocations: 197.6 kB / 17.31 MB, free: 5.613 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.301/1.301, allocations: 222.9 MB / 241 MB, free: 15.19 MB / 206.1 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 0.8479/0.8479, allocations: 143 MB / 434.2 MB, free: 12.02 MB / 350.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001223/0.001223, allocations: 67.89 kB / 0.5156 GB, free: 14.46 MB / 446.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.3239/0.3252, allocations: 82.04 MB / 0.5957 GB, free: 16.11 MB / 446.1 MB Notification: Performance of NFInst.instantiate(BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolume): time 0.513/0.8383, allocations: 242.6 MB / 0.8326 GB, free: 0.5117 MB / 0.5762 GB Notification: Performance of NFInst.instExpressions: time 0.01924/0.8575, allocations: 15.94 MB / 0.8482 GB, free: 13.14 MB / 0.5919 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002746/0.8603, allocations: 76.41 kB / 0.8483 GB, free: 13.14 MB / 0.5919 GB Notification: Performance of NFTyping.typeComponents: time 0.002733/0.8631, allocations: 1.18 MB / 0.8494 GB, free: 12.9 MB / 0.5919 GB Notification: Performance of NFTyping.typeBindings: time 0.009304/0.8724, allocations: 3.813 MB / 0.8532 GB, free: 11.26 MB / 0.5919 GB Notification: Performance of NFTyping.typeClassSections: time 0.004491/0.8769, allocations: 1.818 MB / 0.8549 GB, free: 10.18 MB / 0.5919 GB Notification: Performance of NFFlatten.flatten: time 0.006356/0.8833, allocations: 5.277 MB / 0.8601 GB, free: 8.129 MB / 0.5919 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002058/0.8854, allocations: 1.655 MB / 0.8617 GB, free: 7.133 MB / 0.5919 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005419/0.8908, allocations: 2.627 MB / 0.8643 GB, free: 4.98 MB / 0.5919 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003073/0.8939, allocations: 1.702 MB / 0.8659 GB, free: 3.492 MB / 0.5919 GB Notification: Performance of NFPackage.collectConstants: time 0.0002999/0.8942, allocations: 176 kB / 0.8661 GB, free: 3.32 MB / 0.5919 GB Notification: Performance of NFFlatten.collectFunctions: time 0.005962/0.9002, allocations: 2.703 MB / 0.8687 GB, free: 1.156 MB / 0.5919 GB Notification: Performance of NFScalarize.scalarize: time 0.0008618/0.9011, allocations: 0.7744 MB / 0.8695 GB, free: 408 kB / 0.5919 GB Notification: Performance of NFVerifyModel.verify: time 0.001616/0.9027, allocations: 1.147 MB / 0.8706 GB, free: 15.27 MB / 0.6075 GB Notification: Performance of NFConvertDAE.convert: time 0.006812/0.9095, allocations: 3.664 MB / 0.8742 GB, free: 11.8 MB / 0.6075 GB Notification: Performance of FrontEnd - DAE generated: time 4.739e-06/0.9095, allocations: 0 / 0.8742 GB, free: 11.8 MB / 0.6075 GB Notification: Performance of FrontEnd: time 1.994e-06/0.9095, allocations: 0 / 0.8742 GB, free: 11.8 MB / 0.6075 GB Notification: Performance of Transformations before backend: time 4.525e-05/0.9096, allocations: 4 kB / 0.8742 GB, free: 11.79 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: 363 * Number of variables: 363 Notification: Performance of Generate backend data structure: time 0.004775/0.9144, allocations: 2.496 MB / 0.8766 GB, free: 9.273 MB / 0.6075 GB Notification: Performance of prepare preOptimizeDAE: time 3.489e-05/0.9144, allocations: 8.031 kB / 0.8766 GB, free: 9.266 MB / 0.6075 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002988/0.9174, allocations: 0.5064 MB / 0.8771 GB, free: 8.762 MB / 0.6075 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.002549/0.92, allocations: 1.366 MB / 0.8785 GB, free: 7.41 MB / 0.6075 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.0001769/0.9202, allocations: 177.5 kB / 0.8786 GB, free: 7.227 MB / 0.6075 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0002146/0.9204, allocations: 148 kB / 0.8788 GB, free: 7.082 MB / 0.6075 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002793/0.9232, allocations: 1.742 MB / 0.8805 GB, free: 5.273 MB / 0.6075 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.597e-05/0.9232, allocations: 4 kB / 0.8805 GB, free: 5.27 MB / 0.6075 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.0001319/0.9234, allocations: 66.52 kB / 0.8806 GB, free: 5.207 MB / 0.6075 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 6.612e-05/0.9235, allocations: 62.69 kB / 0.8806 GB, free: 5.145 MB / 0.6075 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002453/0.9259, allocations: 1.374 MB / 0.882 GB, free: 3.777 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 0.009951/0.9359, allocations: 8.216 MB / 0.89 GB, free: 11.02 MB / 0.6231 GB Notification: Performance of preOpt comSubExp (simulation): time 0.00155/0.9374, allocations: 0.8952 MB / 0.8908 GB, free: 10.12 MB / 0.6231 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0008712/0.9383, allocations: 0.538 MB / 0.8914 GB, free: 9.578 MB / 0.6231 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0007068/0.939, allocations: 323 kB / 0.8917 GB, free: 9.207 MB / 0.6231 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 3.738e-05/0.9391, allocations: 51.56 kB / 0.8917 GB, free: 9.148 MB / 0.6231 GB Notification: Performance of pre-optimization done (n=96): time 3.606e-06/0.9391, allocations: 0 / 0.8917 GB, free: 9.148 MB / 0.6231 GB Notification: Performance of matching and sorting (n=102): time 0.006526/0.9456, allocations: 3.107 MB / 0.8948 GB, free: 6.004 MB / 0.6231 GB Notification: Performance of inlineWhenForInitialization (initialization): time 4.265e-05/0.9457, allocations: 64.41 kB / 0.8948 GB, free: 5.926 MB / 0.6231 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001501/0.9472, allocations: 1.27 MB / 0.8961 GB, free: 4.648 MB / 0.6231 GB Notification: Performance of collectPreVariables (initialization): time 8.929e-05/0.9473, allocations: 49.7 kB / 0.8961 GB, free: 4.594 MB / 0.6231 GB Notification: Performance of collectInitialEqns (initialization): time 0.0006515/0.948, allocations: 0.8069 MB / 0.8969 GB, free: 3.781 MB / 0.6231 GB Notification: Performance of collectInitialBindings (initialization): time 0.0002846/0.9482, allocations: 365 kB / 0.8973 GB, free: 3.426 MB / 0.6231 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003221/0.9486, allocations: 226.7 kB / 0.8975 GB, free: 3.199 MB / 0.6231 GB Notification: Performance of setup shared object (initialization): time 0.0001298/0.9487, allocations: 357.9 kB / 0.8978 GB, free: 2.844 MB / 0.6231 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0008027/0.9495, allocations: 449.8 kB / 0.8982 GB, free: 2.402 MB / 0.6231 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001095/0.9506, allocations: 0.8297 MB / 0.899 GB, free: 1.41 MB / 0.6231 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.001861/0.9525, allocations: 1.246 MB / 0.9003 GB, free: 72 kB / 0.6231 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 1.17e-05/0.9525, allocations: 4 kB / 0.9003 GB, free: 68 kB / 0.6231 GB Notification: Performance of matching and sorting (n=150) (initialization): time 0.002325/0.9548, allocations: 1.4 MB / 0.9016 GB, free: 14.71 MB / 0.6387 GB Notification: Performance of prepare postOptimizeDAE: time 4.025e-05/0.9549, allocations: 8 kB / 0.9016 GB, free: 14.7 MB / 0.6387 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.447e-05/0.9549, allocations: 12 kB / 0.9017 GB, free: 14.69 MB / 0.6387 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.459e-05/0.9549, allocations: 16.78 kB / 0.9017 GB, free: 14.68 MB / 0.6387 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001115/0.9561, allocations: 285.1 kB / 0.9019 GB, free: 14.4 MB / 0.6387 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.342e-05/0.9561, allocations: 27.86 kB / 0.902 GB, free: 14.38 MB / 0.6387 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001173/0.9573, allocations: 67.19 kB / 0.902 GB, free: 14.31 MB / 0.6387 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.681e-05/0.9574, allocations: 51.98 kB / 0.9021 GB, free: 14.26 MB / 0.6387 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.001223/0.9586, allocations: 0.7679 MB / 0.9028 GB, free: 13.49 MB / 0.6387 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.001005/0.9596, allocations: 0.8182 MB / 0.9036 GB, free: 12.51 MB / 0.6387 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0018/0.9614, allocations: 1.241 MB / 0.9048 GB, free: 11.14 MB / 0.6387 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 5.04e-06/0.9615, allocations: 0 / 0.9048 GB, free: 11.14 MB / 0.6387 GB Notification: Performance of matching and sorting (n=150) (initialization_lambda0): time 0.002278/0.9637, allocations: 1.394 MB / 0.9062 GB, free: 9.742 MB / 0.6387 GB Notification: Performance of prepare postOptimizeDAE: time 1.753e-05/0.9638, allocations: 8 kB / 0.9062 GB, free: 9.734 MB / 0.6387 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.005e-05/0.9638, allocations: 19.94 kB / 0.9062 GB, free: 9.715 MB / 0.6387 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.675e-05/0.9638, allocations: 16 kB / 0.9062 GB, free: 9.699 MB / 0.6387 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001087/0.9649, allocations: 263.6 kB / 0.9065 GB, free: 9.441 MB / 0.6387 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.995e-05/0.9649, allocations: 23.92 kB / 0.9065 GB, free: 9.418 MB / 0.6387 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001187/0.9661, allocations: 76.14 kB / 0.9066 GB, free: 9.344 MB / 0.6387 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 8.384e-05/0.9662, allocations: 55.98 kB / 0.9066 GB, free: 9.289 MB / 0.6387 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 41 * Number of states: 0 () * Number of discrete variables: 4 (vol.regularFlow[1],vol.regularFlow[2],vol.inFlow[2],vol.inFlow[1]) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (150): * Single equations (assignments): 150 * 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 prepare postOptimizeDAE: time 0.0002782/0.9665, allocations: 259.8 kB / 0.9069 GB, free: 9.027 MB / 0.6387 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002234/0.9667, allocations: 166 kB / 0.9071 GB, free: 8.863 MB / 0.6387 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.002083/0.9688, allocations: 1.154 MB / 0.9082 GB, free: 7.695 MB / 0.6387 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 8.666e-06/0.9688, allocations: 8 kB / 0.9082 GB, free: 7.688 MB / 0.6387 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 9.698e-06/0.9689, allocations: 11.92 kB / 0.9082 GB, free: 7.676 MB / 0.6387 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001631/0.9705, allocations: 1.075 MB / 0.9092 GB, free: 6.555 MB / 0.6387 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.004534/0.975, allocations: 2.798 MB / 0.912 GB, free: 3.699 MB / 0.6387 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.749e-06/0.9751, allocations: 0 / 0.912 GB, free: 3.699 MB / 0.6387 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001191/0.9763, allocations: 243.7 kB / 0.9122 GB, free: 3.461 MB / 0.6387 GB Notification: Performance of postOpt tearingSystem (simulation): time 7.815e-06/0.9763, allocations: 4 kB / 0.9122 GB, free: 3.457 MB / 0.6387 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 6.973e-05/0.9763, allocations: 27.98 kB / 0.9122 GB, free: 3.43 MB / 0.6387 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.006e-05/0.9764, allocations: 8 kB / 0.9123 GB, free: 3.422 MB / 0.6387 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 2.375e-06/0.9764, allocations: 7.875 kB / 0.9123 GB, free: 3.414 MB / 0.6387 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002757/0.9791, allocations: 1.775 MB / 0.914 GB, free: 1.598 MB / 0.6387 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0006909/0.9798, allocations: 331 kB / 0.9143 GB, free: 1.254 MB / 0.6387 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001971/0.98, allocations: 27.98 kB / 0.9143 GB, free: 1.227 MB / 0.6387 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0009783/0.981, allocations: 59.95 kB / 0.9144 GB, free: 1.168 MB / 0.6387 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001387/0.9812, allocations: 68.84 kB / 0.9145 GB, free: 1.102 MB / 0.6387 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 7.422e-05/0.9813, allocations: 35.98 kB / 0.9145 GB, free: 1.066 MB / 0.6387 GB Notification: Performance of sorting global known variables: time 0.001079/0.9823, allocations: 0.8465 MB / 0.9153 GB, free: 228 kB / 0.6387 GB Notification: Performance of sort global known variables: time 2.2e-07/0.9823, allocations: 3.938 kB / 0.9153 GB, free: 224 kB / 0.6387 GB Notification: Performance of remove unused functions: time 0.001815/0.9842, allocations: 0.7617 MB / 0.9161 GB, free: 15.45 MB / 0.6544 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 8 * Number of states: 9 (vol1.dynBal.medium.Xi[1],vol1.dynBal.U,vol1.dynBal.m,vol.medium.Xi[1],vol.medium.T,vol.m,vol2.dynBal.medium.Xi[1],vol2.dynBal.U,vol2.dynBal.m) * 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 (102): * Single equations (assignments): 102 * 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 0.0005531/0.9847, allocations: 287.6 kB / 0.9163 GB, free: 15.19 MB / 0.6544 GB Notification: Performance of simCode: created initialization part: time 0.002919/0.9877, allocations: 1.729 MB / 0.918 GB, free: 13.47 MB / 0.6544 GB Notification: Performance of simCode: created event and clocks part: time 6.152e-06/0.9877, allocations: 8.062 kB / 0.918 GB, free: 13.46 MB / 0.6544 GB Notification: Performance of simCode: created simulation system equations: time 0.0008343/0.9885, allocations: 0.5131 MB / 0.9185 GB, free: 12.95 MB / 0.6544 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.003408/0.9919, allocations: 0.9174 MB / 0.9194 GB, free: 12.07 MB / 0.6544 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.005197/0.9972, allocations: 3.457 MB / 0.9228 GB, free: 8.562 MB / 0.6544 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0009939/0.9982, allocations: 1.437 MB / 0.9242 GB, free: 7.09 MB / 0.6544 GB Notification: Performance of simCode: alias equations: time 0.001751/0.9999, allocations: 0.5638 MB / 0.9248 GB, free: 6.52 MB / 0.6544 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0003589/1, allocations: 127.4 kB / 0.9249 GB, free: 6.395 MB / 0.6544 GB Notification: Performance of SimCode: time 7.81e-07/1, allocations: 0 / 0.9249 GB, free: 6.395 MB / 0.6544 GB Notification: Performance of Templates: time 0.04905/1.049, allocations: 31.28 MB / 0.9554 GB, free: 7.621 MB / 0.6856 GB make -j1 -f BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolume.makefile (rm -f BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolume.pipe ; mkfifo BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolume.pipe ; head -c 1048576 < BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolume.pipe >> ../files/BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolume.sim & ./BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolume -abortSlowSimulation -alarm=480 -s gbode -lv LOG_STATS > BuildSysPro_BuildSysPro.IBPSA.Fluid.MixingVolumes.Validation.MixingVolume.pipe 2>&1)