Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr BuildingSystems_BuildingSystems.Fluid.MixingVolumes.Validation.MoistureMixingConservationDynamicBalance.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: "" <> buildModelFMU(BuildingSystems.Fluid.MixingVolumes.Validation.MoistureMixingConservationDynamicBalance,fileNamePrefix="BuildingSystems_BuildingSystems_Fluid_MixingVolumes_Validation_MoistureMixingConservationDynamicBalance",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(BuildingSystems.Fluid.MixingVolumes.Validation.MoistureMixingConservationDynamicBalance,fileNamePrefix="BuildingSystems_BuildingSystems_Fluid_MixingVolumes_Validation_MoistureMixingConservationDynamicBalance",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 0.0009677/0.0009678, 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 0.001006/0.001006, allocations: 200.2 kB / 16.26 MB, free: 6.617 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.283/1.283, allocations: 222.9 MB / 239.9 MB, free: 4.539 MB / 190.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/NcDataReader2 2.5.1-master/package.mo): time 0.002034/0.002034, allocations: 290.8 kB / 290.3 MB, free: 2.152 MB / 238.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/BuildingSystems 2.0.0-master/package.mo): time 0.8997/0.8997, allocations: 169.2 MB / 0.4978 GB, free: 14.07 MB / 382.1 MB Notification: Performance of FrontEnd - loaded program: time 0.001912/0.001912, allocations: 95.33 kB / 0.5948 GB, free: 28.3 MB / 430.1 MB Notification: Performance of FrontEnd - Absyn->SCode: time 0.1343/0.1362, allocations: 86.98 MB / 0.6797 GB, free: 0.9609 MB / 478.1 MB Notification: Performance of NFInst.instantiate(BuildingSystems.Fluid.MixingVolumes.Validation.MoistureMixingConservationDynamicBalance): time 0.458/0.5943, allocations: 219.8 MB / 0.8944 GB, free: 8.777 MB / 0.6075 GB Notification: Performance of NFInst.instExpressions: time 0.01599/0.6104, allocations: 12.02 MB / 0.9061 GB, free: 14.99 MB / 0.6231 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.002748/0.6131, allocations: 72.53 kB / 0.9062 GB, free: 14.96 MB / 0.6231 GB Notification: Performance of NFTyping.typeComponents: time 0.002416/0.6156, allocations: 0.7355 MB / 0.9069 GB, free: 14.35 MB / 0.6231 GB Notification: Performance of NFTyping.typeBindings: time 0.007264/0.6229, allocations: 2.692 MB / 0.9095 GB, free: 12.29 MB / 0.6231 GB Notification: Performance of NFTyping.typeClassSections: time 0.003516/0.6264, allocations: 1.295 MB / 0.9108 GB, free: 11.13 MB / 0.6231 GB Notification: Performance of NFFlatten.flatten: time 0.005616/0.6321, allocations: 4.454 MB / 0.9151 GB, free: 6.656 MB / 0.6231 GB Notification: Performance of NFFlatten.resolveConnections: time 0.002174/0.6343, allocations: 1.694 MB / 0.9168 GB, free: 4.926 MB / 0.6231 GB Notification: Performance of NFEvalConstants.evaluate: time 0.005573/0.6399, allocations: 2.455 MB / 0.9192 GB, free: 2.473 MB / 0.6231 GB Notification: Performance of NFSimplifyModel.simplify: time 0.003464/0.6433, allocations: 1.637 MB / 0.9208 GB, free: 0.8555 MB / 0.6231 GB Notification: Performance of NFPackage.collectConstants: time 0.0003273/0.6437, allocations: 180 kB / 0.921 GB, free: 0.6797 MB / 0.6231 GB Notification: Performance of NFFlatten.collectFunctions: time 0.004216/0.6479, allocations: 2.272 MB / 0.9232 GB, free: 14.4 MB / 0.6387 GB Notification: Performance of NFScalarize.scalarize: time 0.0006812/0.6486, allocations: 0.705 MB / 0.9239 GB, free: 13.7 MB / 0.6387 GB Notification: Performance of NFVerifyModel.verify: time 0.001158/0.6498, allocations: 1.054 MB / 0.9249 GB, free: 12.64 MB / 0.6387 GB Notification: Performance of NFConvertDAE.convert: time 0.004475/0.6542, allocations: 3.435 MB / 0.9283 GB, free: 9.191 MB / 0.6387 GB Notification: Performance of FrontEnd - DAE generated: time 4.318e-06/0.6543, allocations: 0 / 0.9283 GB, free: 9.191 MB / 0.6387 GB Notification: Performance of FrontEnd: time 1.633e-06/0.6543, allocations: 0 / 0.9283 GB, free: 9.191 MB / 0.6387 GB Notification: Performance of Transformations before backend: time 3.121e-05/0.6543, allocations: 0 / 0.9283 GB, free: 9.191 MB / 0.6387 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 351 * Number of variables: 351 Notification: Performance of Generate backend data structure: time 0.003495/0.6578, allocations: 2.277 MB / 0.9305 GB, free: 6.859 MB / 0.6387 GB Notification: Performance of prepare preOptimizeDAE: time 4.102e-05/0.6579, allocations: 8.031 kB / 0.9305 GB, free: 6.852 MB / 0.6387 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 0.0002393/0.6581, allocations: 210.8 kB / 0.9307 GB, free: 6.637 MB / 0.6387 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.002974/0.6611, allocations: 0.4971 MB / 0.9312 GB, free: 6.137 MB / 0.6387 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001851/0.6629, allocations: 1.255 MB / 0.9324 GB, free: 4.824 MB / 0.6387 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 8.425e-05/0.663, allocations: 110.8 kB / 0.9325 GB, free: 4.715 MB / 0.6387 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.0001976/0.6632, allocations: 159.8 kB / 0.9327 GB, free: 4.559 MB / 0.6387 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.002519/0.6658, allocations: 1.753 MB / 0.9344 GB, free: 2.695 MB / 0.6387 GB Notification: Performance of preOpt findStateOrder (simulation): time 3.352e-05/0.6658, allocations: 7.938 kB / 0.9344 GB, free: 2.688 MB / 0.6387 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000136/0.666, allocations: 60 kB / 0.9344 GB, free: 2.629 MB / 0.6387 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 5.194e-05/0.666, allocations: 50.55 kB / 0.9345 GB, free: 2.578 MB / 0.6387 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.002052/0.6681, allocations: 1.403 MB / 0.9358 GB, free: 1.168 MB / 0.6387 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 0.007974/0.6761, allocations: 7.301 MB / 0.943 GB, free: 9.484 MB / 0.6544 GB Notification: Performance of preOpt comSubExp (simulation): time 0.001519/0.6776, allocations: 1.069 MB / 0.944 GB, free: 8.375 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0009032/0.6785, allocations: 0.6906 MB / 0.9447 GB, free: 7.676 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0002157/0.6787, allocations: 106.1 kB / 0.9448 GB, free: 7.555 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 4.107e-05/0.6788, allocations: 59.5 kB / 0.9449 GB, free: 7.488 MB / 0.6544 GB Notification: Performance of preOpt simplifyInStream (simulation): time 0.001313/0.6801, allocations: 318.6 kB / 0.9452 GB, free: 7.176 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=106): time 4.478e-06/0.6801, allocations: 0 / 0.9452 GB, free: 7.176 MB / 0.6544 GB Notification: Performance of matching and sorting (n=112): time 0.007924/0.688, allocations: 4.435 MB / 0.9495 GB, free: 2.66 MB / 0.6544 GB Notification: Performance of inlineWhenForInitialization (initialization): time 8.844e-05/0.6882, allocations: 175.3 kB / 0.9497 GB, free: 2.453 MB / 0.6544 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.001479/0.6897, allocations: 1.263 MB / 0.9509 GB, free: 1.18 MB / 0.6544 GB Notification: Performance of collectPreVariables (initialization): time 0.0001134/0.6898, allocations: 49.7 kB / 0.9509 GB, free: 1.125 MB / 0.6544 GB Notification: Performance of collectInitialEqns (initialization): time 0.000492/0.6903, allocations: 0.7123 MB / 0.9516 GB, free: 416 kB / 0.6544 GB Notification: Performance of collectInitialBindings (initialization): time 0.0003336/0.6906, allocations: 390.2 kB / 0.952 GB, free: 20 kB / 0.6544 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0003765/0.691, allocations: 263.4 kB / 0.9523 GB, free: 15.76 MB / 0.67 GB Notification: Performance of setup shared object (initialization): time 0.0001435/0.6912, allocations: 357.9 kB / 0.9526 GB, free: 15.4 MB / 0.67 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.0007841/0.6919, allocations: 0.527 MB / 0.9531 GB, free: 14.88 MB / 0.67 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.001028/0.693, allocations: 0.8598 MB / 0.954 GB, free: 13.89 MB / 0.67 GB Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: vol.dynBal.medium.p = vol.dynBal.p_start (sin.p = vol.dynBal.p_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: vol1.dynBal.medium.p = vol1.dynBal.p_start (sin.p = vol1.dynBal.p_start) Warning: It was not possible to determine if the initialization problem is consistent, because of not evaluable parameters/start values during compile time: vol2.dynBal.medium.p = vol2.dynBal.p_start (sin.p = vol2.dynBal.p_start) Notification: Performance of analyzeInitialSystem (initialization): time 0.0113/0.7043, allocations: 4.802 MB / 0.9586 GB, free: 8.934 MB / 0.67 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 5.921e-06/0.7043, allocations: 0 / 0.9586 GB, free: 8.934 MB / 0.67 GB Notification: Performance of matching and sorting (n=169) (initialization): time 0.002523/0.7068, allocations: 1.623 MB / 0.9602 GB, free: 7.301 MB / 0.67 GB Notification: Performance of prepare postOptimizeDAE: time 2.016e-05/0.7069, allocations: 8 kB / 0.9602 GB, free: 7.293 MB / 0.67 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 1.271e-05/0.7069, allocations: 8 kB / 0.9602 GB, free: 7.285 MB / 0.67 GB Notification: Performance of postOpt tearingSystem (initialization): time 2.749e-05/0.7069, allocations: 16 kB / 0.9603 GB, free: 7.27 MB / 0.67 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.001112/0.708, allocations: 295.5 kB / 0.9605 GB, free: 6.98 MB / 0.67 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 2.138e-05/0.7081, allocations: 20.52 kB / 0.9606 GB, free: 6.961 MB / 0.67 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.001484/0.7096, allocations: 111.2 kB / 0.9607 GB, free: 6.855 MB / 0.67 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0001001/0.7097, allocations: 66.16 kB / 0.9607 GB, free: 6.793 MB / 0.67 GB Warning: The initial conditions are over specified. The following 3 initial equations are redundant, so they are removed from the initialization system: vol.dynBal.medium.p = vol.dynBal.p_start vol1.dynBal.medium.p = vol1.dynBal.p_start vol2.dynBal.medium.p = vol2.dynBal.p_start. Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 37 * Number of states: 0 () * Number of discrete variables: 6 (intMasVapOut.local_reset,intEntIn.local_reset,intEntOut.local_reset,intMasFloIn.local_reset,intMasFloOut.local_reset,intMasFloVapIn.local_reset) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (169): * Single equations (assignments): 169 * 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 0.0006613/0.7103, allocations: 421.3 kB / 0.9611 GB, free: 6.371 MB / 0.67 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.0002954/0.7106, allocations: 166 kB / 0.9613 GB, free: 6.207 MB / 0.67 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.001998/0.7127, allocations: 1.295 MB / 0.9626 GB, free: 4.895 MB / 0.67 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 1.016e-05/0.7127, allocations: 12 kB / 0.9626 GB, free: 4.883 MB / 0.67 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 6.422e-06/0.7127, allocations: 0 / 0.9626 GB, free: 4.883 MB / 0.67 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.001512/0.7142, allocations: 1.252 MB / 0.9638 GB, free: 3.566 MB / 0.67 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.005459/0.7197, allocations: 3.754 MB / 0.9675 GB, free: 15.61 MB / 0.6856 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.123e-05/0.7197, allocations: 16.06 kB / 0.9675 GB, free: 15.6 MB / 0.6856 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.001083/0.7208, allocations: 247.7 kB / 0.9677 GB, free: 15.36 MB / 0.6856 GB Notification: Performance of postOpt tearingSystem (simulation): time 1.48e-05/0.7208, allocations: 15.98 kB / 0.9677 GB, free: 15.34 MB / 0.6856 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 7.373e-05/0.7209, allocations: 39.94 kB / 0.9678 GB, free: 15.3 MB / 0.6856 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 1.679e-05/0.7209, allocations: 24 kB / 0.9678 GB, free: 15.28 MB / 0.6856 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.008e-05/0.7209, allocations: 19.92 kB / 0.9678 GB, free: 15.26 MB / 0.6856 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.002567/0.7235, allocations: 2.117 MB / 0.9699 GB, free: 12.98 MB / 0.6856 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0005882/0.7241, allocations: 362.9 kB / 0.9702 GB, free: 12.61 MB / 0.6856 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.0001946/0.7243, allocations: 44.8 kB / 0.9703 GB, free: 12.57 MB / 0.6856 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.001142/0.7255, allocations: 95.16 kB / 0.9703 GB, free: 12.48 MB / 0.6856 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.0001472/0.7256, allocations: 100.2 kB / 0.9704 GB, free: 12.38 MB / 0.6856 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 8.213e-05/0.7257, allocations: 51.98 kB / 0.9705 GB, free: 12.33 MB / 0.6856 GB Notification: Performance of sorting global known variables: time 0.001027/0.7267, allocations: 0.8491 MB / 0.9713 GB, free: 11.48 MB / 0.6856 GB Notification: Performance of sort global known variables: time 1.5e-07/0.7267, allocations: 3.938 kB / 0.9713 GB, free: 11.48 MB / 0.6856 GB Notification: Performance of remove unused functions: time 0.001253/0.728, allocations: 432 kB / 0.9717 GB, free: 11.05 MB / 0.6856 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 44 * Number of states: 12 (vol.dynBal.medium.Xi[1],vol.dynBal.U,vol1.dynBal.medium.Xi[1],vol1.dynBal.U,vol2.dynBal.medium.Xi[1],vol2.dynBal.U,intMasFloVapIn.y,intMasFloOut.y,intMasFloIn.y,intEntOut.y,intEntIn.y,intMasVapOut.y) * 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 (115): * Single equations (assignments): 115 * 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 0.003129/0.7311, allocations: 2.808 MB / 0.9745 GB, free: 8.102 MB / 0.6856 GB Notification: Performance of simCode: created initialization part: time 0.002331/0.7335, allocations: 1.429 MB / 0.9759 GB, free: 6.672 MB / 0.6856 GB Notification: Performance of simCode: created event and clocks part: time 4.148e-06/0.7335, allocations: 0 / 0.9759 GB, free: 6.672 MB / 0.6856 GB Notification: Performance of simCode: created simulation system equations: time 0.0007072/0.7342, allocations: 0.5526 MB / 0.9764 GB, free: 6.117 MB / 0.6856 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.00372/0.7379, allocations: 0.9308 MB / 0.9773 GB, free: 5.211 MB / 0.6856 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.01794/0.7559, allocations: 14.3 MB / 0.9913 GB, free: 5.965 MB / 0.7012 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0009035/0.7568, allocations: 1.372 MB / 0.9926 GB, free: 4.559 MB / 0.7012 GB Notification: Performance of simCode: alias equations: time 0.001466/0.7583, allocations: 393.3 kB / 0.993 GB, free: 4.168 MB / 0.7012 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0008627/0.7592, allocations: 0.6399 MB / 0.9936 GB, free: 3.527 MB / 0.7012 GB Notification: Performance of SimCode: time 1.021e-06/0.7592, allocations: 0 / 0.9936 GB, free: 3.527 MB / 0.7012 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 2.539/3.298, allocations: 42.72 MB / 1.035 GB, free: 9.473 MB / 0.7481 GB Notification: Performance of buildModelFMU: configured platform static using cached values: time 0.000419/3.299, allocations: 291.2 kB / 1.036 GB, free: 9.094 MB / 0.7481 GB Notification: Performance of buildModelFMU: Generate platform static: time 2.877/6.176, allocations: 0 / 1.036 GB, free: 9.094 MB / 0.7481 GB (rm -f BuildingSystems_BuildingSystems.Fluid.MixingVolumes.Validation.MoistureMixingConservationDynamicBalance.pipe ; mkfifo BuildingSystems_BuildingSystems.Fluid.MixingVolumes.Validation.MoistureMixingConservationDynamicBalance.pipe ; head -c 1048576 < BuildingSystems_BuildingSystems.Fluid.MixingVolumes.Validation.MoistureMixingConservationDynamicBalance.pipe >> ../files/BuildingSystems_BuildingSystems.Fluid.MixingVolumes.Validation.MoistureMixingConservationDynamicBalance.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_BuildingSystems_BuildingSystems_Fluid_MixingVolumes_Validation_MoistureMixingConservationDynamicBalance_fmu --startTime=0 --stopTime=1 --timeout=50 --tolerance=1e-06 BuildingSystems_BuildingSystems_Fluid_MixingVolumes_Validation_MoistureMixingConservationDynamicBalance.fmu > BuildingSystems_BuildingSystems.Fluid.MixingVolumes.Validation.MoistureMixingConservationDynamicBalance.pipe 2>&1)