Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_8_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater.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/Buildings 8.1.4-maint.8.1.x/package.mo", uses=false) Using package Buildings with version 8.1.4 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/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(Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater,fileNamePrefix="Buildings_8_Buildings_Fluid_MixingVolumes_Validation_CoupledVolumesWater",fmuType="me",version="2.0",platforms={"static"}) "" <> buildModelFMU(Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater,fileNamePrefix="Buildings_8_Buildings_Fluid_MixingVolumes_Validation_CoupledVolumesWater",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 0.001345/0.001345, allocations: 105.4 kB / 15.7 MB, free: 24 kB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001357/0.001357, allocations: 192.9 kB / 16.64 MB, free: 6.594 MB / 14.72 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 3.2.3+maint.om/package.mo): time 1.378/1.378, allocations: 205.1 MB / 222.5 MB, free: 4.578 MB / 174.1 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 8.1.4-maint.8.1.x/package.mo): time 1.615/1.615, allocations: 292.3 MB / 0.549 GB, free: 12.75 MB / 462.1 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 0.001387/0.001387, allocations: 70.3 kB / 0.6718 GB, free: 26.18 MB / 0.5294 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2062/0.2076, allocations: 114.5 MB / 0.7836 GB, free: 13.29 MB / 0.6075 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater): time 0.02631/0.234, allocations: 26.27 MB / 0.8093 GB, free: 2.902 MB / 0.6231 GB Notification: Performance of NFInst.instExpressions: time 0.009406/0.2435, allocations: 7.061 MB / 0.8162 GB, free: 11.82 MB / 0.6387 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.001177/0.2447, allocations: 31.81 kB / 0.8162 GB, free: 11.79 MB / 0.6387 GB Notification: Performance of NFTyping.typeComponents: time 0.001092/0.2458, allocations: 385.5 kB / 0.8166 GB, free: 11.41 MB / 0.6387 GB Notification: Performance of NFTyping.typeBindings: time 0.002765/0.2486, allocations: 1.1 MB / 0.8177 GB, free: 10.31 MB / 0.6387 GB Notification: Performance of NFTyping.typeClassSections: time 0.002471/0.2511, allocations: 0.9516 MB / 0.8186 GB, free: 9.367 MB / 0.6387 GB Notification: Performance of NFFlatten.flatten: time 0.002681/0.2538, allocations: 2.062 MB / 0.8206 GB, free: 7.297 MB / 0.6387 GB Notification: Performance of NFFlatten.resolveConnections: time 0.0008359/0.2546, allocations: 0.6215 MB / 0.8212 GB, free: 6.66 MB / 0.6387 GB Notification: Performance of NFEvalConstants.evaluate: time 0.001949/0.2566, allocations: 0.7206 MB / 0.8219 GB, free: 5.941 MB / 0.6387 GB Notification: Performance of NFSimplifyModel.simplify: time 0.0007538/0.2574, allocations: 0.5444 MB / 0.8224 GB, free: 5.395 MB / 0.6387 GB Notification: Performance of NFPackage.collectConstants: time 8.627e-05/0.2574, allocations: 56 kB / 0.8225 GB, free: 5.34 MB / 0.6387 GB Notification: Performance of NFFlatten.collectFunctions: time 0.001584/0.259, allocations: 0.8071 MB / 0.8233 GB, free: 4.531 MB / 0.6387 GB Notification: Performance of NFScalarize.scalarize: time 0.0001643/0.2592, allocations: 167.4 kB / 0.8234 GB, free: 4.367 MB / 0.6387 GB Notification: Performance of NFVerifyModel.verify: time 0.0003598/0.2596, allocations: 382.1 kB / 0.8238 GB, free: 3.992 MB / 0.6387 GB Notification: Performance of NFConvertDAE.convert: time 0.001677/0.2613, allocations: 1.2 MB / 0.825 GB, free: 2.789 MB / 0.6387 GB Notification: Performance of FrontEnd - DAE generated: time 5.099e-06/0.2613, allocations: 0 / 0.825 GB, free: 2.789 MB / 0.6387 GB Notification: Performance of FrontEnd: time 1.984e-06/0.2613, allocations: 0 / 0.825 GB, free: 2.789 MB / 0.6387 GB Notification: Performance of Transformations before backend: time 1.168e-05/0.2613, allocations: 0 / 0.825 GB, free: 2.789 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: 110 * Number of variables: 110 Notification: Performance of Generate backend data structure: time 0.001365/0.2627, allocations: 1.059 MB / 0.826 GB, free: 1.68 MB / 0.6387 GB Notification: Performance of prepare preOptimizeDAE: time 4.244e-05/0.2627, allocations: 12.03 kB / 0.826 GB, free: 1.668 MB / 0.6387 GB Notification: Performance of preOpt introduceOutputAliases (simulation): time 8.563e-05/0.2628, allocations: 86.7 kB / 0.8261 GB, free: 1.574 MB / 0.6387 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002661/0.2631, allocations: 80.09 kB / 0.8262 GB, free: 1.496 MB / 0.6387 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.001054/0.2642, allocations: 0.7215 MB / 0.8269 GB, free: 0.7344 MB / 0.6387 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.574e-05/0.2642, allocations: 37 kB / 0.8269 GB, free: 0.6992 MB / 0.6387 GB Notification: Performance of preOpt expandDerOperator (simulation): time 6.553e-05/0.2643, allocations: 47.91 kB / 0.827 GB, free: 0.6523 MB / 0.6387 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006852/0.2649, allocations: 0.5001 MB / 0.8275 GB, free: 124 kB / 0.6387 GB Notification: Performance of preOpt findStateOrder (simulation): time 1.715e-05/0.265, allocations: 0 / 0.8275 GB, free: 124 kB / 0.6387 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.698e-05/0.265, allocations: 20 kB / 0.8275 GB, free: 104 kB / 0.6387 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.628e-05/0.2651, allocations: 15.98 kB / 0.8275 GB, free: 88 kB / 0.6387 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0005105/0.2656, allocations: 319.8 kB / 0.8278 GB, free: 15.77 MB / 0.6544 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 0.002712/0.2683, allocations: 2.744 MB / 0.8305 GB, free: 12.79 MB / 0.6544 GB Notification: Performance of preOpt comSubExp (simulation): time 0.0003107/0.2686, allocations: 194.5 kB / 0.8307 GB, free: 12.59 MB / 0.6544 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.0001323/0.2688, allocations: 99.25 kB / 0.8308 GB, free: 12.49 MB / 0.6544 GB Notification: Performance of preOpt evalFunc (simulation): time 0.0003043/0.2691, allocations: 340.8 kB / 0.8311 GB, free: 12.08 MB / 0.6544 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.903e-05/0.2691, allocations: 42.5 kB / 0.8311 GB, free: 12.03 MB / 0.6544 GB Notification: Performance of pre-optimization done (n=22): time 3.597e-06/0.2691, allocations: 7.938 kB / 0.8311 GB, free: 12.02 MB / 0.6544 GB Notification: Performance of matching and sorting (n=22): time 0.0005466/0.2697, allocations: 300.8 kB / 0.8314 GB, free: 11.72 MB / 0.6544 GB Notification: Performance of inlineWhenForInitialization (initialization): time 3.841e-05/0.2697, allocations: 55.41 kB / 0.8315 GB, free: 11.66 MB / 0.6544 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0005363/0.2703, allocations: 0.5185 MB / 0.832 GB, free: 11.13 MB / 0.6544 GB Notification: Performance of collectPreVariables (initialization): time 3.011e-05/0.2703, allocations: 29.7 kB / 0.832 GB, free: 11.09 MB / 0.6544 GB Notification: Performance of collectInitialEqns (initialization): time 0.0002347/0.2706, allocations: 351.4 kB / 0.8323 GB, free: 10.75 MB / 0.6544 GB Notification: Performance of collectInitialBindings (initialization): time 6.368e-05/0.2706, allocations: 78.84 kB / 0.8324 GB, free: 10.67 MB / 0.6544 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.0001012/0.2707, allocations: 73.61 kB / 0.8325 GB, free: 10.59 MB / 0.6544 GB Notification: Performance of setup shared object (initialization): time 0.0001421/0.2709, allocations: 366.8 kB / 0.8328 GB, free: 10.22 MB / 0.6544 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.000143/0.271, allocations: 100.8 kB / 0.8329 GB, free: 10.12 MB / 0.6544 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002405/0.2713, allocations: 237.9 kB / 0.8332 GB, free: 9.824 MB / 0.6544 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.0003949/0.2717, allocations: 347.1 kB / 0.8335 GB, free: 9.43 MB / 0.6544 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 3.427e-06/0.2717, allocations: 0 / 0.8335 GB, free: 9.43 MB / 0.6544 GB Notification: Performance of matching and sorting (n=44) (initialization): time 0.0005504/0.2722, allocations: 388.5 kB / 0.8339 GB, free: 9.043 MB / 0.6544 GB Notification: Performance of prepare postOptimizeDAE: time 1.961e-05/0.2723, allocations: 8 kB / 0.8339 GB, free: 9.035 MB / 0.6544 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.128e-06/0.2723, allocations: 4 kB / 0.8339 GB, free: 9.031 MB / 0.6544 GB Notification: Performance of postOpt tearingSystem (initialization): time 1.977e-05/0.2723, allocations: 8.562 kB / 0.8339 GB, free: 9.023 MB / 0.6544 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002576/0.2726, allocations: 79.84 kB / 0.8339 GB, free: 8.945 MB / 0.6544 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.088e-05/0.2726, allocations: 8 kB / 0.834 GB, free: 8.938 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0003247/0.2729, allocations: 39.67 kB / 0.834 GB, free: 8.898 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 3.296e-05/0.273, allocations: 16 kB / 0.834 GB, free: 8.883 MB / 0.6544 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0002902/0.2733, allocations: 247.9 kB / 0.8342 GB, free: 8.637 MB / 0.6544 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0002232/0.2735, allocations: 234 kB / 0.8345 GB, free: 8.344 MB / 0.6544 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0003516/0.2739, allocations: 331.1 kB / 0.8348 GB, free: 7.965 MB / 0.6544 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.783e-06/0.2739, allocations: 4 kB / 0.8348 GB, free: 7.961 MB / 0.6544 GB Notification: Performance of matching and sorting (n=44) (initialization_lambda0): time 0.0005078/0.2744, allocations: 392.3 kB / 0.8352 GB, free: 7.574 MB / 0.6544 GB Notification: Performance of prepare postOptimizeDAE: time 1.494e-05/0.2744, allocations: 11.98 kB / 0.8352 GB, free: 7.562 MB / 0.6544 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 9.739e-06/0.2744, allocations: 12.03 kB / 0.8352 GB, free: 7.551 MB / 0.6544 GB Notification: Performance of postOpt tearingSystem (initialization): time 5.36e-06/0.2744, allocations: 4 kB / 0.8352 GB, free: 7.547 MB / 0.6544 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002147/0.2746, allocations: 71.91 kB / 0.8353 GB, free: 7.477 MB / 0.6544 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 1.176e-05/0.2747, allocations: 19.86 kB / 0.8353 GB, free: 7.457 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002948/0.275, allocations: 39.67 kB / 0.8353 GB, free: 7.418 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.566e-05/0.275, allocations: 20 kB / 0.8353 GB, free: 7.398 MB / 0.6544 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 19 * 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 (44): * Single equations (assignments): 44 * 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 0.0001226/0.2751, allocations: 196.2 kB / 0.8355 GB, free: 7.199 MB / 0.6544 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 9.272e-05/0.2752, allocations: 51.34 kB / 0.8356 GB, free: 7.148 MB / 0.6544 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0004582/0.2757, allocations: 285.3 kB / 0.8358 GB, free: 6.863 MB / 0.6544 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 9.488e-06/0.2757, allocations: 15.86 kB / 0.8359 GB, free: 6.848 MB / 0.6544 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 4.749e-06/0.2757, allocations: 0 / 0.8359 GB, free: 6.848 MB / 0.6544 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0003216/0.276, allocations: 377.4 kB / 0.8362 GB, free: 6.43 MB / 0.6544 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001314/0.2774, allocations: 1.056 MB / 0.8372 GB, free: 5.273 MB / 0.6544 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 2.866e-06/0.2774, allocations: 4 kB / 0.8373 GB, free: 5.27 MB / 0.6544 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001968/0.2776, allocations: 51.91 kB / 0.8373 GB, free: 5.219 MB / 0.6544 GB Notification: Performance of postOpt tearingSystem (simulation): time 4.979e-06/0.2776, allocations: 4 kB / 0.8373 GB, free: 5.215 MB / 0.6544 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.854e-05/0.2776, allocations: 8.281 kB / 0.8373 GB, free: 5.207 MB / 0.6544 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 4.819e-06/0.2776, allocations: 11.98 kB / 0.8373 GB, free: 5.195 MB / 0.6544 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.137e-06/0.2776, allocations: 7.938 kB / 0.8373 GB, free: 5.188 MB / 0.6544 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0005682/0.2782, allocations: 0.5105 MB / 0.8378 GB, free: 4.633 MB / 0.6544 GB Notification: Performance of postOpt removeConstants (simulation): time 0.0001793/0.2784, allocations: 168.3 kB / 0.838 GB, free: 4.449 MB / 0.6544 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 6.336e-05/0.2785, allocations: 8 kB / 0.838 GB, free: 4.441 MB / 0.6544 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003123/0.2788, allocations: 11.98 kB / 0.838 GB, free: 4.43 MB / 0.6544 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 3.822e-05/0.2788, allocations: 27.92 kB / 0.838 GB, free: 4.402 MB / 0.6544 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.788e-05/0.2789, allocations: 19.98 kB / 0.8381 GB, free: 4.383 MB / 0.6544 GB Notification: Performance of sorting global known variables: time 0.0004035/0.2793, allocations: 394.8 kB / 0.8384 GB, free: 4 MB / 0.6544 GB Notification: Performance of sort global known variables: time 1.6e-07/0.2793, allocations: 3.938 kB / 0.8384 GB, free: 3.996 MB / 0.6544 GB Notification: Performance of remove unused functions: time 0.0009413/0.2802, allocations: 351.3 kB / 0.8388 GB, free: 3.652 MB / 0.6544 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 10 * Number of states: 2 (vol.dynBal.U,vol1.dynBal.U) * 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 (25): * Single equations (assignments): 24 * Array equations: 0 * 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 Backend phase and start with SimCode phase: time 0.001397/0.2816, allocations: 1.27 MB / 0.84 GB, free: 2.34 MB / 0.6544 GB Notification: Performance of simCode: created initialization part: time 0.0006517/0.2823, allocations: 403.2 kB / 0.8404 GB, free: 1.949 MB / 0.6544 GB Notification: Performance of simCode: created event and clocks part: time 5.15e-06/0.2823, allocations: 7.938 kB / 0.8404 GB, free: 1.941 MB / 0.6544 GB Notification: Performance of simCode: created simulation system equations: time 0.0001407/0.2825, allocations: 105.4 kB / 0.8405 GB, free: 1.84 MB / 0.6544 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001577/0.284, allocations: 389 kB / 0.8409 GB, free: 1.469 MB / 0.6544 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.004864/0.2889, allocations: 4.373 MB / 0.8451 GB, free: 12.86 MB / 0.67 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0004217/0.2894, allocations: 0.8863 MB / 0.846 GB, free: 11.95 MB / 0.67 GB Notification: Performance of simCode: alias equations: time 0.0005007/0.2899, allocations: 157 kB / 0.8462 GB, free: 11.79 MB / 0.67 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.0002564/0.2901, allocations: 215.3 kB / 0.8464 GB, free: 11.58 MB / 0.67 GB Notification: Performance of SimCode: time 3.9e-07/0.2901, allocations: 3.938 kB / 0.8464 GB, free: 11.57 MB / 0.67 GB Notification: Performance of buildModelFMU: Generate the FMI files: time 0.03623/0.3264, allocations: 17.76 MB / 0.8637 GB, free: 10.11 MB / 0.6856 GB Notification: Performance of buildModelFMU: Generate platform static: time 8.288/8.614, allocations: 3.781 kB / 0.8637 GB, free: 10.11 MB / 0.6856 GB (rm -f Buildings_8_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater.pipe ; mkfifo Buildings_8_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater.pipe ; head -c 1048576 < Buildings_8_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater.pipe >> ../files/Buildings_8_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator --tempDir=temp_Buildings_8_Buildings_Fluid_MixingVolumes_Validation_CoupledVolumesWater_fmu --startTime=0 --stopTime=3600 --timeout=50 --tolerance=1e-06 Buildings_8_Buildings_Fluid_MixingVolumes_Validation_CoupledVolumesWater.fmu > Buildings_8_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater.pipe 2>&1)