Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries --ompython_omhome=/usr Buildings_9_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 4.0.0+maint.om/package.mo", uses=false)
loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo", uses=false)
Using package Buildings with version 9.1.3 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/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(Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater,fileNamePrefix="Buildings_9_Buildings_Fluid_MixingVolumes_Validation_CoupledVolumesWater",fmuType="me",version="2.0",platforms={"static"})
"" <> buildModelFMU(Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater,fileNamePrefix="Buildings_9_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 0.006728/0.006729, allocations: 102 kB / 15.73 MB, free: 6.035 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.001495/0.001496, allocations: 187.9 kB / 16.67 MB, free: 5.969 MB / 14.72 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.385/1.385, allocations: 222.9 MB / 240.4 MB, free: 4.328 MB / 190.1 MB
Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 9.1.3-maint.9.1.x/package.mo): time 2.449/2.449, allocations: 390.2 MB / 0.6648 GB, free: 220 kB / 0.5137 GB
Notification: Performance of FrontEnd - loaded program: time 0.001221/0.001221, allocations: 64.53 kB / 0.9504 GB, free: 5.844 MB / 0.7169 GB
Notification: Performance of FrontEnd - Absyn->SCode: time 0.2358/0.237, allocations: 140.4 MB / 1.087 GB, free: 2.035 MB / 0.8419 GB
Notification: Performance of NFInst.instantiate(Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater): time 0.02343/0.2605, allocations: 26.28 MB / 1.113 GB, free: 7.656 MB / 0.8731 GB
Notification: Performance of NFInst.instExpressions: time 0.009292/0.2698, allocations: 7.127 MB / 1.12 GB, free: 0.5078 MB / 0.8731 GB
Notification: Performance of NFInst.updateImplicitVariability: time 0.0009504/0.2708, allocations: 39.75 kB / 1.12 GB, free: 480 kB / 0.8731 GB
Notification: Performance of NFTyping.typeComponents: time 0.0008534/0.2717, allocations: 385.5 kB / 1.12 GB, free: 92 kB / 0.8731 GB
Notification: Performance of NFTyping.typeBindings: time 0.002167/0.2739, allocations: 1.105 MB / 1.122 GB, free: 14.98 MB / 0.8887 GB
Notification: Performance of NFTyping.typeClassSections: time 0.001915/0.2758, allocations: 0.9663 MB / 1.123 GB, free: 14.02 MB / 0.8887 GB
Notification: Performance of NFFlatten.flatten: time 0.0018/0.2776, allocations: 2.092 MB / 1.125 GB, free: 11.93 MB / 0.8887 GB
Notification: Performance of NFFlatten.resolveConnections: time 0.0006122/0.2783, allocations: 0.6201 MB / 1.125 GB, free: 11.29 MB / 0.8887 GB
Notification: Performance of NFEvalConstants.evaluate: time 0.001173/0.2794, allocations: 0.7276 MB / 1.126 GB, free: 10.57 MB / 0.8887 GB
Notification: Performance of NFSimplifyModel.simplify: time 0.0005415/0.28, allocations: 0.5405 MB / 1.126 GB, free: 10.03 MB / 0.8887 GB
Notification: Performance of NFPackage.collectConstants: time 7.331e-05/0.2801, allocations: 56 kB / 1.126 GB, free: 9.973 MB / 0.8887 GB
Notification: Performance of NFFlatten.collectFunctions: time 0.001174/0.2813, allocations: 0.8071 MB / 1.127 GB, free: 9.164 MB / 0.8887 GB
Notification: Performance of NFScalarize.scalarize: time 0.0001493/0.2814, allocations: 175.4 kB / 1.127 GB, free: 8.992 MB / 0.8887 GB
Notification: Performance of NFVerifyModel.verify: time 0.0002904/0.2817, allocations: 374.2 kB / 1.128 GB, free: 8.625 MB / 0.8887 GB
Notification: Performance of NFConvertDAE.convert: time 0.001181/0.2829, allocations: 1.212 MB / 1.129 GB, free: 7.41 MB / 0.8887 GB
Notification: Performance of FrontEnd - DAE generated: time 3.135e-06/0.2829, allocations: 4 kB / 1.129 GB, free: 7.406 MB / 0.8887 GB
Notification: Performance of FrontEnd: time 1.112e-06/0.2829, allocations: 0 / 1.129 GB, free: 7.406 MB / 0.8887 GB
Notification: Performance of Transformations before backend: time 8.245e-06/0.2829, allocations: 0 / 1.129 GB, free: 7.406 MB / 0.8887 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 0.001193/0.2841, allocations: 1.059 MB / 1.13 GB, free: 6.297 MB / 0.8887 GB
Notification: Performance of prepare preOptimizeDAE: time 3.184e-05/0.2842, allocations: 8.031 kB / 1.13 GB, free: 6.289 MB / 0.8887 GB
Notification: Performance of preOpt introduceOutputAliases (simulation): time 8.156e-05/0.2843, allocations: 86.7 kB / 1.13 GB, free: 6.195 MB / 0.8887 GB
Notification: Performance of preOpt normalInlineFunction (simulation): time 0.0002502/0.2845, allocations: 91.98 kB / 1.13 GB, free: 6.105 MB / 0.8887 GB
Notification: Performance of preOpt evaluateParameters (simulation): time 0.000999/0.2855, allocations: 0.7372 MB / 1.131 GB, free: 5.328 MB / 0.8887 GB
Notification: Performance of preOpt simplifyIfEquations (simulation): time 2.797e-05/0.2856, allocations: 33 kB / 1.131 GB, free: 5.293 MB / 0.8887 GB
Notification: Performance of preOpt expandDerOperator (simulation): time 6.41e-05/0.2856, allocations: 51.84 kB / 1.131 GB, free: 5.242 MB / 0.8887 GB
Notification: Performance of preOpt clockPartitioning (simulation): time 0.0006461/0.2863, allocations: 0.5001 MB / 1.131 GB, free: 4.707 MB / 0.8887 GB
Notification: Performance of preOpt findStateOrder (simulation): time 1.893e-05/0.2863, allocations: 4 kB / 1.131 GB, free: 4.703 MB / 0.8887 GB
Notification: Performance of preOpt replaceEdgeChange (simulation): time 4.015e-05/0.2863, allocations: 19.94 kB / 1.131 GB, free: 4.684 MB / 0.8887 GB
Notification: Performance of preOpt inlineArrayEqn (simulation): time 2.126e-05/0.2864, allocations: 12 kB / 1.131 GB, free: 4.672 MB / 0.8887 GB
Notification: Performance of preOpt removeEqualRHS (simulation): time 0.0004423/0.2868, allocations: 323.7 kB / 1.132 GB, free: 4.355 MB / 0.8887 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 0.002277/0.2891, allocations: 2.748 MB / 1.134 GB, free: 1.367 MB / 0.8887 GB
Notification: Performance of preOpt comSubExp (simulation): time 0.0002647/0.2894, allocations: 190.5 kB / 1.135 GB, free: 1.172 MB / 0.8887 GB
Notification: Performance of preOpt resolveLoops (simulation): time 0.0001223/0.2895, allocations: 96.81 kB / 1.135 GB, free: 1.074 MB / 0.8887 GB
Notification: Performance of preOpt evalFunc (simulation): time 0.0002554/0.2898, allocations: 340.8 kB / 1.135 GB, free: 0.668 MB / 0.8887 GB
Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 2.527e-05/0.2898, allocations: 42.5 kB / 1.135 GB, free: 0.6172 MB / 0.8887 GB
Notification: Performance of pre-optimization done (n=22): time 1.342e-06/0.2898, allocations: 4 kB / 1.135 GB, free: 0.6133 MB / 0.8887 GB
Notification: Performance of matching and sorting (n=22): time 0.000471/0.2903, allocations: 309.8 kB / 1.135 GB, free: 312 kB / 0.8887 GB
Notification: Performance of inlineWhenForInitialization (initialization): time 3.166e-05/0.2903, allocations: 51.41 kB / 1.135 GB, free: 248 kB / 0.8887 GB
Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.0004991/0.2908, allocations: 0.5264 MB / 1.136 GB, free: 15.71 MB / 0.9044 GB
Notification: Performance of collectPreVariables (initialization): time 2.702e-05/0.2909, allocations: 29.7 kB / 1.136 GB, free: 15.67 MB / 0.9044 GB
Notification: Performance of collectInitialEqns (initialization): time 0.0001985/0.2911, allocations: 347.4 kB / 1.136 GB, free: 15.33 MB / 0.9044 GB
Notification: Performance of collectInitialBindings (initialization): time 5.497e-05/0.2911, allocations: 82.84 kB / 1.136 GB, free: 15.25 MB / 0.9044 GB
Notification: Performance of simplifyInitialFunctions (initialization): time 8.849e-05/0.2912, allocations: 81.59 kB / 1.137 GB, free: 15.16 MB / 0.9044 GB
Notification: Performance of setup shared object (initialization): time 0.0001128/0.2913, allocations: 362.8 kB / 1.137 GB, free: 14.8 MB / 0.9044 GB
Notification: Performance of preBalanceInitialSystem (initialization): time 0.0001306/0.2915, allocations: 92.81 kB / 1.137 GB, free: 14.7 MB / 0.9044 GB
Notification: Performance of partitionIndependentBlocks (initialization): time 0.0002087/0.2917, allocations: 232.7 kB / 1.137 GB, free: 14.41 MB / 0.9044 GB
Notification: Performance of analyzeInitialSystem (initialization): time 0.0003457/0.2921, allocations: 344.6 kB / 1.137 GB, free: 14.02 MB / 0.9044 GB
Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.445e-06/0.2921, allocations: 0 / 1.137 GB, free: 14.02 MB / 0.9044 GB
Notification: Performance of matching and sorting (n=44) (initialization): time 0.0005077/0.2926, allocations: 392.9 kB / 1.138 GB, free: 13.63 MB / 0.9044 GB
Notification: Performance of prepare postOptimizeDAE: time 1.396e-05/0.2926, allocations: 8 kB / 1.138 GB, free: 13.62 MB / 0.9044 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 6.472e-06/0.2926, allocations: 4 kB / 1.138 GB, free: 13.62 MB / 0.9044 GB
Notification: Performance of postOpt tearingSystem (initialization): time 1.427e-05/0.2926, allocations: 4.562 kB / 1.138 GB, free: 13.62 MB / 0.9044 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.000237/0.2929, allocations: 83.83 kB / 1.138 GB, free: 13.54 MB / 0.9044 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 8.436e-06/0.2929, allocations: 8 kB / 1.138 GB, free: 13.53 MB / 0.9044 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002933/0.2932, allocations: 43.58 kB / 1.138 GB, free: 13.48 MB / 0.9044 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.674e-05/0.2932, allocations: 16 kB / 1.138 GB, free: 13.47 MB / 0.9044 GB
Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.0002554/0.2935, allocations: 248 kB / 1.138 GB, free: 13.22 MB / 0.9044 GB
Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.0002043/0.2937, allocations: 242.5 kB / 1.138 GB, free: 12.92 MB / 0.9044 GB
Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.0003262/0.294, allocations: 339.9 kB / 1.139 GB, free: 12.53 MB / 0.9044 GB
Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 1.653e-06/0.294, allocations: 0 / 1.139 GB, free: 12.53 MB / 0.9044 GB
Notification: Performance of matching and sorting (n=44) (initialization_lambda0): time 0.0004693/0.2945, allocations: 384.5 kB / 1.139 GB, free: 12.15 MB / 0.9044 GB
Notification: Performance of prepare postOptimizeDAE: time 7.795e-06/0.2945, allocations: 12.09 kB / 1.139 GB, free: 12.14 MB / 0.9044 GB
Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.918e-06/0.2945, allocations: 4 kB / 1.139 GB, free: 12.14 MB / 0.9044 GB
Notification: Performance of postOpt tearingSystem (initialization): time 4.478e-06/0.2945, allocations: 4 kB / 1.139 GB, free: 12.13 MB / 0.9044 GB
Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.0002163/0.2948, allocations: 79.83 kB / 1.139 GB, free: 12.05 MB / 0.9044 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 7.424e-06/0.2948, allocations: 11.94 kB / 1.139 GB, free: 12.04 MB / 0.9044 GB
Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.0002752/0.2951, allocations: 31.78 kB / 1.139 GB, free: 12.01 MB / 0.9044 GB
Notification: Performance of postOpt collapseArrayExpressions (initialization): time 2.497e-05/0.2951, allocations: 23.92 kB / 1.139 GB, free: 11.99 MB / 0.9044 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 9.817e-05/0.2952, allocations: 200.2 kB / 1.14 GB, free: 11.79 MB / 0.9044 GB
Notification: Performance of postOpt lateInlineFunction (simulation): time 8.593e-05/0.2953, allocations: 55.34 kB / 1.14 GB, free: 11.73 MB / 0.9044 GB
Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.0004097/0.2957, allocations: 287.8 kB / 1.14 GB, free: 11.44 MB / 0.9044 GB
Notification: Performance of postOpt inlineArrayEqn (simulation): time 6.692e-06/0.2957, allocations: 7.938 kB / 1.14 GB, free: 11.43 MB / 0.9044 GB
Notification: Performance of postOpt constantLinearSystem (simulation): time 4.789e-06/0.2957, allocations: 4 kB / 1.14 GB, free: 11.43 MB / 0.9044 GB
Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.0003016/0.296, allocations: 383 kB / 1.14 GB, free: 11 MB / 0.9044 GB
Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.001207/0.2972, allocations: 1.059 MB / 1.141 GB, free: 9.844 MB / 0.9044 GB
Notification: Performance of postOpt simplifyComplexFunction (simulation): time 4.498e-06/0.2973, allocations: 4 kB / 1.141 GB, free: 9.84 MB / 0.9044 GB
Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.0001873/0.2975, allocations: 51.91 kB / 1.141 GB, free: 9.789 MB / 0.9044 GB
Notification: Performance of postOpt tearingSystem (simulation): time 4.488e-06/0.2975, allocations: 4.281 kB / 1.141 GB, free: 9.785 MB / 0.9044 GB
Notification: Performance of postOpt inputDerivativesUsed (simulation): time 1.739e-05/0.2975, allocations: 12 kB / 1.141 GB, free: 9.773 MB / 0.9044 GB
Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 5.541e-06/0.2975, allocations: 7.984 kB / 1.141 GB, free: 9.766 MB / 0.9044 GB
Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 1.503e-06/0.2975, allocations: 0 / 1.141 GB, free: 9.766 MB / 0.9044 GB
Notification: Performance of postOpt symbolicJacobian (simulation): time 0.0005254/0.298, allocations: 0.5182 MB / 1.142 GB, free: 9.203 MB / 0.9044 GB
Notification: Performance of postOpt removeConstants (simulation): time 0.0001846/0.2982, allocations: 172.4 kB / 1.142 GB, free: 9.016 MB / 0.9044 GB
Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 5.843e-05/0.2983, allocations: 8 kB / 1.142 GB, free: 9.008 MB / 0.9044 GB
Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.0003071/0.2986, allocations: 15.98 kB / 1.142 GB, free: 8.992 MB / 0.9044 GB
Notification: Performance of postOpt findZeroCrossings (simulation): time 3.496e-05/0.2987, allocations: 31.92 kB / 1.142 GB, free: 8.961 MB / 0.9044 GB
Notification: Performance of postOpt collapseArrayExpressions (simulation): time 2.367e-05/0.2987, allocations: 11.98 kB / 1.142 GB, free: 8.949 MB / 0.9044 GB
Notification: Performance of sorting global known variables: time 0.0003845/0.2991, allocations: 415.1 kB / 1.142 GB, free: 8.539 MB / 0.9044 GB
Notification: Performance of sort global known variables: time 1.01e-07/0.2991, allocations: 0 / 1.142 GB, free: 8.539 MB / 0.9044 GB
Notification: Performance of remove unused functions: time 0.0008082/0.2999, allocations: 347.3 kB / 1.143 GB, free: 8.199 MB / 0.9044 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 0.001149/0.301, allocations: 1.261 MB / 1.144 GB, free: 6.891 MB / 0.9044 GB
Notification: Performance of simCode: created initialization part: time 0.0005203/0.3016, allocations: 411 kB / 1.144 GB, free: 6.492 MB / 0.9044 GB
Notification: Performance of simCode: created event and clocks part: time 2.404e-06/0.3016, allocations: 1.875 kB / 1.144 GB, free: 6.492 MB / 0.9044 GB
Notification: Performance of simCode: created simulation system equations: time 0.0001304/0.3017, allocations: 111.7 kB / 1.145 GB, free: 6.383 MB / 0.9044 GB
Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.001462/0.3032, allocations: 377.8 kB / 1.145 GB, free: 6.027 MB / 0.9044 GB
Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.00432/0.3075, allocations: 4.42 MB / 1.149 GB, free: 1.367 MB / 0.9044 GB
Notification: Performance of simCode: some other stuff during SimCode phase: time 0.0003624/0.3079, allocations: 0.8981 MB / 1.15 GB, free: 452 kB / 0.9044 GB
Notification: Performance of simCode: alias equations: time 0.0003948/0.3083, allocations: 152.8 kB / 1.15 GB, free: 304 kB / 0.9044 GB
Notification: Performance of simCode: all other stuff during SimCode phase: time 0.000225/0.3085, allocations: 219.3 kB / 1.15 GB, free: 84 kB / 0.9044 GB
Notification: Performance of SimCode: time 2.5e-07/0.3085, allocations: 0 / 1.15 GB, free: 84 kB / 0.9044 GB
Notification: Performance of buildModelFMU: Generate the FMI files: time 2.025/2.334, allocations: 17.97 MB / 1.168 GB, free: 14.39 MB / 0.9356 GB
Notification: Performance of buildModelFMU: Generate platform static: time 13.9/16.23, allocations: 10.7 kB / 1.168 GB, free: 14.38 MB / 0.9356 GB
(rm -f Buildings_9_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater.pipe ; mkfifo Buildings_9_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater.pipe ; head -c 1048576 < Buildings_9_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater.pipe >> ../files/Buildings_9_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater.sim & /home/hudson/saved_omc/OMSimulator/install/bin/OMSimulator -r=Buildings_9_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater_res.mat --tempDir=temp_Buildings_9_Buildings_Fluid_MixingVolumes_Validation_CoupledVolumesWater_fmu --startTime=0 --stopTime=3600 --timeout=50 --tolerance=1e-06 Buildings_9_Buildings_Fluid_MixingVolumes_Validation_CoupledVolumesWater.fmu > Buildings_9_Buildings.Fluid.MixingVolumes.Validation.CoupledVolumesWater.pipe 2>&1)