Running: ./testmodel.py --libraries=/home/hudson/saved_omc/libraries/.openmodelica/libraries/ --ompython_omhome=/usr Buildings_latest_Buildings.Fluid.SolarCollectors.Examples.Tubular.conf.json loadFile("/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.0.0-master/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/ModelicaServices 4.0.0+maint.om/package.mo", uses=false) Using package ModelicaServices with version 4.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/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 Buildings with version 10.0.0 (/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.0.0-master/package.mo) Running command: translateModel(Buildings.Fluid.SolarCollectors.Examples.Tubular,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_latest_Buildings.Fluid.SolarCollectors.Examples.Tubular") translateModel(Buildings.Fluid.SolarCollectors.Examples.Tubular,tolerance=1e-06,outputFormat="empty",numberOfIntervals=5000,variableFilter="",fileNamePrefix="Buildings_latest_Buildings.Fluid.SolarCollectors.Examples.Tubular") Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Buildings 10.0.0-master/package.mo): time 2.294/2.294, allocations: 391.2 MB / 407 MB, free: 10.81 MB / 314.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Complex 4.0.0+maint.om/package.mo): time 0.00115/0.00115, allocations: 201.2 kB / 499.1 MB, free: 4.613 MB / 394.7 MB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/Modelica 4.0.0+maint.om/package.mo): time 1.479/1.479, allocations: 222.9 MB / 0.7948 GB, free: 15.79 MB / 0.5573 GB Notification: Performance of loadFile(/home/hudson/saved_omc/libraries/.openmodelica/libraries/ModelicaServices 4.0.0+maint.om/package.mo): time 0.001017/0.001017, allocations: 110 kB / 0.9329 GB, free: 7.031 MB / 0.6823 GB Notification: Performance of FrontEnd - loaded program: time 0.001064/0.001064, allocations: 47.41 kB / 1.081 GB, free: 218.2 MB / 0.823 GB Notification: Performance of FrontEnd - Absyn->SCode: time 0.2732/0.2743, allocations: 140.6 MB / 1.218 GB, free: 117.2 MB / 0.823 GB Notification: Performance of NFInst.instantiate(Buildings.Fluid.SolarCollectors.Examples.Tubular): time 0.02604/0.3004, allocations: 36.5 MB / 1.254 GB, free: 80.55 MB / 0.823 GB Notification: Performance of NFInst.instExpressions: time 0.1519/0.4523, allocations: 158 MB / 1.408 GB, free: 1.996 MB / 0.9011 GB Notification: Performance of NFInst.updateImplicitVariability: time 0.00321/0.4555, allocations: 51.69 kB / 1.408 GB, free: 1.945 MB / 0.9011 GB Notification: Performance of NFTyping.typeComponents: time 0.002232/0.4578, allocations: 0.5434 MB / 1.409 GB, free: 1.398 MB / 0.9011 GB Notification: Performance of NFTyping.typeBindings: time 0.006042/0.4639, allocations: 1.637 MB / 1.41 GB, free: 15.75 MB / 0.9167 GB Notification: Performance of NFTyping.typeClassSections: time 0.006033/0.4699, allocations: 1.911 MB / 1.412 GB, free: 13.86 MB / 0.9167 GB Notification: Performance of NFFlatten.flatten: time 0.6041/1.074, allocations: 15.8 MB / 1.427 GB, free: 4.977 MB / 0.9167 GB Notification: Performance of NFFlatten.resolveConnections: time 0.008687/1.083, allocations: 5.507 MB / 1.433 GB, free: 4.203 MB / 0.9167 GB Notification: Performance of NFEvalConstants.evaluate: time 0.008814/1.092, allocations: 3.491 MB / 1.436 GB, free: 4.195 MB / 0.9167 GB Notification: Performance of NFSimplifyModel.simplify: time 0.008769/1.1, allocations: 3.66 MB / 1.44 GB, free: 3.863 MB / 0.9167 GB Notification: Performance of NFPackage.collectConstants: time 0.003484/1.104, allocations: 305 kB / 1.44 GB, free: 3.863 MB / 0.9167 GB Notification: Performance of NFFlatten.collectFunctions: time 0.009193/1.113, allocations: 1.522 MB / 1.442 GB, free: 3.863 MB / 0.9167 GB Notification: Performance of NFScalarize.scalarize: time 0.003465/1.117, allocations: 1.195 MB / 1.443 GB, free: 3.66 MB / 0.9167 GB Notification: Performance of NFVerifyModel.verify: time 0.007174/1.124, allocations: 2.732 MB / 1.445 GB, free: 2.852 MB / 0.9167 GB Notification: Performance of NFConvertDAE.convert: time 0.01217/1.136, allocations: 8.785 MB / 1.454 GB, free: 1.875 MB / 0.9167 GB Notification: Performance of FrontEnd - DAE generated: time 6.742e-06/1.136, allocations: 4 kB / 1.454 GB, free: 1.871 MB / 0.9167 GB Notification: Performance of FrontEnd: time 2.154e-06/1.136, allocations: 0 / 1.454 GB, free: 1.871 MB / 0.9167 GB Notification: Performance of Transformations before backend: time 0.000305/1.136, allocations: 0 / 1.454 GB, free: 1.871 MB / 0.9167 GB Notification: Model statistics after passing the front-end and creating the data structures used by the back-end: * Number of equations: 1050 * Number of variables: 1050 Notification: Performance of Generate backend data structure: time 0.01629/1.153, allocations: 6.124 MB / 1.46 GB, free: 15.52 MB / 0.9323 GB Notification: Performance of prepare preOptimizeDAE: time 4.09e-05/1.153, allocations: 13.83 kB / 1.46 GB, free: 15.52 MB / 0.9323 GB Notification: Performance of preOpt normalInlineFunction (simulation): time 0.008388/1.161, allocations: 1.405 MB / 1.461 GB, free: 15.19 MB / 0.9323 GB Notification: Performance of preOpt evaluateParameters (simulation): time 0.01121/1.172, allocations: 5.318 MB / 1.467 GB, free: 14.33 MB / 0.9323 GB Notification: Performance of preOpt simplifyIfEquations (simulation): time 0.000356/1.173, allocations: 302.4 kB / 1.467 GB, free: 14.32 MB / 0.9323 GB Notification: Performance of preOpt expandDerOperator (simulation): time 0.001451/1.174, allocations: 415.8 kB / 1.467 GB, free: 14.31 MB / 0.9323 GB Notification: Performance of preOpt clockPartitioning (simulation): time 0.01562/1.19, allocations: 5.875 MB / 1.473 GB, free: 13.7 MB / 0.9323 GB Notification: Performance of preOpt findStateOrder (simulation): time 0.0001066/1.19, allocations: 12 kB / 1.473 GB, free: 13.69 MB / 0.9323 GB Notification: Performance of preOpt replaceEdgeChange (simulation): time 0.000559/1.191, allocations: 167.9 kB / 1.473 GB, free: 13.69 MB / 0.9323 GB Notification: Performance of preOpt inlineArrayEqn (simulation): time 0.0001708/1.191, allocations: 189.1 kB / 1.473 GB, free: 13.68 MB / 0.9323 GB Notification: Performance of preOpt removeEqualRHS (simulation): time 0.01187/1.203, allocations: 5.603 MB / 1.479 GB, free: 13.63 MB / 0.9323 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 0.03448/1.237, allocations: 20.25 MB / 1.499 GB, free: 6.191 MB / 0.9323 GB Notification: Performance of preOpt comSubExp (simulation): time 0.007642/1.245, allocations: 3.583 MB / 1.502 GB, free: 6.074 MB / 0.9323 GB Notification: Performance of preOpt resolveLoops (simulation): time 0.003879/1.249, allocations: 1.935 MB / 1.504 GB, free: 6.035 MB / 0.9323 GB Notification: Performance of preOpt evalFunc (simulation): time 0.00228/1.251, allocations: 1.9 MB / 1.506 GB, free: 4.059 MB / 0.9323 GB Notification: Performance of preOpt encapsulateWhenConditions (simulation): time 0.004795/1.256, allocations: 2.113 MB / 1.508 GB, free: 3.754 MB / 0.9323 GB Notification: Performance of pre-optimization done (n=268): time 7.193e-06/1.256, allocations: 0 / 1.508 GB, free: 3.754 MB / 0.9323 GB Notification: Performance of matching and sorting (n=268): time 0.01382/1.27, allocations: 5.203 MB / 1.513 GB, free: 1.508 MB / 0.9323 GB Notification: Performance of inlineWhenForInitialization (initialization): time 0.0001141/1.27, allocations: 234.2 kB / 1.513 GB, free: 1.254 MB / 0.9323 GB Notification: Performance of selectInitializationVariablesDAE (initialization): time 0.007183/1.277, allocations: 3.521 MB / 1.517 GB, free: 15.46 MB / 0.948 GB Notification: Performance of collectPreVariables (initialization): time 0.000507/1.278, allocations: 81.7 kB / 1.517 GB, free: 15.39 MB / 0.948 GB Notification: Performance of collectInitialEqns (initialization): time 0.002404/1.28, allocations: 2.063 MB / 1.519 GB, free: 13.6 MB / 0.948 GB Notification: Performance of collectInitialBindings (initialization): time 0.001189/1.281, allocations: 0.9089 MB / 1.52 GB, free: 12.82 MB / 0.948 GB Notification: Performance of simplifyInitialFunctions (initialization): time 0.001852/1.283, allocations: 0.6191 MB / 1.52 GB, free: 12.46 MB / 0.948 GB Notification: Performance of setup shared object (initialization): time 8.535e-05/1.283, allocations: 305.1 kB / 1.521 GB, free: 12.16 MB / 0.948 GB Notification: Performance of preBalanceInitialSystem (initialization): time 0.003743/1.287, allocations: 1.621 MB / 1.522 GB, free: 11.3 MB / 0.948 GB Notification: Performance of partitionIndependentBlocks (initialization): time 0.004237/1.291, allocations: 2.265 MB / 1.524 GB, free: 9.695 MB / 0.948 GB Notification: Performance of analyzeInitialSystem (initialization): time 0.008081/1.299, allocations: 3.964 MB / 1.528 GB, free: 7.242 MB / 0.948 GB Notification: Performance of solveInitialSystemEqSystem (initialization): time 2.462e-05/1.299, allocations: 3.625 kB / 1.528 GB, free: 7.242 MB / 0.948 GB Notification: Performance of matching and sorting (n=382) (initialization): time 0.01304/1.312, allocations: 4.494 MB / 1.533 GB, free: 4.934 MB / 0.948 GB Notification: Performance of prepare postOptimizeDAE: time 4.031e-05/1.312, allocations: 12 kB / 1.533 GB, free: 4.922 MB / 0.948 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.634e-05/1.313, allocations: 16 kB / 1.533 GB, free: 4.906 MB / 0.948 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0006686/1.313, allocations: 117.3 kB / 1.533 GB, free: 4.789 MB / 0.948 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.003895/1.317, allocations: 0.7883 MB / 1.534 GB, free: 4.043 MB / 0.948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002484/1.32, allocations: 2.159 MB / 1.536 GB, free: 1.742 MB / 0.948 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.004882/1.325, allocations: 476.6 kB / 1.536 GB, free: 1.273 MB / 0.948 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0005826/1.325, allocations: 143.9 kB / 1.536 GB, free: 1.133 MB / 0.948 GB Notification: Performance of preBalanceInitialSystem (initialization_lambda0): time 0.007174/1.332, allocations: 2.922 MB / 1.539 GB, free: 14.2 MB / 0.9636 GB Notification: Performance of partitionIndependentBlocks (initialization_lambda0): time 0.004998/1.337, allocations: 2.264 MB / 1.541 GB, free: 11.7 MB / 0.9636 GB Notification: Performance of analyzeInitialSystem (initialization_lambda0): time 0.009083/1.346, allocations: 3.961 MB / 1.545 GB, free: 7.539 MB / 0.9636 GB Notification: Performance of solveInitialSystemEqSystem (initialization_lambda0): time 2.21e-05/1.346, allocations: 8 kB / 1.545 GB, free: 7.531 MB / 0.9636 GB Notification: Performance of matching and sorting (n=382) (initialization_lambda0): time 0.01323/1.36, allocations: 4.484 MB / 1.55 GB, free: 3.102 MB / 0.9636 GB Notification: Performance of prepare postOptimizeDAE: time 3.567e-05/1.36, allocations: 17.28 kB / 1.55 GB, free: 3.086 MB / 0.9636 GB Notification: Performance of postOpt simplifyComplexFunction (initialization): time 3.064e-05/1.36, allocations: 16 kB / 1.55 GB, free: 3.07 MB / 0.9636 GB Notification: Performance of postOpt tearingSystem (initialization): time 0.0005997/1.36, allocations: 112.8 kB / 1.55 GB, free: 2.957 MB / 0.9636 GB Notification: Performance of postOpt solveSimpleEquations (initialization): time 0.004021/1.364, allocations: 0.7693 MB / 1.55 GB, free: 2.23 MB / 0.9636 GB Notification: Performance of postOpt calculateStrongComponentJacobians (initialization): time 0.002082/1.367, allocations: 1.574 MB / 1.552 GB, free: 0.5391 MB / 0.9636 GB Notification: Performance of postOpt simplifyAllExpressions (initialization): time 0.005541/1.372, allocations: 413.7 kB / 1.552 GB, free: 136 kB / 0.9636 GB Notification: Performance of postOpt collapseArrayExpressions (initialization): time 0.0008282/1.373, allocations: 148 kB / 1.553 GB, free: 15.98 MB / 0.9792 GB Notification: Model statistics after passing the back-end for initialization: * Number of independent subsystems: 77 * Number of states: 0 () * Number of discrete variables: 8 (weaDat.conTim.canRepeatWeatherFile,weaDat.conTimMin.canRepeatWeatherFile,weaDat.conTim.tNext,$PRE.weaDat.conTim.tNext,weaDat.conTimMin.tNext,$PRE.weaDat.conTimMin.tNext,$whenCondition1,$whenCondition2) * Number of discrete states: 0 () * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for initialization (380): * Single equations (assignments): 378 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 0 * When equations: 0 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,2)} Notification: Performance of prepare postOptimizeDAE: time 0.001532/1.375, allocations: 373.3 kB / 1.553 GB, free: 15.66 MB / 0.9792 GB Notification: Performance of postOpt lateInlineFunction (simulation): time 0.001958/1.377, allocations: 394.1 kB / 1.553 GB, free: 15.27 MB / 0.9792 GB Notification: Performance of postOpt wrapFunctionCalls (simulation): time 0.01318/1.39, allocations: 4.442 MB / 1.558 GB, free: 10.79 MB / 0.9792 GB Notification: Performance of postOpt inlineArrayEqn (simulation): time 3.739e-05/1.39, allocations: 28 kB / 1.558 GB, free: 10.76 MB / 0.9792 GB Notification: Performance of postOpt constantLinearSystem (simulation): time 1.338e-05/1.39, allocations: 3.984 kB / 1.558 GB, free: 10.76 MB / 0.9792 GB Notification: Performance of postOpt simplifysemiLinear (simulation): time 0.009033/1.399, allocations: 3.567 MB / 1.561 GB, free: 7.102 MB / 0.9792 GB Notification: Performance of postOpt removeSimpleEquations (simulation): time 0.02504/1.424, allocations: 8.891 MB / 1.57 GB, free: 14.16 MB / 0.9948 GB Notification: Performance of postOpt simplifyComplexFunction (simulation): time 1.648e-05/1.424, allocations: 4.094 kB / 1.57 GB, free: 14.16 MB / 0.9948 GB Notification: Performance of postOpt solveSimpleEquations (simulation): time 0.003744/1.428, allocations: 0.6553 MB / 1.57 GB, free: 13.53 MB / 0.9948 GB Notification: Performance of postOpt tearingSystem (simulation): time 0.0005817/1.428, allocations: 84.78 kB / 1.57 GB, free: 13.44 MB / 0.9948 GB Notification: Performance of postOpt inputDerivativesUsed (simulation): time 0.0005204/1.429, allocations: 103.8 kB / 1.571 GB, free: 13.34 MB / 0.9948 GB Notification: Performance of postOpt calculateStrongComponentJacobians (simulation): time 0.00225/1.431, allocations: 2.147 MB / 1.573 GB, free: 11.04 MB / 0.9948 GB Notification: Performance of postOpt calculateStateSetsJacobians (simulation): time 4.649e-06/1.431, allocations: 4.031 kB / 1.573 GB, free: 11.04 MB / 0.9948 GB Notification: Performance of postOpt symbolicJacobian (simulation): time 1.797/3.229, allocations: 201.4 MB / 1.769 GB, free: 164 kB / 1.182 GB Notification: Performance of postOpt removeConstants (simulation): time 0.003652/3.232, allocations: 0.9444 MB / 1.77 GB, free: 15.19 MB / 1.198 GB Notification: Performance of postOpt simplifyTimeIndepFuncCalls (simulation): time 0.001665/3.234, allocations: 60.02 kB / 1.77 GB, free: 15.13 MB / 1.198 GB Notification: Performance of postOpt simplifyAllExpressions (simulation): time 0.00478/3.239, allocations: 334 kB / 1.771 GB, free: 14.81 MB / 1.198 GB Notification: Performance of postOpt findZeroCrossings (simulation): time 0.000716/3.24, allocations: 174 kB / 1.771 GB, free: 14.64 MB / 1.198 GB Notification: Performance of postOpt collapseArrayExpressions (simulation): time 0.0006518/3.24, allocations: 135.9 kB / 1.771 GB, free: 14.5 MB / 1.198 GB Notification: Performance of sorting global known variables: time 0.005658/3.246, allocations: 2.47 MB / 1.773 GB, free: 12.02 MB / 1.198 GB Notification: Performance of sort global known variables: time 3.1e-07/3.246, allocations: 4 kB / 1.773 GB, free: 12.02 MB / 1.198 GB Notification: Performance of remove unused functions: time 0.02002/3.266, allocations: 3.911 MB / 1.777 GB, free: 8.098 MB / 1.198 GB Notification: Model statistics after passing the back-end for simulation: * Number of independent subsystems: 4 * Number of states: 11 (solCol.vol[1].dynBal.U,solCol.vol[2].dynBal.U,solCol.vol[3].dynBal.U,solCol.vol[4].dynBal.U,solCol.vol[5].dynBal.U,solCol.vol[6].dynBal.U,solCol.vol[7].dynBal.U,solCol.vol[8].dynBal.U,solCol.vol[9].dynBal.U,TOut.T,TIn.T) * Number of discrete variables: 4 ($whenCondition2,$whenCondition1,weaDat.conTimMin.tNext,weaDat.conTim.tNext) * Number of discrete states: 2 (weaDat.conTimMin.tNext,weaDat.conTim.tNext) * Number of clocked states: 0 () * Top-level inputs: 0 Notification: Strong component statistics for simulation (288): * Single equations (assignments): 278 * Array equations: 0 * Algorithm blocks: 0 * Record equations: 6 * When equations: 2 * If-equations: 0 * Equation systems (not torn): 1 * Torn equation systems: 1 * Mixed (continuous/discrete) equation systems: 0 Notification: Equation system details (not torn): * Constant Jacobian (size): 0 systems * Linear Jacobian (size,density): 0 systems * Non-linear Jacobian (size): 1 system {1} * Without analytic Jacobian (size): 0 systems Notification: Torn system details for strict tearing set: * Linear torn systems (#iteration vars, #inner vars, density): 0 systems * Non-linear torn systems (#iteration vars, #inner vars): 1 system {(1,3)} Notification: Performance of Backend phase and start with SimCode phase: time 0.003363/3.269, allocations: 0.9592 MB / 1.778 GB, free: 7.41 MB / 1.198 GB Notification: Performance of simCode: created initialization part: time 0.01709/3.286, allocations: 6.262 MB / 1.784 GB, free: 1.242 MB / 1.198 GB Notification: Performance of simCode: created event and clocks part: time 1.594e-05/3.286, allocations: 5 kB / 1.784 GB, free: 1.238 MB / 1.198 GB Notification: Performance of simCode: created simulation system equations: time 0.00515/3.292, allocations: 2.004 MB / 1.786 GB, free: 15.27 MB / 1.214 GB Notification: Performance of simCode: created of all other equations (e.g. parameter, nominal, assert, etc): time 0.01287/3.305, allocations: 2.086 MB / 1.788 GB, free: 13.23 MB / 1.214 GB Notification: Performance of simCode: created linear, non-linear and system jacobian parts: time 0.02471/3.329, allocations: 14.17 MB / 1.802 GB, free: 15 MB / 1.229 GB Notification: Performance of simCode: some other stuff during SimCode phase: time 0.003234/3.333, allocations: 3.21 MB / 1.805 GB, free: 11.76 MB / 1.229 GB Notification: Performance of simCode: alias equations: time 0.01606/3.349, allocations: 2.932 MB / 1.808 GB, free: 8.82 MB / 1.229 GB Notification: Performance of simCode: all other stuff during SimCode phase: time 0.005756/3.354, allocations: 1.094 MB / 1.809 GB, free: 7.727 MB / 1.229 GB Notification: Performance of SimCode: time 2.344e-06/3.354, allocations: 4 kB / 1.809 GB, free: 7.723 MB / 1.229 GB Notification: Performance of Templates: time 0.7515/4.106, allocations: 188.5 MB / 1.993 GB, free: 497.3 MB / 1.307 GB make -j1 -f Buildings_latest_Buildings.Fluid.SolarCollectors.Examples.Tubular.makefile (rm -f Buildings_latest_Buildings.Fluid.SolarCollectors.Examples.Tubular.pipe ; mkfifo Buildings_latest_Buildings.Fluid.SolarCollectors.Examples.Tubular.pipe ; head -c 1048576 < Buildings_latest_Buildings.Fluid.SolarCollectors.Examples.Tubular.pipe >> ../files/Buildings_latest_Buildings.Fluid.SolarCollectors.Examples.Tubular.sim & ./Buildings_latest_Buildings.Fluid.SolarCollectors.Examples.Tubular -abortSlowSimulation -alarm=480 -lv LOG_STATS > Buildings_latest_Buildings.Fluid.SolarCollectors.Examples.Tubular.pipe 2>&1)